/** * @license Copyright (c) 2003-2020, CKSource - Frederico Knabben. All rights reserved. * For licensing, see LICENSE.md or https://ckeditor.com/legal/ckeditor-oss-license */ import testUtils from '../_utils/utils'; import mix from '@ckeditor/ckeditor5-utils/src/mix'; describe( 'utils', () => { testUtils.createSinonSandbox(); describe( 'checkAssertions()', () => { it( 'does not throw an error if at least one assertion passed', () => { const assertionRed = testUtils.sinon.stub().callsFake( () => { expect( 1 ).to.equal( 2 ); } ); const assertionGreen = testUtils.sinon.stub().callsFake( () => { expect( 1 ).to.equal( 1 ); } ); expect( () => { testUtils.checkAssertions( assertionRed, assertionGreen ); } ).to.not.throw(); } ); it( 'throws all errors if any assertion did not pass', () => { const assertionRed = testUtils.sinon.stub().callsFake( () => { expect( 1 ).to.equal( 2 ); } ); const assertionGreen = testUtils.sinon.stub().callsFake( () => { expect( 2 ).to.equal( 1 ); } ); expect( () => { testUtils.checkAssertions( assertionRed, assertionGreen ); } ).to.throw( Error, 'expected 1 to equal 2\n\nexpected 2 to equal 1' ); } ); it( 'does not execute all assertions if the first one passed', () => { const assertionRed = testUtils.sinon.stub().callsFake( () => { expect( 1 ).to.equal( 1 ); } ); const assertionGreen = testUtils.sinon.stub(); testUtils.checkAssertions( assertionRed, assertionGreen ); expect( assertionGreen.called ).to.equal( false ); } ); } ); describe( 'isMixed()', () => { let mixin, CustomClass; beforeEach( () => { CustomClass = class {}; mixin = { foo() { return 'bar'; } }; } ); it( 'should return true when given mixin is mixed to target class', () => { mix( CustomClass, mixin ); expect( testUtils.isMixed( CustomClass, mixin ) ).to.true; } ); it( 'should return false when given mixin is not mixed to target class', () => { expect( testUtils.isMixed( CustomClass, mixin ) ).to.false; } ); it( 'should return false when class has mixin like interface', () => { CustomClass = class { foo() { return 'biz'; } }; expect( testUtils.isMixed( CustomClass, mixin ) ).to.false; } ); } ); } );