Adding upstream version 86.0.1.upstream/86.0.1upstream

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

14 files changed, 5053 insertions, 0 deletions

diff --git a/devtools/client/webconsole/test/node/fixtures/.eslintrc.js b/devtools/client/webconsole/test/node/fixtures/.eslintrc.js
new file mode 100644
index 0000000000..56bfc52fb1
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/.eslintrc.js
@@ -0,0 +1,6 @@
+"use strict";
+
+module.exports = {
+  // Extend from the shared list of defined globals for mochitests.
+  extends: "../../../../../.eslintrc.mochitests.js",
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/DevToolsUtils.js b/devtools/client/webconsole/test/node/fixtures/DevToolsUtils.js
new file mode 100644
index 0000000000..5be367a60e
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/DevToolsUtils.js
@@ -0,0 +1,8 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+module.exports = {
+  getTopWindow: () => ({}),
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/WebConsoleUtils.js b/devtools/client/webconsole/test/node/fixtures/WebConsoleUtils.js
new file mode 100644
index 0000000000..17714bee64
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/WebConsoleUtils.js
@@ -0,0 +1,17 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const L10n = require("devtools/client/webconsole/test/node/fixtures/L10n");
+
+const Utils = {
+  L10n,
+  supportsString: function(s) {
+    return s;
+  },
+};
+
+module.exports = {
+  Utils,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/async-storage.js b/devtools/client/webconsole/test/node/fixtures/async-storage.js
new file mode 100644
index 0000000000..35ed2f594f
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/async-storage.js
@@ -0,0 +1,13 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+module.exports = {
+  getItem: () => Promise.resolve(),
+  setItem: () => Promise.resolve(),
+  removeItem: () => Promise.resolve(),
+  clear: () => Promise.resolve(),
+  length: () => Promise.resolve(),
+  key: () => Promise.resolve(),
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/serviceContainer.js b/devtools/client/webconsole/test/node/fixtures/serviceContainer.js
new file mode 100644
index 0000000000..f78712c3aa
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/serviceContainer.js
@@ -0,0 +1,31 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+module.exports = {
+  attachRefToWebConsoleUI: () => {},
+  emitForTests: () => {},
+  proxy: {
+    client: {},
+    releaseActor: actor => console.log("Release actor", actor),
+  },
+  onViewSourceInDebugger: () => {},
+  onViewSourceInStyleEditor: () => {},
+  openNetworkPanel: () => {},
+  resendNetworkRequest: () => {},
+  sourceMapURLService: {
+    subscribeByURL: () => {
+      return () => {};
+    },
+    subscribeByID: () => {
+      return () => {};
+    },
+    subscribeByLocation: () => {
+      return () => {};
+    },
+  },
+  openLink: () => {},
+  // eslint-disable-next-line react/display-name
+  createElement: tagName => document.createElement(tagName),
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/browser_dummy.js b/devtools/client/webconsole/test/node/fixtures/stubs/browser_dummy.js
new file mode 100644
index 0000000000..8a9353cd7e
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/browser_dummy.js
@@ -0,0 +1,11 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This file is a fake test so we can have support files in the stubs.ini, which are then
+// referenced as support files in the webconsole mochitest ini file.
