1 files changed, 114 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg-breakpoints-same-file-per-target.js b/devtools/client/debugger/test/mochitest/browser_dbg-breakpoints-same-file-per-target.js
new file mode 100644
index 0000000000..08918c235f
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg-breakpoints-same-file-per-target.js
@@ -0,0 +1,114 @@
+/* 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/>. */
+
+// Tests shows that breakpoints per url feature works in the debugger.
+
+"use strict";
+
+add_task(async function () {
+  // This test fails with server side target switching disabled
+  if (!isFissionEnabled() && !isEveryFrameTargetEnabled()) {
+    return;
+  }
+
+  const dbg = await initDebugger(
+    "doc_dbg-same-source-distinct-threads.html",
+    "same-script.js"
+  );
+
+  // There is one source but 3 source actors. One per same-script.js instance,
+  // one <script> tag, one worker and one <script> tag in the iframe.
+  const source = findSource(dbg, "same-script.js");
+  await waitUntil(
+    () => dbg.selectors.getSourceActorsForSource(source.id).length == 3
+  );
+
+  info("Add a breakpoint to the same-script.js from the iframe");
+  await selectSource(dbg, source);
+  await addBreakpoint(dbg, source, 5);
+
+  info("Click in the page of the top-level document");
+  BrowserTestUtils.synthesizeMouseAtCenter(
+    "body",
+    {},
+    gBrowser.selectedBrowser
+  );
+
+  await waitForPaused(dbg);
+
+  is(
+    dbg.selectors.getSelectedSource().id,
+    source.id,
+    "The current selected source is the `same-script.js` from the main thread"
+  );
+
+  info("Assert that the breakpoint pauses on line 5");
+  assertPausedAtSourceAndLine(dbg, source.id, 5);
+
+  // This fails at the moment as there is no visible breakpoint on this line
+  info("Assert that there is a breakpoint displayed on line 5");
+  await assertBreakpoint(dbg, 5);
+
+  info("Check that only one breakpoint currently exists");
+  is(dbg.selectors.getBreakpointCount(), 1, "One breakpoint exists");
+
+  await resume(dbg);
+
+  info(
+    "Trigger the breakpoint in the worker thread to make sure it hit the breakpoint"
+  );
+
+  invokeInTab("postMessageToWorker");
+  await waitForPaused(dbg);
+
+  is(
+    dbg.selectors.getSelectedSource().id,
+    source.id,
+    "The current selected source is the `same-script.js` from the worker thread"
+  );
+
+  info("Assert that the breakpoint pauses on line 5");
+  assertPausedAtSourceAndLine(dbg, source.id, 5);
+
+  info("Assert that there is a breakpoint dispalyed on line 5");
+  await assertBreakpoint(dbg, 5);
+
+  info("Check that only one breakpoint still currently exists");
+  is(dbg.selectors.getBreakpointCount(), 1, "One breakpoint exists");
+
+  await resume(dbg);
+
+  info("Trigger breakpoint in the iframe to make sure it hits the breakpoint");
+
+  const iframeBrowsingContext = await SpecialPowers.spawn(
+    gBrowser.selectedBrowser,
+    [],
+    async () => {
+      return content.document.querySelector("iframe").browsingContext;
+    }
+  );
+
+  BrowserTestUtils.synthesizeMouseAtCenter("body", {}, iframeBrowsingContext);
+
+  await waitForPaused(dbg);
+
+  is(
+    dbg.selectors.getSelectedSource().id,
+    source.id,
+    "The current selected source is the `same-script.js` from the iframe"
+  );
+
+  info("Assert that the breakpoint pauses on line 5");
+  assertPausedAtSourceAndLine(dbg, source.id, 5);
+
+  info("Assert that there is a breakpoint displayed on line 5");
+  await assertBreakpoint(dbg, 5);
+
+  await resume(dbg);
+  assertNotPaused(dbg);
+
+  await removeBreakpoint(dbg, source.id, 5);
+
+  await dbg.toolbox.closeToolbox();
+});