LayoutTests/fast/canvas/drawImage-with-broken-image.html - Issue 289283002: Add some layout tests about behavior on undefined and null.

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Issue 289283002: Add some layout tests about behavior on undefined and null. (Closed) Base URL: https://chromium.googlesource.com/chromium/blink.git@master

Patch Set: rebase Created 6 years, 7 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 // Create an image with invalid data.	10 // Create an image with invalid data.

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

12 invalidImage.src = 'resources/shadow-offset.js';	12 invalidImage.src = 'resources/shadow-offset.js';

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

14	14

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

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

17 // null images should throw TypeError	17 // null and undefined images should throw TypeError

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

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

20 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)");

	21 shouldThrow("ctx.drawImage(undefined, 0, 0)");

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

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

21	24

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

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

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

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

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

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

28	31

29 finishJSTest();	32 finishJSTest();

30 }	33 }

31 </script>	34 </script>

32 </body>	35 </body>

33 </html>	36 </html>

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