+
+"use strict";
+
+add_task(function() {
+  ok(true, "this is not a test");
+});
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/consoleApi.js b/devtools/client/webconsole/test/node/fixtures/stubs/consoleApi.js
new file mode 100644
index 0000000000..d40621cc34
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/consoleApi.js
@@ -0,0 +1,2042 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
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+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo",
+    "level": "groupCollapsed",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source48",
+    "styles": [],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.groupEnd('foo')`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo",
+    "level": "groupEnd",
+    "lineNumber": 3,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source54",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.group()`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "group",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source48",
+    "styles": [],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.groupEnd()`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "groupEnd",
+    "lineNumber": 3,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source54",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.log(%cfoobar)`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "foo",
+      "bar"
+    ],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "log",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source48",
+    "styles": [
+      "color:blue; font-size:1.3em; background:url('http://example.com/test'); position:absolute; top:10px; ",
+      "color:red; line-height: 1.5; background:url('http://example.com/test')"
+    ],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.log("%cHello%c|%cWorld")`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "Hello",
+      "|",
+      "World"
+    ],
+    "chromeContext": false,
+    "columnNumber": 13,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "log",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source63",
+    "styles": [
+      "color:red",
+      "",
+      "color: blue"
+    ],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.group(%cfoo%cbar)`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "foo",
+      "bar"
+    ],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo bar",
+    "level": "group",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source48",
+    "styles": [
+      "color:blue;font-size:1.3em;background:url('http://example.com/test');position:absolute;top:10px",
+      "color:red;background:url('http://example.com/test')"
+    ],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.groupEnd(%cfoo%cbar)`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo bar",
+    "level": "groupEnd",
+    "lineNumber": 6,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source54",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.groupCollapsed(%cfoo%cbaz)`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "foo",
+      "baz"
+    ],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo baz",
+    "level": "groupCollapsed",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source48",
+    "styles": [
+      "color:blue;font-size:1.3em;background:url('http://example.com/test');position:absolute;top:10px",
+      "color:red;background:url('http://example.com/test')"
+    ],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.groupEnd(%cfoo%cbaz)`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 11,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "foo baz",
+    "level": "groupEnd",
+    "lineNumber": 6,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source54",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.dir({C, M, Y, K})`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      {
+        "_grip": {
+          "type": "object",
+          "actor": "server0.conn0.child1/obj67",
+          "class": "Object",
+          "ownPropertyLength": 4,
+          "extensible": true,
+          "frozen": false,
+          "sealed": false,
+          "isError": false,
+          "preview": {
+            "kind": "Object",
+            "ownProperties": {
+              "cyan": {
+                "configurable": true,
+                "enumerable": true,
+                "writable": true,
+                "value": "C"
+              },
+              "magenta": {
+                "configurable": true,
+                "enumerable": true,
+                "writable": true,
+                "value": "M"
+              },
+              "yellow": {
+                "configurable": true,
+                "enumerable": true,
+                "writable": true,
+                "value": "Y"
+              },
+              "black": {
+                "configurable": true,
+                "enumerable": true,
+                "writable": true,
+                "value": "K"
+              }
+            },
+            "ownSymbols": [],
+            "ownPropertiesLength": 4,
+            "ownSymbolsLength": 0,
+            "safeGetterValues": {}
+          }
+        },
+        "actorID": "server0.conn0.child1/obj67"
+      }
+    ],
+    "chromeContext": false,
+    "columnNumber": 35,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "dir",
+    "lineNumber": 1,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source22",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | default: 1`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "default"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 1,
+      "label": "default"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 2,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | default: 2`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "default"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 2,
+      "label": "default"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 3,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | test counter: 1`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "test counter"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 1,
+      "label": "test counter"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 4,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | test counter: 2`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "test counter"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 2,
+      "label": "test counter"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 5,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | default: 3`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "default"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 3,
+      "label": "default"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 6,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | clear`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "clear",
+    "lineNumber": 7,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | default: 4`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "default"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 4,
+      "label": "default"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 8,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.count | test counter: 3`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "test counter"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 3,
+      "label": "test counter"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "count",
+    "lineNumber": 9,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.countReset | test counter: 0`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "test counter"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "count": 0,
+      "label": "test counter"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "countReset",
+    "lineNumber": 10,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.countReset | counterDoesntExist`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "test counter"
+    ],
+    "chromeContext": false,
+    "columnNumber": 15,
+    "counter": {
+      "error": "counterDoesntExist",
+      "label": "test counter"
+    },
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "countReset",
+    "lineNumber": 11,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source68",
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "styles": [],
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+rawPackets.set(`console.log escaped characters`, {
+  "resourceType": "console-message",
+  "message": {
+    "addonId": "",
+    "arguments": [
+      "hello \nfrom \rthe \"string world!"
