diff options
author | Ryan Dahl <ry@tinyclouds.org> | 2019-10-04 20:28:51 -0400 |
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committer | GitHub <noreply@github.com> | 2019-10-04 20:28:51 -0400 |
commit | b81e5db17aa8b3088d6034ddf86b79c69410f012 (patch) | |
tree | 579e4c23d60d1b0d038156bc28a04f74ea87b2f0 /js/mixins/dom_iterable_test.ts | |
parent | 9049213867d30f7df090a83b6baf3e0717a4d2d2 (diff) |
Merge deno_cli_snapshots into deno_cli (#3064)
Diffstat (limited to 'js/mixins/dom_iterable_test.ts')
-rw-r--r-- | js/mixins/dom_iterable_test.ts | 79 |
1 files changed, 0 insertions, 79 deletions
diff --git a/js/mixins/dom_iterable_test.ts b/js/mixins/dom_iterable_test.ts deleted file mode 100644 index 4c84fa68e..000000000 --- a/js/mixins/dom_iterable_test.ts +++ /dev/null @@ -1,79 +0,0 @@ -// Copyright 2018-2019 the Deno authors. All rights reserved. MIT license. -import { test, assert, assertEquals } from "../test_util.ts"; - -// eslint-disable-next-line @typescript-eslint/explicit-function-return-type -function setup() { - const dataSymbol = Symbol("data symbol"); - class Base { - private [dataSymbol] = new Map<string, number>(); - - constructor( - data: Array<[string, number]> | IterableIterator<[string, number]> - ) { - for (const [key, value] of data) { - this[dataSymbol].set(key, value); - } - } - } - - return { - Base, - // This is using an internal API we don't want published as types, so having - // to cast to any to "trick" TypeScript - // eslint-disable-next-line @typescript-eslint/no-explicit-any - DomIterable: (Deno as any).DomIterableMixin(Base, dataSymbol) - }; -} - -test(function testDomIterable(): void { - const { DomIterable, Base } = setup(); - - const fixture: Array<[string, number]> = [["foo", 1], ["bar", 2]]; - - const domIterable = new DomIterable(fixture); - - assertEquals(Array.from(domIterable.entries()), fixture); - assertEquals(Array.from(domIterable.values()), [1, 2]); - assertEquals(Array.from(domIterable.keys()), ["foo", "bar"]); - - let result: Array<[string, number]> = []; - for (const [key, value] of domIterable) { - assert(key != null); - assert(value != null); - result.push([key, value]); - } - assertEquals(fixture, result); - - result = []; - const scope = {}; - function callback(value, key, parent): void { - assertEquals(parent, domIterable); - assert(key != null); - assert(value != null); - assert(this === scope); - result.push([key, value]); - } - domIterable.forEach(callback, scope); - assertEquals(fixture, result); - - assertEquals(DomIterable.name, Base.name); -}); - -test(function testDomIterableScope(): void { - const { DomIterable } = setup(); - - const domIterable = new DomIterable([["foo", 1]]); - - // eslint-disable-next-line @typescript-eslint/no-explicit-any - function checkScope(thisArg: any, expected: any): void { - function callback(): void { - assertEquals(this, expected); - } - domIterable.forEach(callback, thisArg); - } - - checkScope(0, Object(0)); - checkScope("", Object("")); - checkScope(null, window); - checkScope(undefined, window); -}); |