1 files changed, 51 insertions, 0 deletions
diff --git a/toolkit/components/backgroundtasks/tests/BackgroundTask_crash.sys.mjs b/toolkit/components/backgroundtasks/tests/BackgroundTask_crash.sys.mjs
new file mode 100644
index 0000000000..10764bc1f7
--- /dev/null
+++ b/toolkit/components/backgroundtasks/tests/BackgroundTask_crash.sys.mjs
@@ -0,0 +1,51 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*-
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+export async function runBackgroundTask(commandLine) {
+  // This task depends on `CrashTestUtils.jsm` and requires the
+  // sibling `testcrasher` library to be in the current working
+  // directory.  Fail right away if we can't find the module or the
+  // native library.
+  let cwd = Services.dirsvc.get("CurWorkD", Ci.nsIFile);
+  let protocolHandler = Services.io
+    .getProtocolHandler("resource")
+    .QueryInterface(Ci.nsIResProtocolHandler);
+  var curDirURI = Services.io.newFileURI(cwd);
+  protocolHandler.setSubstitution("test", curDirURI);
+
+  const { CrashTestUtils } = ChromeUtils.importESModule(
+    "resource://test/CrashTestUtils.sys.mjs"
+  );
+
+  // Get the temp dir.
+  var tmpd = Cc["@mozilla.org/file/local;1"].createInstance(Ci.nsIFile);
+  tmpd.initWithPath(Services.env.get("XPCSHELL_TEST_TEMP_DIR"));
+
+  // We need to call this or crash events go in an undefined location.
+  Services.appinfo.UpdateCrashEventsDir();
+
+  // Setting the minidump path is not allowed in content processes,
+  // but background tasks run in the parent.
+  Services.appinfo.minidumpPath = tmpd;
+
+  // Arguments are [crashType, key1, value1, key2, value2, ...].
+  let i = 0;
+  let crashType = Number.parseInt(commandLine.getArgument(i));
+  i += 1;
+  while (i + 1 < commandLine.length) {
+    let key = commandLine.getArgument(i);
+    let value = commandLine.getArgument(i + 1);
+    i += 2;
+    Services.appinfo.annotateCrashReport(key, value);
+  }
+
+  console.log(`Crashing with crash type ${crashType}`);
+
+  // Now actually crash.
+  CrashTestUtils.crash(crashType);
+
+  // This is moot, since we crashed, but...
+  return 1;
+}