1 files changed, 92 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_stack-06.js b/devtools/client/debugger/test/mochitest/browser_dbg_stack-06.js
new file mode 100644
index 000000000..11f3b9534
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_stack-06.js
@@ -0,0 +1,92 @@
+/* -*- 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 selecting a stack frame loads the right source in the editor
+ * pane and highlights the proper line.
+ */
+
+const TAB_URL = EXAMPLE_URL + "doc_script-switching-01.html";
+
+var gTab, gPanel, gDebugger;
+var gEditor, gSources, gFrames, gClassicFrames;
+
+function test() {
+  let options = {
+    source: EXAMPLE_URL + "code_script-switching-01.js",
+    line: 1
+  };
+  initDebugger(TAB_URL, options).then(([aTab,, aPanel]) => {
+    gTab = aTab;
+    gPanel = aPanel;
+    gDebugger = gPanel.panelWin;
+    gEditor = gDebugger.DebuggerView.editor;
+    gSources = gDebugger.DebuggerView.Sources;
+    gFrames = gDebugger.DebuggerView.StackFrames;
+    gClassicFrames = gDebugger.DebuggerView.StackFramesClassicList;
+
+    waitForSourceAndCaretAndScopes(gPanel, "-02.js", 1).then(performTest);
+    callInTab(gTab, "firstCall");
+  });
+}
+
+function performTest() {
+  is(gFrames.selectedIndex, 1,
+    "Newest frame should be selected by default.");
+  is(gClassicFrames.selectedIndex, 0,
+    "Newest frame should also be selected in the mirrored view.");
+  is(gSources.selectedIndex, 1,
+    "The second source is selected in the widget.");
+  is(gEditor.getText().search(/firstCall/), -1,
+    "The first source is not displayed.");
+  is(gEditor.getText().search(/debugger/), 166,
+    "The second source is displayed.");
+
+  waitForSourceAndCaret(gPanel, "-01.js", 5).then(waitForTick).then(() => {
+    is(gFrames.selectedIndex, 0,
+      "Oldest frame should be selected after click.");
+    is(gClassicFrames.selectedIndex, 1,
+      "Oldest frame should also be selected in the mirrored view.");
+    is(gSources.selectedIndex, 0,
+      "The first source is now selected in the widget.");
+    is(gEditor.getText().search(/firstCall/), 118,
+      "The first source is displayed.");
+    is(gEditor.getText().search(/debugger/), -1,
+      "The second source is not displayed.");
+
+    waitForSourceAndCaret(gPanel, "-02.js", 6).then(waitForTick).then(() => {
+      is(gFrames.selectedIndex, 1,
+        "Newest frame should be selected again after click.");
+      is(gClassicFrames.selectedIndex, 0,
+        "Newest frame should also be selected again in the mirrored view.");
+      is(gSources.selectedIndex, 1,
+        "The second source is selected in the widget.");
+      is(gEditor.getText().search(/firstCall/), -1,
+        "The first source is not displayed.");
+      is(gEditor.getText().search(/debugger/), 166,
+        "The second source is displayed.");
+
+      resumeDebuggerThenCloseAndFinish(gPanel);
+    });
+
+    EventUtils.sendMouseEvent({ type: "mousedown" },
+      gDebugger.document.querySelector("#classic-stackframe-0"),
+      gDebugger);
+  });
+
+  EventUtils.sendMouseEvent({ type: "mousedown" },
+    gDebugger.document.querySelector("#stackframe-1"),
+    gDebugger);
+}
+
+registerCleanupFunction(function () {
+  gTab = null;
+  gPanel = null;
+  gDebugger = null;
+  gEditor = null;
+  gSources = null;
+  gFrames = null;
+  gClassicFrames = null;
+});