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The `test/common` module has the capability to identify if any variable is leaked to the global scope and fail the test. So that has to be imported at the beginning. PR-URL: https://github.com/nodejs/node/pull/7786 Reviewed-By: Colin Ihrig <cjihrig@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Rich Trott <rtrott@gmail.com>
34 lines
1.1 KiB
JavaScript
34 lines
1.1 KiB
JavaScript
'use strict';
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// Flags: --expose_internals --no-warnings
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// The --no-warnings flag only supresses writing the warning to stderr, not the
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// emission of the corresponding event. This test file can be run without it.
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const common = require('../common');
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process.noDeprecation = true;
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const assert = require('assert');
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function listener() {
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common.fail('received unexpected warning');
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}
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process.addListener('warning', listener);
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const internalUtil = require('internal/util');
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internalUtil.printDeprecationMessage('Something is deprecated.');
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// The warning would be emitted in the next tick, so continue after that.
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process.nextTick(common.mustCall(() => {
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// Check that deprecations can be re-enabled.
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process.noDeprecation = false;
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process.removeListener('warning', listener);
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process.addListener('warning', common.mustCall((warning) => {
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assert.strictEqual(warning.name, 'DeprecationWarning');
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assert.strictEqual(warning.message, 'Something else is deprecated.');
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}));
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internalUtil.printDeprecationMessage('Something else is deprecated.');
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}));
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