1 files changed, 174 insertions, 0 deletions
diff --git a/devtools/client/webconsole/test/node/helpers.js b/devtools/client/webconsole/test/node/helpers.js
new file mode 100644
index 0000000000..af7da801c5
--- /dev/null
+++ b/devtools/client/webconsole/test/node/helpers.js
@@ -0,0 +1,174 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const reduxActions = require("resource://devtools/client/webconsole/actions/index.js");
+const {
+  configureStore,
+} = require("resource://devtools/client/webconsole/store.js");
+const {
+  IdGenerator,
+} = require("resource://devtools/client/webconsole/utils/id-generator.js");
+const {
+  stubPackets,
+} = require("resource://devtools/client/webconsole/test/node/fixtures/stubs/index.js");
+const {
+  getMutableMessagesById,
+} = require("resource://devtools/client/webconsole/selectors/messages.js");
+const {
+  getPrefsService,
+} = require("resource://devtools/client/webconsole/utils/prefs.js");
+const prefsService = getPrefsService({});
+const { PREFS } = require("resource://devtools/client/webconsole/constants.js");
+const Telemetry = require("resource://devtools/client/shared/test-helpers/jest-fixtures/telemetry.js");
+const {
+  getSerializedPacket,
+  parsePacketAndCreateFronts,
+} = require("resource://devtools/client/webconsole/test/browser/stub-generator-helpers.js");
+
+/**
+ * Prepare actions for use in testing.
+ */
+function setupActions() {
+  // Some actions use dependency injection. This helps them avoid using state in
+  // a hard-to-test way. We need to inject stubbed versions of these dependencies.
+  const wrappedActions = Object.assign({}, reduxActions);
+
+  const idGenerator = new IdGenerator();
+  wrappedActions.messagesAdd = packets => {
+    return reduxActions.messagesAdd(packets, idGenerator);
+  };
+
+  return {
+    ...reduxActions,
+    messagesAdd: packets => reduxActions.messagesAdd(packets, idGenerator),
+  };
+}
+
+/**
+ * Prepare the store for use in testing.
+ */
+function setupStore(
+  input = [],
+  { storeOptions = {}, actions, webConsoleUI } = {}
+) {
+  if (!webConsoleUI) {
+    webConsoleUI = getWebConsoleUiMock();
+  }
+  const store = configureStore(webConsoleUI, {
+    ...storeOptions,
+    thunkArgs: { toolbox: {} },
+    telemetry: new Telemetry(),
+  });
+
+  // Add the messages from the input commands to the store.
+  const messagesAdd = actions ? actions.messagesAdd : reduxActions.messagesAdd;
+  store.dispatch(messagesAdd(input.map(cmd => stubPackets.get(cmd))));
+
+  return store;
+}
+
+/**
+ * Create deep copy of given packet object.
+ */
+function clonePacket(packet) {
+  const strPacket = getSerializedPacket(packet);
+  return parsePacketAndCreateFronts(JSON.parse(strPacket));
+}
+
+/**
+ * Return the message in the store at the given index.
+ *
+ * @param {object} state - The redux state of the console.
+ * @param {int} index - The index of the message in the map.
+ * @return {Message} - The message, or undefined if the index does not exists in the map.
+ */
+function getMessageAt(state, index) {
+  const messageMap = getMutableMessagesById(state);
+  return messageMap.get(state.messages.mutableMessagesOrder[index]);
+}
+
+/**
+ * Return the first message in the store.
+ *
+ * @param {object} state - The redux state of the console.
+ * @return {Message} - The last message, or undefined if there are no message in store.
+ */
+function getFirstMessage(state) {
+  return getMessageAt(state, 0);
+}
+
+/**
+ * Return the last message in the store.
+ *
+ * @param {object} state - The redux state of the console.
+ * @return {Message} - The last message, or undefined if there are no message in store.
+ */
+function getLastMessage(state) {
+  const lastIndex = state.messages.mutableMessagesOrder.length - 1;
+  return getMessageAt(state, lastIndex);
+}
+
+function getFiltersPrefs() {
+  return Object.values(PREFS.FILTER).reduce((res, pref) => {
+    res[pref] = prefsService.getBoolPref(pref);
+    return res;
+  }, {});
+}
+
+function clearPrefs() {
+  [
+    "devtools.hud.loglimit",
+    ...Object.values(PREFS.FILTER),
+    ...Object.values(PREFS.UI),
+  ].forEach(prefsService.clearUserPref);
+}
+
+function getPrivatePacket(key) {
+  const packet = clonePacket(stubPackets.get(key));
+  if (packet.message) {
+    packet.message.private = true;
+  } else if (packet.pageError) {
+    packet.pageError.private = true;
+  }
+  if (Object.getOwnPropertyNames(packet).includes("private")) {
+    packet.private = true;
+  }
+  return packet;
+}
+
+function getWebConsoleUiMock(hud) {
+  return {
+    emit: () => {},
+    emitForTests: () => {},
+    hud,
+    clearNetworkRequests: () => {},
+    clearMessagesCache: () => {},
+    inspectObjectActor: () => {},
+    toolbox: {},
+    watchCssMessages: () => {},
+  };
+}
+
+function formatErrorTextWithCausedBy(text) {
+  // The component text does not append new line character before
+  // the "Caused by" label, so add it here to make the assertions
+  // look more legible
+  return text.replace(/Caused by/g, "\nCaused by");
+}
+
+module.exports = {
+  clearPrefs,
+  clonePacket,
+  formatErrorTextWithCausedBy,
+  getFiltersPrefs,
+  getFirstMessage,
+  getLastMessage,
+  getMessageAt,
+  getPrivatePacket,
+  getWebConsoleUiMock,
+  prefsService,
+  setupActions,
+  setupStore,
+};