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Add TileSource.getTileAtPoint test

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This commit is contained in:
Antoine Vandecreme 2016-11-05 17:34:36 +01:00
parent 6370a6bafa
commit b162f197ea
2 changed files with 50 additions and 11 deletions
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2
test/modules/multi-image.js
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@ -217,7 +217,7 @@
var firstImage = viewer.world.getItemAt(0); var firstImage = viewer.world.getItemAt(0);
firstImage.addHandler('fully-loaded-change', function() { firstImage.addHandler('fully-loaded-change', function() {
var imageData = viewer.drawer.context.getImageData(0, 0, var imageData = viewer.drawer.context.getImageData(0, 0,
500 * OpenSeadragon.pixelDensityRatio, 500 * density); 500 * density, 500 * density);
// Pixel 250,250 will be in the hole of the A // Pixel 250,250 will be in the hole of the A
var expectedVal = getPixelValue(imageData, 250 * density, 250 * density); var expectedVal = getPixelValue(imageData, 250 * density, 250 * density);

59
test/modules/tilesource.js
View File

@ -1,32 +1,32 @@
/* global module, ok, equal, start, test, testLog, Util */ /* global module, ok, equal, start, test, testLog, Util */
(function() { (function() {
module('TileSource', { module('TileSource', {
setup: function() { setup: function() {
testLog.reset(); testLog.reset();
} }
}); });
test("should set sane tile size defaults", function() { test("should set sane tile size defaults", function() {
var source = new OpenSeadragon.TileSource(); var source = new OpenSeadragon.TileSource();
equal(source.getTileWidth(), 0, "getTileWidth() should return 0 if not provided a size"); equal(source.getTileWidth(), 0, "getTileWidth() should return 0 if not provided a size");
equal(source.getTileHeight(), 0, "getTileHeight() should return 0 if not provided a size"); equal(source.getTileHeight(), 0, "getTileHeight() should return 0 if not provided a size");
}); });
test("providing tileSize", function(){ test("providing tileSize", function(){
var tileSize = 256, var tileSize = 256,
source = new OpenSeadragon.TileSource({ source = new OpenSeadragon.TileSource({
tileSize: tileSize tileSize: tileSize
}); });
equal(source.tileSize, undefined, "tileSize should not be set on the tileSource"); equal(source.tileSize, undefined, "tileSize should not be set on the tileSource");
equal(source.getTileWidth(), tileSize, "getTileWidth() should equal tileSize"); equal(source.getTileWidth(), tileSize, "getTileWidth() should equal tileSize");
equal(source.getTileHeight(), tileSize, "getTileHeight() should equal tileSize"); equal(source.getTileHeight(), tileSize, "getTileHeight() should equal tileSize");
}); });
test("providing tileWidth and tileHeight", function(){ test("providing tileWidth and tileHeight", function(){
var tileWidth = 256, var tileWidth = 256,
tileHeight = 512, tileHeight = 512,
@ -34,7 +34,7 @@
tileWidth: tileWidth, tileWidth: tileWidth,
tileHeight: tileHeight tileHeight: tileHeight
}); });
equal(source._tileWidth, tileWidth, "tileWidth option should set _tileWidth"); equal(source._tileWidth, tileWidth, "tileWidth option should set _tileWidth");
equal(source._tileHeight, tileHeight, "tileHeight option should set _tileHeight"); equal(source._tileHeight, tileHeight, "tileHeight option should set _tileHeight");
equal(source.tileWidth, undefined, "tileWidth should be renamed _tileWidth"); equal(source.tileWidth, undefined, "tileWidth should be renamed _tileWidth");
@ -42,10 +42,49 @@
equal(source.getTileWidth(), tileWidth, "getTileWidth() should equal tileWidth"); equal(source.getTileWidth(), tileWidth, "getTileWidth() should equal tileWidth");
equal(source.getTileHeight(), tileHeight, "getTileHeight() should equal tileHeight"); equal(source.getTileHeight(), tileHeight, "getTileHeight() should equal tileHeight");
}); });
test('getTileSize() deprecation', function() { test('getTileSize() deprecation', function() {
var source = new OpenSeadragon.TileSource(); var source = new OpenSeadragon.TileSource();
Util.testDeprecation(source, 'getTileSize'); Util.testDeprecation(source, 'getTileSize');
}); });
test('getTileAtPoint', function() {
var tileSource = new OpenSeadragon.TileSource({
width: 1500,
height: 1000,
tileWidth: 200,
tileHeight: 150,
tileOverlap: 1,
});
equal(tileSource.maxLevel, 11, "The max level should be 11.");
function assertTileAtPoint(level, position, expected) {
var actual = tileSource.getTileAtPoint(level, position);
ok(actual.equals(expected), "The tile at level " + level +
", position " + position.toString() +
" should be tile " + expected.toString() +
" got " + actual.toString());
}
assertTileAtPoint(11, new OpenSeadragon.Point(0, 0), new OpenSeadragon.Point(0, 0));
assertTileAtPoint(11, new OpenSeadragon.Point(0.5, 0.5), new OpenSeadragon.Point(3, 5));
assertTileAtPoint(11, new OpenSeadragon.Point(1, 10 / 15), new OpenSeadragon.Point(7, 6));
assertTileAtPoint(10, new OpenSeadragon.Point(0, 0), new OpenSeadragon.Point(0, 0));
assertTileAtPoint(10, new OpenSeadragon.Point(0.5, 0.5), new OpenSeadragon.Point(1, 2));
assertTileAtPoint(10, new OpenSeadragon.Point(1, 10 / 15), new OpenSeadragon.Point(3, 3));
assertTileAtPoint(9, new OpenSeadragon.Point(0, 0), new OpenSeadragon.Point(0, 0));
assertTileAtPoint(9, new OpenSeadragon.Point(0.5, 0.5), new OpenSeadragon.Point(0, 1));
assertTileAtPoint(9, new OpenSeadragon.Point(1, 10 / 15), new OpenSeadragon.Point(1, 1));
// For all other levels, there is only one tile.
for (var level = 8; level >= 0; level--) {
assertTileAtPoint(level, new OpenSeadragon.Point(0, 0), new OpenSeadragon.Point(0, 0));
assertTileAtPoint(level, new OpenSeadragon.Point(0.5, 0.5), new OpenSeadragon.Point(0, 0));
assertTileAtPoint(level, new OpenSeadragon.Point(1, 10 / 15), new OpenSeadragon.Point(0, 0));
}
});
}()); }());