diff options
Diffstat (limited to 'js/src/tests/non262/Iterator/prototype/flatMap')
9 files changed, 330 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-complete-throws.js b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-complete-throws.js new file mode 100644 index 0000000000..3a0bfcf167 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-complete-throws.js @@ -0,0 +1,49 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap closes the iterator when innerComplete throws. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + i. Repeat, while innerAlive is true, + iii. Let innerComplete be IteratorComplete(innerNext). + iv. IfAbruptCloseIterator(innerComplete, iterated). +features: [iterator-helpers] +---*/ + +class TestIterator extends Iterator { + next() { + return {done: false, value: 0}; + } + + closed = false; + return() { + this.closed = true; + return {done: true}; + } +} + +class TestError extends Error {} +class InnerIterator extends Iterator { + next() { + return { + get done() { + throw new TestError(); + } + }; + } +} + +const iter = new TestIterator(); +const mapped = iter.flatMap(x => new InnerIterator()); + +assertEq(iter.closed, false); +assertThrowsInstanceOf(() => mapped.next(), TestError); +assertEq(iter.closed, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-next-throws.js b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-next-throws.js new file mode 100644 index 0000000000..a8f70497f7 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-next-throws.js @@ -0,0 +1,45 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap closes the iterator when innerNext throws. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + i. Repeat, while innerAlive is true, + i. Let innerNext be IteratorNext(innerIterator). + ii. IfAbruptCloseIterator(innerNext, iterated). +features: [iterator-helpers] +---*/ + +class TestIterator extends Iterator { + next() { + return {done: false, value: 0}; + } + + closed = false; + return() { + this.closed = true; + return {done: true}; + } +} + +class TestError extends Error {} +class InnerIterator extends Iterator { + next() { + throw new TestError(); + } +} + +const iter = new TestIterator(); +const mapped = iter.flatMap(x => new InnerIterator()); + +assertEq(iter.closed, false); +assertThrowsInstanceOf(() => mapped.next(), TestError); +assertEq(iter.closed, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-value-throws.js b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-value-throws.js new file mode 100644 index 0000000000..3b2f26b401 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/close-iterator-when-inner-value-throws.js @@ -0,0 +1,52 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap closes the iterator when innerValue throws. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + i. Repeat, while innerAlive is true, + ... + vi. Else, + 1. Let innerValue be IteratorValue(innerNext). + 2. IfAbruptCloseIterator(innerValue, iterated). +features: [iterator-helpers] +---*/ + +class TestIterator extends Iterator { + next() { + return {done: false, value: 0}; + } + + closed = false; + return() { + this.closed = true; + return {done: true}; + } +} + +class TestError extends Error {} +class InnerIterator extends Iterator { + next() { + return { + done: false, + get value() { + throw new TestError(); + }, + }; + } +} + +const iter = new TestIterator(); +const mapped = iter.flatMap(x => new InnerIterator()); + +assertEq(iter.closed, false); +assertThrowsInstanceOf(() => mapped.next(), TestError); +assertEq(iter.closed, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/flatMap.js b/js/src/tests/non262/Iterator/prototype/flatMap/flatMap.js new file mode 100644 index 0000000000..6acce22593 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/flatMap.js @@ -0,0 +1,12 @@ +// |reftest| skip-if(!this.hasOwnProperty('AsyncIterator')) + +let iter = [1, 2, 3].values().flatMap(x => [x, x + 1]); +for (const v of [1, 2, 2, 3, 3, 4]) { + let result = iter.next(); + assertEq(result.done, false); + assertEq(result.value, v); +} +assertEq(iter.next().done, true); + +if (typeof reportCompare === 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js b/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js new file mode 100644 index 0000000000..24fcc85c2c --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js @@ -0,0 +1,38 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap skips empty inner iterables. