1 files changed, 48 insertions, 0 deletions
diff --git a/devtools/server/tests/unit/test_xpcshell_debugging.js b/devtools/server/tests/unit/test_xpcshell_debugging.js
new file mode 100644
index 000000000..7026a02b3
--- /dev/null
+++ b/devtools/server/tests/unit/test_xpcshell_debugging.js
@@ -0,0 +1,48 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test the xpcshell-test debug support.  Ideally we should have this test
+// next to the xpcshell support code, but that's tricky...
+
+function run_test() {
+  let testFile = do_get_file("xpcshell_debugging_script.js");
+
+  // _setupDebuggerServer is from xpcshell-test's head.js
+  let testResumed = false;
+  let DebuggerServer = _setupDebuggerServer([testFile.path], () => testResumed = true);
+  let transport = DebuggerServer.connectPipe();
+  let client = new DebuggerClient(transport);
+  client.connect().then(() => {
+    // Even though we have no tabs, listTabs gives us the chromeDebugger.
+    client.getProcess().then(response => {
+      let actor = response.form.actor;
+      client.attachTab(actor, (response, tabClient) => {
+        tabClient.attachThread(null, (response, threadClient) => {
+          threadClient.addOneTimeListener("paused", (event, packet) => {
+            equal(packet.why.type, "breakpoint",
+                "yay - hit the breakpoint at the first line in our script");
+            // Resume again - next stop should be our "debugger" statement.
+            threadClient.addOneTimeListener("paused", (event, packet) => {
+              equal(packet.why.type, "debuggerStatement",
+                    "yay - hit the 'debugger' statement in our script");
+              threadClient.resume(() => {
+                finishClient(client);
+              });
+            });
+            threadClient.resume();
+          });
+          // tell the thread to do the initial resume.  This would cause the
+          // xpcshell test harness to resume and load the file under test.
+          threadClient.resume(response => {
+            // should have been told to resume the test itself.
+            ok(testResumed);
+            // Now load our test script.
+            load(testFile.path);
+            // and our "paused" listener above should get hit.
+          });
+        });
+      });
+    });
+  });
+  do_test_pending();
+}