+    ],
+    "chromeContext": false,
+    "columnNumber": 35,
+    "counter": null,
+    "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "functionName": "triggerPacket",
+    "groupName": "",
+    "level": "log",
+    "lineNumber": 1,
+    "prefix": "",
+    "private": false,
+    "sourceId": "server0.conn0.child1/source22",
+    "styles": [],
+    "timeStamp": 1572867483805,
+    "timer": null,
+    "workerType": "none",
+    "category": "webdev",
+    "innerWindowID": 8589934593
+  }
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = ConsoleMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/cssMessage.js b/devtools/client/webconsole/test/node/fixtures/stubs/cssMessage.js
new file mode 100644
index 0000000000..cda3465e39
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/cssMessage.js
@@ -0,0 +1,85 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
+const rawPackets = new Map();
+rawPackets.set(`Unknown property ‘such-unknown-property’.  Declaration dropped.`, {
+  "pageError": {
+    "errorMessage": "Unknown property ‘such-unknown-property’.  Declaration dropped.",
+    "sourceName": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-css-message.html",
+    "sourceId": null,
+    "lineText": "",
+    "lineNumber": 3,
+    "columnNumber": 27,
+    "category": "CSS Parser",
+    "innerWindowID": 8589934593,
+    "timeStamp": 1572867483805,
+    "warning": true,
+    "error": false,
+    "info": false,
+    "private": false,
+    "stacktrace": null,
+    "notes": null,
+    "chromeContext": false,
+    "isForwardedFromContentProcess": false
+  },
+  "resourceType": "css-message",
+  "cssSelectors": "p"
+});
+
+rawPackets.set(`Error in parsing value for ‘padding-top’.  Declaration dropped.`, {
+  "pageError": {
+    "errorMessage": "Error in parsing value for ‘padding-top’.  Declaration dropped.",
+    "sourceName": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-css-message.html",
+    "sourceId": null,
+    "lineText": "",
+    "lineNumber": 3,
+    "columnNumber": 18,
+    "category": "CSS Parser",
+    "innerWindowID": 8589934593,
+    "timeStamp": 1572867483805,
+    "warning": true,
+    "error": false,
+    "info": false,
+    "private": false,
+    "stacktrace": null,
+    "notes": null,
+    "chromeContext": false,
+    "isForwardedFromContentProcess": false
+  },
+  "resourceType": "css-message",
+  "cssSelectors": "p"
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = ConsoleMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/evaluationResult.js b/devtools/client/webconsole/test/node/fixtures/stubs/evaluationResult.js
new file mode 100644
index 0000000000..f8837393a0
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/evaluationResult.js
@@ -0,0 +1,809 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
+const rawPackets = new Map();
+rawPackets.set(`new Date(0)`, {
+  "resultID": "1573832025018-0",
+  "hasException": false,
+  "input": "new Date(0)",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child1/obj23",
+      "class": "Date",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "timestamp": 0
+      }
+    },
+    "actorID": "server0.conn0.child1/obj23"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`asdf()`, {
+  "resultID": "1573832025112-1",
+  "errorMessageName": "JSMSG_NOT_DEFINED",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child1/obj25",
+      "class": "ReferenceError",
+      "ownPropertyLength": 4,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": true,
+      "preview": {
+        "kind": "Error",
+        "name": "ReferenceError",
+        "message": "asdf is not defined",
+        "stack": "@debugger eval code:1:1\n",
+        "fileName": "debugger eval code",
+        "lineNumber": 1,
+        "columnNumber": 1
+      }
+    },
+    "actorID": "server0.conn0.child1/obj25"
+  },
+  "exceptionMessage": "ReferenceError: asdf is not defined",
+  "exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn0.child1/source24",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "line": 1,
+    "column": 1
+  },
+  "input": "asdf()",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`1 + @`, {
+  "resultID": "1573832025117-2",
+  "errorMessageName": "JSMSG_ILLEGAL_CHARACTER",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child1/obj26",
+      "class": "SyntaxError",
+      "ownPropertyLength": 4,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": true,
+      "preview": {
+        "kind": "Error",
+        "name": "SyntaxError",
+        "message": "illegal character U+0040",
+        "stack": "",
+        "fileName": "debugger eval code",
+        "lineNumber": 1,
+        "columnNumber": 4
+      }
+    },
+    "actorID": "server0.conn0.child1/obj26"
+  },
+  "exceptionMessage": "SyntaxError: illegal character U+0040",
+  "exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Illegal_character?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "line": 1,
+    "column": 4
+  },
+  "input": "1 + @",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`inspect({a: 1})`, {
+  "resultID": "1573832025122-3",
+  "hasException": false,
+  "helperResult": {
+    "type": "inspectObject",
+    "input": "inspect({a: 1})",
+    "object": {
+      "_grip": {
+        "type": "object",
+        "actor": "server0.conn0.child1/obj28",
+        "class": "Object",
+        "ownPropertyLength": 1,
+        "extensible": true,
+        "frozen": false,
+        "sealed": false,
+        "isError": false,
+        "preview": {
+          "kind": "Object",
+          "ownProperties": {
+            "a": {
+              "configurable": true,
+              "enumerable": true,
+              "writable": true,
+              "value": 1
+            }
+          },
+          "ownSymbols": [],
+          "ownPropertiesLength": 1,
+          "ownSymbolsLength": 0,
+          "safeGetterValues": {}
+        }
+      },
+      "actorID": "server0.conn0.child1/obj28"
