| <!DOCTYPE html><!-- webkit-test-runner [ experimental:CSSOMViewSmoothScrollingEnabled=true ] --> |
| <title>Testing scrollOptions' behavior for Element.scroll* and scroll-behavior on the root of a subframe</title> |
| <meta name="timeout" content="long"/> |
| <link rel="author" title="Frédéric Wang" href="mailto:fwang@igalia.com"> |
| <link rel="help" href="https://drafts.csswg.org/cssom-view/#propdef-scroll-behavior"> |
| <link rel="help" href="https://drafts.csswg.org/cssom-view/#scrolling-box"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="support/scroll-behavior.js"></script> |
| <div id="log"> |
| </div> |
| <iframe id="iframeNode" width="400px" height="200px" srcdoc="<!DOCTYPE> |
| <html> |
| <style> |
| body { |
| margin: 0; |
| } |
| .autoBehavior { |
| scroll-behavior: auto; |
| } |
| .smoothBehavior { |
| scroll-behavior: smooth; |
| } |
| </style> |
| <body> |
| <div style='width: 2000px; height: 1000px; background: linear-gradient(135deg, red, green);'> |
| <span style='display: inline-block; width: 500px; height: 250px;'></span><span id='elementToReveal' style='display: inline-block; vertical-align: -15px; width: 10px; height: 15px; background: black;'></span> |
| </div> |
| </body> |
| </html>"> |
| </iframe> |
| <script> |
| var iframeLoadTest = async_test("iframe loaded"); |
| var scrollingWindow, styledElement, elementToReveal; |
| var elementToRevealLeft = 500; |
| var elementToRevealTop = 250; |
| iframeNode.addEventListener("load", iframeLoadTest.step_func_done(() => { |
| scrollingWindow = iframeNode.contentWindow; |
| styledElement = iframeNode.contentDocument.documentElement; |
| elementToReveal = iframeNode.contentDocument.getElementById("elementToReveal"); |
| |
| ["scroll", "scrollTo", "scrollBy"].forEach((scrollFunction) => { |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "autoBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, null, elementToRevealLeft, elementToRevealTop); |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Should set scrollLeft immediately"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Should set scrollTop immediately"); |
| return new Promise((resolve) => { resolve(); }); |
| }, `Main frame with auto scroll-behavior ; ${scrollFunction}() with default behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "autoBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "auto", elementToRevealLeft, elementToRevealTop); |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Should set scrollLeft immediately"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Should set scrollTop immediately"); |
| return new Promise((resolve) => { resolve(); }); |
| }, `Main frame with auto scroll-behavior ; ${scrollFunction}() with auto behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "autoBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "instant", elementToRevealLeft, elementToRevealTop); |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Should set scrollLeft immediately"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Should set scrollTop immediately"); |
| return new Promise((resolve) => { resolve(); }); |
| }, `Main frame with auto scroll-behavior ; ${scrollFunction}() with instant behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "autoBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "smooth", elementToRevealLeft, elementToRevealTop); |
| assert_less_than(scrollingWindow.scrollX, elementToRevealLeft, "Should not set scrollLeft immediately"); |
| assert_less_than(scrollingWindow.scrollY, elementToRevealTop, "Should not set scrollTop immediately"); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Final value of scrollTop"); |
| }); |
| }, `Main frame with auto scroll-behavior ; ${scrollFunction}() with smooth behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, null, elementToRevealLeft, elementToRevealTop); |
| assert_less_than(scrollingWindow.scrollX, elementToRevealLeft, "Should not set scrollLeft immediately"); |
| assert_less_than(scrollingWindow.scrollY, elementToRevealTop, "Should not set scrollTop immediately"); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Final value of scrollTop"); |
| }); |
| }, `Main frame with smooth scroll-behavior ; ${scrollFunction}() with default behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "auto", elementToRevealLeft, elementToRevealTop); |
| assert_less_than(scrollingWindow.scrollX, elementToRevealLeft, "Should not set scrollLeft immediately"); |
| assert_less_than(scrollingWindow.scrollY, elementToRevealTop, "Should not set scrollTop immediately"); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Final value of scrollTop"); |
| }); |
| }, `Main frame with smooth scroll-behavior ; ${scrollFunction}() with auto behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "instant", elementToRevealLeft, elementToRevealTop); |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Should set scrollLeft immediately"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Should set scrollTop immediately"); |
| return new Promise((resolve) => { resolve(); }); |
| }, `Main frame with smooth scroll-behavior ; ${scrollFunction}() with instant behavior`); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, scrollFunction, "smooth", elementToRevealLeft, elementToRevealTop); |
| assert_less_than(scrollingWindow.scrollX, elementToRevealLeft, "Should not set scrollLeft immediately"); |
| assert_less_than(scrollingWindow.scrollY, elementToRevealTop, "Should not set scrollTop immediately"); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop, "Final value of scrollTop"); |
| }); |
| }, `Main frame with smooth scroll-behavior ; ${scrollFunction}() with smooth behavior`); |
| }); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, "scroll", "smooth", elementToRevealLeft, elementToRevealTop); |
| scrollWindow(scrollingWindow, "scroll", "smooth", elementToRevealLeft / 2, elementToRevealTop / 2); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, elementToRevealLeft / 2, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, elementToRevealTop / 2, "Final value of scrollTop"); |
| }); |
| }, "Aborting an ongoing smooth scrolling on the main frame with another smooth scrolling"); |
| |
| promise_test(() => { |
| resetScrollForWindow(scrollingWindow); |
| setScrollBehavior(styledElement, "smoothBehavior"); |
| assert_equals(scrollingWindow.scrollX, 0); |
| assert_equals(scrollingWindow.scrollY, 0); |
| scrollWindow(scrollingWindow, "scroll", "smooth", elementToRevealLeft, elementToRevealTop); |
| scrollWindow(scrollingWindow, "scroll", "instant", 0, 0); |
| return waitForScrollEnd(scrollingWindow.document.scrollingElement).then(() => { |
| assert_equals(scrollingWindow.scrollX, 0, "Final value of scrollLeft"); |
| assert_equals(scrollingWindow.scrollY, 0, "Final value of scrollTop"); |
| }); |
| }, "Aborting an ongoing smooth scrolling on the main frame with an instant scrolling"); |
| |
| })); |
| </script> |
