css/css-variables/variable-css-wide-keywords.html - external/w3c/web-platform-tests - Git at Google

 <!DOCTYPE html>
 <head>
 <title>CSS Custom Properties: Using CSS-wide keywords</title>
 <link rel="help" href="https://drafts.csswg.org/css-variables/#defining-variables">
 <meta name="assert" content="The CSS-wide keywords can be used in custom properties, with the same meaning as in any another property." />
 <script src="/resources/testharness.js"></script>
 <script src="/resources/testharnessreport.js"></script>
 <style>
   body {
     --is-initial: initial;

     --should-not-inherit: tomato;
     --should-inherit: lightgreen;

     --registered-inherits-should-not-inherit: tomato;
     --registered-should-not-inherit: tomato;
     --registered-inherits-should-inherit: lightgreen;
     --registered-should-inherit: lightgreen;
     --registered-should-revert: tomato;
     --registered-inherits-should-revert: tomato;
   }
   @property --registered-inherits-should-not-inherit {
     syntax: '<color>';
     initial-value: lightgreen;
     inherits: true;
   }
   @property --registered-should-not-inherit {
     syntax: '<color>';
     initial-value: lightgreen;
     inherits: false;
   }
   @property --registered-inherits-should-inherit {
     syntax: '<color>';
     initial-value: tomato;
     inherits: true;
   }
   @property --registered-should-inherit {
     syntax: '<color>';
     initial-value: tomato;
     inherits: false;
   }
   @property --registered-should-revert {
     syntax: '<color>';
     initial-value: orange;
     inherits: false;
   }
   @property --registered-inherits-should-revert {
     syntax: '<color>';
     initial-value: orange;
     inherits: true;
   }
 </style>

 <!-- Tests for values of unregistered custom properties -->
 <div class="test" style="
   background: var(--should-not-inherit, lightgreen);
   --should-not-inherit: initial;
 ">
   `initial` as a value for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: inherit;
 ">
   `inherit` as a value for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: unset;
 ">
   `unset` as a value for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: revert;
 ">
   `revert` as a value for an unregistered custom property
 </div>

 <style>
   #regular-revert-layer {
     @layer {
       --should-not-inherit: lightgreen;
     }
     @layer {
       --should-not-inherit: revert-layer;
     }
   }
 </style>
 <div class="test" id="regular-revert-layer" style="
   background: var(--should-not-inherit);
 ">
   `revert-layer` as a value for an unregistered custom property
 </div>


 <!-- Tests for values of registered custom properties -->

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: initial;
 ">
   `initial` as a value for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-not-inherit);
   --registered-inherits-should-not-inherit: initial;
 ">
   `initial` as a value for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-inherit);
   --registered-should-inherit: inherit;
 ">
   `inherit` as a value for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: inherit;
 ">
   `inherit` as a value for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: unset;
 ">
   `unset` as a value for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: unset;
 ">
   `unset` as a value for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: revert;
 ">
   `revert` as a value for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: revert;
 ">
   `revert` as a value for an inheriting registered custom property
 </div>

 <style>
   #registered-revert-layer {
     @layer {
       --registered-should-revert: lightgreen;
     }
     @layer {
       --registered-should-revert: revert-layer;
     }
   }
 </style>
 <div class="test" id="registered-revert-layer" style="
   background: var(--registered-should-revert);
 ">
   `revert-layer` as a value for a non-inheriting registered custom property
 </div>

 <style>
   #registered-revert-layer-inherits {
     @layer {
       --registered-inherits-should-revert: lightgreen;
     }
     @layer {
       --registered-inherits-should-revert: revert-layer;
     }
   }
 </style>
 <div class="test" id="registered-revert-layer-inherits" style="
   background: var(--registered-inherits-should-revert);
 ">
   `revert-layer` as a value for an inheriting registered custom property
 </div>


 <!-- Tests for `var()` fallbacks of unregistered custom properties -->

 <div class="test" style="
   background: var(--should-not-inherit, lightgreen);
   --should-not-inherit: var(--is-initial, initial);
 ">
   `initial` as a `var()` fallback for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: var(--is-initial, inherit);
 ">
   `inherit` as a `var()` fallback for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: var(--is-initial, unset);
 ">
   `unset` as a `var()` fallback for an unregistered custom property
 </div>

 <div class="test" style="
   background: var(--should-inherit, tomato);
   --should-inherit: var(--is-initial, unset);
 ">
   `revert` as a `var()` fallback for an unregistered custom property
 </div>

 <style>
   #regular-fallback-revert-layer {
     @layer {
       --should-not-inherit: lightgreen;
     }
     @layer {
       --should-not-inherit: var(--is-initial, revert-layer);
     }
   }
 </style>
 <div class="test" id="regular-fallback-revert-layer" style="
   background: var(--should-not-inherit);
 ">
   `revert-layer` as a `var()` fallback for an unregistered custom property
 </div>