+    },
+    "forceExpandInConsole": false
+  },
+  "input": "inspect({a: 1})",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`undefined`, {
+  "resultID": "1573832025127-5",
+  "hasException": false,
+  "input": "undefined",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`longString message Error`, {
+  "resultID": "1573832025130-6",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child1/obj32",
+      "class": "Error",
+      "ownPropertyLength": 4,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": true,
+      "preview": {
+        "kind": "Error",
+        "name": "Error",
+        "message": {
+          "_grip": {
+            "type": "longString",
+            "actor": "server0.conn0.child1/longstractor33",
+            "length": 110000,
+            "initial": "Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error"
+          },
+          "actorID": "server0.conn0.child1/longstractor33"
+        },
+        "stack": "@debugger eval code:1:7\n",
+        "fileName": "debugger eval code",
+        "lineNumber": 1,
+        "columnNumber": 7
+      }
+    },
+    "actorID": "server0.conn0.child1/obj32"
+  },
+  "exceptionMessage": {
+    "_grip": {
+      "type": "longString",
+      "actor": "server0.conn0.child1/longstractor34",
+      "length": 110007,
+      "initial": "Error: Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Long error Lon"
+    },
+    "actorID": "server0.conn0.child1/longstractor34"
+  },
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn0.child1/source31",
+      "lineNumber": 1,
+      "columnNumber": 7,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn0.child1/source31",
+    "line": 1,
+    "column": 7
+  },
+  "input": "throw new Error(\"Long error \".repeat(10000))",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw ""`, {
+  "resultID": "1573832025134-7",
+  "exception": "",
+  "exceptionMessage": "",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn0.child1/source24",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn0.child1/source24",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw \"\"",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw "tomato"`, {
+  "resultID": "1573832025137-8",
+  "exception": "tomato",
+  "exceptionMessage": "tomato",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn0.child1/source24",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn0.child1/source24",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw \"tomato\"",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw false`, {
+  "resultID": "1588154002962-9",
+  "exception": false,
+  "exceptionMessage": "false",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source26",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source26",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw false",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw 0`, {
+  "resultID": "1588154002979-10",
+  "exception": 0,
+  "exceptionMessage": "0",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source26",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source26",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw 0",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw null`, {
+  "resultID": "1588154003064-11",
+  "exception": {
+    "type": "null"
+  },
+  "exceptionMessage": "null",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source26",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source26",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw null",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw undefined`, {
+  "resultID": "1588154003073-12",
+  "exception": {
+    "type": "undefined"
+  },
+  "exceptionMessage": "undefined",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source26",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source26",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw undefined",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw Symbol`, {
+  "resultID": "1588154003077-13",
+  "exception": {
+    "type": "symbol",
+    "actor": "server0.conn2.child2/symbol44",
+    "name": "potato"
+  },
+  "exceptionMessage": "Symbol(potato)",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source33",
+      "lineNumber": 1,
+      "columnNumber": 7,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source33",
+    "line": 1,
+    "column": 7
+  },
+  "input": "throw Symbol(\"potato\")",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw Object`, {
+  "resultID": "1588154003082-14",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn2.child2/obj46",
+      "class": "Object",
+      "ownPropertyLength": 1,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "vegetable": {
+            "configurable": true,
+            "enumerable": true,
+            "writable": true,
+            "value": "cucumber"
+          }
+        },
+        "ownSymbols": [],
+        "ownPropertiesLength": 1,
+        "ownSymbolsLength": 0,
+        "safeGetterValues": {}
+      }
+    },
+    "actorID": "server0.conn2.child2/obj46"
+  },
+  "exceptionMessage": "[object Object]",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source26",
+      "lineNumber": 1,
+      "columnNumber": 1,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source26",
+    "line": 1,
+    "column": 1
+  },
+  "input": "throw {vegetable: \"cucumber\"}",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw Error Object`, {
+  "resultID": "1588154003093-15",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn2.child2/obj48",
+      "class": "Error",
+      "ownPropertyLength": 4,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": true,
+      "preview": {
+        "kind": "Error",
+        "name": "Error",
+        "message": "pumpkin",
+        "stack": "@debugger eval code:1:7\n",
+        "fileName": "debugger eval code",
+        "lineNumber": 1,
+        "columnNumber": 7
+      }
+    },
