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| Copyright (C) 2016 The Android Open Source Project |
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| Licensed under the Apache License, Version 2.0 (the "License"); |
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| |
| <meta name="viewport" content="width=device-width, minimum-scale=1.0, initial-scale=1.0, user-scalable=yes"> |
| <title>gr-select</title> |
| |
| <script src="/bower_components/webcomponentsjs/custom-elements-es5-adapter.js"></script> |
| |
| <script src="/bower_components/webcomponentsjs/webcomponents-lite.js"></script> |
| <script src="/bower_components/web-component-tester/browser.js"></script> |
| <link rel="import" href="../../../test/common-test-setup.html"/> |
| <link rel="import" href="gr-select.html"> |
| |
| <script>void(0);</script> |
| |
| <test-fixture id="basic"> |
| <template> |
| <gr-select> |
| <select> |
| <option value="1">One</option> |
| <option value="2">Two</option> |
| <option value="3">Three</option> |
| </select> |
| </gr-select> |
| </template> |
| </test-fixture> |
| |
| <test-fixture id="noOptions"> |
| <template> |
| <gr-select> |
| <select> |
| </select> |
| </gr-select> |
| </template> |
| </test-fixture> |
| |
| <script> |
| suite('gr-select tests', () => { |
| let element; |
| |
| setup(() => { |
| element = fixture('basic'); |
| }); |
| |
| test('bindValue must be set to the first option value', () => { |
| assert.equal(element.bindValue, '1'); |
| }); |
| |
| test('value of 0 should still trigger value updates', () => { |
| element.bindValue = 0; |
| assert.equal(element.nativeSelect.value, 0); |
| }); |
| |
| test('bidirectional binding property-to-attribute', () => { |
| const changeStub = sinon.stub(); |
| element.addEventListener('bind-value-changed', changeStub); |
| |
| // The selected element should be the first one by default. |
| assert.equal(element.nativeSelect.value, '1'); |
| assert.equal(element.bindValue, '1'); |
| assert.isFalse(changeStub.called); |
| |
| // Now change the value. |
| element.bindValue = '2'; |
| |
| // It should be updated. |
| assert.equal(element.nativeSelect.value, '2'); |
| assert.equal(element.bindValue, '2'); |
| assert.isTrue(changeStub.called); |
| }); |
| |
| test('bidirectional binding attribute-to-property', () => { |
| const changeStub = sinon.stub(); |
| element.addEventListener('bind-value-changed', changeStub); |
| |
| // The selected element should be the first one by default. |
| assert.equal(element.nativeSelect.value, '1'); |
| assert.equal(element.bindValue, '1'); |
| assert.isFalse(changeStub.called); |
| |
| // Now change the value. |
| element.nativeSelect.value = '3'; |
| element.fire('change'); |
| |
| // It should be updated. |
| assert.equal(element.nativeSelect.value, '3'); |
| assert.equal(element.bindValue, '3'); |
| assert.isTrue(changeStub.called); |
| }); |
| }); |
| |
| suite('gr-select no options tests', () => { |
| let element; |
| |
| setup(() => { |
| element = fixture('noOptions'); |
| }); |
| |
| test('bindValue must not be changed', () => { |
| assert.isUndefined(element.bindValue); |
| }); |
| }); |
| </script> |
