| <!DOCTYPE html> |
| <script src="/resources/testharness.js"></script> |
| <script src="/resources/testharnessreport.js"></script> |
| <script src="placeholder.js"></script> |
| |
| <body> |
| <img id="in_viewport" src='../loading/resources/base-image1.png'> |
| <div style="height:10000px;"></div> |
| <img id="below_viewport" src='../loading/resources/base-image2.png'> |
| </body> |
| |
| <script> |
| var in_viewport_element = document.getElementById("in_viewport"); |
| var below_viewport_element = document.getElementById("below_viewport"); |
| async_test(function(t) { |
| window.addEventListener("load", t.step_func_done()); |
| }, "Test that document load event is fired"); |
| |
| async_test(function(t) { |
| in_viewport_element.addEventListener("load", |
| t.step_func_done(function() { |
| assert_true(is_image_fully_loaded(in_viewport_element)); |
| })); |
| }, "Test that <img> in viewport is loaded, and not a placeholder"); |
| |
| async_test(function(t) { |
| var complete = 0; |
| var onload_callback = function() { |
| if (++complete == 2) { |
| // Document and the above viewport image has loaded. |
| assert_false(is_image_fully_loaded(below_viewport_element)); |
| t.done(); |
| } |
| }; |
| window.addEventListener("load", t.step_func(onload_callback)); |
| in_viewport_element.addEventListener("load", |
| t.step_func(onload_callback)); |
| below_viewport_element.addEventListener("load", |
| t.unreached_func("Load event should not be fired for below viewport image")); |
| }, "Test that <img> below viewport is a placeholder, with lazyimage enabled"); |
| </script> |