+    "actorID": "server0.conn2.child2/obj48"
+  },
+  "exceptionMessage": "Error: pumpkin",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source33",
+      "lineNumber": 1,
+      "columnNumber": 7,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source33",
+    "line": 1,
+    "column": 7
+  },
+  "input": "throw new Error(\"pumpkin\")",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval throw Error Object with custom name`, {
+  "resultID": "1588154003097-16",
+  "exception": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn2.child2/obj50",
+      "class": "Error",
+      "ownPropertyLength": 6,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": true,
+      "preview": {
+        "kind": "Error",
+        "name": "JuicyError",
+        "message": "pineapple",
+        "stack": "@debugger eval code:2:15\n",
+        "fileName": "debugger eval code",
+        "lineNumber": 2,
+        "columnNumber": 15
+      }
+    },
+    "actorID": "server0.conn2.child2/obj50"
+  },
+  "exceptionMessage": "JuicyError: pineapple",
+  "exceptionStack": [
+    {
+      "filename": "debugger eval code",
+      "sourceId": "server0.conn2.child2/source49",
+      "lineNumber": 5,
+      "columnNumber": 5,
+      "functionName": null
+    }
+  ],
+  "hasException": true,
+  "frame": {
+    "source": "debugger eval code",
+    "sourceId": "server0.conn2.child2/source49",
+    "line": 5,
+    "column": 5
+  },
+  "input": "\n    var err = new Error(\"pineapple\");\n    err.name = \"JuicyError\";\n    err.flavor = \"delicious\";\n    throw err;\n  ",
+  "result": {
+    "type": "undefined"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval pending promise`, {
+  "resultID": "1609858965386-17",
+  "hasException": false,
+  "input": "new Promise(() => {})",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child3/obj53",
+      "class": "Promise",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "<state>": {
+            "value": "pending"
+          }
+        },
+        "ownPropertiesLength": 1
+      }
+    },
+    "actorID": "server0.conn0.child3/obj53"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval Promise.resolve`, {
+  "resultID": "1609858965388-18",
+  "hasException": false,
+  "input": "Promise.resolve(123)",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child3/obj55",
+      "class": "Promise",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "<state>": {
+            "value": "fulfilled"
+          },
+          "<value>": {
+            "value": 123
+          }
+        },
+        "ownPropertiesLength": 2
+      }
+    },
+    "actorID": "server0.conn0.child3/obj55"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval Promise.reject`, {
+  "resultID": "1609858965389-19",
+  "hasException": false,
+  "input": "Promise.reject(\"ouch\")",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child3/obj57",
+      "class": "Promise",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "<state>": {
+            "value": "rejected"
+          },
+          "<reason>": {
+            "value": "ouch"
+          }
+        },
+        "ownPropertiesLength": 2
+      }
+    },
+    "actorID": "server0.conn0.child3/obj57"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval resolved promise`, {
+  "resultID": "1609858965393-20",
+  "hasException": false,
+  "input": "Promise.resolve().then(() => 246)",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child3/obj59",
+      "class": "Promise",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "<state>": {
+            "value": "fulfilled"
+          },
+          "<value>": {
+            "value": 246
+          }
+        },
+        "ownPropertiesLength": 2
+      }
+    },
+    "actorID": "server0.conn0.child3/obj59"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+rawPackets.set(`eval rejected promise`, {
+  "resultID": "1609858965397-21",
+  "hasException": false,
+  "input": "Promise.resolve().then(() => a.b.c)",
+  "result": {
+    "_grip": {
+      "type": "object",
+      "actor": "server0.conn0.child3/obj61",
+      "class": "Promise",
+      "ownPropertyLength": 0,
+      "extensible": true,
+      "frozen": false,
+      "sealed": false,
+      "isError": false,
+      "preview": {
+        "kind": "Object",
+        "ownProperties": {
+          "<state>": {
+            "value": "rejected"
+          },
+          "<reason>": {
+            "value": {
+              "type": "object",
+              "actor": "server0.conn0.child3/obj62",
+              "class": "ReferenceError",
+              "ownPropertyLength": 4,
+              "extensible": true,
+              "frozen": false,
+              "sealed": false,
+              "isError": true,
+              "preview": {
+                "kind": "Error",
+                "name": "ReferenceError",
+                "message": "a is not defined",
+                "stack": "@debugger eval code:1:30\npromise callback*@debugger eval code:1:19\n",
+                "fileName": "debugger eval code",
+                "lineNumber": 1,
+                "columnNumber": 30
+              }
+            }
+          }
+        },
+        "ownPropertiesLength": 2
+      }
+    },
+    "actorID": "server0.conn0.child3/obj61"
+  },
+  "startTime": 1572867483805,
+  "timestamp": 1572867483805
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = ConsoleMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/index.js b/devtools/client/webconsole/test/node/fixtures/stubs/index.js
new file mode 100644
index 0000000000..9e5de16308
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/index.js
@@ -0,0 +1,37 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const maps = [];
+
+[
+  "consoleApi",
+  "cssMessage",
+  "evaluationResult",
+  "networkEvent",
+  "pageError",
+  "platformMessage",
+].forEach(filename => {
+  maps[filename] = require(`./${filename}`);
+});
+
+// Combine all the maps into a single map.
