Sha256: e75be0463d5e3d026e9941004ffa24fb6537bc2ec1479930cd686cd99e6f2588
Contents?: true
Size: 1016 Bytes
Versions: 18
Compression:
Stored size: 1016 Bytes
Contents
require "spec_helper"
describe Mongoid::Spacial::Formulas do
context "#n_vector" do
it {
bna = [-86.67, 36.12]
lax = [-118.40, 33.94]
dist1 = Mongoid::Spacial::Formulas.n_vector(bna, lax)
dist2 = Mongoid::Spacial::Formulas.n_vector(lax, bna)
# target is 0.45306
dist1.should be_within(0.00001).of(0.45306)
dist2.should be_within(0.00001).of(0.45306)
}
it {
# actual distance 2471.788
jfk = [-73.77694444, 40.63861111 ]
lax = [-118.40, 33.94]
dist = Mongoid::Spacial::Formulas.n_vector(jfk, lax) * Mongoid::Spacial.earth_radius[:mi]
dist.should be_within(1).of(2469)
}
end
context "#haversine" do
it {
# actual distance 2471.788
jfk = [-73.77694444, 40.63861111 ]
lax = [-118.40, 33.94]
dist = Mongoid::Spacial::Formulas.haversine(jfk, lax) * Mongoid::Spacial.earth_radius[:mi]
dist.should be_within(1).of(2469)
}
end
end
Version data entries
18 entries across 18 versions & 3 rubygems