| <!DOCTYPE html> |
| <html> |
| <head> |
| <title>CSS Selectors Invalidation: :matches()</title> |
| <link rel="author" title="Victoria Su" href="mailto:victoriaytsu@google.com"> |
| <link rel="help" href="https://drafts.csswg.org/selectors-4/#matches"> |
| <meta name="assert" content="This tests that the :matches() selector is effective"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <style> |
| .b { |
| color: yellow; |
| } |
| /*Simple selector arguments */ |
| .a :matches(.b, .c) { |
| color: red; |
| } |
| /*Compound selector arguments */ |
| .a :matches(.c#d, .e) { |
| color: green; |
| } |
| /* Complex selector arguments */ |
| .a .g>.b { |
| color: black; |
| } |
| .a :matches(.e+.f, .g>.b, .h) { |
| color: blue; |
| } |
| .g>.b { |
| color: black; |
| } |
| .a .h { |
| color: black; |
| } |
| /* Nested */ |
| .a+.c>.e { |
| color: black; |
| } |
| .a+:matches(.b+.f, :matches(.c>.e, .g)) { |
| color: red; |
| } |
| .c>.e { |
| color: black; |
| } |
| </style> |
| </head> |
| <body> |
| <div id="a1"> |
| <div class="b" id="b1"> |
| Red |
| </div> |
| <div class="c" id="c1"> |
| Red |
| </div> |
| <div class="c" id="d"> |
| Green |
| </div> |
| <div class="e" id="e1"> |
| Green |
| </div> |
| <div class="f" id="f1"> |
| Blue |
| </div> |
| <div class="g"> |
| <div class="b" id="b2"> |
| Blue |
| <div class="b" id="b3"> |
| Red |
| </div> |
| </div> |
| </div> |
| <div class="h" id="h1"> |
| Black |
| </div> |
| </div> |
| <div class="c" id="c2"> |
| <div class="e" id="e2"> |
| Red |
| </div> |
| </div> |
| <script> |
| document.body.offsetTop; |
| |
| var black = "rgb(0, 0, 0)"; |
| var blue = "rgb(0, 0, 255)"; |
| var green = "rgb(0, 128, 0)"; |
| var red = "rgb(255, 0, 0)"; |
| var yellow = "rgb(255, 255, 0)"; |
| |
| test(() => { |
| assert_equals(getComputedStyle(b1).color, yellow); |
| assert_equals(getComputedStyle(b2).color, black); |
| assert_equals(getComputedStyle(b3).color, yellow); |
| assert_equals(getComputedStyle(c1).color, black); |
| assert_equals(getComputedStyle(d).color, black); |
| assert_equals(getComputedStyle(e1).color, black); |
| assert_equals(getComputedStyle(e2).color, black); |
| assert_equals(getComputedStyle(f1).color, black); |
| assert_equals(getComputedStyle(h1).color, black); |
| }, "Preconditions."); |
| |
| test(() => { |
| a1.className = "a"; |
| assert_equals(getComputedStyle(b1).color, red); |
| assert_equals(getComputedStyle(b3).color, red); |
| assert_equals(getComputedStyle(c1).color, red); |
| }, "Invalidate :matches() for simple selector arguments."); |
| |
| test(() => { |
| a1.className = "a"; |
| assert_equals(getComputedStyle(d).color, green); |
| }, "Invalidate :matches() for compound selector arguments."); |
| |
| test(() => { |
| a1.className = "a"; |
| assert_equals(getComputedStyle(b2).color, blue); |
| assert_equals(getComputedStyle(b3).color, red); |
| assert_equals(getComputedStyle(f1).color, blue); |
| }, "Invalidate :matches() for complex selector arguments."); |
| |
| test(() => { |
| a1.className = "a"; |
| assert_equals(getComputedStyle(e2).color, red); |
| }, "Invalidate nested :matches()."); |
| |
| test(() => { |
| a1.className = "a"; |
| assert_equals(getComputedStyle(b2).color, blue); |
| assert_equals(getComputedStyle(h1).color, black); |
| }, "Test specificity of :matches()."); |
| </script> |
| </body> |
| </html> |