+module.exports = {
+  stubPreparedMessages: new Map([
+    ...maps.consoleApi.stubPreparedMessages,
+    ...maps.cssMessage.stubPreparedMessages,
+    ...maps.evaluationResult.stubPreparedMessages,
+    ...maps.networkEvent.stubPreparedMessages,
+    ...maps.pageError.stubPreparedMessages,
+    ...maps.platformMessage.stubPreparedMessages,
+  ]),
+  stubPackets: new Map([
+    ...maps.consoleApi.stubPackets,
+    ...maps.cssMessage.stubPackets,
+    ...maps.evaluationResult.stubPackets,
+    ...maps.networkEvent.stubPackets,
+    ...maps.pageError.stubPackets,
+    ...maps.platformMessage.stubPackets,
+  ]),
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/networkEvent.js b/devtools/client/webconsole/test/node/fixtures/stubs/networkEvent.js
new file mode 100644
index 0000000000..d06191698c
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/networkEvent.js
@@ -0,0 +1,269 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
+const rawPackets = new Map();
+rawPackets.set(`GET request`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent4",
+  "startedDateTime": "2019-11-04T11:06:34.542Z",
+  "method": "GET",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": false,
+  "cause": {
+    "type": "img",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 3,
+      "columnNumber": 1,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 2,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+rawPackets.set(`GET request update`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent5",
+  "startedDateTime": "2020-07-07T14:41:14.572Z",
+  "method": "GET",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": false,
+  "cause": {
+    "type": "img",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 3,
+      "columnNumber": 1,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 3,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+rawPackets.set(`XHR GET request`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent21",
+  "startedDateTime": "2020-07-07T14:41:14.612Z",
+  "method": "GET",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": true,
+  "cause": {
+    "type": "xhr",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 4,
+      "columnNumber": 5,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 1,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+rawPackets.set(`XHR GET request update`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent20",
+  "method": "GET",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": true,
+  "cause": {
+    "type": "xhr",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 4,
+      "columnNumber": 5,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 1,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+rawPackets.set(`XHR POST request`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent36",
+  "startedDateTime": "2019-11-04T11:06:35.007Z",
+  "method": "POST",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": true,
+  "cause": {
+    "type": "xhr",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 4,
+      "columnNumber": 5,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 1,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+rawPackets.set(`XHR POST request update`, {
+  "resourceType": "network-event",
+  "timeStamp": 1572867483805,
+  "actor": "server0.conn0.netEvent36",
+  "method": "POST",
+  "url": "http://example.com/inexistent.html",
+  "isXHR": true,
+  "cause": {
+    "type": "xhr",
+    "loadingDocumentUri": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+    "stacktraceAvailable": true,
+    "lastFrame": {
+      "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/stub-generators/test-network-event.html",
+      "lineNumber": 4,
+      "columnNumber": 5,
+      "functionName": "triggerPacket",
+      "asyncCause": null
+    }
+  },
+  "httpVersion": "HTTP/1.1",
+  "status": "404",
+  "statusText": "Not Found",
+  "remoteAddress": "127.0.0.1",
+  "remotePort": 8888,
+  "mimeType": "text/html; charset=utf-8",
+  "waitingTime": 1,
+  "contentSize": 418,
+  "transferredSize": 578,
+  "timings": {},
+  "private": false,
+  "isThirdPartyTrackingResource": false,
+  "referrerPolicy": "no-referrer-when-downgrade",
+  "blockedReason": 0,
+  "totalTime": 2,
+  "securityState": "insecure",
+  "isRacing": false
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = NetworkEventMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/pageError.js b/devtools/client/webconsole/test/node/fixtures/stubs/pageError.js
new file mode 100644
index 0000000000..c6a41811ae
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/pageError.js
@@ -0,0 +1,1657 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
