| <!DOCTYPE HTML> |
| <meta name="timeout" content="long"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="/resources/testdriver.js"></script> |
| <script src="/resources/testdriver-actions.js"></script> |
| <script src="/resources/testdriver-vendor.js"></script> |
| <script src="scroll_support.js"></script> |
| <style> |
| html { |
| height: 3000px; |
| width: 3000px; |
| } |
| #targetDiv { |
| width: 200px; |
| height: 200px; |
| overflow: scroll; |
| } |
| |
| #innerDiv { |
| width: 400px; |
| height: 400px; |
| } |
| </style> |
| |
| <body style="margin:0" onload=runTest()> |
| <div id="targetDiv"> |
| <div id="innerDiv"> |
| </div> |
| </div> |
| </body> |
| <script> |
| var element_scrollend_arrived = false; |
| var document_scrollend_arrived = false; |
| |
| function onElementScrollEnd(event) { |
| assert_false(event.cancelable); |
| assert_false(event.bubbles); |
| element_scrollend_arrived = true; |
| } |
| |
| function onDocumentScrollEnd(event) { |
| assert_false(event.cancelable); |
| // scrollend events are bubbled when the target node is document. |
| assert_true(event.bubbles); |
| document_scrollend_arrived = true; |
| } |
| |
| function callScrollFunction([scrollTarget, scrollFunction, args]) { |
| scrollTarget[scrollFunction](args); |
| } |
| |
| function runTest() { |
| let root_element = document.scrollingElement; |
| let target_div = document.getElementById("targetDiv"); |
| let inner_div = document.getElementById("innerDiv"); |
| |
| // Get expected position for root_element scrollIntoView. |
| root_element.scrollTo(10000, 10000); |
| let max_root_x = root_element.scrollLeft; |
| let max_root_y = root_element.scrollTop; |
| root_element.scrollTo(0, 0); |
| |
| target_div.scrollTo(10000, 10000); |
| let max_element_x = target_div.scrollLeft; |
| let max_element_y = target_div.scrollTop; |
| target_div.scrollTo(0, 0); |
| |
| promise_test (async (t) => { |
| await waitForCompositorCommit(); |
| target_div.addEventListener("scrollend", onElementScrollEnd); |
| document.addEventListener("scrollend", onDocumentScrollEnd); |
| |
| let test_cases = [ |
| [target_div, max_element_x, max_element_y, [inner_div, "scrollIntoView", { inline: "end", block: "end", behavior: "auto" }]], |
| [target_div, 0, 0, [inner_div, "scrollIntoView", { inline: "start", block: "start", behavior: "smooth" }]], |
| [root_element, max_root_x, max_root_y, [root_element, "scrollIntoView", { inline: "end", block: "end", behavior: "smooth" }]], |
| [root_element, 0, 0, [root_element, "scrollIntoView", { inline: "start", block: "start", behavior: "smooth" }]] |
| ]; |
| |
| for(i = 0; i < test_cases.length; i++) { |
| let t = test_cases[i]; |
| let target = t[0]; |
| let expected_x = t[1]; |
| let expected_y = t[2]; |
| let scroll_datas = t[3]; |
| |
| callScrollFunction(scroll_datas); |
| await waitFor(() => { return element_scrollend_arrived || document_scrollend_arrived; }, target.tagName + ".scrollIntoView did not receive scrollend event."); |
| if (target == root_element) |
| assert_false(element_scrollend_arrived); |
| else |
| assert_false(document_scrollend_arrived); |
| assert_equals(target.scrollLeft, expected_x, target.tagName + ".scrollIntoView scrollLeft"); |
| assert_equals(target.scrollTop, expected_y, target.tagName + ".scrollIntoView scrollTop"); |
| |
| element_scrollend_arrived = false; |
| document_scrollend_arrived = false; |
| } |
| }, "Tests scrollend event for scrollIntoView."); |
| |
| promise_test(async (t) => { |
| document.body.removeChild(target_div); |
| let out_div = document.createElement("div"); |
| out_div.style = "width: 100px; height:100px; overflow:scroll; scroll-behavior:smooth;"; |
| out_div.appendChild(target_div); |
| document.body.appendChild(out_div); |
| await waitForCompositorCommit(); |
| |
| element_scrollend_arrived = false; |
| document_scrollend_arrived = false; |
| inner_div.scrollIntoView({ inline: "end", block: "end", behavior: "auto" }); |
| await waitFor(() => { return element_scrollend_arrived || document_scrollend_arrived; }, "Nested scrollIntoView did not receive scrollend event."); |
| assert_equals(root_element.scrollLeft, 0, "Nested scrollIntoView root_element scrollLeft"); |
| assert_equals(root_element.scrollTop, 0, "Nested scrollIntoView root_element scrollTop"); |
| assert_equals(out_div.scrollLeft, 100, "Nested scrollIntoView out_div scrollLeft"); |
| assert_equals(out_div.scrollTop, 100, "Nested scrollIntoView out_div scrollTop"); |
| assert_equals(target_div.scrollLeft, max_element_x, "Nested scrollIntoView target_div scrollLeft"); |
| assert_equals(target_div.scrollTop, max_element_y, "Nested scrollIntoView target_div scrollTop"); |
| assert_false(document_scrollend_arrived); |
| }, "Tests scrollend event for nested scrollIntoView."); |
| } |
| </script> |
