1 files changed, 43 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_pause_exceptions-01.js b/devtools/server/tests/xpcshell/test_pause_exceptions-01.js
new file mode 100644
index 0000000000..74bbae55c3
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_pause_exceptions-01.js
@@ -0,0 +1,43 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Test that setting pauseOnExceptions to true will cause the debuggee to pause
+ * when an exception is thrown.
+ */
+
+add_task(
+  threadFrontTest(async ({ threadFront, debuggee, commands }) => {
+    await executeOnNextTickAndWaitForPause(
+      () => evaluateTestCode(debuggee),
+      threadFront
+    );
+
+    await commands.threadConfigurationCommand.updateConfiguration({
+      pauseOnExceptions: true,
+      ignoreCaughtExceptions: false,
+    });
+    const packet = await resumeAndWaitForPause(threadFront);
+    Assert.equal(packet.why.type, "exception");
+    Assert.equal(packet.why.exception, 42);
+
+    await threadFront.resume();
+  })
+);
+
+function evaluateTestCode(debuggee) {
+  /* eslint-disable no-throw-literal */
+  // prettier-ignore
+  debuggee.eval("(" + function () {
+    function stopMe() {
+      debugger;
+      throw 42;
+    }
+    try {
+      stopMe();
+    } catch (e) {}
+  } + ")()");
+  /* eslint-enable no-throw-literal */
+}