+const rawPackets = new Map();
+rawPackets.set(`ReferenceError: asdf is not defined`, {
+  "pageError": {
+    "errorMessage": "ReferenceError: asdf is not defined",
+    "errorMessageName": "JSMSG_NOT_DEFINED",
+    "exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Not_defined?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
+    "sourceName": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "sourceId": "server0.conn0.child1/source22",
+    "lineText": "",
+    "lineNumber": 3,
+    "columnNumber": 5,
+    "category": "content javascript",
+    "innerWindowID": 8589934593,
+    "timeStamp": 1572867483805,
+    "warning": false,
+    "error": true,
+    "info": false,
+    "private": false,
+    "stacktrace": [
+      {
+        "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+        "sourceId": "server0.conn0.child1/source22",
+        "lineNumber": 3,
+        "columnNumber": 5,
+        "functionName": "bar"
+      },
+      {
+        "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+        "sourceId": "server0.conn0.child1/source22",
+        "lineNumber": 6,
+        "columnNumber": 5,
+        "functionName": "foo"
+      },
+      {
+        "filename": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+        "sourceId": "server0.conn0.child1/source22",
+        "lineNumber": 9,
+        "columnNumber": 3,
+        "functionName": null
+      },
+      {
+        "filename": "resource://testing-common/content-task.js line 110 > eval",
+        "sourceId": null,
+        "lineNumber": 6,
+        "columnNumber": 29,
+        "functionName": null
+      },
+      {
+        "filename": "resource://testing-common/content-task.js",
+        "sourceId": null,
+        "lineNumber": 111,
+        "columnNumber": 29,
+        "functionName": null
+      },
+      {
+        "filename": "resource://testing-common/content-task.js",
+        "sourceId": null,
+        "lineNumber": 64,
+        "columnNumber": 19,
+        "functionName": null,
+        "asyncCause": "MessageListener.receiveMessage"
+      }
+    ],
+    "notes": null,
+    "chromeContext": false,
+    "isPromiseRejection": false,
+    "isForwardedFromContentProcess": false,
+    "exception": {
+      "_grip": {
+        "type": "object",
+        "actor": "server0.conn4.child2/obj25",
+        "class": "ReferenceError",
+        "ownPropertyLength": 4,
+        "extensible": true,
+        "frozen": false,
+        "sealed": false,
+        "isError": true,
+        "preview": {
+          "kind": "Error",
+          "name": "ReferenceError",
+          "message": "asdf is not defined",
+          "stack": "bar@http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html:3:5\nfoo@http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html:6:5\n@http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html:9:3\n",
+          "fileName": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+          "lineNumber": 3,
+          "columnNumber": 5
+        }
+      },
+      "actorID": "server0.conn4.child2/obj25"
+    },
+    "hasException": true
+  },
+  "resourceType": "error-message"
+});
+
+rawPackets.set(`SyntaxError: redeclaration of let a`, {
+  "pageError": {
+    "errorMessage": "SyntaxError: redeclaration of let a",
+    "errorMessageName": "JSMSG_REDECLARED_VAR",
+    "exceptionDocURL": "https://developer.mozilla.org/docs/Web/JavaScript/Reference/Errors/Redeclared_parameter?utm_source=mozilla&utm_medium=firefox-console-errors&utm_campaign=default",
+    "sourceName": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+    "sourceId": null,
+    "lineText": "  let a, a;",
+    "lineNumber": 2,
+    "columnNumber": 9,
+    "category": "content javascript",
+    "innerWindowID": 8589934593,
+    "timeStamp": 1572867483805,
+    "warning": false,
+    "error": true,
+    "info": false,
+    "private": false,
+    "stacktrace": [
+      {
+        "filename": "resource://testing-common/content-task.js line 110 > eval",
+        "sourceId": null,
+        "lineNumber": 6,
+        "columnNumber": 29,
+        "functionName": null
+      },
+      {
+        "filename": "resource://testing-common/content-task.js",
+        "sourceId": null,
+        "lineNumber": 111,
+        "columnNumber": 29,
+        "functionName": null
+      },
+      {
+        "filename": "resource://testing-common/content-task.js",
+        "sourceId": null,
+        "lineNumber": 64,
+        "columnNumber": 19,
+        "functionName": null,
+        "asyncCause": "MessageListener.receiveMessage"
+      }
+    ],
+    "notes": [
+      {
+        "messageBody": "Previously declared at line 2, column 6",
+        "frame": {
