Current File : /home/vacivi36/vittasync.vacivitta.com.br/vittasync/node/test/parallel/test-process-warning.js
'use strict';
const common = require('../common');
const {
hijackStderr,
restoreStderr
} = require('../common/hijackstdio');
const assert = require('assert');
function test1() {
// Output is skipped if the argument to the 'warning' event is
// not an Error object.
hijackStderr(common.mustNotCall('stderr.write must not be called'));
process.emit('warning', 'test');
setImmediate(test2);
}
function test2() {
// Output is skipped if it's a deprecation warning and
// process.noDeprecation = true
process.noDeprecation = true;
process.emitWarning('test', 'DeprecationWarning');
process.noDeprecation = false;
setImmediate(test3);
}
function test3() {
restoreStderr();
// Type defaults to warning when the second argument is an object
process.emitWarning('test', {});
process.once('warning', common.mustCall((warning) => {
assert.strictEqual(warning.name, 'Warning');
}));
setImmediate(test4);
}
function test4() {
// process.emitWarning will throw when process.throwDeprecation is true
// and type is `DeprecationWarning`.
process.throwDeprecation = true;
process.once('uncaughtException', (err) => {
assert.match(err.toString(), /^DeprecationWarning: test$/);
});
try {
process.emitWarning('test', 'DeprecationWarning');
} catch {
assert.fail('Unreachable');
}
process.throwDeprecation = false;
setImmediate(test5);
}
function test5() {
// Setting toString to a non-function should not cause an error
const err = new Error('test');
err.toString = 1;
process.emitWarning(err);
setImmediate(test6);
}
function test6() {
process.emitWarning('test', { detail: 'foo' });
process.on('warning', (warning) => {
assert.strictEqual(warning.detail, 'foo');
});
}
test1();
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