v8/test/mjsunit/debug-generator-break.js
neis ea139c5b4a Run more tests with --ignition-generators.
Also, make %GeneratorGetSourcePosition fail if called on a suspended Ignition generator
(rather than return nonsense).  This functionality is currently not implemented.

BUG=v8:4907

Review-Url: https://codereview.chromium.org/2049663002
Cr-Commit-Position: refs/heads/master@{#36822}
2016-06-08 11:59:54 +00:00

45 lines
955 B
JavaScript

// Copyright 2016 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 --ignition-generators
var Debug = debug.Debug;
var break_count = 0;
var exception = null;
function listener(event, exec_state, event_data, data) {
if (event != Debug.DebugEvent.Break) return;
try {
break_count++;
var line = exec_state.frame(0).sourceLineText();
assertTrue(line.indexOf(`B${break_count}`) > 0);
} catch (e) {
exception = e;
}
}
Debug.setListener(listener);
function* g() {
yield 1;
}
function* f() {
yield* g(); // B1
assertEquals(2, break_count); // B2
return 1; // B3
}
Debug.setBreakPoint(f, 1);
Debug.setBreakPoint(f, 2);
Debug.setBreakPoint(f, 3);
for (let _ of f()) { }
assertEquals(3, break_count);
assertNull(exception);
Debug.setListener(null);