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root/trunk/openlayers/tests/Geometry/Curve.html

Revision 6724, 6.0 kB (checked in by euzuro, 9 months ago)

fix up tests, remove _01_. (Closes #1387)

  • Property svn:eol-style set to native
Line 
1 <html>
2 <head>
3   <script src="../../lib/OpenLayers.js"></script>
4   <script type="text/javascript">
5     var curve;
6     var components = [new OpenLayers.Geometry.Point(10,10),
7                 new OpenLayers.Geometry.Point(0,0)];
8        
9     function test_Curve_constructor (t) {
10         t.plan( 3 );
11         curve = new OpenLayers.Geometry.Curve();
12         t.ok( curve instanceof OpenLayers.Geometry.Curve, "new OpenLayers.Geometry.Curve returns curve object" );
13         t.eq( curve.CLASS_NAME, "OpenLayers.Geometry.Curve", "curve.CLASS_NAME is set correctly");
14         t.eq( curve.components, [], "curve.components is set correctly");
15     }
16
17     function test_Curve_constructor (t) {
18         t.plan( 2 );
19         curve = new OpenLayers.Geometry.Curve(components);
20         t.ok( curve instanceof OpenLayers.Geometry.Curve, "new OpenLayers.Geometry.Curve returns curve object" );
21         t.eq( curve.components.length, 2, "curve.components.length is set correctly");
22     }
23
24     function test_Curve_clone (t) {
25         t.plan( 2 );
26         curve = new OpenLayers.Geometry.Curve(components);
27         curve2 = curve.clone();
28         t.ok( curve2 instanceof OpenLayers.Geometry.Curve, "curve.clone() returns curve object" );
29         t.eq( curve2.components.length, 2, "curve2.components.length is set correctly");
30     }
31
32     function test_Curve_calculateBounds(t) {
33         t.plan( 17 );
34
35
36         var curve = new OpenLayers.Geometry.Curve();
37         curve.calculateBounds();
38         t.eq(curve.bounds, null, "bounds null when no components");
39        
40         var p1 = new OpenLayers.Geometry.Point(10,20);
41         var p2 = new OpenLayers.Geometry.Point(30,40);
42        
43         var components = [p1, p2];
44         var curve = new OpenLayers.Geometry.Curve(components);
45        
46         curve.calculateBounds();
47        
48         t.eq(curve.bounds.left, 10, "good left bounds");
49         t.eq(curve.bounds.bottom, 20, "good bottom bounds");
50         t.eq(curve.bounds.right, 30, "good right bounds");
51         t.eq(curve.bounds.top, 40, "good top bounds");
52
53         var newPoint = new OpenLayers.Geometry.Point(60,70);
54         curve.addComponent(newPoint);
55         curve.calculateBounds();
56        
57         t.eq(curve.bounds.left, 10, "good left bounds");
58         t.eq(curve.bounds.bottom, 20, "good bottom bounds");
59         t.eq(curve.bounds.right, 60, "good right bounds");
60         t.eq(curve.bounds.top, 70, "good top bounds");
61
62     //nullifying the bounds
63
64       //before calculation
65         curve = new OpenLayers.Geometry.Curve(components);
66         curve.bounds = null;       
67         curve.calculateBounds();
68        
69         t.eq(curve.bounds.left, 10, "good left bounds");
70         t.eq(curve.bounds.bottom, 20, "good bottom bounds");
71         t.eq(curve.bounds.right, 30, "good right bounds");
72         t.eq(curve.bounds.top, 40, "good top bounds");
73
74       //before addComponent
75         curve.bounds = null;
76         curve.addComponent(newPoint);
77         curve.calculateBounds();
78        
79         t.eq(curve.bounds.left, 10, "good left bounds");
80         t.eq(curve.bounds.bottom, 20, "good bottom bounds");
81         t.eq(curve.bounds.right, 60, "good right bounds");
82         t.eq(curve.bounds.top, 70, "good top bounds");
83
84     }
85
86     function test_Curve_addComponent (t) {
87         t.plan( 8 );
88         curve = new OpenLayers.Geometry.Curve(components);
89         curve.addComponent(new OpenLayers.Geometry.Point(20,30));
90         bounds = curve.getBounds();
91         t.eq( curve.components.length, 3, "new point added to array" );
92         t.eq( bounds.top, 30, "top bound is 30 after addComponent" );
93         t.eq( bounds.right, 20, "right bound is 20 after addComponent" );
94         curve.addComponent(new OpenLayers.Geometry.Point(-20,-30), 1);
95         bounds = curve.getBounds();
96         t.eq( curve.components.length, 4, "new point added to array" );
97         t.eq( bounds.bottom, -30, "bottom bound is -30 after 2nd addComponent" );
98         t.eq( bounds.left, -20, "left bound is 20 after 2nd addComponent" );
99         t.eq( curve.components[1].x, -20,  "new point.lon is -20 (index worked)" );
100         t.eq( curve.components[1].y, -30,  "new point.lat is -30 (index worked)" );
101     }
102
103     function test_Curve_removeComponent (t) {
104         t.plan( 4 );
105         curve = new OpenLayers.Geometry.Curve(components);
106         curve.removeComponent(curve.components[1]);
107         t.eq( curve.components.length, 1, "curve.components.length is smaller after removeComponent" );
108         t.eq( curve.bounds, null, "curve.bounds nullified after removeComponent (for recalculation)" );
109         bounds = curve.getBounds();
110         t.eq( bounds.left, 10, "left bound is 10 after removeComponent" );
111         t.eq( bounds.bottom, 10, "bottom bound is 10 after removeComponent" );
112     }
113
114     function test_Curve_getLength (t) {
115         t.plan( 4 );
116
117       //no components
118         curve = new OpenLayers.Geometry.Curve();
119         curve.components = null;
120         t.eq(curve.getLength(), 0, "curve with no components has length 0");
121
122       //empty components
123         curve.components = [];
124         t.eq(curve.getLength(), 0, "curve with empty components has length 0");
125
126       //single point curve
127         curve.components = [ new OpenLayers.Geometry.Point(0,0) ];       
128         t.eq(curve.getLength(), 0, "curve with only one point has length 0");
129
130       //multipoint
131         var newcomponents = [ new OpenLayers.Geometry.Point(0,0),
132                         new OpenLayers.Geometry.Point(0,10),
133                         new OpenLayers.Geometry.Point(20,10),
134                         new OpenLayers.Geometry.Point(20,-10)
135         ];
136        
137         curve = new OpenLayers.Geometry.Curve(newcomponents);
138         t.eq(curve.getLength(), 50, "curve.getLength returns a reasonably accurate length" );
139     }
140    
141     function test_Curve_destroy(t) {
142         t.plan(1);
143        
144         var curve = new OpenLayers.Geometry.Curve();
145         curve.components = {};
146        
147         curve.destroy();
148        
149         t.ok( curve.components == null, "components is cleared well in destruction");
150     }
151    
152
153   </script>
154 </head>
155 <body>
156 </body>
157 </html>
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