| <!DOCTYPE html> <!-- webkit-test-runner [ ShouldIgnoreMetaViewport=true ] --> |
| <html> |
| <head> |
| <meta name="viewport" content="width=device-width, initial-scale=1, user-scalable=no"> |
| <script src="../../../resources/js-test-pre.js"></script> |
| <script src="../../../resources/ui-helper.js"></script> |
| <style> |
| html, body { |
| margin: 0; |
| width: 320px; |
| height: 100%; |
| overflow: scroll; |
| } |
| |
| input { |
| width: 44px; |
| height: 40px; |
| font-size: 18px; |
| } |
| |
| .outer-container { |
| display: flex; |
| align-items: center; |
| justify-content: center; |
| height: 400px; |
| width: 100%; |
| } |
| |
| .inner-container { |
| margin: 0 auto; |
| text-align: center; |
| } |
| </style> |
| </head> |
| <body> |
| <div class="outer-container"> |
| <div class="inner-container"> |
| <input name="search" type="tel" id="first"></input> |
| <input type="tel" id="second"></input> |
| </div> |
| </div> |
| <div id="description"></div> |
| <div id="output"></div> |
| <script> |
| if (window.testRunner) { |
| testRunner.dumpAsText(); |
| testRunner.waitUntilDone(); |
| } |
| |
| firstField = document.getElementById("first"); |
| secondField = document.getElementById("second"); |
| output = document.getElementById("output"); |
| currentScrollPosition = 0; |
| shouldLogScrollDeltas = false; |
| observedUnnecessaryScrolling = false; |
| |
| function moveFocusToOtherField(event) { |
| event.target.value = event.data; |
| const fieldToFocus = event.target == firstField ? secondField : firstField; |
| fieldToFocus.focus(); |
| event.preventDefault(); |
| } |
| |
| firstField.addEventListener("input", moveFocusToOtherField); |
| secondField.addEventListener("input", moveFocusToOtherField); |
| |
| document.addEventListener("scroll", () => { |
| const scrollDelta = document.scrollingElement.scrollTop - currentScrollPosition; |
| if (shouldLogScrollDeltas && Math.abs(scrollDelta) > 1) { |
| testFailed(`Scrolled by amount: ${scrollDelta}`); |
| observedUnnecessaryScrolling = true; |
| } |
| currentScrollPosition = document.scrollingElement.scrollTop; |
| }); |
| |
| addEventListener("load", async () => { |
| description("This test verifies that moving focus between two fields that are at the same y offset does not induce vertical scrolling. To test manually, focus the left field and press any key. Focus should move to the right field, and there should be no scrolling."); |
| if (!window.testRunner) { |
| shouldLogScrollDeltas = true; |
| return; |
| } |
| |
| await UIHelper.setHardwareKeyboardAttached(false); |
| await UIHelper.activateElementAndWaitForInputSession(firstField); |
| await UIHelper.ensureVisibleContentRectUpdate(); |
| |
| shouldLogScrollDeltas = true; |
| |
| for (let i = 0; i < 10; ++i) { |
| const observedInputEvent = new Promise(resolve => { |
| const resolveAfterZeroDelay = () => setTimeout(resolve, 0); |
| document.activeElement.addEventListener("input", resolveAfterZeroDelay, { "once" : true }); |
| }); |
| await UIHelper.keyDown(String(i)); |
| await observedInputEvent; |
| } |
| |
| if (observedUnnecessaryScrolling) |
| testFailed("Observed unnecessary scrolling"); |
| else |
| testPassed("Did not observe unnecessary scrolling"); |
| |
| shouldLogScrollDeltas = false; |
| |
| document.activeElement.blur(); |
| await UIHelper.waitForKeyboardToHide(); |
| |
| testRunner.notifyDone(); |
| }); |
| </script> |
| </body> |
| </html> |
