0ct0pu5
/
ladybird


			
				
					
						
						
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							<!DOCTYPE html>
<div id="foo"></div>
<script src="../../include.js"></script>
<script>
    test(() => {
        const div = document.getElementById("foo");

        const validEasings = [
            "linear",
            "linear(0, 1)",
            "linear(0, 0.5, 1)",
            "linear(0 5%, 0.5 10%, 1 100%)",
            "linear(5% 0, 10% 0.5, 100% 1)",
            "linear(5% 0, 1 100%)",
            "linear(-14, 27 210%)",
            "linear(0.5 5% 10%)",
            "ease",
            "ease-in",
            "ease-out",
            "ease-in-out",
            "cubic-bezier(0, 0, 0, 0)",
            "cubic-bezier(1, 1, 1, 1)",
            "cubic-bezier(1, 1000, 1, 1000)",
            "step-start",
            "step-end",
            "steps(1000)",
            "steps(10, jump-start)",
            "steps(10, jump-end)",
            "steps(10, jump-none)",
            "steps(10, jump-both)",
            "steps(10, start)",
            "steps(10, end)",
        ];

        const invalidEasings = [
            "abc",
            "foo()",
            "linear()",
            "linear(a, b, c)",
            "linear(5 10)",
            "linear(5% 10%)",
            "linear(0.5 5% 10)",
            "cubic-bezier(0, 0, 0)",
            "cubic-bezier(2, 0, 0, 0)",
            "cubic-bezier(0, 0, 2, 0)",
            "steps(1.5)",
            "steps(-1)",
            "steps(0, jump-none)",
        ];

        let numFailed = 0;

        for (const easing of validEasings) {
            try {
                div.animate(null, { duration: 1, easing });
            } catch {
                println(`Failed to parse valid easing ${easing}`);
                numFailed++;
            }
        }

        for (const easing of invalidEasings) {
            try {
                div.animate(null, { duration: 1, easing });
                println(`Successfully parsed invalid easing ${easing}`);
                numFailed++;
            } catch {
            }
        }

        if (numFailed === 0)
            println(`PASS`);
    });
</script>