1 files changed, 57 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_location-changes-02-blank.js b/devtools/client/debugger/test/mochitest/browser_dbg_location-changes-02-blank.js
new file mode 100644
index 000000000..10c7d98ba
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_location-changes-02-blank.js
@@ -0,0 +1,57 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* vim: set ft=javascript ts=2 et sw=2 tw=80: */
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Make sure that changing the tab location URL to a page with no sources works.
+ */
+
+const TAB_URL = EXAMPLE_URL + "doc_recursion-stack.html";
+
+function test() {
+  let options = {
+    source: TAB_URL,
+    line: 1
+  };
+  initDebugger(TAB_URL, options).then(([aTab,, aPanel]) => {
+    const gTab = aTab;
+    const gPanel = aPanel;
+    const gDebugger = gPanel.panelWin;
+    const gEditor = gDebugger.DebuggerView.editor;
+    const gSources = gDebugger.DebuggerView.Sources;
+    const gFrames = gDebugger.DebuggerView.StackFrames;
+    const constants = gDebugger.require("./content/constants");
+
+    Task.spawn(function* () {
+      let onCaretUpdated = waitForCaretUpdated(gPanel, 14);
+      callInTab(gTab, "simpleCall");
+      yield onCaretUpdated;
+
+      navigateActiveTabTo(gPanel, "about:blank");
+      yield waitForNavigation(gPanel);
+
+      isnot(gDebugger.gThreadClient.state, "paused",
+            "Should not be paused after a tab navigation.");
+
+      is(gFrames.itemCount, 0,
+         "Should have no frames.");
+
+      is(gSources.itemCount, 0,
+         "Found no entries in the sources widget.");
+
+      is(gSources.selectedValue, "",
+         "There should be no selected source value.");
+      is(gEditor.getText().length, 0,
+         "The source editor should not have any text displayed.");
+
+      is(gDebugger.document.querySelectorAll("#sources .side-menu-widget-empty-text").length, 1,
+         "The sources widget should now display a notice (1).");
+      is(gDebugger.document.querySelectorAll("#sources .side-menu-widget-empty-text")[0].getAttribute("value"),
+         gDebugger.L10N.getStr("noSourcesText"),
+         "The sources widget should now display a notice (2).");
+
+      closeDebuggerAndFinish(gPanel);
+    });
+  });
+}