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Diffstat (limited to 'deps/v8/test/mjsunit/es6/debug-promises/reject-with-invalid-reject.js')
-rw-r--r-- | deps/v8/test/mjsunit/es6/debug-promises/reject-with-invalid-reject.js | 77 |
1 files changed, 77 insertions, 0 deletions
diff --git a/deps/v8/test/mjsunit/es6/debug-promises/reject-with-invalid-reject.js b/deps/v8/test/mjsunit/es6/debug-promises/reject-with-invalid-reject.js new file mode 100644 index 000000000..fc6233da8 --- /dev/null +++ b/deps/v8/test/mjsunit/es6/debug-promises/reject-with-invalid-reject.js @@ -0,0 +1,77 @@ +// 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 a Promise is rejected, which is caught by a custom +// promise, which has a number for reject closure. We expect an Exception debug +// events trying to call the invalid reject closure. + +Debug = debug.Debug; + +var expected_events = 1; +var log = []; + +var p = new Promise(function(resolve, reject) { + log.push("resolve"); + resolve(); +}); + +function MyPromise(resolver) { + var reject = 1; + var resolve = function() { }; + log.push("construct"); + resolver(resolve, reject); +}; + +MyPromise.prototype = new Promise(function() {}); +p.constructor = MyPromise; + +var q = p.chain( + function() { + log.push("reject caught"); + return Promise.reject(new Error("caught")); + }); + +function listener(event, exec_state, event_data, data) { + try { + if (event == Debug.DebugEvent.Exception) { + expected_events--; + assertTrue(expected_events >= 0); + assertEquals("number is not a function", event_data.exception().message); + // All of the frames on the stack are from native Javascript. + assertEquals(0, exec_state.frameCount()); + } + } catch (e) { + %AbortJS(e + "\n" + e.stack); + } +} + +Debug.setBreakOnUncaughtException(); +Debug.setListener(listener); + +function testDone(iteration) { + function checkResult() { + try { + assertTrue(iteration < 10); + if (expected_events === 0) { + assertEquals(["resolve", "construct", "end main", "reject caught"], + 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); + +log.push("end main"); |