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denoland-deno/cli/tests/unit/stdio_test.ts

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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { unitTest, assertEquals } from "./test_util.ts";
unitTest(async function stdioStdinRead() {
const nread = await Deno.stdin.read(new Uint8Array(0));
assertEquals(nread, 0);
});
unitTest(function stdioStdinReadSync() {
const nread = Deno.stdin.readSync(new Uint8Array(0));
assertEquals(nread, 0);
});
unitTest(async function stdioStdoutWrite() {
const nwritten = await Deno.stdout.write(new Uint8Array(0));
assertEquals(nwritten, 0);
});
unitTest(function stdioStdoutWriteSync() {
const nwritten = Deno.stdout.writeSync(new Uint8Array(0));
assertEquals(nwritten, 0);
});
unitTest(async function stdioStderrWrite() {
const nwritten = await Deno.stderr.write(new Uint8Array(0));
assertEquals(nwritten, 0);
});
unitTest(function stdioStderrWriteSync() {
const nwritten = Deno.stderr.writeSync(new Uint8Array(0));
assertEquals(nwritten, 0);
});