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Side by Side Diff: LayoutTests/fast/canvas/script-tests/canvas-overloads-setShadow.js

Issue 284163002: Better arity checks for overloads (Closed) Base URL: svn://svn.chromium.org/blink/trunk
Patch Set: Return properly Created 6 years, 7 months ago
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1 description("Test the behavior of CanvasRenderingContext2D.setShadow() when call ed with different numbers of arguments."); 1 description("Test the behavior of CanvasRenderingContext2D.setShadow() when call ed 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 function ExpectedNotEnoughArgumentsMessage(num) { 5 shouldThrow("ctx.setShadow()");
6 return "\"TypeError: Failed to execute 'setShadow' on 'CanvasRenderingContex t2D': 3 arguments required, but only " + num + " present.\""; 6 shouldThrow("ctx.setShadow(0)");
7 } 7 shouldThrow("ctx.setShadow(0, 0)");
8
9 var TypeError = '"TypeError: Failed to execute \'setShadow\' on \'CanvasRenderin gContext2D\': No function was found that matched the signature provided."';
10
11 shouldThrow("ctx.setShadow()", ExpectedNotEnoughArgumentsMessage(0));
12 shouldThrow("ctx.setShadow(0)", ExpectedNotEnoughArgumentsMessage(1));
13 shouldThrow("ctx.setShadow(0, 0)", ExpectedNotEnoughArgumentsMessage(2));
14 shouldBe("ctx.setShadow(0, 0, 0)", "undefined"); 8 shouldBe("ctx.setShadow(0, 0, 0)", "undefined");
15 shouldBe("ctx.setShadow(0, 0, 0, 0)", "undefined"); 9 shouldBe("ctx.setShadow(0, 0, 0, 0)", "undefined");
16 shouldBe("ctx.setShadow(0, 0, 0, 0, 0)", "undefined"); 10 shouldBe("ctx.setShadow(0, 0, 0, 0, 0)", "undefined");
17 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0)", "TypeError"); 11 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0)");
18 shouldBe("ctx.setShadow(0, 0, 0, 0, 'red')", "undefined"); 12 shouldBe("ctx.setShadow(0, 0, 0, 0, 'red')", "undefined");
19 shouldThrow("ctx.setShadow(0, 0, 0, 0, 'red', 0)", "TypeError"); 13 shouldThrow("ctx.setShadow(0, 0, 0, 0, 'red', 0)");
20 shouldBe("ctx.setShadow(0, 0, 0, 0, 'red', 0, 0)", "undefined"); 14 shouldBe("ctx.setShadow(0, 0, 0, 0, 'red', 0, 0)", "undefined");
21 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0)", "TypeError"); 15 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0)");
22 shouldBe("ctx.setShadow(0, 0, 0, 0, 0, 0, 0)", "undefined"); 16 shouldBe("ctx.setShadow(0, 0, 0, 0, 0, 0, 0)", "undefined");
23 shouldBe("ctx.setShadow(0, 0, 0, 0, 0, 0, 0, 0)", "undefined"); 17 shouldBe("ctx.setShadow(0, 0, 0, 0, 0, 0, 0, 0)", "undefined");
24 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0, 0, 0, 0)", "TypeError"); 18 shouldThrow("ctx.setShadow(0, 0, 0, 0, 0, 0, 0, 0, 0)");
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