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/* eslint-env qunit */
import window from 'global/window';
import sinon from 'sinon';
import {deprecate, deprecateForMajor} from '../../../src/js/utils/deprecate.js';
QUnit.module('utils/deprecate', {
beforeEach() {
// Back up the original console.
this.originalConsole = window.console;
// Replace the native console for testing. In IE8 `console.log` is not a
// 'function' so sinon chokes on it when trying to spy:
// https://github.com/cjohansen/Sinon.JS/issues/386
//
// Instead we'll temporarily replace them with no-op functions
window.console = {
debug: sinon.spy(),
info: sinon.spy(),
log: sinon.spy(),
warn: sinon.spy(),
error: sinon.spy()
};
},
afterEach() {
// Restore the native/original console.
window.console = this.originalConsole;
}
}, function() {
QUnit.module('deprecate');
QUnit.test('should pass through arguments to a function and return expected value', function(assert) {
assert.expect(1);
const test = deprecate('test', (...args) => args);
const result = test(1, 2, 3);
assert.deepEqual(result, [1, 2, 3]);
});
QUnit.test('should maintain the correct "this" value', function(assert) {
assert.expect(1);
const that = {};
const test = deprecate('test', function() {
return this;
}.bind(that));
const result = test();
assert.strictEqual(result, that, 'the "this" value was returned as the expected object');
});
QUnit.test('should log the specified message only once', function(assert) {
assert.expect(2);
const test = deprecate('test', function() {});
test();
test();
test();
assert.ok(window.console.warn.calledOnce);
assert.deepEqual(window.console.warn.firstCall.args, ['VIDEOJS:', 'WARN:', 'test']);
});
QUnit.module('deprecateForMajor');
QUnit.test('should pass through arguments to a function and return expected value', function(assert) {
assert.expect(1);
const test = deprecateForMajor(1, 'A', 'B', (...args) => args);
const result = test(1, 2, 3);
assert.deepEqual(result, [1, 2, 3]);
});
QUnit.test('should maintain the correct "this" value', function(assert) {
assert.expect(1);
const that = {};
const test = deprecateForMajor(1, 'A', 'B', function() {
return this;
}.bind(that));
const result = test();
assert.strictEqual(result, that, 'the "this" value was returned as the expected object');
});
QUnit.test('should log the expected message only once', function(assert) {
assert.expect(2);
const test = deprecateForMajor(1, 'A', 'B', function() {});
test();
test();
test();
assert.ok(window.console.warn.calledOnce);
assert.deepEqual(window.console.warn.firstCall.args, ['VIDEOJS:', 'WARN:', 'A is deprecated and will be removed in 1.0; please use B instead.']);
});
});
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