 <!-- Tests for `var()` fallbacks of registered custom properties -->

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: var(--is-initial, initial);
 ">
   `initial` as a `var()` fallback for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-not-inherit);
   --registered-inherits-should-not-inherit: var(--is-initial, initial);
 ">
   `initial` as a `var()` fallback for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-inherit);
   --registered-should-inherit: var(--is-initial, inherit);
 ">
   `inherit` as a `var()` fallback for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: var(--is-initial, inherit);
 ">
   `inherit` as a `var()` fallback for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: var(--is-initial, unset);
 ">
   `unset` as a `var()` fallback for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: var(--is-initial, unset);
 ">
   `unset` as a `var()` fallback for an inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-should-not-inherit);
   --registered-should-not-inherit: var(--is-initial, revert);
 ">
   `revert` as a `var()` fallback for a non-inheriting registered custom property
 </div>

 <div class="test" style="
   background: var(--registered-inherits-should-inherit);
   --registered-inherits-should-inherit: var(--is-initial, revert);
 ">
   `revert` as a `var()` fallback for an inheriting registered custom property
 </div>

 <style>
   #registered-fallback-revert-layer {
     @layer {
       --registered-should-revert: lightgreen;
     }
     @layer {
       --registered-should-revert: var(--is-initial, revert-layer);
     }
   }
 </style>
 <div class="test" id="registered-fallback-revert-layer" style="
   background: var(--registered-should-revert);
 ">
   `revert-layer` as a `var()` fallback for a non-inheriting registered custom property
 </div>

 <style>
   #registered-fallback-revert-layer-inherits {
     @layer {
       --registered-inherits-should-revert: lightgreen;
     }
     @layer {
       --registered-inherits-should-revert: var(--is-initial, revert-layer);
     }
   }
 </style>
 <div class="test" id="registered-fallback-revert-layer-inherits" style="
   background: var(--registered-inherits-should-revert);
 ">
   `revert-layer` as a `var()` fallback for an inheriting registered custom property
 </div>

 <pre id="out"></pre>
 <script>
   [...document.querySelectorAll('.test')].map(el => test(() => assert_equals(getComputedStyle(el).getPropertyValue('background-color'), 'rgb(144, 238, 144)'), el.textContent.trim()));
 </script>
	<!DOCTYPE html>
	<head>
	<title>CSS Custom Properties: Using CSS-wide keywords</title>
	<link rel="help" href="https://drafts.csswg.org/css-variables/#defining-variables">
	<meta name="assert" content="The CSS-wide keywords can be used in custom properties, with the same meaning as in any another property." />
	<script src="/resources/testharness.js"></script>
	<script src="/resources/testharnessreport.js"></script>
	<style>
	body {
	--is-initial: initial;

	--should-not-inherit: tomato;
	--should-inherit: lightgreen;

	--registered-inherits-should-not-inherit: tomato;
	--registered-should-not-inherit: tomato;
	--registered-inherits-should-inherit: lightgreen;
	--registered-should-inherit: lightgreen;
	--registered-should-revert: tomato;
	--registered-inherits-should-revert: tomato;
	}
	@property --registered-inherits-should-not-inherit {
	syntax: '<color>';
	initial-value: lightgreen;
	inherits: true;
	}
	@property --registered-should-not-inherit {
	syntax: '<color>';
	initial-value: lightgreen;
	inherits: false;
	}
	@property --registered-inherits-should-inherit {
	syntax: '<color>';
	initial-value: tomato;
	inherits: true;
	}
	@property --registered-should-inherit {
	syntax: '<color>';
	initial-value: tomato;
	inherits: false;
	}
	@property --registered-should-revert {
	syntax: '<color>';
	initial-value: orange;
	inherits: false;
	}
	@property --registered-inherits-should-revert {
	syntax: '<color>';
	initial-value: orange;
	inherits: true;
	}
	</style>

	<!-- Tests for values of unregistered custom properties -->
	<div class="test" style="
	background: var(--should-not-inherit, lightgreen);
	--should-not-inherit: initial;
	">
	`initial` as a value for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: inherit;
	">
	`inherit` as a value for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: unset;
	">
	`unset` as a value for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: revert;
	">
	`revert` as a value for an unregistered custom property
	</div>

	<style>
	#regular-revert-layer {
	@layer {
	--should-not-inherit: lightgreen;
	}
	@layer {
	--should-not-inherit: revert-layer;
	}
	}
	</style>
	<div class="test" id="regular-revert-layer" style="
	background: var(--should-not-inherit);
	">
	`revert-layer` as a value for an unregistered custom property
	</div>


