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Issue 24203002: Improve generated "Not enough arguments." TypeError exceptions. (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: NeedsRebaseline Created 7 years, 3 months ago
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1 description("Test the behavior of CanvasRenderingContext2D.drawImageFromRect() w hen called with different numbers of arguments."); 1 description("Test the behavior of CanvasRenderingContext2D.drawImageFromRect() w hen called with different numbers of arguments.");
2 2
3 var ctx = document.createElement('canvas').getContext('2d'); 3 var ctx = document.createElement('canvas').getContext('2d');
4 4
5 var NotEnoughArguments = "TypeError: Not enough arguments"; 5 function ExpectedNotEnoughArgumentsMessage(num) {
6 return "\"TypeError: Failed to execute 'drawImageFromRect' on 'CanvasRenderi ngContext2D': 1 argument required, but only " + num + " present.\"";
7 }
6 8
7 var imageElement = document.createElement("img"); 9 var imageElement = document.createElement("img");
8 shouldThrow("ctx.drawImageFromRect()", "NotEnoughArguments"); 10 shouldThrow("ctx.drawImageFromRect()", ExpectedNotEnoughArgumentsMessage(0));
9 shouldBe("ctx.drawImageFromRect(imageElement)", "undefined"); 11 shouldBe("ctx.drawImageFromRect(imageElement)", "undefined");
10 shouldBe("ctx.drawImageFromRect(imageElement, 0)", "undefined"); 12 shouldBe("ctx.drawImageFromRect(imageElement, 0)", "undefined");
11 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0)", "undefined"); 13 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0)", "undefined");
12 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0)", "undefined"); 14 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0)", "undefined");
13 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0)", "undefined"); 15 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0)", "undefined");
14 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0)", "undefined"); 16 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0)", "undefined");
15 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0)", "undefined"); 17 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0)", "undefined");
16 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0)", "undefined" ); 18 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0)", "undefined" );
17 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0)", "undefin ed"); 19 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0)", "undefin ed");
18 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "unde fined"); 20 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "unde fined");
19 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "u ndefined"); 21 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "u ndefined");
20 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "undefined"); 22 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0)", "undefined");
21 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 )", "undefined"); 23 shouldBe("ctx.drawImageFromRect(imageElement, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 )", "undefined");
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