Merge pull request #506 from nein09/viewport-tests

Viewport tests - here's what I have so far.
This commit is contained in:
Ian Gilman 2014-11-03 11:25:11 -08:00
commit 20d3571a8a
3 changed files with 302 additions and 0 deletions

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@ -178,6 +178,22 @@ $.Rect.prototype = /** @lends OpenSeadragon.Rect.prototype */{
( this.height === other.height ); ( this.height === other.height );
}, },
/**
* Multiply all dimensions in this Rect by a factor and return a new Rect.
* @function
* @param {Number} factor The factor to multiply vector components.
* @returns {OpenSeadragon.Rect} A new rect representing the multiplication
* of the vector components by the factor
*/
times: function( factor ) {
return new OpenSeadragon.Rect(
this.x * factor,
this.y * factor,
this.width * factor,
this.height * factor
);
},
/** /**
* Rotates a rectangle around a point. Currently only 90, 180, and 270 * Rotates a rectangle around a point. Currently only 90, 180, and 270
* degrees are supported. * degrees are supported.

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@ -31,5 +31,6 @@
<script src="/test/layers.js"></script> <script src="/test/layers.js"></script>
<script src="/test/overlays.js"></script> <script src="/test/overlays.js"></script>
<script src="/test/controls.js"></script> <script src="/test/controls.js"></script>
<script src="/test/viewport.js"></script>
</body> </body>
</html> </html>

285
test/viewport.js Normal file
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@ -0,0 +1,285 @@
/* global module, asyncTest, $, ok, equal, notEqual, start, test, Util, testLog */
(function () {
var viewer;
module("viewport", {
setup: function () {
var example = $('<div id="example"></div>').appendTo("#qunit-fixture");
testLog.reset();
viewer = OpenSeadragon({
id: 'example',
prefixUrl: '/build/openseadragon/images/',
springStiffness: 100 // Faster animation = faster tests
});
},
teardown: function () {
if (viewer && viewer.close) {
viewer.close();
}
viewer = null;
}
});
// helpers and constants
var ZOOM_FACTOR = 2; // the image will be twice as large as the viewer.
var VIEWER_PADDING = new OpenSeadragon.Point(20, 20);
var DZI_PATH = '/test/data/testpattern.dzi'
var testZoomLevels = [-1, 0, 0.1, 0.5, 4, 10];
var testPoints = [
new OpenSeadragon.Point(0, 0),
new OpenSeadragon.Point(0.001, 0.001),
new OpenSeadragon.Point(0.25, 0.5),
new OpenSeadragon.Point(0.99, 0.99),
new OpenSeadragon.Point(1, 1)
];
var testRects = [
new OpenSeadragon.Rect(0, 0, 0, 0),
new OpenSeadragon.Rect(0.001, 0.005, 0.001, 0.003),
new OpenSeadragon.Rect(0.25, 0.25, 0.25, 0.25),
new OpenSeadragon.Rect(0.999, 0.999, 0.999, 0.999),
new OpenSeadragon.Rect(1, 1, 1, 1)
];
// ----------
/*
asyncTest('template', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
// do stuff here
var orig = ;
var expected = ;
var actual = ;
equal(expected, actual, "what are you testing");
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
*/
asyncTest('imageToViewportRectangle', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testRects.length; i++){
orig = testRects[i].times(viewer.source.dimensions.x);
expected = new OpenSeadragon.Rect(
orig.x / viewer.source.dimensions.x,
orig.y / viewer.source.dimensions.x,
orig.width / viewer.source.dimensions.x,
orig.height / viewer.source.dimensions.x
);
actual = viewport.imageToViewportRectangle(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('viewportToImageRectangle', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testRects.length; i++){
orig = testRects[i].times(viewport.getContainerSize().x);
expected = new OpenSeadragon.Rect(
orig.x * viewer.source.dimensions.x,
orig.y * viewer.source.dimensions.x,
orig.width * viewer.source.dimensions.x,
orig.height * viewer.source.dimensions.x
);
actual = viewport.viewportToImageRectangle(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('viewerElementToImageCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewport.getContainerSize().x);
expected = orig.times(ZOOM_FACTOR);
actual = viewport.viewerElementToImageCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('imageToViewerElementCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewer.source.dimensions.x);
expected = orig.divide(ZOOM_FACTOR);
actual = viewport.imageToViewerElementCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('windowToImageCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var window_boundary = Math.min(window.innerWidth, window.innerHeight);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(window_boundary);
expected = orig.divide(viewport.getContainerSize().x).plus(VIEWER_PADDING);
actual = viewport.windowToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('imageToWindowCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewer.source.dimensions.x);
position = viewer.element.getBoundingClientRect();
expected = orig.divide(ZOOM_FACTOR).plus( new OpenSeadragon.Point(position.top, position.left) );
actual = viewport.imageToWindowCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('windowToViewportCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var window_boundary = Math.min(window.innerWidth, window.innerHeight);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(window_boundary);
expected = orig.divide(viewport.getContainerSize().x).plus(VIEWER_PADDING);
actual = viewport.windowToViewportCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('viewportToWindowCoordinates', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testPoints[i].times(viewer.source.dimensions.x);
expected = orig.minus(VIEWER_PADDING).times(viewport.getContainerSize().x);
actual = viewport.viewportToWindowCoordinates(orig);
propEqual(actual, expected, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('viewportToImageZoom', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testZoomLevels[i];
expected = orig / ZOOM_FACTOR;
actual = viewport.viewportToImageZoom(orig);
equal(expected, actual, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
asyncTest('imageToViewportZoom', function() {
var openHandler = function(event) {
viewer.removeHandler('open', openHandler);
var viewport = viewer.viewport;
viewport.zoomTo(ZOOM_FACTOR, null, true);
var orig, expected, actual;
for (var i = 0; i < testPoints.length; i++){
orig = testZoomLevels[i];
expected = orig * ZOOM_FACTOR;
actual = viewport.imageToViewportZoom(orig);
equal(expected, actual, "Coordinates converted correctly for " + orig);
}
start();
};
viewer.addHandler('open', openHandler);
viewer.open(DZI_PATH);
});
})();