1 files changed, 68 insertions, 0 deletions
diff --git a/devtools/client/debugger/test/mochitest/browser_dbg_function-display-name.js b/devtools/client/debugger/test/mochitest/browser_dbg_function-display-name.js
new file mode 100644
index 000000000..fe9ff19eb
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg_function-display-name.js
@@ -0,0 +1,68 @@
+/* -*- 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/ */
+
+/**
+ * Tests that anonymous functions appear in the stack frame list with either
+ * their displayName property or a SpiderMonkey-inferred name.
+ */
+
+const TAB_URL = EXAMPLE_URL + "doc_function-display-name.html";
+
+var gTab, gPanel, gDebugger;
+
+function test() {
+  let options = {
+    source: TAB_URL,
+    line: 1
+  };
+  initDebugger(TAB_URL, options).then(([aTab,, aPanel]) => {
+    gTab = aTab;
+    gPanel = aPanel;
+    gDebugger = gPanel.panelWin;
+
+    testAnonCall();
+  });
+}
+
+function testAnonCall() {
+  let onCaretUpdated = waitForCaretUpdated(gPanel, 15);
+  let onScopes = waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_SCOPES);
+  callInTab(gTab, "evalCall");
+  promise.all([onCaretUpdated, onScopes]).then(() => {
+    ok(isCaretPos(gPanel, 15),
+      "The source editor caret position was incorrect.");
+    is(gDebugger.gThreadClient.state, "paused",
+      "Should only be getting stack frames while paused.");
+    is(gDebugger.document.querySelectorAll(".dbg-stackframe").length, 3,
+      "Should have three frames.");
+    is(gDebugger.document.querySelector("#stackframe-0 .dbg-stackframe-title").getAttribute("value"),
+      "anonFunc", "Frame name should be 'anonFunc'.");
+
+    testInferredName();
+  });
+}
+
+function testInferredName() {
+  waitForDebuggerEvents(gPanel, gDebugger.EVENTS.FETCHED_SCOPES).then(() => {
+    ok(isCaretPos(gPanel, 15),
+      "The source editor caret position was incorrect.");
+    is(gDebugger.gThreadClient.state, "paused",
+      "Should only be getting stack frames while paused.");
+    is(gDebugger.document.querySelectorAll(".dbg-stackframe").length, 3,
+      "Should have three frames.");
+    is(gDebugger.document.querySelector("#stackframe-0 .dbg-stackframe-title").getAttribute("value"),
+      "a/<", "Frame name should be 'a/<'.");
+
+    resumeDebuggerThenCloseAndFinish(gPanel);
+  });
+
+  gDebugger.gThreadClient.resume();
+}
+
+registerCleanupFunction(function () {
+  gTab = null;
+  gPanel = null;
+  gDebugger = null;
+});