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'use strict' const { test } = require('node:test') const { spawnSync } = require('node:child_process') const { resolve } = require('node:path') const entry = resolve(__dirname, '../examples', 'example.js') test('--no-warnings is set in cli', t => { t.plan(1) const child = spawnSync(process.execPath, [ '--no-warnings', entry ]) const stderr = child.stderr.toString() t.assert.deepStrictEqual(stderr, '') }) test('--no-warnings is not set in cli', t => { t.plan(1) const child = spawnSync(process.execPath, [ entry ]) const stderr = child.stderr.toString() t.assert.match(stderr, /\[CUSTDEP001\] DeprecationWarning: This is a deprecation warning/) }) test('NODE_NO_WARNINGS is set to 1', t => { t.plan(1) const child = spawnSync(process.execPath, [ entry ], { env: { NODE_NO_WARNINGS: '1' } }) const stderr = child.stderr.toString() t.assert.deepStrictEqual(stderr, '') }) test('NODE_NO_WARNINGS is set to 0', t => { t.plan(1) const child = spawnSync(process.execPath, [ entry ], { env: { NODE_NO_WARNINGS: '0' } }) const stderr = child.stderr.toString() t.assert.match(stderr, /\[CUSTDEP001\] DeprecationWarning: This is a deprecation warning/) }) test('NODE_NO_WARNINGS is not set', t => { t.plan(1) const child = spawnSync(process.execPath, [ entry ]) const stderr = child.stderr.toString() t.assert.match(stderr, /\[CUSTDEP001\] DeprecationWarning: This is a deprecation warning/) }) test('NODE_Options contains --no-warnings', t => { t.plan(1) const child = spawnSync(process.execPath, [ entry ], { env: { NODE_OPTIONS: '--no-warnings' } }) const stderr = child.stderr.toString() t.assert.deepStrictEqual(stderr, '') })