34 lines
830 B
Plaintext
34 lines
830 B
Plaintext
'use strict'
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const { test } = require('node:test')
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const { createWarning } = require('..')
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const { withResolvers } = require('./promise')
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test('emit should emit a given code only once', t => {
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t.plan(6)
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const { promise, resolve } = withResolvers()
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process.on('warning', onWarning)
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function onWarning (warning) {
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t.assert.deepStrictEqual(warning.name, 'TestDeprecation')
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t.assert.deepStrictEqual(warning.code, 'CODE')
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t.assert.deepStrictEqual(warning.message, 'Hello world')
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t.assert.ok(warn.emitted)
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}
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const warn = createWarning({
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name: 'TestDeprecation',
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code: 'CODE',
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message: 'Hello world'
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})
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t.assert.strictEqual(warn(), true)
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t.assert.strictEqual(warn(), false)
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setImmediate(() => {
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process.removeListener('warning', onWarning)
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resolve()
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})
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return promise
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})
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