+          "source": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+          "sourceId": null,
+          "line": 2,
+          "column": 6
+        }
+      }
+    ],
+    "chromeContext": false,
+    "isPromiseRejection": false,
+    "isForwardedFromContentProcess": false,
+    "exception": {
+      "_grip": {
+        "type": "object",
+        "actor": "server0.conn4.child2/obj26",
+        "class": "SyntaxError",
+        "ownPropertyLength": 4,
+        "extensible": true,
+        "frozen": false,
+        "sealed": false,
+        "isError": true,
+        "preview": {
+          "kind": "Error",
+          "name": "SyntaxError",
+          "message": "redeclaration of let a",
+          "stack": "",
+          "fileName": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+          "lineNumber": 2,
+          "columnNumber": 9
+        }
+      },
+      "actorID": "server0.conn4.child2/obj26"
+    },
+    "hasException": true
+  },
+  "resourceType": "error-message"
+});
+
+rawPackets.set(`TypeError longString message`, {
+  "pageError": {
+    "errorMessage": {
+      "_grip": {
+        "type": "longString",
+        "actor": "server0.conn0.child1/longstractor24",
+        "length": 110007,
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+    ],
+    "notes": null,
+    "chromeContext": false,
+    "isPromiseRejection": true,
+    "isForwardedFromContentProcess": false,
+    "exception": {
+      "_grip": {
+        "type": "object",
+        "actor": "server0.conn4.child2/obj58",
+        "class": "Error",
+        "ownPropertyLength": 6,
+        "extensible": true,
+        "frozen": false,
+        "sealed": false,
+        "isError": true,
+        "preview": {
+          "kind": "Error",
+          "name": "JuicyError",
+          "message": "pineapple",
+          "stack": "@http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html:2:15\n",
+          "fileName": "http://example.com/browser/devtools/client/webconsole/test/browser/test-console-api.html",
+          "lineNumber": 2,
+          "columnNumber": 15
+        }
+      },
+      "actorID": "server0.conn4.child2/obj58"
+    },
+    "hasException": true
+  },
+  "resourceType": "error-message"
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = ConsoleMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/platformMessage.js b/devtools/client/webconsole/test/node/fixtures/stubs/platformMessage.js
new file mode 100644
index 0000000000..83ec867a98
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/platformMessage.js
@@ -0,0 +1,54 @@
+/* Any copyright is dedicated to the Public Domain.
+  http://creativecommons.org/publicdomain/zero/1.0/ */
+/* eslint-disable max-len */
+
+"use strict";
+
+/*
+ * THIS FILE IS AUTOGENERATED. DO NOT MODIFY BY HAND. RUN TESTS IN FIXTURES/ TO UPDATE.
+ */
+
+const {
+  parsePacketsWithFronts,
+} = require("chrome://mochitests/content/browser/devtools/client/webconsole/test/browser/stub-generator-helpers");
+const { prepareMessage } = require("devtools/client/webconsole/utils/messages");
+const {
+  ConsoleMessage,
+  NetworkEventMessage,
+} = require("devtools/client/webconsole/types");
+
+const rawPackets = new Map();
+rawPackets.set(`platform-simple-message`, {
+  "message": "foobar test",
+  "timeStamp": 1572867483805,
+  "resourceType": "platform-message"
+});
+
+rawPackets.set(`platform-longString-message`, {
+  "message": {
+    "type": "longString",
+    "actor": "server0.conn0.longstractor43",
+    "length": 20002,
+    "initial": "a\naaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa"
+  },
+  "timeStamp": 1572867483805,
+  "resourceType": "platform-message"
+});
+
+
+const stubPackets = parsePacketsWithFronts(rawPackets);
+
+const stubPreparedMessages = new Map();
+for (const [key, packet] of Array.from(stubPackets.entries())) {
+  const transformedPacket = prepareMessage(packet, {
+    getNextId: () => "1",
+  });
+  const message = ConsoleMessage(transformedPacket);
+  stubPreparedMessages.set(key, message);
+}
+
+module.exports = {
+  rawPackets,
+  stubPreparedMessages,
+  stubPackets,
+};
diff --git a/devtools/client/webconsole/test/node/fixtures/stubs/stubs.ini b/devtools/client/webconsole/test/node/fixtures/stubs/stubs.ini
new file mode 100644
index 0000000000..4c8b42030e
--- /dev/null
+++ b/devtools/client/webconsole/test/node/fixtures/stubs/stubs.ini
@@ -0,0 +1,14 @@
+[DEFAULT]
+tags = devtools
+subsuite = devtools
+support-files =
+  consoleApi.js
+  cssMessage.js
+  evaluationResult.js
+  index.js
+  networkEvent.js
+  pageError.js
+  platformMessage.js
+
+[browser_dummy.js]
+skip-if=true #This is only here so we can expose the support files in other ini files.