| <!doctype html> |
| <html> |
| <head> |
| <title>Viewport: URL bar changes height</title> |
| <meta charset="utf-8"> |
| <meta name="viewport" content="width=device-width"> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="viewport_support.js"></script> |
| <script> |
| setup({explicit_timeout: true}); |
| </script> |
| <style> |
| body { |
| margin-bottom: 1000px; |
| } |
| </style> |
| </head> |
| <body> |
| <h1>Viewport: URL bar changes height</h1> |
| <h4> |
| Test Description: This test checks that hiding the URL bar correctly |
| affects the visualViewport height. Skip if the UA doesn't have a URL bar |
| that hides/shows with scrolling. |
| </h4> |
| <h2 style="color: red">THIS IS A MANUAL TEST</h2> |
| <p id="skip"> |
| <button id="skipbtn" onclick="skipManualTest();">Skip Test</button> |
| </p> |
| <p id="instruction"></p> |
| <button id="continue">Start Test</button> |
| <div id="log"></div> |
| </body> |
| <script> |
| var continueBtn = document.getElementById("continue"); |
| |
| function continueTest() { |
| nextStep(function(instructionText) { |
| var instruction = document.getElementById("instruction"); |
| continueBtn.innerText = "Continue"; |
| instruction.innerText = instructionText; |
| }); |
| } |
| |
| continueBtn.addEventListener('click', continueTest); |
| |
| var heights = [ window.visualViewport.height ]; |
| |
| addManualTestStep( |
| function() { |
| window.visualViewport.addEventListener('resize', function(e) { |
| heights.push( window.visualViewport.height ); |
| }); |
| }, |
| null, |
| '1. Scroll down (slowly, e.g. over ~1 sec) so the URL bar hides.'); |
| |
| addManualTestStep( |
| function() { |
| continueBtn.remove(); |
| assert_greater_than( |
| heights.length, 2, 'URL bar caused multiple resize events'); |
| |
| var smallest = heights[0]; |
| var largest = heights[0]; |
| for (var height in heights) { |
| if (height < smallest) |
| smallest = height; |
| if (height > largest) |
| largest = height; |
| } |
| |
| var hasIntermediate = false; |
| for (var height in heights) { |
| if (height != smallest && height != largest) { |
| hasIntermediate = true; |
| break; |
| } |
| } |
| assert_true( |
| hasIntermediate, |
| 'Resize fired for intermediate viewport height values'); |
| }, |
| 'URL bar updates height continually', |
| 'Test Complete'); |
| </script> |
| </html> |