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