55 lines
1.8 KiB
TypeScript
55 lines
1.8 KiB
TypeScript
/*!
|
|
* Copyright 2019, OpenTelemetry Authors
|
|
*
|
|
* Licensed under the Apache License, Version 2.0 (the "License");
|
|
* you may not use this file except in compliance with the License.
|
|
* You may obtain a copy of the License at
|
|
*
|
|
* https://www.apache.org/licenses/LICENSE-2.0
|
|
*
|
|
* Unless required by applicable law or agreed to in writing, software
|
|
* distributed under the License is distributed on an "AS IS" BASIS,
|
|
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
* See the License for the specific language governing permissions and
|
|
* limitations under the License.
|
|
*/
|
|
|
|
import * as assert from 'assert';
|
|
import * as utils from '../src/util';
|
|
|
|
describe('ZoneContextManager utils', () => {
|
|
describe('isListenerObject', () => {
|
|
describe('when object contains "addEventListener" and "removeEventListener"', () => {
|
|
it('should return true', () => {
|
|
const obj = {
|
|
addEventListener: function() {},
|
|
removeEventListener: function() {},
|
|
};
|
|
assert.strictEqual(utils.isListenerObject(obj), true);
|
|
});
|
|
});
|
|
describe('when object doesn\'t contain "addEventListener" and "removeEventListener"', () => {
|
|
it('should return true', () => {
|
|
const obj = {};
|
|
assert.strictEqual(utils.isListenerObject(obj), false);
|
|
});
|
|
});
|
|
describe('when object contains "addEventListener" only', () => {
|
|
it('should return false', () => {
|
|
const obj = {
|
|
addEventListener: function() {},
|
|
};
|
|
assert.strictEqual(utils.isListenerObject(obj), false);
|
|
});
|
|
});
|
|
describe('when object contains "removeEventListener" only', () => {
|
|
it('should return false', () => {
|
|
const obj = {
|
|
removeEventListener: function() {},
|
|
};
|
|
assert.strictEqual(utils.isListenerObject(obj), false);
|
|
});
|
|
});
|
|
});
|
|
});
|