| <!DOCTYPE html><!-- webkit-test-runner [ experimental:CSSCustomPropertiesAndValuesEnabled=true ] --> |
| <!-- https://chromium.googlesource.com/chromium/src/+/01ce431409e3a019858677626a983c55168da6dc/third_party/WebKit/LayoutTests/custom-properties/register-property.html --> |
| <script src="../resources/testharness.js"></script> |
| <script src="../resources/testharnessreport.js"></script> |
| |
| <style> |
| #test1 { |
| --a: 10em; |
| --b: 10em; |
| } |
| </style> |
| <div> |
| <div id=test1><p>test</p></div> |
| </div> |
| <script> |
| |
| var computedStyle = getComputedStyle(test1); |
| var inlineStyle = test1.style; |
| var sheetStyle = document.styleSheets[0].cssRules[0].style; |
| |
| test(function() { |
| // Nothing registered yet, whatever you specify works |
| assert_equals(computedStyle.getPropertyValue('--a'), ' 10em'); |
| assert_equals(computedStyle.getPropertyValue('--b'), ' 10em'); |
| |
| inlineStyle.setProperty('--a', 'hello'); |
| inlineStyle.setProperty('--b', 'bonjour'); |
| |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'bonjour'); |
| assert_equals(computedStyle.getPropertyValue('--a'), 'hello'); |
| assert_equals(computedStyle.getPropertyValue('--b'), 'bonjour'); |
| }, "CSSOM setters function as expected for unregistered properties"); |
| |
| test(function() { |
| CSS.registerProperty({name: '--a', syntax: '<length>', initialValue: '0px', inherits: false}); |
| CSS.registerProperty({name: '--registered', syntax: '<length>', initialValue: '0px', inherits: false}); |
| }, "CSS.registerProperty"); |
| |
| test(function() { |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'bonjour'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| assert_equals(computedStyle.getPropertyValue('--b'), 'bonjour'); |
| }, "Formerly valid values are still readable from inline styles but are computed as the unset value"); |
| |
| test(function() { |
| inlineStyle.setProperty('--a', 'hi'); |
| inlineStyle.setProperty('--b', 'hi'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'hi'); |
| }, "Values not matching the registered type can't be set"); |
| |
| test(function() { |
| inlineStyle.removeProperty('--a'); |
| inlineStyle.setProperty('--b', ''); |
| assert_equals(inlineStyle.getPropertyValue('--a'), ''); |
| assert_equals(inlineStyle.getPropertyValue('--b'), ''); |
| assert_equals(computedStyle.getPropertyValue('--a'), '160px'); |
| assert_equals(computedStyle.getPropertyValue('--b'), ' 10em'); |
| }, "Values can be removed from inline styles"); |
| |
| test(function() { |
| sheetStyle.setProperty('--a', 'banana'); // Invalid, no change |
| assert_equals(computedStyle.getPropertyValue('--a'), '160px'); |
| sheetStyle.setProperty('--a', '20px'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '20px'); |
| sheetStyle.setProperty('--a', 'initial'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| }, "Stylesheets can be modified by CSSOM"); |
| |
| test(function() { |
| inlineStyle.setProperty('--a', '30em'); |
| inlineStyle.setProperty('--b', '20em'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), '30em'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), '20em'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '480px'); |
| assert_equals(computedStyle.getPropertyValue('--b'), '20em'); |
| inlineStyle.setProperty('--a', 'inherit'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'inherit'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| }, "Valid values can be set on inline styles"); |
| |
| test(function() { |
| inlineStyle.setProperty('--b', ' 20px'); |
| inlineStyle.setProperty('--a', 'calc(var(--b) + 10px)'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), ' 20px'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'calc(var(--b) + 10px)'); |
| assert_equals(computedStyle.getPropertyValue('--b'), ' 20px'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '30px'); |
| }, "Var values are accepted"); |
| |
| test(function() { |
| inlineStyle.setProperty('--b', 'hello'); |
| inlineStyle.setProperty('--a', 'calc(var(--b) + 15px)'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'calc(var(--b) + 15px)'); |
| assert_equals(computedStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| }, "Var values are accepted without validation"); |
| |
| test(function() { |
| inlineStyle.setProperty('--b', 'hello'); |
| inlineStyle.setProperty('--a', 'calc(var(--b) 15px)'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'calc(var(--b) 15px)'); |
| assert_equals(computedStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| }, "Var values are accepted without validation, even when it is obvious they will not parse"); |
| |
| test(function() { |
| inlineStyle.setProperty('--b', 'hello'); |
| inlineStyle.setProperty('--a', 'calc(var(--registered) 15px)'); |
| assert_equals(inlineStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(inlineStyle.getPropertyValue('--a'), 'calc(var(--registered) 15px)'); |
| assert_equals(computedStyle.getPropertyValue('--b'), 'hello'); |
| assert_equals(computedStyle.getPropertyValue('--a'), '0px'); |
| }, "Var values are accepted without validation, even when it is obvious they will not parse (typed)"); |
| |
| </script> |
