f84f696e31
git-svn-id: http://svn.openlayers.org/trunk/openlayers@11162 dc9f47b5-9b13-0410-9fdd-eb0c1a62fdaf
71 lines
3.5 KiB
HTML
71 lines
3.5 KiB
HTML
<html>
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<head>
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<script src="OLLoader.js"></script>
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<script type="text/javascript">
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function test_Projection_constructor(t) {
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t.plan(9);
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var options = {'foo': 'bar'};
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var projection = new OpenLayers.Projection("code", options);
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t.ok(projection instanceof OpenLayers.Projection,
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"new OpenLayers.Projection returns object" );
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t.eq(projection.projCode, "code", "The proj code is maintained");
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t.eq(projection.getCode(), "code", "The proj code is maintained.");
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t.eq(projection.getUnits(), null, "Null units with no proj4js library.");
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t.eq(projection.foo, "bar", "constructor sets options correctly");
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var projection2 = new OpenLayers.Projection("epsg:4325", options);
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out = OpenLayers.Projection.transform({'x':10,'y':12}, projection, projection2);
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t.eq(out.x, 10, "Null transform has no effect");
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t.eq(out.y, 12, "Null transform has no effect");
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t.eq(projection.equals(null), false, "equals on null projection returns false");
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t.eq(projection.equals({}), false, "equals on null projection object returns false (doesn't call getCode)");
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}
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function test_Projection_equals(t) {
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t.plan(8);
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var origTransforms = OpenLayers.Util.extend({}, OpenLayers.Projection.transforms);
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OpenLayers.Projection.addTransform("EPSG:4326", "FOO", OpenLayers.Projection.nullTransform);
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OpenLayers.Projection.addTransform("FOO", "EPSG:4326", OpenLayers.Projection.nullTransform);
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var projection = new OpenLayers.Projection("FOO");
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t.eq(projection.equals(new OpenLayers.Projection("EPSG:4326")), true, "EPSG:4326 and FOO are equal without proj4js");
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t.eq(projection.equals(new OpenLayers.Projection("EPSG:900913")), false, "EPSG:900913 and FOO are not equal without proj4js");
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t.eq(new OpenLayers.Projection("EPSG:4326").equals(new OpenLayers.Projection("EPSG:4326")), true, "EPSG:4326 and EPSG:4326 are equal without proj4js");
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t.eq(new OpenLayers.Projection("BAR").equals(new OpenLayers.Projection("EPSG:4326")), false, "Projection.equals() returns false for unknown projections withoug proj4js");
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OpenLayers.Projection.transforms = origTransforms;
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var proj1 = new OpenLayers.Projection("EPSG:4326");
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var proj2 = new OpenLayers.Projection("FOO");
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var proj3 = new OpenLayers.Projection("EPSG:900913");
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var proj4 = new OpenLayers.Projection("EPSG:4326");
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var proj5 = new OpenLayers.Projection("BAR");
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// conditionally mock up proj4js
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var hasProj = !!window.Proj4js;
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if (!hasProj) {
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window.Proj4js = true;
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}
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proj1.proj = {defData: "+title= WGS84 +foo=bar +x=0"};
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proj2.proj = {defData: "+title=FOO +foo=bar +x=0", srsCode: "FOO"};
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proj3.proj = {defData: "+title=Web Mercator +foo=bar +x=0 +I=am-different"};
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proj4.proj = proj1.proj;
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proj5.proj = {srsCode: "BAR"};
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t.eq(proj2.equals(proj1), true, "EPSG:4326 and FOO are equal with proj4js");
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t.eq(proj2.equals(proj3), false, "EPSG:900913 and FOO are not equal with proj4js");
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t.eq(proj1.equals(proj4), true, "EPSG:4326 and EPSG:4326 are equal with proj4js");
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t.eq(proj2.equals(proj5), false, "Projection.equals() returns false for unknown projections with proj4js");
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if (!hasProj) {
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delete window.Proj4js
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}
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}
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</script>
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</head>
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<body>
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</body>
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</html>
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