Jasmine tests for ol.TileRange

test/ol.html

@@ -87,6 +87,7 @@
   <script type="text/javascript" src="spec/ol/tilecoord.test.js"></script>
   <script type="text/javascript" src="spec/ol/tilegrid.test.js"></script>
   <script type="text/javascript" src="spec/ol/projection.test.js"></script>
+  <script type="text/javascript" src="spec/ol/tilerange.test.js"></script>
   <script type="text/javascript" src="spec/ol/tileurlfunction.test.js"></script>
   <script type="text/javascript" src="spec/ol/interaction/resolutionconstraint.test.js"></script>
   <script type="text/javascript" src="spec/ol/layer/xyz.test.js"></script>

test/spec/ol/tilerange.test.js

@@ -0,0 +1,94 @@
+goog.require('ol.TileRange');
+
+describe('ol.TileRange', function() {
+
+  describe('contains', function() {
+    it('returns the expected value', function() {
+      var tileRange = new ol.TileRange(1, 1, 3, 3);
+      expect(tileRange.contains(new ol.TileCoord(0, 0, 0))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 0, 1))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 0, 2))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 0, 3))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 0, 4))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 1, 0))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 1, 1))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 1, 2))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 1, 3))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 1, 4))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 2, 0))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 2, 1))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 2, 2))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 2, 3))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 2, 4))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 3, 0))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 3, 1))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 3, 2))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 3, 3))).toBeTruthy();
+      expect(tileRange.contains(new ol.TileCoord(0, 3, 4))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 4, 0))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 4, 1))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 4, 2))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 4, 3))).toBeFalsy();
+      expect(tileRange.contains(new ol.TileCoord(0, 4, 4))).toBeFalsy();
+    });
+  });
+
+  describe('boundingTileRange', function() {
+    it('returns the expected TileRange', function() {
+      var tileRange = new ol.TileRange.boundingTileRange(
+          new ol.TileCoord(3, 1, 3),
+          new ol.TileCoord(3, 2, 0));
+      expect(tileRange.minX).toEqual(1);
+      expect(tileRange.minY).toEqual(0);
+      expect(tileRange.maxX).toEqual(2);
+      expect(tileRange.maxY).toEqual(3);
+    });
+
+    describe('with mixed z', function() {
+      expect(function() {
+        var tileRange = new ol.TileRange.boundingTileRange(
+            new ol.TileCoord(3, 1, 3),
+            new ol.TileCoord(4, 2, 0));
+      }).toThrow();
+    });
+  });
+
+  describe('forEachTileCoord', function() {
+    it('iterates as expected', function() {
+      var tileRange = new ol.TileRange(0, 2, 1, 3);
+
+      var tileCoords = [];
+      tileRange.forEachTileCoord(5, function(tileCoord) {
+        tileCoords.push(new ol.TileCoord(tileCoord.z, tileCoord.x, tileCoord.y));
+      });
+
+      expect(tileCoords.length).toEqual(4);
+
+      expect(tileCoords[0].z).toEqual(5);
+      expect(tileCoords[0].x).toEqual(0);
+      expect(tileCoords[0].y).toEqual(2);
+
+      expect(tileCoords[1].z).toEqual(5);
+      expect(tileCoords[1].x).toEqual(0);
+      expect(tileCoords[1].y).toEqual(3);
+
+      expect(tileCoords[2].z).toEqual(5);
+      expect(tileCoords[2].x).toEqual(1);
+      expect(tileCoords[2].y).toEqual(2);
+
+      expect(tileCoords[3].z).toEqual(5);
+      expect(tileCoords[3].x).toEqual(1);
+      expect(tileCoords[3].y).toEqual(3);
+    });
+  });
+
+  describe('getSize', function() {
+    it('returns the expected size', function() {
+      var tileRange = new ol.TileRange(0, 1, 2, 4);
+      var size = tileRange.getSize();
+      expect(size.width).toEqual(3);
+      expect(size.height).toEqual(4);
+    });
+  });
+
+});