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110 lines
3.7 KiB
110 lines
3.7 KiB
// Copyright Joyent, Inc. and other Node contributors.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a
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// copy of this software and associated documentation files (the
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// "Software"), to deal in the Software without restriction, including
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// without limitation the rights to use, copy, modify, merge, publish,
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// distribute, sublicense, and/or sell copies of the Software, and to permit
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// persons to whom the Software is furnished to do so, subject to the
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// following conditions:
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//
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// The above copyright notice and this permission notice shall be included
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// in all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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// OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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// MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN
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// NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
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// DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
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// OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
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// USE OR OTHER DEALINGS IN THE SOFTWARE.
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'use strict';
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const common = require('../common');
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const assert = require('assert');
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const { join } = require('path');
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const { execFile } = require('child_process');
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// test for leaked global detection
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global.gc = 42; // Not a valid global unless --expose_gc is set.
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assert.deepStrictEqual(common.leakedGlobals(), ['gc']);
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delete global.gc;
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// common.mustCall() tests
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assert.throws(function() {
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common.mustCall(function() {}, 'foo');
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}, /^TypeError: Invalid exact value: foo$/);
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assert.throws(function() {
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common.mustCall(function() {}, /foo/);
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}, /^TypeError: Invalid exact value: \/foo\/$/);
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assert.throws(function() {
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common.mustCallAtLeast(function() {}, /foo/);
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}, /^TypeError: Invalid minimum value: \/foo\/$/);
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// assert.fail() tests
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assert.throws(
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() => { assert.fail('fhqwhgads'); },
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common.expectsError({
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code: 'ERR_ASSERTION',
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message: /^fhqwhgads$/
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}));
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const fnOnce = common.mustCall(() => {});
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fnOnce();
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const fnTwice = common.mustCall(() => {}, 2);
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fnTwice();
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fnTwice();
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const fnAtLeast1Called1 = common.mustCallAtLeast(() => {}, 1);
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fnAtLeast1Called1();
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const fnAtLeast1Called2 = common.mustCallAtLeast(() => {}, 1);
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fnAtLeast1Called2();
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fnAtLeast1Called2();
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const fnAtLeast2Called2 = common.mustCallAtLeast(() => {}, 2);
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fnAtLeast2Called2();
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fnAtLeast2Called2();
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const fnAtLeast2Called3 = common.mustCallAtLeast(() => {}, 2);
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fnAtLeast2Called3();
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fnAtLeast2Called3();
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fnAtLeast2Called3();
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const failFixtures = [
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[
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join(common.fixturesDir, 'failmustcall1.js'),
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'Mismatched <anonymous> function calls. Expected exactly 2, actual 1.'
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], [
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join(common.fixturesDir, 'failmustcall2.js'),
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'Mismatched <anonymous> function calls. Expected at least 2, actual 1.'
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]
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];
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for (const p of failFixtures) {
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const [file, expected] = p;
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execFile(process.argv[0], [file], common.mustCall((ex, stdout, stderr) => {
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assert.ok(ex);
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assert.strictEqual(stderr, '');
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const firstLine = stdout.split('\n').shift();
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assert.strictEqual(firstLine, expected);
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}));
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}
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// hijackStderr and hijackStdout
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const HIJACK_TEST_ARRAY = [ 'foo\n', 'bar\n', 'baz\n' ];
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[ 'err', 'out' ].forEach((txt) => {
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const stream = process[`std${txt}`];
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const originalWrite = stream.write;
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common[`hijackStd${txt}`](common.mustCall(function(data) {
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assert.strictEqual(data, HIJACK_TEST_ARRAY[stream.writeTimes]);
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}, HIJACK_TEST_ARRAY.length));
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assert.notStrictEqual(originalWrite, stream.write);
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HIJACK_TEST_ARRAY.forEach((val) => {
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stream.write(val, common.mustCall());
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});
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assert.strictEqual(HIJACK_TEST_ARRAY.length, stream.writeTimes);
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common[`restoreStd${txt}`]();
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assert.strictEqual(originalWrite, stream.write);
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});
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