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65 lines
1.7 KiB
JavaScript
65 lines
1.7 KiB
JavaScript
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// deno-fmt-ignore-file
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// deno-lint-ignore-file
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// Copyright Joyent and Node contributors. All rights reserved. MIT license.
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// Taken from Node 18.12.1
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// This file is automatically generated by "node/_tools/setup.ts". Do not modify this file manually
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'use strict';
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require('../common');
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// Tests basic functionality of util.deprecate().
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const assert = require('assert');
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const util = require('util');
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const expectedWarnings = new Map();
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// Emits deprecation only once if same function is called.
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{
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const msg = 'fhqwhgads';
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const fn = util.deprecate(() => {}, msg);
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expectedWarnings.set(msg, { code: undefined, count: 1 });
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fn();
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fn();
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}
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// Emits deprecation twice for different functions.
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{
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const msg = 'sterrance';
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const fn1 = util.deprecate(() => {}, msg);
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const fn2 = util.deprecate(() => {}, msg);
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expectedWarnings.set(msg, { code: undefined, count: 2 });
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fn1();
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fn2();
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}
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// Emits deprecation only once if optional code is the same, even for different
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// functions.
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{
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const msg = 'cannonmouth';
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const code = 'deprecatesque';
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const fn1 = util.deprecate(() => {}, msg, code);
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const fn2 = util.deprecate(() => {}, msg, code);
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expectedWarnings.set(msg, { code, count: 1 });
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fn1();
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fn2();
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fn1();
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fn2();
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}
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process.on('warning', (warning) => {
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assert.strictEqual(warning.name, 'DeprecationWarning');
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assert.ok(expectedWarnings.has(warning.message));
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const expected = expectedWarnings.get(warning.message);
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assert.strictEqual(warning.code, expected.code);
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expected.count = expected.count - 1;
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if (expected.count === 0)
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expectedWarnings.delete(warning.message);
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});
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process.on('exit', () => {
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assert.deepStrictEqual(expectedWarnings, new Map());
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});
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