| <!DOCTYPE html> |
| <link rel="author" title="Anders Hartvoll Ruud" href="andruud@chromium.org"> |
| <!-- TODO(andruud): Add Typed OM details to spec and link to it here. --> |
| <link rel="help" href="https://drafts.css-houdini.org/css-properties-values-api-1/#supported-syntax-strings" /> |
| <meta name="assert" content="TODO" /> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| |
| <div id=target></div> |
| |
| <script> |
| |
| // Properties are generated on demand, as `--prop-${g_counter}`. |
| let g_counter = 1; |
| |
| // Generate a property and return its name. |
| function gen_prop(syntax, initialValue) { |
| let name = `--prop-${g_counter}`; |
| CSS.registerProperty({ |
| name: name, |
| syntax: syntax, |
| initialValue: initialValue, |
| inherits: false |
| }); |
| g_counter++; |
| return name; |
| } |
| |
| // On the target element, verify that computed value of 'name' is an instance |
| // of 'expected' and not an instance of CSSUnparsedValue. |
| // |
| // If 'value' is non-null, that value is first set on the attributeStyleMap |
| // of the target. |
| function assert_computed_type(name, value, expected) { |
| if (expected == CSSUnparsedValue) { |
| throw 'CSSUnparsedValue may not be used as expected type'; |
| } |
| |
| if (value != null) { |
| target.attributeStyleMap.set(name, value); |
| } |
| |
| let computedValue = target.computedStyleMap().get(name); |
| |
| assert_false(computedValue instanceof CSSUnparsedValue); |
| assert_true(computedValue instanceof expected); |
| |
| if (value != null) { |
| target.attributeStyleMap.delete(name); |
| } |
| } |
| |
| test(function(){ |
| let name = gen_prop('*', 'if(){}'); |
| assert_true(target.computedStyleMap().get(name) instanceof CSSUnparsedValue); |
| |
| target.attributeStyleMap.set(name, 'as{}df'); |
| assert_true(target.computedStyleMap().get(name) instanceof CSSUnparsedValue); |
| target.attributeStyleMap.delete(name); |
| }, 'Computed * is reified as CSSUnparsedValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<angle>', '42deg'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<angle> | fail', 'fail'), '42deg', CSSUnitValue); |
| }, 'Computed <angle> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<color>', '#fefefe'), null, CSSStyleValue); |
| assert_computed_type(gen_prop('<color> | fail', 'fail'), null, CSSStyleValue); |
| }, 'Computed <color> is reified as CSSStyleValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<custom-ident>', 'none'), null, CSSKeywordValue); |
| assert_computed_type(gen_prop('<custom-ident> | <length>', '10px'), 'none', CSSKeywordValue); |
| }, 'Computed <custom-ident> is reified as CSSKeywordValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<image>', 'url(thing.png)'), null, CSSImageValue); |
| assert_computed_type(gen_prop('<image> | fail', 'fail'), 'url(thing.png)', CSSImageValue); |
| }, 'Computed <image> [url] is reified as CSSImageValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<integer>', '100'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<integer> | fail', 'fail'), '100', CSSUnitValue); |
| }, 'Computed <integer> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<length-percentage>', '10%'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<length-percentage> | fail', 'fail'), '10%', CSSUnitValue); |
| }, 'Computed <length-percentage> [%] is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<length-percentage>', '10px'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<length-percentage> | fail', 'fail'), '10px', CSSUnitValue); |
| }, 'Computed <length-percentage> [px] is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<length-percentage>', 'calc(10px + 10%)'), null, CSSMathSum); |
| assert_computed_type(gen_prop('<length-percentage> | fail', 'fail'), 'calc(10px + 10%)', CSSMathSum); |
| }, 'Computed <length-percentage> [px + %] is reified as CSSMathSum'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<length>', '10px'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<length> | fail', 'fail'), '10px', CSSUnitValue); |
| }, 'Computed <length> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<number>', '42'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<number> | fail', 'fail'), '42', CSSUnitValue); |
| }, 'Computed <number> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<percentage>', '10%'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<percentage> | fail', 'fail'), '10%', CSSUnitValue); |
| }, 'Computed <percentage> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<resolution>', '300dpi'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<resolution> | fail', 'fail'), '300dpi', CSSUnitValue); |
| }, 'Computed <resolution> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<time>', '42s'), null, CSSUnitValue); |
| assert_computed_type(gen_prop('<time> | fail', 'fail'), '42s', CSSUnitValue); |
| }, 'Computed <time> is reified as CSSUnitValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('<url>', 'url(a)'), null, CSSStyleValue); |
| assert_computed_type(gen_prop('<url> | fail', 'fail'), 'url(a)', CSSStyleValue); |
| }, 'Computed <url> is reified as CSSStyleValue'); |
| |
| test(function(){ |
| assert_computed_type(gen_prop('thing1 | THING2', 'thing1'), null, CSSKeywordValue); |
| assert_computed_type(gen_prop('thing1 | THING2 | <url>', 'url(fail)'), 'THING2', CSSKeywordValue); |
| }, 'Computed ident is reified as CSSKeywordValue'); |
| |
| </script> |
