Index: test/mjsunit/harmony/default-parameters-debug.js |
diff --git a/test/mjsunit/harmony/default-parameters-debug.js b/test/mjsunit/harmony/default-parameters-debug.js |
new file mode 100644 |
index 0000000000000000000000000000000000000000..ce9e62662189198c18060ffd70fe2e7b037f97f6 |
--- /dev/null |
+++ b/test/mjsunit/harmony/default-parameters-debug.js |
@@ -0,0 +1,58 @@ |
+// Copyright 2015 the V8 project authors. All rights reserved. |
+// Use of this source code is governed by a BSD-style license that can be |
+// found in the LICENSE file. |
+ |
+// Flags: --expose-debug-as debug --harmony-default-parameters |
+ |
+// Get the Debug object exposed from the debug context global object. |
+Debug = debug.Debug |
+ |
+listenerComplete = false; |
+breakPointCount = 0; |
+ |
+function listener(event, exec_state, event_data, data) { |
+ if (event == Debug.DebugEvent.Break) { |
+ breakPointCount++; |
+ if (breakPointCount == 1) { |
+ // Break point in initializer for parameter `a`, invoked by |
+ // initializer for parameter `b` |
+ assertEquals('default', exec_state.frame(1).evaluate('mode').value()); |
+ |
+ // initializer for `b` can't refer to `b` |
+ assertThrows(function() { |
+ exec_state.frame(1).evaluate('b').value(); |
+ }, ReferenceError); |
+ |
+ assertThrows(function() { |
+ exec_state.frame(1).evaluate('c'); |
+ }, ReferenceError); |
+ } else if (breakPointCount == 2) { |
+ // Break point in IIFE initializer for parameter `c` |
+ assertEquals('modeFn', exec_state.frame(1).evaluate('a.name').value()); |
+ assertEquals('default', exec_state.frame(1).evaluate('b').value()); |
+ assertThrows(function() { |
+ exec_state.frame(1).evaluate('c'); |
+ }, ReferenceError); |
+ } else if (breakPointCount == 3) { |
+ // Break point in function body --- `c` parameter is shadowed |
+ assertEquals('modeFn', exec_state.frame(0).evaluate('a.name').value()); |
+ assertEquals('default', exec_state.frame(0).evaluate('b').value()); |
+ assertEquals('local', exec_state.frame(0).evaluate('d').value()); |
+ } |
+ } |
+}; |
+ |
+// Add the debug event listener. |
+Debug.setListener(listener); |
+ |
+function f(a = function modeFn(mode) { debugger; return mode; }, |
+ b = a("default"), |
+ c = (function() { debugger; })()) { |
+ var d = 'local'; |
+ debugger; |
+}; |
+ |
+f(); |
+ |
+// Make sure that the debug event listener vas invoked. |
+assertEquals(3, breakPointCount); |