1 files changed, 54 insertions, 0 deletions
diff --git a/devtools/client/netmonitor/test/xpcshell/test_request-utils-fetchNetworkUpdatePacket.js b/devtools/client/netmonitor/test/xpcshell/test_request-utils-fetchNetworkUpdatePacket.js
new file mode 100644
index 0000000000..6b7a66f5ad
--- /dev/null
+++ b/devtools/client/netmonitor/test/xpcshell/test_request-utils-fetchNetworkUpdatePacket.js
@@ -0,0 +1,54 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test devtools/client/netmonitor/src/utils/request-utils.js function
+// |fetchNetworkUpdatePacket|
+
+"use strict";
+
+const { require } = ChromeUtils.importESModule(
+  "resource://devtools/shared/loader/Loader.sys.mjs"
+);
+const {
+  fetchNetworkUpdatePacket,
+} = require("resource://devtools/client/netmonitor/src/utils/request-utils.js");
+
+function run_test() {
+  let fetchedNetworkUpdateTypes = [];
+  async function mockConnectorRequestData(id, updateType) {
+    fetchedNetworkUpdateTypes.push(updateType);
+    return updateType;
+  }
+
+  const updateTypes = ["requestHeaders", "responseHeaders"];
+  const request = {
+    id: "foo",
+    requestHeadersAvailable: true,
+    responseHeadersAvailable: true,
+  };
+
+  info(
+    "Testing that the expected network update packets were fetched from the server"
+  );
+  fetchNetworkUpdatePacket(mockConnectorRequestData, request, updateTypes);
+  equal(fetchedNetworkUpdateTypes.length, 2, "Two network request updates");
+  equal(
+    fetchedNetworkUpdateTypes[0],
+    "requestHeaders",
+    "Request headers updates"
+  );
+  equal(
+    fetchedNetworkUpdateTypes[1],
+    "responseHeaders",
+    " Response headers updates"
+  );
+
+  // clear the fetch updates for next test
+  fetchedNetworkUpdateTypes = [];
+
+  info(
+    "Testing that no network updates were fetched when no `request` is provided"
+  );
+  fetchNetworkUpdatePacket(mockConnectorRequestData, undefined, updateTypes);
+  equal(fetchedNetworkUpdateTypes.length, 0, "No network request updates");
+}