deno.land / std@0.166.0 / node / global_test.ts

global_test.ts
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// Copyright 2018-2022 the Deno authors. All rights reserved. MIT license.import "./global.ts";import { assert, assertEquals, assertNotEquals, assertStrictEquals,} from "../testing/asserts.ts";import { Buffer as BufferModule } from "./buffer.ts";import processModule from "./process.ts";import timers from "./timers.ts";
// Definitions for this are quite delicate// This ensures modifications to the global namespace don't break on TypeScript
// TODO(bartlomieju):// Deno lint marks globals defined by this module as undefined// probably gonna change in the future
Deno.test("global is correctly defined", () => { // deno-lint-ignore no-undef assertStrictEquals(global.Buffer, BufferModule); // deno-lint-ignore no-undef assertStrictEquals(global.process, process);});
Deno.test("Buffer is correctly defined", () => { //Check that Buffer is defined as a type as well type x = Buffer; // deno-lint-ignore no-undef assertStrictEquals(Buffer, BufferModule); // deno-lint-ignore no-undef assert(Buffer.from); // deno-lint-ignore no-undef assertStrictEquals(global.Buffer, BufferModule); // deno-lint-ignore no-undef assert(global.Buffer.from); assertStrictEquals(globalThis.Buffer, BufferModule); assert(globalThis.Buffer.from); assertStrictEquals(window.Buffer, BufferModule); assert(window.Buffer.from);});
Deno.test("process is correctly defined", () => { // deno-lint-ignore no-undef assertStrictEquals(process, processModule); // deno-lint-ignore no-undef assert(process.arch); // deno-lint-ignore no-undef assertStrictEquals(global.process, processModule); // deno-lint-ignore no-undef assert(global.process.arch); assertStrictEquals(globalThis.process, processModule); assert(globalThis.process.arch); assertStrictEquals(window.process, processModule); assert(window.process.arch);});
Deno.test("global timers are not Node.js timers", () => { assertNotEquals<unknown>(setTimeout, timers.setTimeout); assertNotEquals(clearTimeout, timers.clearTimeout); assertNotEquals<unknown>(setInterval, timers.setInterval); assertNotEquals(clearInterval, timers.clearInterval);});
Deno.test("timers in `global` object are Node.js timers", () => { assertStrictEquals(global.setTimeout, timers.setTimeout); assertStrictEquals(global.clearTimeout, timers.clearTimeout); assertStrictEquals(global.setInterval, timers.setInterval); assertStrictEquals(global.clearInterval, timers.clearInterval);});
Deno.test("setImmediate is correctly defined", () => { // deno-lint-ignore no-undef assertStrictEquals(setImmediate, timers.setImmediate); // deno-lint-ignore no-undef assertStrictEquals(global.setImmediate, timers.setImmediate); assertStrictEquals(globalThis.setImmediate, timers.setImmediate); assertStrictEquals(window.setImmediate, timers.setImmediate);});
Deno.test("clearImmediate is correctly defined", () => { // deno-lint-ignore no-undef assertStrictEquals(clearImmediate, timers.clearImmediate); // deno-lint-ignore no-undef assertStrictEquals(global.clearImmediate, timers.clearImmediate); assertStrictEquals(globalThis.clearImmediate, timers.clearImmediate); assertStrictEquals(window.clearImmediate, timers.clearImmediate);});
// https://github.com/denoland/deno_std/issues/2097Deno.test("global.ts evaluates synchronously", async () => { const tempPath = await Deno.makeTempFile({ suffix: ".ts" }); try { await Deno.writeTextFile( tempPath, `\ import "data:application/javascript,import '${ new URL("global.ts", import.meta.url).href }'; console.log(globalThis.async ? 'async' : 'sync')"; import "data:application/javascript,globalThis.async = true";`, ); const command = new Deno.Command(Deno.execPath(), { args: ["run", "--no-check", tempPath], stdin: "null", stderr: "null", }); const { code, stdout } = await command.output(); assertEquals(code, 0); assertEquals(new TextDecoder().decode(stdout).trim(), "sync"); } finally { await Deno.remove(tempPath).catch(() => {}); }});
std
Deno standard library
GitHub Repositorydenoland/deno_std
GitHub Stars
2447

Version Info

Tagged at
2 months ago