0c32d8c5cb
Using assertEquals on two Promises always passes. Use assertSame instead. R=rossberg@chromium.org Review URL: https://codereview.chromium.org/455683002 git-svn-id: https://v8.googlecode.com/svn/branches/bleeding_edge@22995 ce2b1a6d-e550-0410-aec6-3dcde31c8c00
77 lines
2.0 KiB
JavaScript
77 lines
2.0 KiB
JavaScript
// Copyright 2014 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 --allow-natives-syntax
|
|
|
|
// Test debug events when we only listen to uncaught exceptions and
|
|
// there is a catch handler for the to-be-rejected Promise.
|
|
// We expect an Exception debug event with a promise to be triggered.
|
|
|
|
Debug = debug.Debug;
|
|
|
|
var expected_events = 1;
|
|
var log = [];
|
|
|
|
var reject_closure;
|
|
|
|
var p = new Promise(function(resolve, reject) {
|
|
log.push("postpone p");
|
|
reject_closure = reject;
|
|
});
|
|
|
|
var q = new Promise(function(resolve, reject) {
|
|
log.push("resolve q");
|
|
resolve();
|
|
});
|
|
|
|
q.then(function() {
|
|
log.push("reject p");
|
|
reject_closure(new Error("uncaught reject p")); // event
|
|
})
|
|
|
|
|
|
function listener(event, exec_state, event_data, data) {
|
|
try {
|
|
if (event == Debug.DebugEvent.Exception) {
|
|
expected_events--;
|
|
assertTrue(expected_events >= 0);
|
|
assertEquals("uncaught reject p", event_data.exception().message);
|
|
assertTrue(event_data.promise() instanceof Promise);
|
|
assertSame(p, event_data.promise());
|
|
assertTrue(event_data.uncaught());
|
|
// Assert that the debug event is triggered at the throw site.
|
|
assertTrue(exec_state.frame(0).sourceLineText().indexOf("// event") > 0);
|
|
}
|
|
} catch (e) {
|
|
%AbortJS(e + "\n" + e.stack);
|
|
}
|
|
}
|
|
|
|
Debug.setBreakOnUncaughtException();
|
|
Debug.setListener(listener);
|
|
|
|
log.push("end main");
|
|
|
|
function testDone(iteration) {
|
|
function checkResult() {
|
|
try {
|
|
assertTrue(iteration < 10);
|
|
if (expected_events === 0) {
|
|
assertEquals(["postpone p", "resolve q", "end main", "reject p"], log);
|
|
} else {
|
|
testDone(iteration + 1);
|
|
}
|
|
} catch (e) {
|
|
%AbortJS(e + "\n" + e.stack);
|
|
}
|
|
}
|
|
|
|
// Run testDone through the Object.observe processing loop.
|
|
var dummy = {};
|
|
Object.observe(dummy, checkResult);
|
|
dummy.dummy = dummy;
|
|
}
|
|
|
|
testDone(0);
|