test_Pixel.html
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<html>
<head>
<script src="../lib/OpenLayers.js"></script>
<script type="text/javascript"><!--
var pixel;
function test_01_Pixel_constructor (t) {
t.plan( 4 );
pixel = new OpenLayers.Pixel(5,6);
t.ok( pixel instanceof OpenLayers.Pixel, "new OpenLayers.Pixel returns Pixel object" );
t.eq( pixel.CLASS_NAME, "OpenLayers.Pixel", "pixel.CLASS_NAME is set correctly");
t.eq( pixel.x, 5, "pixel.x is set correctly");
t.eq( pixel.y, 6, "pixel.y is set correctly");
}
function test_01a_Pixel_constructorFromString (t) {
t.plan( 4 );
pixel = new OpenLayers.Pixel("5","6");
t.ok( pixel instanceof OpenLayers.Pixel, "new OpenLayers.Pixel returns Pixel object" );
t.eq( pixel.CLASS_NAME, "OpenLayers.Pixel", "pixel.CLASS_NAME is set correctly");
t.eq( pixel.x, 5, "pixel.x is set correctly");
t.eq( pixel.y, 6, "pixel.y is set correctly");
}
function test_02_Pixel_toString(t) {
t.plan( 1 );
pixel = new OpenLayers.Pixel(5,6);
t.eq( pixel.toString(), "x=5,y=6", "pixel.toString() returns correctly");
}
function test_03_Pixel_clone(t) {
t.plan( 4 );
oldPixel = new OpenLayers.Pixel(5,6);
pixel = oldPixel.clone();
t.ok( pixel instanceof OpenLayers.Pixel, "clone returns new OpenLayers.Pixel object" );
t.eq( pixel.x, 5, "pixel.x is set correctly");
t.eq( pixel.y, 6, "pixel.y is set correctly");
oldPixel.x = 100;
t.eq( pixel.x, 5, "changing oldPixel.x doesn't change pixel.x");
}
function test_06_Pixel_equals(t) {
t.plan( 5 );
pixel = new OpenLayers.Pixel(5,6);
px = new OpenLayers.Pixel(5,6);
t.eq( pixel.equals(px), true, "(5,6) equals (5,6)");
px = new OpenLayers.Pixel(1,6);
t.eq( pixel.equals(px), false, "(5,6) does not equal (1,6)");
px = new OpenLayers.Pixel(5,2);
t.eq( pixel.equals(px), false, "(5,6) does not equal (5,2)");
px = new OpenLayers.Pixel(1,2);
t.eq( pixel.equals(px), false, "(5,6) does not equal (1,2)");
t.ok( !pixel.equals(null), "equals() returns false on comparison to null");
}
function test_07_Pixel_add(t) {
t.plan( 4 );
oldPixel = new OpenLayers.Pixel(5,6);
pixel = oldPixel.add(10,20);
t.eq( oldPixel.x, 5, "oldPixel.x not modified by add operation");
t.eq( oldPixel.y, 6, "oldPixel.y not modified by add operation");
t.eq( pixel.x, 15, "pixel.x is set correctly");
t.eq( pixel.y, 26, "pixel.y is set correctly");
}
function test_08_Pixel_offset(t) {
t.plan( 4 );
var oldPixel = new OpenLayers.Pixel(5,6);
var offset = new OpenLayers.Pixel(10,20);
pixel = oldPixel.offset(offset);
t.eq( oldPixel.x, 5, "oldPixel.x not modified by offset operation");
t.eq( oldPixel.y, 6, "oldPixel.y not modified by offset operation");
t.eq( pixel.x, 15, "pixel.x is set correctly");
t.eq( pixel.y, 26, "pixel.y is set correctly");
}
// -->
</script>
</head>
<body>
</body>
</html>