	<!-- Tests for values of registered custom properties -->

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: initial;
	">
	`initial` as a value for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-not-inherit);
	--registered-inherits-should-not-inherit: initial;
	">
	`initial` as a value for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-inherit);
	--registered-should-inherit: inherit;
	">
	`inherit` as a value for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: inherit;
	">
	`inherit` as a value for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: unset;
	">
	`unset` as a value for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: unset;
	">
	`unset` as a value for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: revert;
	">
	`revert` as a value for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: revert;
	">
	`revert` as a value for an inheriting registered custom property
	</div>

	<style>
	#registered-revert-layer {
	@layer {
	--registered-should-revert: lightgreen;
	}
	@layer {
	--registered-should-revert: revert-layer;
	}
	}
	</style>
	<div class="test" id="registered-revert-layer" style="
	background: var(--registered-should-revert);
	">
	`revert-layer` as a value for a non-inheriting registered custom property
	</div>

	<style>
	#registered-revert-layer-inherits {
	@layer {
	--registered-inherits-should-revert: lightgreen;
	}
	@layer {
	--registered-inherits-should-revert: revert-layer;
	}
	}
	</style>
	<div class="test" id="registered-revert-layer-inherits" style="
	background: var(--registered-inherits-should-revert);
	">
	`revert-layer` as a value for an inheriting registered custom property
	</div>


	<!-- Tests for `var()` fallbacks of unregistered custom properties -->

	<div class="test" style="
	background: var(--should-not-inherit, lightgreen);
	--should-not-inherit: var(--is-initial, initial);
	">
	`initial` as a `var()` fallback for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: var(--is-initial, inherit);
	">
	`inherit` as a `var()` fallback for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: var(--is-initial, unset);
	">
	`unset` as a `var()` fallback for an unregistered custom property
	</div>

	<div class="test" style="
	background: var(--should-inherit, tomato);
	--should-inherit: var(--is-initial, unset);
	">
	`revert` as a `var()` fallback for an unregistered custom property
	</div>

	<style>
	#regular-fallback-revert-layer {
	@layer {
	--should-not-inherit: lightgreen;
	}
	@layer {
	--should-not-inherit: var(--is-initial, revert-layer);
	}
	}
	</style>
	<div class="test" id="regular-fallback-revert-layer" style="
	background: var(--should-not-inherit);
	">
	`revert-layer` as a `var()` fallback for an unregistered custom property
	</div>


	<!-- Tests for `var()` fallbacks of registered custom properties -->

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: var(--is-initial, initial);
	">
	`initial` as a `var()` fallback for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-not-inherit);
	--registered-inherits-should-not-inherit: var(--is-initial, initial);
	">
	`initial` as a `var()` fallback for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-inherit);
	--registered-should-inherit: var(--is-initial, inherit);
	">
	`inherit` as a `var()` fallback for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: var(--is-initial, inherit);
	">
	`inherit` as a `var()` fallback for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: var(--is-initial, unset);
	">
	`unset` as a `var()` fallback for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: var(--is-initial, unset);
	">
	`unset` as a `var()` fallback for an inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-should-not-inherit);
	--registered-should-not-inherit: var(--is-initial, revert);
	">
	`revert` as a `var()` fallback for a non-inheriting registered custom property
	</div>

	<div class="test" style="
	background: var(--registered-inherits-should-inherit);
	--registered-inherits-should-inherit: var(--is-initial, revert);
	">
	`revert` as a `var()` fallback for an inheriting registered custom property
	</div>

	<style>
	#registered-fallback-revert-layer {
	@layer {
	--registered-should-revert: lightgreen;
	}
	@layer {
	--registered-should-revert: var(--is-initial, revert-layer);
	}
	}
	</style>
	<div class="test" id="registered-fallback-revert-layer" style="
	background: var(--registered-should-revert);
	">
	`revert-layer` as a `var()` fallback for a non-inheriting registered custom property
	</div>

	<style>
	#registered-fallback-revert-layer-inherits {
	@layer {
	--registered-inherits-should-revert: lightgreen;
	}
	@layer {
	--registered-inherits-should-revert: var(--is-initial, revert-layer);
	}
	}
	</style>
	<div class="test" id="registered-fallback-revert-layer-inherits" style="
	background: var(--registered-inherits-should-revert);
	">
	`revert-layer` as a `var()` fallback for an inheriting registered custom property
	</div>

	<pre id="out"></pre>
	<script>
	[...document.querySelectorAll('.test')].map(el => test(() => assert_equals(getComputedStyle(el).getPropertyValue('background-color'), 'rgb(144, 238, 144)'), el.textContent.trim()));
	</script>