1 files changed, 35 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg-tabs-without-urls.js b/devtools/client/debugger/test/mochitest/browser_dbg-tabs-without-urls.js
new file mode 100644
index 0000000000..424191163b
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg-tabs-without-urls.js
@@ -0,0 +1,35 @@
+/* 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/>. */
+
+// Test that URL-less sources have tabs added to the UI but
+// do not persist upon reload
+add_task(async function() {
+  const dbg = await initDebugger("doc-scripts.html", "simple1", "simple2");
+
+  await selectSource(dbg, "simple1");
+  await selectSource(dbg, "simple2");
+
+  is(countTabs(dbg), 2);
+
+  invokeInTab("doEval");
+  await waitForPaused(dbg);
+  await resume(dbg);
+  is(countTabs(dbg), 3);
+
+  invokeInTab("doEval");
+  await waitForPaused(dbg);
+  await resume(dbg);
+  is(countTabs(dbg), 4);
+
+  // Test reloading the debugger
+  await reload(dbg, "simple1", "simple2");
+  is(countTabs(dbg), 2);
+
+  // TODO: This is here to make this test less flakey because otherwise the
+  // test will end while the files are still loading, which will stop all
+  // in-progress requests causing uncaught rejections when querying
+  // 'getBreakpointPositionsCompressed'.
+  await selectSource(dbg, "simple1");
+  await selectSource(dbg, "simple2");
+});