39 lines
922 B
HTML
39 lines
922 B
HTML
<!DOCTYPE html>
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<html>
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<head>
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<script src="../../resources/js-test-pre.js"></script>
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</head>
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<body>
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<script>
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description(
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"This tests that negative scrollTop and scrollLeft values are clamped to zero."
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);
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var scroller = document.createElement('div');
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scroller.id = 'scroller';
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scroller.style.overflow = 'scroll';
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scroller.style.width = '200px';
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scroller.style.height = '200px';
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var contents = document.createElement('div');
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contents.style.width = '400px';
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contents.style.height = '400px';
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scroller.appendChild(contents);
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document.body.appendChild(scroller);
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function attemptScroll(x, y)
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{
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scroller.scrollTop = x;
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scroller.scrollLeft = y;
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return scroller.scrollTop + ',' + scroller.scrollLeft;
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}
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shouldBe("attemptScroll(0, 0)", "'0,0'");
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shouldBe("attemptScroll(50, 50)", "'50,50'");
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shouldBe("attemptScroll(-50, -50)", "'0,0'");
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</script>
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<script src="../../resources/js-test-post.js"></script>
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</body>
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</html>
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