third_party/WebKit/LayoutTests/fast/canvas/webgl/array-setters.html - Issue 2447493002: Removed some duplicate layout tests under fast/canvas/webgl

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Issue 2447493002: Removed some duplicate layout tests under fast/canvas/webgl (Closed)

Patch Set: Created 4 years, 2 months ago

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1 <html>

2 <head>

3 <script src="../../../resources/js-test.js"></script>

4 <script src="resources/webgl-test.js"></script>

5 </head>

6 <body>

7 <div id="description"></div>

8 <div id="console"></div>

9

10 <script>

11 description("Test all permutations of WebGLArray setters to make sure values don 't get truncated");

12

13 debug('Regression test for <a href="https://bugs.webkit.org/show_bug.cgi?id=3335 0">https://bugs.webkit.org/show_bug.cgi?id=33350</a> : <code>WebGLArray subclass es do the wrong conversion in indexSetter</code>');

14

15 var webGLArray = null;

16 var array = null;

17

18 function testSetters(typeName, low, high) {

19 var type = window[typeName];

20 webGLArray = new type(2);

21 array = [low, high];

22 debug("Testing " + typeName);

23 webGLArray.set(array);

24 shouldBe("webGLArray", "array");

25 shouldBe("webGLArray[0]", "array[0]");

26 shouldBe("webGLArray[1]", "array[1]");

27 webGLArray[0] = 0;

28 webGLArray[1] = 0;

29 shouldBe("webGLArray[0]", "0");

30 shouldBe("webGLArray[1]", "0");

31 webGLArray[0] = array[0];

32 shouldBe("webGLArray[0]", "array[0]");

33 webGLArray[1] = array[1];

34 shouldBe("webGLArray[1]", "array[1]");

35

36 // Verify set() behaves correctly with shared underlying buffer.

37 array = [0, 1, 2, 3, 4, 5];

38 webGLArray = new type(6);

39 webGLArray.set(array);

40 array = webGLArray.subarray(2, 4);

41 array[0] = 88;

42 array[1] = 99;

43 shouldBe("webGLArray[2]", "88");

44 shouldBe("webGLArray[3]", "99");

45 // pre-overlap

46 webGLArray.set(array, 1);

47 shouldBe("webGLArray[1]", "88");

48 shouldBe("webGLArray[2]", "99");

49 shouldBe("array[0]", "99");

50 shouldBe("array[1]", "99");

51 array[1] = 77;

52 // post-overlap

53 webGLArray.set(array, 3);

54 shouldBe("webGLArray[3]", "99");

55 shouldBe("webGLArray[4]", "77");

56 shouldBe("array[0]", "99");

57 shouldBe("array[1]", "99");

58 }

59

60 testSetters("Int8Array", -128, 127);

61 testSetters("Uint8Array", 0, 255);

62 testSetters("Int16Array", -32768, 32767);

63 testSetters("Uint16Array", 0, 65535);

64 testSetters("Int32Array", -2147483648, 2147483647);

65 testSetters("Uint32Array", 0, 4294967295);

66 testSetters("Float32Array", -2.5, 3.5);

67 </script>

68

69 </body>

70 </html>

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