<!DOCTYPE html>
<html>
<style>
* { font-size: 16px; }
div { font-size: 8px; }
</style>
<body>
<script src="../../resources/js-test-pre.js"></script>
<script>
description('Test that clip-path shapes accept different length units');

function computedStyle(property, value) {
    var div = document.createElement("div");
    document.body.appendChild(div);
    div.style.setProperty(property, value);
    var computedValue = getComputedStyle(div).getPropertyValue(property);
    document.body.removeChild(div);
    return computedValue;
}

function innerStyle(property, value) {
    var div = document.createElement("div");
    div.style.setProperty(property, value);
    return div.style.getPropertyValue(property);
}

function testComputed(property, value, expected) {
    shouldBeEqualToString('computedStyle("' + property + '", "' + value + '")', expected);
}

function testInner(property, value, expected) {
    if (expected === null)
        shouldBeNull('innerStyle("' + property + '", "' + value + '")');
    else
        shouldBeEqualToString('innerStyle("' + property + '", "' + value + '")', expected);
}

function negativeTest(property, value) {
    testInner(property, value, null);
    testComputed(property, value, 'none');
}

// absolute lengths - number serialization, units
testInner("-webkit-clip-path", "circle(0, 0, 0)", "circle(0px, 0px, 0px)");
testInner("-webkit-clip-path", "circle(-1px, +1px, 1px)", "circle(-1px, 1px, 1px)");
testInner("-webkit-clip-path", "circle(-1.5px, +1.5px, 1.5px)", "circle(-1.5px, 1.5px, 1.5px)");
testInner("-webkit-clip-path", "circle(-.5px, +.5px, .5px)", "circle(-0.5px, 0.5px, 0.5px)");

testInner("-webkit-clip-path", "circle(0 at 0 0)", "circle(0px at 0px 0px)");
testInner("-webkit-clip-path", "circle(1px at -1px +1px)", "circle(1px at -1px 1px)");
testInner("-webkit-clip-path", "circle(1.5px at -1.5px +1.5px)", "circle(1.5px at -1.5px 1.5px)");
testInner("-webkit-clip-path", "circle(.5px at -.5px +.5px)", "circle(0.5px at -0.5px 0.5px)");

testInner("-webkit-clip-path", "rectangle(1cm, 1mm, 1in, 1px, 1pt, 1pc)", "rectangle(1cm, 1mm, 1in, 1px, 1pt, 1pc)");

// font-relative lengths - number serialization, units, resolution
testInner("-webkit-clip-path", "circle(-1em, +1em, 1em)", "circle(-1em, 1em, 1em)");
testInner("-webkit-clip-path", "circle(-1.5em, +1.5em, 1.5em)", "circle(-1.5em, 1.5em, 1.5em)");
testInner("-webkit-clip-path", "circle(-.5em, +.5em, .5em)", "circle(-0.5em, 0.5em, 0.5em)");

testInner("-webkit-clip-path", "circle(1ex, 1ex, 1ex)", "circle(1ex, 1ex, 1ex)");
// FIXME: Add ch test when it is supported
testInner("-webkit-clip-path", "circle(1rem, 1rem, 1rem)", "circle(1rem, 1rem, 1rem)");

testComputed("-webkit-clip-path", "circle(.5em, 1em, 1.5em)", "circle(4px, 8px, 12px)");
testComputed("-webkit-clip-path", "circle(.5rem, 1rem, 1.5rem)", "circle(8px, 16px, 24px)");

testInner("-webkit-clip-path", "circle(1em at -1em +1em)", "circle(1em at -1em 1em)");
testInner("-webkit-clip-path", "circle(1.5em at -1.5em +1.5em)", "circle(1.5em at -1.5em 1.5em)");
testInner("-webkit-clip-path", "circle(.5em at -.5em +.5em)", "circle(0.5em at -0.5em 0.5em)");

testInner("-webkit-clip-path", "circle(1ex at 1ex 1ex)", "circle(1ex at 1ex 1ex)");
// FIXME: Add ch test when it is supported
testInner("-webkit-clip-path", "circle(1rem at 1rem 1rem)", "circle(1rem at 1rem 1rem)");

testComputed("-webkit-clip-path", "circle(1.5em at .5em 1em)", "circle(12px at 4px 8px)");
testComputed("-webkit-clip-path", "circle(1.5rem at .5rem 1rem)", "circle(24px at 8px 16px)");

