1 files changed, 113 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_stack-07.js b/devtools/client/debugger/test/mochitest/browser_dbg_stack-07.js
new file mode 100644
index 000000000..a5bbc5a10
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_stack-07.js
@@ -0,0 +1,113 @@
+/* -*- 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 after selecting a different stack frame, resuming reselects
+ * the topmost stackframe, 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, gToolbar;
+
+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;
+    gToolbar = gDebugger.DebuggerView.Toolbar;
+
+    waitForSourceAndCaretAndScopes(gPanel, "-02.js", 1).then(performTest);
+    callInTab(gTab, "firstCall");
+  });
+}
+
+function performTest() {
+  return Task.spawn(function* () {
+    yield selectBottomFrame();
+    testBottomFrame(4);
+
+    yield performStep("StepOver");
+    testTopFrame(1);
+
+    yield selectBottomFrame();
+    testBottomFrame(4);
+
+    yield performStep("StepIn");
+    testTopFrame(1);
+
+    yield selectBottomFrame();
+    testBottomFrame(4);
+
+    yield performStep("StepOut");
+    testTopFrame(1);
+
+    yield resumeDebuggerThenCloseAndFinish(gPanel);
+  });
+
+  function selectBottomFrame() {
+    let shown = waitForSourceShown(gPanel, "-01.js");
+    gClassicFrames.selectedIndex = gClassicFrames.itemCount - 1;
+    return shown;
+  }
+
+  function testBottomFrame(debugLocation) {
+    is(gFrames.selectedIndex, 0,
+      "Oldest frame should be selected after click.");
+    is(gClassicFrames.selectedIndex, gFrames.itemCount - 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.");
+
+    is(gEditor.getDebugLocation(), debugLocation,
+      "Editor debugger location is correct.");
+    ok(gEditor.hasLineClass(debugLocation, "debug-line"),
+      "The debugged line is highlighted appropriately.");
+  }
+
+  function performStep(type) {
+    let updated = waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_SCOPES);
+    gToolbar["_on" + type + "Pressed"]();
+    return updated.then(waitForTick);
+  }
+
+  function testTopFrame(frameIndex) {
+    is(gFrames.selectedIndex, frameIndex,
+      "Topmost frame should be selected after click.");
+    is(gClassicFrames.selectedIndex, gFrames.itemCount - frameIndex - 1,
+      "Topmost frame should also be selected in the mirrored view.");
+    is(gSources.selectedIndex, 1,
+      "The second source is now selected in the widget.");
+    is(gEditor.getText().search(/firstCall/), -1,
+      "The second source is displayed.");
+    is(gEditor.getText().search(/debugger/), 166,
+      "The first source is not displayed.");
+  }
+}
+
+registerCleanupFunction(function () {
+  gTab = null;
+  gPanel = null;
+  gDebugger = null;
+  gEditor = null;
+  gSources = null;
+  gFrames = null;
+  gClassicFrames = null;
+  gToolbar = null;
+});