| <!DOCTYPE html> |
| <html> |
| <head> |
| <script src="../../../resources/js-test.js"></script> |
| <script src="resources/shadow-dom.js"></script> |
| </head> |
| <body> |
| |
| <p>This test confirms that the number of elements having Shadow in a shadow subtree is correctly counted. |
| See <a href="https://bugs.webkit.org/show_bug.cgi?id=100922">Bug 100922</a> also.</p> |
| |
| <div id="container"></div> |
| <pre id="console"></pre> |
| |
| <script> |
| function testCase(f) |
| { |
| container.innerHTML = ''; |
| container.appendChild(createDOM('div', {'id': 'host'}, |
| createShadowRoot())); |
| shadowRoot = internals.shadowRoot(host); |
| |
| f(); |
| debug(''); |
| } |
| |
| testCase(function() |
| { |
| debug('Initial count should be 0'); |
| shouldBe('internals.countElementShadow(shadowRoot)', '0'); |
| }); |
| |
| testCase(function() |
| { |
| debug('Inserted into / removed from an element having shadow'); |
| |
| var div = createDOM('div', {}, createShadowRoot()); |
| shadowRoot.appendChild(div); |
| shouldBe('internals.countElementShadow(shadowRoot)', '1'); |
| |
| shadowRoot.removeChild(div); |
| shouldBe('internals.countElementShadow(shadowRoot)', '0'); |
| }); |
| |
| testCase(function() |
| { |
| debug('Should be counted by each shadow root (nested shadow root case)'); |
| var div = createDOM('div', {}, createShadowRoot()); |
| nestedShadowRoot = internals.shadowRoot(div); |
| shadowRoot.appendChild(div); |
| |
| shouldBe('internals.countElementShadow(shadowRoot)', '1'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '0'); |
| |
| nestedShadowRoot.appendChild(createDOM('div', {}, createShadowRoot())); |
| |
| shouldBe('internals.countElementShadow(shadowRoot)', '1'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '1'); |
| |
| shadowRoot.appendChild(createDOM('div', {}, createShadowRoot())); |
| |
| shouldBe('internals.countElementShadow(shadowRoot)', '2'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '1'); |
| |
| nestedShadowRoot.appendChild(createDOM('div', {}, createShadowRoot())); |
| |
| shouldBe('internals.countElementShadow(shadowRoot)', '2'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '2'); |
| }); |
| |
| testCase(function() |
| { |
| debug('Should be counted by each shadow root (deep nested shadow root case)'); |
| var div = createDOM('div', {}, createShadowRoot()); |
| nestedShadowRoot = internals.shadowRoot(div); |
| shadowRoot.appendChild(div); |
| |
| shouldBe('internals.countElementShadow(shadowRoot)', '1'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '0'); |
| |
| var div1 = createDOM('div', {}, createShadowRoot()); |
| div1.setAttribute('title', 'debugstop'); |
| deepNestedShadowRoot = internals.shadowRoot(div1); |
| var div2 = createDOM('div', {}, createShadowRoot()); |
| var shadowRoot2 = internals.shadowRoot(div2); |
| |
| deepNestedShadowRoot.appendChild(div2); |
| // When not in document, we don't count it. |
| shouldBe('internals.countElementShadow(deepNestedShadowRoot)', '0'); |
| |
| nestedShadowRoot.appendChild(div1); |
| shouldBe('internals.countElementShadow(shadowRoot)', '1'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '1'); |
| shouldBe('internals.countElementShadow(deepNestedShadowRoot)', '1'); |
| |
| container.innerHTML = ""; |
| shouldBe('internals.countElementShadow(shadowRoot)', '0'); |
| shouldBe('internals.countElementShadow(nestedShadowRoot)', '0'); |
| shouldBe('internals.countElementShadow(deepNestedShadowRoot)', '0'); |
| }); |
| |
| finishJSTest(); |
| </script> |
| </body> |
| </html> |