// viewport-percentage lengths - units, resolution
testInner("-webkit-clip-path", "circle(1vw, 1vw, 1vw)", "circle(1vw, 1vw, 1vw)");
testInner("-webkit-clip-path", "circle(1vh, 1vh, 1vh)", "circle(1vh, 1vh, 1vh)");
testInner("-webkit-clip-path", "circle(1vmin, 1vmin, 1vmin)", "circle(1vmin, 1vmin, 1vmin)");

testComputed("-webkit-clip-path", "circle(.5vw, 1vw, 1.5vw)", "circle(0.5vw, 1vw, 1.5vw)");
testComputed("-webkit-clip-path", "circle(.5vh, 1vh, 1.5vh)", "circle(0.5vh, 1vh, 1.5vh)");
testComputed("-webkit-clip-path", "circle(.5vmin, 1vmin, 1.5vmin)", "circle(0.5vmin, 1vmin, 1.5vmin)");

testInner("-webkit-clip-path", "circle(1vw at 1vw 1vw)", "circle(1vw at 1vw 1vw)");
testInner("-webkit-clip-path", "circle(1vh at 1vh 1vh)", "circle(1vh at 1vh 1vh)");
testInner("-webkit-clip-path", "circle(1vmin at 1vmin 1vmin)", "circle(1vmin at 1vmin 1vmin)");

testComputed("-webkit-clip-path", "circle(1.5vw at .5vw 1vw)", "circle(1.5vw at 0.5vw 1vw)");
testComputed("-webkit-clip-path", "circle(1.5vh at .5vh 1vh)", "circle(1.5vh at 0.5vh 1vh)");
testComputed("-webkit-clip-path", "circle(1.5vmin at .5vmin 1vmin)", "circle(1.5vmin at 0.5vmin 1vmin)");

// percentage lengths - units
testInner("-webkit-clip-path", "circle(100%, 100%, 100%)", "circle(100%, 100%, 100%)");
testInner("-webkit-clip-path", "circle(100% at 100% 100%)", "circle(100% at 100% 100%)");
testInner("-webkit-clip-path", "rectangle(45%, 45%, 90%, 60%, 25%, 10%)", "rectangle(45%, 45%, 90%, 60%, 25%, 10%)");
testInner("-webkit-clip-path", "ellipse(100%, 100%, 100%, 100%)", "ellipse(100%, 100%, 100%, 100%)");
testInner("-webkit-clip-path", "polygon(10% 20%, 30% 40%, 40% 50%)", "polygon(nonzero, 10% 20%, 30% 40%, 40% 50%)");

testComputed("-webkit-clip-path", "circle(50%, 100%, 150%)", "circle(50%, 100%, 150%)");
testComputed("-webkit-clip-path", "circle(150% at 50% 100%)", "circle(150% at 50% 100%)");
testComputed("-webkit-clip-path", "rectangle(45%, 45%, 90%, 60%, 25%, 10%)", "rectangle(45%, 45%, 90%, 60%, 25%, 10%)");
testComputed("-webkit-clip-path", "ellipse(100%, 100%, 100%, 100%)", "ellipse(100%, 100%, 100%, 100%)");
testComputed("-webkit-clip-path", "polygon(10% 20%, 30% 40%, 40% 50%)", "polygon(nonzero, 10% 20%, 30% 40%, 40% 50%)");

// reject non-lengths
negativeTest("-webkit-clip-path", "circle(1px, 1px, 1)");
negativeTest("-webkit-clip-path", "circle(1px, 1px, px)");
negativeTest("-webkit-clip-path", "circle(1px, 1px, 1p)");
negativeTest("-webkit-clip-path", "circle(1px, 1px, calc())");

negativeTest("-webkit-clip-path", "circle(1 at 1px 1px)");
negativeTest("-webkit-clip-path", "circle(px at 1px 1px)");
negativeTest("-webkit-clip-path", "circle(1p at 1px 1px)");
negativeTest("-webkit-clip-path", "circle(calc() at 1px 1px)");

// reject negative radiuses
negativeTest("-webkit-clip-path", "circle(-1.5px, +1.5px, -1.5px)");
negativeTest("-webkit-clip-path", "circle(-1.5px at -1.5px +1.5px)");
negativeTest("-webkit-clip-path", "rectangle(1cm, 1mm, 1in, 1px, -1pt, 1pc)");
negativeTest("-webkit-clip-path", "rectangle(1cm, 1mm, 1in, 1px, 1pt, -1pc)");
negativeTest("-webkit-clip-path", "ellipse(1em, 1em, -1em, 1em)");
negativeTest("-webkit-clip-path", "ellipse(1em, 1em, 1em, -1em)");

// reject negative height and width
negativeTest("-webkit-clip-path", "rectangle(1cm, 1mm, -1in, 1px, 1pt, 1pc)");
negativeTest("-webkit-clip-path", "rectangle(1cm, 1mm, 1in, -1px, 1pt, 1pc)");

// general negative tests
negativeTest("-webkit-clip-path", "circle(0, 0)");
negativeTest("-webkit-clip-path", "polygon(0, 0)");
negativeTest("-webkit-clip-path", "polygon(0 0, 0)");
negativeTest("-webkit-clip-path", "polygon(0)");
negativeTest("-webkit-clip-path", "polygon()");
negativeTest("-webkit-clip-path", "polygon(evenodd)");
negativeTest("-webkit-clip-path", "polygon(nonzero)");

</script>
<script src="../../resources/js-test-post.js"></script>
</body>
</html>