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Add tests for regular and irregular transformations

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This commit is contained in:
Tom Hughes
2011-10-18 10:43:56 +01:00
parent 1b6eb38d46
commit 93f2a31253
2 changed files with 70 additions and 4 deletions
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38
tests/Control/TransformFeature.html
View File

@@ -82,6 +82,44 @@
control.box.move(center);
t.geom_eq(control.handles[0].geometry, control.box.geometry.components[0], "handle moved with box");
}
function test_handleMove(t) {
t.plan(16);
var map = new OpenLayers.Map("map", {allOverlays: true});
var layer = new OpenLayers.Layer.Vector();
var feature = new OpenLayers.Feature.Vector(
OpenLayers.Geometry.fromWKT("POLYGON((-1 -1, 1 -1, 1 1, -1 1))"));
layer.addFeatures([feature]);
map.addLayer(layer);
map.setCenter(new OpenLayers.LonLat(0, 0), 18);
var control = new OpenLayers.Control.TransformFeature(layer);
map.addControl(control);
control.setFeature(feature);
var bottomLeft = new OpenLayers.LonLat(-2, -2);
control.handles[0].move(bottomLeft);
t.geom_eq(control.handles[0].geometry, new OpenLayers.Geometry.Point(-2, -2), "bottom left handle at -2,-2");
t.geom_eq(control.handles[1].geometry, new OpenLayers.Geometry.Point(0, -2), "bottom handle at 0,-2");
t.geom_eq(control.handles[2].geometry, new OpenLayers.Geometry.Point(2, -2), "bottom right handle at 2,-2");
t.geom_eq(control.handles[3].geometry, new OpenLayers.Geometry.Point(2, 0), "right handle at 2,0");
t.geom_eq(control.handles[4].geometry, new OpenLayers.Geometry.Point(2, 2), "top right handle at 2,2");
t.geom_eq(control.handles[5].geometry, new OpenLayers.Geometry.Point(0, 2), "top handle at 0,2");
t.geom_eq(control.handles[6].geometry, new OpenLayers.Geometry.Point(-2, 2), "top left handle at -2,2");
t.geom_eq(control.handles[7].geometry, new OpenLayers.Geometry.Point(-2, 0), "left handle at -2,0");
control.irregular = true;
var bottomLeft = new OpenLayers.LonLat(-3, -3);
control.handles[0].move(bottomLeft);
t.geom_eq(control.handles[0].geometry, new OpenLayers.Geometry.Point(-3, -3), "bottom left handle at -3,-3");
t.geom_eq(control.handles[1].geometry, new OpenLayers.Geometry.Point(-0.5, -3), "bottom handle at 0,-3");
t.geom_eq(control.handles[2].geometry, new OpenLayers.Geometry.Point(2, -3), "bottom right handle at 2,-3");
t.geom_eq(control.handles[3].geometry, new OpenLayers.Geometry.Point(2, -0.5), "right handle at 2,0");
t.geom_eq(control.handles[4].geometry, new OpenLayers.Geometry.Point(2, 2), "top right handle at 2,2");
t.geom_eq(control.handles[5].geometry, new OpenLayers.Geometry.Point(-0.5, 2), "top handle at 0,2");
t.geom_eq(control.handles[6].geometry, new OpenLayers.Geometry.Point(-3, 2), "top left handle at -3,2");
t.geom_eq(control.handles[7].geometry, new OpenLayers.Geometry.Point(-3, -0.5), "left handle at -3,0");
}
</script>
</head>

36
tests/Test.AnotherWay.geom_eq.js
View File

@@ -34,6 +34,34 @@
}
}
/**
* Function assertFloatEqual
* Test two objects for floating point equivalence. Throw an exception
* if not equivalent.
*
* Parameters:
* got - {Object}
* expected - {Object}
* msg - {String} The message to be thrown. This message will be appended
* with ": got {got} but expected {expected}" where got and expected are
* replaced with string representations of the above arguments.
*/
function assertFloatEqual(got, expected, msg) {
if(got === undefined) {
got = "undefined";
} else if (got === null) {
got = "null";
}
if(expected === undefined) {
expected = "undefined";
} else if (expected === null) {
expected = "null";
}
if(Math.abs(got - expected) > 0.000000001) {
throw msg + ": got '" + got + "' but expected '" + expected + "'";
}
}
/**
* Function assertGeometryEqual
* Test two geometries for equivalence. Geometries are considered
@@ -58,9 +86,9 @@
if(got instanceof OpenLayers.Geometry.Point) {
// compare points
assertEqual(got.x, expected.x, "x mismatch");
assertEqual(got.y, expected.y, "y mismatch");
assertEqual(got.z, expected.z, "z mismatch");
assertFloatEqual(got.x, expected.x, "x mismatch");
assertFloatEqual(got.y, expected.y, "y mismatch");
assertFloatEqual(got.z, expected.z, "z mismatch");
} else {
// compare components
assertEqual(
@@ -107,4 +135,4 @@
}
}
})();
})();