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + i. Repeat, while innerAlive is true, + ... + iii. Let innerComplete be IteratorComplete(innerNext). + ... + v. If innerComplete is true, set innerAlive to false. +features: [iterator-helpers] +---*/ + +let iter = [0, 1, 2, 3].values().flatMap(x => x % 2 ? [] : [x]); + +for (const expected of [0, 2]) { + const result = iter.next(); + assertEq(result.value, expected); + assertEq(result.done, false); +} + +let result = iter.next(); +assertEq(result.value, undefined); +assertEq(result.done, true); + +iter = [0, 1, 2, 3].values().flatMap(x => []); +result = iter.next(); +assertEq(result.value, undefined); +assertEq(result.done, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/inner-generator.js b/js/src/tests/non262/Iterator/prototype/flatMap/inner-generator.js new file mode 100644 index 0000000000..9589027b4b --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/inner-generator.js @@ -0,0 +1,29 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap innerIterator can be a generator. +info: > + Iterator Helpers proposal 2.1.5.7 +features: [iterator-helpers] +---*/ + +const iter = [1, 2].values().flatMap(function*(x) { + yield x; + yield* [x + 1, x + 2]; +}); + +for (const expected of [1, 2, 3, 2, 3, 4]) { + const result = iter.next(); + assertEq(result.value, expected); + assertEq(result.done, false); +} + +const result = iter.next(); +assertEq(result.value, undefined); +assertEq(result.done, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/length.js b/js/src/tests/non262/Iterator/prototype/flatMap/length.js new file mode 100644 index 0000000000..d5f8a5021f --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/length.js @@ -0,0 +1,22 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) +// + +/*--- +esid: pending +description: %Iterator.prototype%.flatMap length value and descriptor. +info: > + 17 ECMAScript Standard Built-in Objects +includes: [propertyHelper.js] +features: [Symbol.iterator] +---*/ + +assertEq(Iterator.prototype.flatMap.length, 1); + +const propertyDescriptor = Reflect.getOwnPropertyDescriptor(Iterator.prototype.flatMap, 'length'); +assertEq(propertyDescriptor.value, 1); +assertEq(propertyDescriptor.enumerable, false); +assertEq(propertyDescriptor.writable, false); +assertEq(propertyDescriptor.configurable, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/name.js b/js/src/tests/non262/Iterator/prototype/flatMap/name.js new file mode 100644 index 0000000000..6cc6b98ef0 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/name.js @@ -0,0 +1,19 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) +/*--- +esid: pending +description: %Iterator.prototype%.flatMap.name value and descriptor. +info: > + 17 ECMAScript Standard Built-in Objects +features: [iterator-helpers] +---*/ + +assertEq(Iterator.prototype.flatMap.name, 'flatMap'); + +const propertyDescriptor = Reflect.getOwnPropertyDescriptor(Iterator.prototype.flatMap, 'name'); +assertEq(propertyDescriptor.value, 'flatMap'); +assertEq(propertyDescriptor.enumerable, false); +assertEq(propertyDescriptor.writable, false); +assertEq(propertyDescriptor.configurable, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/throw-when-inner-not-iterable.js b/js/src/tests/non262/Iterator/prototype/flatMap/throw-when-inner-not-iterable.js new file mode 100644 index 0000000000..eb581936e1 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/throw-when-inner-not-iterable.js @@ -0,0 +1,64 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap closes the iterator and throws when mapped isn't iterable. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + f. Let innerIterator be GetIterator(mapped, sync). + g. IfAbruptCloseIterator(innerIterator, iterated). +features: [iterator-helpers] +---*/ + +class NotIterable { + next() { + return {done: true}; + } +} + +class InvalidIterable { + [Symbol.iterator]() { + return {}; + } +} + +class TestIterator extends Iterator { + next() { + return {done: false, value: 0}; + } + + closed = false; + return() { + this.closed = true; + return {done: true}; + } +} + +const nonIterables = [ + new NotIterable(), + new InvalidIterable(), + undefined, + null, + 0, + false, + Symbol(''), + 0n, + {}, +]; + +for (const value of nonIterables) { + const iter = new TestIterator(); + const mapped = iter.flatMap(x => value); + + assertEq(iter.closed, false); + assertThrowsInstanceOf(() => mapped.next(), TypeError); + assertEq(iter.closed, true); +} + +if (typeof reportCompare == 'function') + reportCompare(0, 0); + |