test_screen_orientation.html (3590B)
1 <!DOCTYPE HTML> 2 <html> 3 <!-- 4 https://bugzilla.mozilla.org/show_bug.cgi?id=760735 5 --> 6 <head> 7 <meta charset="utf-8"> 8 <title>Test for Screen Orientation API</title> 9 <script src="/tests/SimpleTest/SimpleTest.js"></script> 10 <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/> 11 </head> 12 <body> 13 <a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=760735">Screen Orientation API</a> 14 <p id="display"></p> 15 <div id="content" style="display: none"> 16 17 </div> 18 <pre id="test"> 19 <script type="application/javascript"> 20 21 /** Tests for Screen Orientation API */ 22 23 // Screen Orientation API testing is problematic in that not every platform 24 // supports orientation-locking, and locking requires running in full-screen. 25 // So for now, only negative/sanity testing is done here, as that works globally. 26 27 function unexpectedEvent(event) { 28 ok(false, "No unexpected orientation change events received"); 29 } 30 31 window.screen.addEventListener("mozorientationchange", unexpectedEvent); 32 try { 33 const allowedOrientations = ["portrait-primary", "portrait-secondary", 34 "landscape-primary", "landscape-secondary"]; 35 36 var initialOrientation = window.screen.mozOrientation; 37 38 // Sanity tests 39 isnot(allowedOrientations.indexOf(initialOrientation), -1, 40 "mozOrientation is valid (value=" + initialOrientation + ")"); 41 42 // Negative tests 43 ok(!window.screen.mozLockOrientation("Foobar-Bazbam"), "Cannot lock to an invalid string"); 44 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 45 46 ok(!window.screen.mozLockOrientation(""), "Cannot lock to an empty string"); 47 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 48 49 ok(!window.screen.mozLockOrientation(["Foobar", "Bazbam"]), "Cannot lock to an invalid string"); 50 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 51 52 ok(!window.screen.mozLockOrientation(["foo"]), "Cannot lock to an invalid string"); 53 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 54 55 ok(!window.screen.mozLockOrientation([""]), "Cannot lock to an empty string"); 56 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 57 58 ok(!window.screen.mozLockOrientation(42), "Cannot lock to a number"); 59 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 60 61 ok(!window.screen.mozLockOrientation(undefined), "Cannot lock to undefined"); 62 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 63 64 ok(!window.screen.mozLockOrientation(null), "Cannot lock to null"); 65 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 66 67 ok(!window.screen.mozLockOrientation({}), "Cannot lock to a non-Array object"); 68 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 69 70 ok(!window.screen.mozLockOrientation(["Foobar", 42]), "Cannot lock to a number"); 71 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 72 73 ok(!window.screen.mozLockOrientation(["Foobar", null]), "Cannot lock to null"); 74 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 75 76 ok(!window.screen.mozLockOrientation(["Foobar", undefined]), "Cannot lock to undefined"); 77 is(window.screen.mozOrientation, initialOrientation, "Orientation is unchanged"); 78 } catch (e) { 79 ok(false, "Got unexpected exception: " + e); 80 } finally { 81 window.screen.removeEventListener("mozorientationchange", unexpectedEvent); 82 } 83 </script> 84 </pre> 85 </body> 86 </html>