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Versions: 9
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Contents
require File.expand_path(File.dirname(__FILE__) + '/../../spec_helper')
describe Envelope do
before(:each) do
@srid = 4269
@env = Envelope.from_points([Point.from_x_y(10,20, @srid),Point.from_x_y(20,30, @srid)], @srid)
end
it "should initialize" do
@env.should be_instance_of(Envelope)
end
it "converted tu" do
linear_ring = LinearRing.from_coordinates([[12.4,-45.3],[45.4,41.6],[4.456,1.0698],[12.4,-45.3]],256)
polygon = Polygon.from_linear_rings([linear_ring],256)
e = polygon.envelope
e.lower_corner.class.should eql(Point)
e.upper_corner.class.should eql(Point)
e.lower_corner.x.should eql(4.456)
e.lower_corner.y.should eql(-45.3)
e.upper_corner.x.should eql(45.4)
e.upper_corner.y.should eql(41.6)
line_string = LineString.from_coordinates([[13.6,-49.3],[45.4,44.6],[14.2,1.09],[13.6,-49.3]],256)
e2 = line_string.envelope
e3 = e.extend(e2)
e3.lower_corner.x.should eql(4.456)
e3.lower_corner.y.should eql(-49.3)
e3.upper_corner.x.should eql(45.4)
e3.upper_corner.y.should eql(44.6)
end
it "should have a center" do
@env.center.x.should eql(15)
@env.center.y.should eql(25)
@env.center.srid.should eql(@env.srid)
end
it "should print a kml_representation" do
@env.as_kml.should eql("<LatLonAltBox>\n<north>30</north>\n<south>20</south>\n<east>20</east>\n<west>10</west>\n</LatLonAltBox>\n")
end
end
Version data entries
9 entries across 9 versions & 2 rubygems