test/geometry/triangle.rb in geometry-6.2 vs test/geometry/triangle.rb in geometry-6.3

@@ -2,19 +2,35 @@
 require 'geometry/triangle'
 
 describe Geometry::Triangle do
     Triangle = Geometry::Triangle
 
+    it 'must always be closed' do
+	Triangle.new([0,0], [0,1], [1,0]).closed?.must_equal true
+    end
+
     describe "when constructed with 3 points" do
 	let(:triangle) { Triangle.new [0,0], [0,1], [1,0] }
 
 	it "must create a scalene Triangle" do
 	    triangle.must_be_instance_of Geometry::ScaleneTriangle
 	    triangle.must_be_kind_of Triangle
 	end
 
 	it "must have a points accessor" do
 	    triangle.points.must_equal [Point[0,0], Point[0,1], Point[1,0]]
+	end
+
+	it 'must know the max' do
+	    triangle.max.must_equal Point[1,1]
+	end
+
+	it 'must know the min' do
+	    triangle.min.must_equal Point[0,0]
+	end
+
+	it 'must know the min and the max' do
+	    triangle.minmax.must_equal [Point[0,0], Point[1,1]]
 	end
     end
 
     describe "when constructed with a point and a leg length" do
 	let(:triangle) { Triangle.new [0,0], 1 }