diff -r 000000000000 -r 6474c204b198 browser/devtools/debugger/test/browser_dbg_variables-view-edit-getset-02.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/browser/devtools/debugger/test/browser_dbg_variables-view-edit-getset-02.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,105 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Make sure that the variables view is able to override getter properties
+ * to plain value properties.
+ */
+
+const TAB_URL = EXAMPLE_URL + "doc_frame-parameters.html";
+
+let gTab, gDebuggee, gPanel, gDebugger;
+let gL10N, gEditor, gVars, gWatch;
+
+function test() {
+  // Debug test slaves are a bit slow at this test.
+  requestLongerTimeout(2);
+
+  initDebugger(TAB_URL).then(([aTab, aDebuggee, aPanel]) => {
+    gTab = aTab;
+    gDebuggee = aDebuggee;
+    gPanel = aPanel;
+    gDebugger = gPanel.panelWin;
+    gL10N = gDebugger.L10N;
+    gEditor = gDebugger.DebuggerView.editor;
+    gVars = gDebugger.DebuggerView.Variables;
+    gWatch = gDebugger.DebuggerView.WatchExpressions;
+
+    gVars.switch = function() {};
+    gVars.delete = function() {};
+
+    waitForSourceAndCaretAndScopes(gPanel, ".html", 24)
+      .then(() => addWatchExpression())
+      .then(() => testEdit("\"xlerb\"", "xlerb"))
+      .then(() => resumeDebuggerThenCloseAndFinish(gPanel))
+      .then(null, aError => {
+        ok(false, "Got an error: " + aError.message + "\n" + aError.stack);
+      });
+
+    EventUtils.sendMouseEvent({ type: "click" },
+      gDebuggee.document.querySelector("button"),
+      gDebuggee);
+  });
+}
+
+function addWatchExpression() {
+  let finished = waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_WATCH_EXPRESSIONS);
+
+  gWatch.addExpression("myVar.prop");
+  gEditor.focus();
+
+  return finished;
+}
+
+function testEdit(aString, aExpected) {
+  let localScope = gVars.getScopeAtIndex(1);
+  let myVar = localScope.get("myVar");
+
+  let finished = waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_PROPERTIES).then(() => {
+    let finished = waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_WATCH_EXPRESSIONS).then(() => {
+      let exprScope = gVars.getScopeAtIndex(0);
+
+      ok(exprScope,
+        "There should be a wach expressions scope in the variables view.");
+      is(exprScope.name, gL10N.getStr("watchExpressionsScopeLabel"),
+        "The scope's name should be marked as 'Watch Expressions'.");
+      is(exprScope._store.size, 1,
+        "There should be one evaluation available.");
+
+      is(exprScope.get("myVar.prop").value, aExpected,
+        "The expression value is correct after the edit.");
+    });
+
+    let editTarget = myVar.get("prop").target;
+
+    // Allow the target variable to get painted, so that clicking on
+    // its value would scroll the new textbox node into view.
+    executeSoon(() => {
+      let varEdit = editTarget.querySelector(".title > .variables-view-edit");
+      EventUtils.sendMouseEvent({ type: "mousedown" }, varEdit, gDebugger);
+
+      let varInput = editTarget.querySelector(".title > .element-value-input");
+      setText(varInput, aString);
+      EventUtils.sendKey("RETURN", gDebugger);
+    });
+
+    return finished;
+  });
+
+  myVar.expand();
+  gVars.clearHierarchy();
+
+  return finished;
+}
+
+registerCleanupFunction(function() {
+  gTab = null;
+  gDebuggee = null;
+  gPanel = null;
+  gDebugger = null;
+  gL10N = null;
+  gEditor = null;
+  gVars = null;
+  gWatch = null;
+});
+