Contents

require_relative '../helper'
require_relative '../../lib/geometry/edge'

def Edge(*args)
    Geometry::Edge.new(*args)
end

class EdgeTest < Test::Unit::TestCase
    Edge = Geometry::Edge

    must "create an Edge object" do
	edge = Geometry::Edge.new([0,0], [1,0])
	assert_kind_of(Geometry::Edge, edge)
	assert_equal(Geometry::Point[0,0], edge.first)
	assert_equal(Geometry::Point[1,0], edge.last)
    end
    must "create swap endpoints in place" do
	edge = Geometry::Edge.new([0,0], [1,0])
	assert_kind_of(Geometry::Edge, edge)
	edge.reverse!
	assert_equal(Geometry::Point[1,0], edge.first)
	assert_equal(Geometry::Point[0,0], edge.last)
    end
    must "handle equality" do
	edge1 = Geometry::Edge.new([1,0], [0,1])
	edge2 = Geometry::Edge.new([1,0], [0,1])
	edge3 = Geometry::Edge.new([1,1], [5,5])
	assert_equal(edge1, edge2)
	assert_not_equal(edge1, edge3)
    end

    must "return the height of the edge" do
	edge = Edge([0,0], [1,1])
	assert_equal(1, edge.height)
    end

    must "return the width of the edge" do
	edge = Edge([0,0], [1,1])
	assert_equal(1, edge.width)
    end
end

Version data entries

2 entries across 2 versions & 1 rubygems

Version	Path
geometry-3	test/geometry/edge.rb
geometry-2	test/geometry/edge.rb