LayoutTests/fast/canvas/drawImage-with-broken-image.html - Issue 181693006: Refactoring source image usage in CanvasRenderingContext2D

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Issue 181693006: Refactoring source image usage in CanvasRenderingContext2D (Closed) Base URL: svn://svn.chromium.org/blink/trunk

Patch Set: applied last corrections Created 6 years, 9 months ago

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1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">	1 <!DOCTYPE HTML PUBLIC "-//IETF//DTD HTML//EN">

2 <html>	2 <html>

3 <head>	3 <head>

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

5 </head>	5 </head>

6 <script>	6 <script>

7 window.jsTestIsAsync = true;	7 window.jsTestIsAsync = true;

8 description("This test checks behavior of Canvas::drawImage with a broken so urce image.");	8 description("This test checks behavior of Canvas::drawImage with a broken so urce image.");

9	9

10 var InvalidStateError = "InvalidStateError: Failed to execute 'drawImage' on 'CanvasRenderingContext2D': The source width is 0.";

11 var TypeMismatchError = "TypeMismatchError: The type of an object was incomp atible with the expected type of the parameter associated to the object.";

12

13 // Create an image with invalid data.	10 // Create an image with invalid data.

14 var invalidImage = new Image();	11 var invalidImage = new Image();

15 invalidImage.src = 'resources/repaint.js';	12 invalidImage.src = 'resources/repaint.js';

16 invalidImage.onerror = draw;	13 invalidImage.onerror = draw;

17	14

18 var ctx = document.createElement("canvas").getContext('2d');	15 var ctx = document.createElement("canvas").getContext('2d');

19 function draw() {	16 function draw() {

20 // null images should throw TypeError	17 // null images should throw TypeError

21 shouldThrow("ctx.drawImage(null, 0, 0)");	18 shouldThrow("ctx.drawImage(null, 0, 0)");

22 shouldThrow("ctx.drawImage(null, 0, 0, 20, 20)");	19 shouldThrow("ctx.drawImage(null, 0, 0, 20, 20)");

23 shouldThrow("ctx.drawImage(null, 0, 0, 20, 20, 0, 0, 20, 20)");	20 shouldThrow("ctx.drawImage(null, 0, 0, 20, 20, 0, 0, 20, 20)");

24	21

25 // broken images should not throw	22 // broken images should not throw

26 shouldBe("ctx.drawImage(invalidImage, 0, 0)", "undefined");	23 shouldThrow("ctx.drawImage(invalidImage, 0, 0)");

27 shouldBe("ctx.drawImage(invalidImage, 0, 0, 20, 20)", "undefined");	24 shouldThrow("ctx.drawImage(invalidImage, 0, 0, 20, 20)");

28 shouldBe("ctx.drawImage(invalidImage, 0, 0, 20, 20, 0, 0, 20, 20)", "und efined");	25 shouldThrow("ctx.drawImage(invalidImage, 0, 0, 20, 20, 0, 0, 20, 20)");

29 shouldBe("ctx.drawImage(invalidImage, 0, 0, 0, 20)", "undefined");	26 shouldThrow("ctx.drawImage(invalidImage, 0, 0, 0, 20)");

30 shouldBe("ctx.drawImage(invalidImage, 0, 0, 0, 20, 0, 0, 20, 20)", "unde fined");	27 shouldThrow("ctx.drawImage(invalidImage, 0, 0, 0, 20, 0, 0, 20, 20)");

31	28

32 finishJSTest();	29 finishJSTest();

33 }	30 }

34 </script>	31 </script>

35 </body>	32 </body>

36 </html>	33 </html>

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