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23 lines
631 B
TypeScript
23 lines
631 B
TypeScript
// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
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import { test, testPerm, assert } from "./test_util.ts";
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// Note tests for Deno.setRaw is in integration tests.
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testPerm({ read: true }, function isatty(): void {
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// CI not under TTY, so cannot test stdin/stdout/stderr.
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const f = Deno.openSync("cli/tests/hello.txt");
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assert(!Deno.isatty(f.rid));
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f.close();
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});
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test(function isattyError(): void {
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let caught = false;
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try {
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// Absurdly large rid.
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Deno.isatty(0x7fffffff);
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} catch (e) {
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caught = true;
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assert(e instanceof Deno.errors.BadResource);
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}
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assert(caught);
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});
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