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1 library InstanceOfTest; | |
2 import 'package:unittest/unittest.dart'; | |
3 import 'package:unittest/html_config.dart'; | |
4 import 'dart:html'; | 1 import 'dart:html'; |
5 | 2 |
| 3 import 'package:minitest/minitest.dart'; |
| 4 |
6 main() { | 5 main() { |
7 CanvasElement canvas; | 6 CanvasElement canvas; |
8 | 7 |
9 canvas = new Element.tag('canvas'); | 8 canvas = new Element.tag('canvas'); |
10 canvas.attributes['width'] = '100'; | 9 canvas.attributes['width'] = '100'; |
11 canvas.attributes['height'] = '100'; | 10 canvas.attributes['height'] = '100'; |
12 document.body.append(canvas); | 11 document.body.append(canvas); |
13 | 12 |
14 var isCanvasRenderingContext = predicate((x) => x is CanvasRenderingContext, | 13 var isCanvasRenderingContext = predicate((x) => x is CanvasRenderingContext, |
15 'is a CanvasRenderingContext'); | 14 'is a CanvasRenderingContext'); |
| 15 var isNotCanvasRenderingContext = predicate((x) => x is! CanvasRenderingContex
t, |
| 16 'is not a CanvasRenderingContext'); |
16 var isCanvasRenderingContext2D = | 17 var isCanvasRenderingContext2D = |
17 predicate((x) => x is CanvasRenderingContext2D, | 18 predicate((x) => x is CanvasRenderingContext2D, |
18 'is a CanvasRenderingContext2D'); | 19 'is a CanvasRenderingContext2D'); |
| 20 var isNotCanvasRenderingContext2D = |
| 21 predicate((x) => x is! CanvasRenderingContext2D, |
| 22 'is not a CanvasRenderingContext2D'); |
19 var isElement = predicate((x) => x is Element, 'is an Element'); | 23 var isElement = predicate((x) => x is Element, 'is an Element'); |
| 24 var isNotElement = predicate((x) => x is! Element, 'is not an Element'); |
20 var isCanvasElement = | 25 var isCanvasElement = |
21 predicate((x) => x is CanvasElement, 'is a CanvasElement'); | 26 predicate((x) => x is CanvasElement, 'is a CanvasElement'); |
| 27 var isNotCanvasElement = |
| 28 predicate((x) => x is! CanvasElement, 'is not a CanvasElement'); |
22 var isImageData = predicate((x) => x is ImageData, 'is an ImageData'); | 29 var isImageData = predicate((x) => x is ImageData, 'is an ImageData'); |
| 30 var isNotImageData = predicate((x) => x is! ImageData, 'is not an ImageData'); |
23 //var isUint8ClampedArray = | 31 //var isUint8ClampedArray = |
24 // predicate((x) => x is Uint8ClampedArray, 'is a Uint8ClampedArray'); | 32 // predicate((x) => x is Uint8ClampedArray, 'is a Uint8ClampedArray'); |
25 var isIntList = | 33 var isIntList = |
26 predicate((x) => x is List<int>, 'is a List<int>'); | 34 predicate((x) => x is List<int>, 'is a List<int>'); |
27 | 35 |
28 useHtmlConfiguration(); | |
29 test('Instanceof', () { | 36 test('Instanceof', () { |
30 expect(canvas, isNot(isCanvasRenderingContext)); | 37 expect(canvas, isNotCanvasRenderingContext); |
31 expect(canvas, isNot(isCanvasRenderingContext2D)); | 38 expect(canvas, isNotCanvasRenderingContext2D); |
32 expect(canvas, isElement); | 39 expect(canvas, isElement); |
33 expect(canvas, isCanvasElement); | 40 expect(canvas, isCanvasElement); |
34 expect(canvas, isNot(isImageData)); | 41 expect(canvas, isNotImageData); |
35 // expect(canvas, isNot(isCanvasPixelArray)); | 42 // expect(canvas, isNot(isCanvasPixelArray)); |
36 | 43 |
37 CanvasRenderingContext2D context = canvas.getContext('2d'); | 44 CanvasRenderingContext2D context = canvas.getContext('2d'); |
38 expect(context, isCanvasRenderingContext); | 45 expect(context, isCanvasRenderingContext); |
39 expect(context, isCanvasRenderingContext2D); | 46 expect(context, isCanvasRenderingContext2D); |
40 expect(context, isNot(isElement)); | 47 expect(context, isNotElement); |
41 expect(context, isNot(isCanvasElement)); | 48 expect(context, isNotCanvasElement); |
42 expect(context, isNot(isImageData)); | 49 expect(context, isNotImageData); |
43 // expect(context, isNot(isCanvasPixelArray)); | 50 // expect(context, isNot(isCanvasPixelArray)); |
44 | 51 |
45 // FIXME(b/5286633): Interface injection type check workaround. | 52 // FIXME(b/5286633): Interface injection type check workaround. |
46 var image = context.createImageData(canvas.width as dynamic, | 53 var image = context.createImageData(canvas.width as dynamic, |
47 canvas.height as dynamic); | 54 canvas.height as dynamic); |
48 expect(image, isNot(isCanvasRenderingContext)); | 55 expect(image, isNotCanvasRenderingContext); |
49 expect(image, isNot(isCanvasRenderingContext2D)); | 56 expect(image, isNotCanvasRenderingContext2D); |
50 expect(image, isNot(isElement)); | 57 expect(image, isNotElement); |
51 expect(image, isNot(isCanvasElement)); | 58 expect(image, isNotCanvasElement); |
52 expect(image, isImageData); | 59 expect(image, isImageData); |
53 // expect(image, isNot(isCanvasPixelArray)); | 60 // expect(image, isNot(isCanvasPixelArray)); |
54 | 61 |
55 // Include CanvasPixelArray since constructor and prototype are not | 62 // Include CanvasPixelArray since constructor and prototype are not |
56 // available until one is created. | 63 // available until one is created. |
57 var bytes = image.data; | 64 var bytes = image.data; |
58 expect(bytes, isNot(isCanvasRenderingContext)); | 65 expect(bytes, isNotCanvasRenderingContext); |
59 expect(bytes, isNot(isCanvasRenderingContext2D)); | 66 expect(bytes, isNotCanvasRenderingContext2D); |
60 expect(bytes, isNot(isElement)); | 67 expect(bytes, isNotElement); |
61 expect(bytes, isNot(isCanvasElement)); | 68 expect(bytes, isNotCanvasElement); |
62 expect(bytes, isNot(isImageData)); | 69 expect(bytes, isNotImageData); |
63 expect(bytes, isIntList); | 70 expect(bytes, isIntList); |
64 | 71 |
65 // FIXME: Ensure this is an SpanElement when we next update | 72 // FIXME: Ensure this is an SpanElement when we next update |
66 // WebKit IDL. | 73 // WebKit IDL. |
67 var span = new Element.tag('span'); | 74 var span = new Element.tag('span'); |
68 expect(span, isElement); | 75 expect(span, isElement); |
69 }); | 76 }); |
70 } | 77 } |
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