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Diffstat (limited to 'misc/openlayers/tests/Geometry/Curve.html')
| -rw-r--r-- | misc/openlayers/tests/Geometry/Curve.html | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/misc/openlayers/tests/Geometry/Curve.html b/misc/openlayers/tests/Geometry/Curve.html new file mode 100644 index 0000000..5afebdf --- /dev/null +++ b/misc/openlayers/tests/Geometry/Curve.html @@ -0,0 +1,157 @@ +<html> +<head> + <script src="../OLLoader.js"></script> + <script type="text/javascript"> + var curve; + var components = [new OpenLayers.Geometry.Point(10,10), + new OpenLayers.Geometry.Point(0,0)]; + + function test_Curve_constructor (t) { + t.plan( 3 ); + curve = new OpenLayers.Geometry.Curve(); + t.ok( curve instanceof OpenLayers.Geometry.Curve, "new OpenLayers.Geometry.Curve returns curve object" ); + t.eq( curve.CLASS_NAME, "OpenLayers.Geometry.Curve", "curve.CLASS_NAME is set correctly"); + t.eq( curve.components, [], "curve.components is set correctly"); + } + + function test_Curve_constructor (t) { + t.plan( 2 ); + curve = new OpenLayers.Geometry.Curve(components); + t.ok( curve instanceof OpenLayers.Geometry.Curve, "new OpenLayers.Geometry.Curve returns curve object" ); + t.eq( curve.components.length, 2, "curve.components.length is set correctly"); + } + + function test_Curve_clone (t) { + t.plan( 2 ); + curve = new OpenLayers.Geometry.Curve(components); + curve2 = curve.clone(); + t.ok( curve2 instanceof OpenLayers.Geometry.Curve, "curve.clone() returns curve object" ); + t.eq( curve2.components.length, 2, "curve2.components.length is set correctly"); + } + + function test_Curve_calculateBounds(t) { + t.plan( 17 ); + + + var curve = new OpenLayers.Geometry.Curve(); + curve.calculateBounds(); + t.eq(curve.bounds, null, "bounds null when no components"); + + var p1 = new OpenLayers.Geometry.Point(10,20); + var p2 = new OpenLayers.Geometry.Point(30,40); + + var components = [p1, p2]; + var curve = new OpenLayers.Geometry.Curve(components); + + curve.calculateBounds(); + + t.eq(curve.bounds.left, 10, "good left bounds"); + t.eq(curve.bounds.bottom, 20, "good bottom bounds"); + t.eq(curve.bounds.right, 30, "good right bounds"); + t.eq(curve.bounds.top, 40, "good top bounds"); + + var newPoint = new OpenLayers.Geometry.Point(60,70); + curve.addComponent(newPoint); + curve.calculateBounds(); + + t.eq(curve.bounds.left, 10, "good left bounds"); + t.eq(curve.bounds.bottom, 20, "good bottom bounds"); + t.eq(curve.bounds.right, 60, "good right bounds"); + t.eq(curve.bounds.top, 70, "good top bounds"); + + //nullifying the bounds + + //before calculation + curve = new OpenLayers.Geometry.Curve(components); + curve.bounds = null; + curve.calculateBounds(); + + t.eq(curve.bounds.left, 10, "good left bounds"); + t.eq(curve.bounds.bottom, 20, "good bottom bounds"); + t.eq(curve.bounds.right, 30, "good right bounds"); + t.eq(curve.bounds.top, 40, "good top bounds"); + + //before addComponent + curve.bounds = null; + curve.addComponent(newPoint); + curve.calculateBounds(); + + t.eq(curve.bounds.left, 10, "good left bounds"); + t.eq(curve.bounds.bottom, 20, "good bottom bounds"); + t.eq(curve.bounds.right, 60, "good right bounds"); + t.eq(curve.bounds.top, 70, "good top bounds"); + + } + + function test_Curve_addComponent (t) { + t.plan( 8 ); + curve = new OpenLayers.Geometry.Curve(components); + curve.addComponent(new OpenLayers.Geometry.Point(20,30)); + bounds = curve.getBounds(); + t.eq( curve.components.length, 3, "new point added to array" ); + t.eq( bounds.top, 30, "top bound is 30 after addComponent" ); + t.eq( bounds.right, 20, "right bound is 20 after addComponent" ); + curve.addComponent(new OpenLayers.Geometry.Point(-20,-30), 1); + bounds = curve.getBounds(); + t.eq( curve.components.length, 4, "new point added to array" ); + t.eq( bounds.bottom, -30, "bottom bound is -30 after 2nd addComponent" ); + t.eq( bounds.left, -20, "left bound is 20 after 2nd addComponent" ); + t.eq( curve.components[1].x, -20, "new point.lon is -20 (index worked)" ); + t.eq( curve.components[1].y, -30, "new point.lat is -30 (index worked)" ); + } + + function test_Curve_removeComponent (t) { + t.plan( 4 ); + curve = new OpenLayers.Geometry.Curve(components); + curve.removeComponent(curve.components[1]); + t.eq( curve.components.length, 1, "curve.components.length is smaller after removeComponent" ); + t.eq( curve.bounds, null, "curve.bounds nullified after removeComponent (for recalculation)" ); + bounds = curve.getBounds(); + t.eq( bounds.left, 10, "left bound is 10 after removeComponent" ); + t.eq( bounds.bottom, 10, "bottom bound is 10 after removeComponent" ); + } + + function test_Curve_getLength (t) { + t.plan( 4 ); + + //no components + curve = new OpenLayers.Geometry.Curve(); + curve.components = null; + t.eq(curve.getLength(), 0, "curve with no components has length 0"); + + //empty components + curve.components = []; + t.eq(curve.getLength(), 0, "curve with empty components has length 0"); + + //single point curve + curve.components = [ new OpenLayers.Geometry.Point(0,0) ]; + t.eq(curve.getLength(), 0, "curve with only one point has length 0"); + + //multipoint + var newcomponents = [ new OpenLayers.Geometry.Point(0,0), + new OpenLayers.Geometry.Point(0,10), + new OpenLayers.Geometry.Point(20,10), + new OpenLayers.Geometry.Point(20,-10) + ]; + + curve = new OpenLayers.Geometry.Curve(newcomponents); + t.eq(curve.getLength(), 50, "curve.getLength returns a reasonably accurate length" ); + } + + function test_Curve_destroy(t) { + t.plan(1); + + var curve = new OpenLayers.Geometry.Curve(); + curve.components = {}; + + curve.destroy(); + + t.ok( curve.components == null, "components is cleared well in destruction"); + } + + + </script> +</head> +<body> +</body> +</html> |