tests/TestEdge.rb in rgl-0.2.3 vs tests/TestEdge.rb in rgl-0.3.0

@@ -2,32 +2,33 @@
 require 'rgl/base'
 
 include RGL::Edge
 
 class TestEdge < Test::Unit::TestCase
-
+  
   def test_directed_edge
-	assert_raises(ArgumentError) {DirectedEdge.new}
-	e = DirectedEdge.new 1,2
-	assert_equal(1,e.source)
-	assert_equal(2,e.target)
-	assert_equal([1,2],e.to_a)
-	assert_equal("(1-2)",e.to_s)
-	assert_equal([1,2],[e[0],e[1]])
-	assert(DirectedEdge.new(1,2).eql?(DirectedEdge.new(1,2)))
-	assert(!DirectedEdge.new(1,2).eql?(DirectedEdge.new(1,3)))
-	assert(!DirectedEdge.new(2,1).eql?(DirectedEdge.new(1,2)))
+    assert_raises(ArgumentError) {DirectedEdge.new}
+    e = DirectedEdge.new 1,2
+    assert_equal(1,e.source)
+    assert_equal(2,e.target)
+    assert_equal([1,2],e.to_a)
+    assert_equal("(1-2)",e.to_s)
+    assert_equal("(2-1)",e.reverse.to_s)
+    assert_equal([1,2],[e[0],e[1]])
+    assert(DirectedEdge[1,2].eql?(DirectedEdge.new(1,2)))
+    assert(!DirectedEdge[1,2].eql?(DirectedEdge.new(1,3)))
+    assert(!DirectedEdge[2,1].eql?(DirectedEdge.new(1,2)))
   end
-
+  
   def test_undirected_edge
-	assert_raises(ArgumentError) {UnDirectedEdge.new}
-	e = UnDirectedEdge.new 1,2
-	assert_equal(1,e.source)
-	assert_equal(2,e.target)
-	assert_equal([1,2],e.to_a)
-	assert_equal("(1=2)",e.to_s)
-	assert(UnDirectedEdge.new(1,2).eql?(UnDirectedEdge.new(2,1)))
-	assert(!UnDirectedEdge.new(1,3).eql?(UnDirectedEdge.new(2,1)))
-	assert_equal(UnDirectedEdge.new(1,2).hash,UnDirectedEdge.new(1,2).hash)
+    assert_raises(ArgumentError) {UnDirectedEdge.new}
+    e = UnDirectedEdge.new 1,2
+    assert_equal(1,e.source)
+    assert_equal(2,e.target)
+    assert_equal([1,2],e.to_a)
+    assert_equal("(1=2)",e.to_s)
+    assert(UnDirectedEdge.new(1,2).eql?(UnDirectedEdge.new(2,1)))
+    assert(!UnDirectedEdge.new(1,3).eql?(UnDirectedEdge.new(2,1)))
+    assert_equal(UnDirectedEdge.new(1,2).hash,UnDirectedEdge.new(1,2).hash)
   end
-
+  
 end