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41 lines
1.7 KiB
HTML
41 lines
1.7 KiB
HTML
<!DOCTYPE html>
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<link rel="help" href="https://drafts.csswg.org/css-values-4/#comp-func">
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<link rel="help" href="https://drafts.csswg.org/css-values-4/#numbers">
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<link rel="help" href="https://drafts.csswg.org/css-values-4/#calc-type-checking">
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<link rel="author" title="Xiaocheng Hu" href="mailto:xiaochengh@chromium.org">
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<script src="/resources/testharness.js"></script>
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<script src="/resources/testharnessreport.js"></script>
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<script src="../support/computed-testcommon.js"></script>
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<div id="target"></div>
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<div id="reference"></div>
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<script>
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const property = 'opacity';
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function test_number_equals(value, expected) {
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const reference = document.getElementById('reference');
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reference.style[property] = '';
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reference.style[property] = expected;
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const computed = getComputedStyle(reference)[property];
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test_computed_value(property, value, computed);
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}
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// Identity tests
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test_number_equals('min(1)', '1');
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test_number_equals('max(1)', '1');
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// Nestings
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test_number_equals('min(0.2, max(0.1, 0.15))', '0.15');
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test_number_equals('max(0.1, min(0.2, 0.15))', '0.15');
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// General calculations
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test_number_equals('calc(min(0.1, 0.2) + 0.05)', '0.15');
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test_number_equals('calc(min(0.1, 0.2) - 0.05)', '0.05');
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test_number_equals('calc(min(0.1, 0.2) * 2)', '0.2');
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test_number_equals('calc(min(0.1, 0.2) / 2)', '0.05');
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test_number_equals('calc(max(0.1, 0.2) + 0.05)', '0.25');
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test_number_equals('calc(max(0.1, 0.2) - 0.05)', '0.15');
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test_number_equals('calc(max(0.1, 0.2) * 2)', '0.4');
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test_number_equals('calc(max(0.1, 0.2) / 2)', '0.1');
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test_number_equals('calc(min(0.1, 0.2) + max(0.1, 0.05))', '0.2');
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test_number_equals('calc(min(0.1, 0.2) - max(0.1, 0.05))', '0');
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</script>
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