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Extend coverage for Promise.prototype.catch
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31
test/built-ins/Promise/prototype/catch/this-value-non-object.js
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test/built-ins/Promise/prototype/catch/this-value-non-object.js
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.prototype.catch
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es6id: 25.4.5.1
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description: >
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Promise.prototype.catch called with a non-object-coercible `this` value
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info: |
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1. Let promise be the this value.
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2. Return ? Invoke(promise, "then", «undefined, onRejected»).
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7.3.18 Invoke
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1. Assert: IsPropertyKey(P) is true.
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2. If argumentsList was not passed, let argumentsList be a new empty List.
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3. Let func be ? GetV(V, P).
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4. Return ? Call(func, V, argumentsList).
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7.3.2 GetV
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1. Assert: IsPropertyKey(P) is true.
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2. Let O be ? ToObject(V).
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---*/
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call(undefined);
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}, 'undefined');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call(null);
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}, 'null');
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44
test/built-ins/Promise/prototype/catch/this-value-obj-coercible.js
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test/built-ins/Promise/prototype/catch/this-value-obj-coercible.js
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.prototype.catch
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es6id: 25.4.5.1
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description: >
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Promise.prototype.catch called with an object-coercible `this` value
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info: |
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1. Let promise be the this value.
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2. Return ? Invoke(promise, "then", «undefined, onRejected»).
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7.3.18 Invoke
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1. Assert: IsPropertyKey(P) is true.
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2. If argumentsList was not passed, let argumentsList be a new empty List.
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3. Let func be ? GetV(V, P).
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4. Return ? Call(func, V, argumentsList).
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7.3.2 GetV
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1. Assert: IsPropertyKey(P) is true.
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2. Let O be ? ToObject(V).
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features: [Symbol]
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---*/
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var booleanCount = 0;
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Boolean.prototype.then = function() { booleanCount += 1; };
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Promise.prototype.catch.call(true);
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assert.sameValue(booleanCount, 1, 'boolean');
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var numberCount = 0;
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Number.prototype.then = function() { numberCount += 1; };
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Promise.prototype.catch.call(34);
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assert.sameValue(numberCount, 1, 'number');
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var stringCount = 0;
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String.prototype.then = function() { stringCount += 1; };
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Promise.prototype.catch.call('');
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assert.sameValue(stringCount, 1, 'string');
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var symbolCount = 0;
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Symbol.prototype.then = function() { symbolCount += 1; };
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Promise.prototype.catch.call(Symbol());
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assert.sameValue(symbolCount, 1, 'symbol');
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62
test/built-ins/Promise/prototype/catch/this-value-then-not-callable.js
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test/built-ins/Promise/prototype/catch/this-value-then-not-callable.js
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.prototype.catch
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es6id: 25.4.5.1
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description: >
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Promise.prototype.catch called with a `this` value that does not define a
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callable `this` property
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info: |
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1. Let promise be the this value.
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2. Return ? Invoke(promise, "then", «undefined, onRejected»).
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7.3.18 Invoke
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1. Assert: IsPropertyKey(P) is true.
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2. If argumentsList was not passed, let argumentsList be a new empty List.
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3. Let func be ? GetV(V, P).
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4. Return ? Call(func, V, argumentsList).
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7.3.2 GetV
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1. Assert: IsPropertyKey(P) is true.
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2. Let O be ? ToObject(V).
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3. Return ? O.[[Get]](P, V).
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7.3.12 Call (F, V [ , argumentsList ])
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1. If argumentsList was not passed, let argumentsList be a new empty List.
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2. If IsCallable(F) is false, throw a TypeError exception.
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3. Return ? F.[[Call]](V, argumentsList).
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features: [Symbol]
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---*/
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var symbol = Symbol();
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({});
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}, 'undefined');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: null });
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}, 'null');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: 1 });
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}, 'number');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: '' });
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}, 'string');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: true });
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}, 'boolean');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: symbol });
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}, 'symbol');
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assert.throws(TypeError, function() {
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Promise.prototype.catch.call({ then: {} });
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}, 'ordinary object');
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34
test/built-ins/Promise/prototype/catch/this-value-then-poisoned.js
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test/built-ins/Promise/prototype/catch/this-value-then-poisoned.js
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.prototype.catch
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es6id: 25.4.5.1
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description: >
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Promise.prototype.catch called with a `this` value whose `then` property is
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an accessor property that returns an abrupt completion
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info: |
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1. Let promise be the this value.
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2. Return ? Invoke(promise, "then", «undefined, onRejected»).
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7.3.18 Invoke
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1. Assert: IsPropertyKey(P) is true.
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2. If argumentsList was not passed, let argumentsList be a new empty List.
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3. Let func be ? GetV(V, P).
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7.3.2 GetV
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1. Assert: IsPropertyKey(P) is true.
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2. Let O be ? ToObject(V).
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3. Return ? O.[[Get]](P, V).
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---*/
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var poisonedThen = Object.defineProperty({}, 'then', {
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get: function() {
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throw new Test262Error();
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}
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});
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assert.throws(Test262Error, function() {
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Promise.prototype.catch.call(poisonedThen);
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});
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41
test/built-ins/Promise/prototype/catch/this-value-then-throws.js
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41
test/built-ins/Promise/prototype/catch/this-value-then-throws.js
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// Copyright (C) 2016 the V8 project authors. All rights reserved.
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// This code is governed by the BSD license found in the LICENSE file.
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/*---
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esid: sec-promise.prototype.catch
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es6id: 25.4.5.1
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description: >
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Promise.prototype.catch called with a `this` value that defines a `then`
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method which returns an abrupt completion.
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info: |
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1. Let promise be the this value.
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2. Return ? Invoke(promise, "then", «undefined, onRejected»).
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7.3.18 Invoke
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1. Assert: IsPropertyKey(P) is true.
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2. If argumentsList was not passed, let argumentsList be a new empty List.
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3. Let func be ? GetV(V, P).
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4. Return ? Call(func, V, argumentsList).
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7.3.2 GetV
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1. Assert: IsPropertyKey(P) is true.
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2. Let O be ? ToObject(V).
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3. Return ? O.[[Get]](P, V).
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7.3.12 Call (F, V [ , argumentsList ])
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1. If argumentsList was not passed, let argumentsList be a new empty List.
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2. If IsCallable(F) is false, throw a TypeError exception.
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3. Return ? F.[[Call]](V, argumentsList).
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---*/
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var thrower = {
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then: function() {
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throw new Test262Error();
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}
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};
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assert.throws(Test262Error, function() {
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Promise.prototype.catch.call(thrower);
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});
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