1 files changed, 50 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_ignore_no_interface_exceptions.js b/devtools/server/tests/xpcshell/test_ignore_no_interface_exceptions.js
new file mode 100644
index 0000000000..50d28ffdc0
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_ignore_no_interface_exceptions.js
@@ -0,0 +1,50 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Test that the debugger automatically ignores NS_ERROR_NO_INTERFACE
+ * exceptions, but not normal ones.
+ */
+
+add_task(
+  threadFrontTest(
+    async ({ threadFront, debuggee }) => {
+      await threadFront.pauseOnExceptions(true, false);
+      const paused = await executeOnNextTickAndWaitForPause(
+        () => evaluateTestCode(debuggee),
+        threadFront
+      );
+      equal(paused.frame.where.line, 6, "paused at throw");
+
+      await resume(threadFront);
+    },
+    {
+      // Bug 1508289, exception tests fails in worker scope
+      doNotRunWorker: true,
+    }
+  )
+);
+
+function evaluateTestCode(debuggee) {
+  // prettier-ignore
+  Cu.evalInSandbox(`                    // 1
+    function QueryInterface() {         // 2
+      throw Cr.NS_ERROR_NO_INTERFACE;   // 3
+    }                                   // 4
+    function stopMe() {                 // 5
+      throw 42;                         // 6
+    }                                   // 7
+    try {                               // 8
+      QueryInterface();                 // 9
+    } catch (e) {}                      // 10
+    try {                               // 11
+      stopMe();                         // 12
+    } catch (e) {}`,                    // 13
+    debuggee,
+    "1.8",
+    "test_ignore_no_interface_exceptions.js",
+    1
+  );
+}