Merge branch 'tamuratak-ruby_simple_assertion'

* tamuratak-ruby_simple_assertion:
  Rename new Ruby assert functions used in test-suite
  [ruby] add simple assertions.

Examples/test-suite/ruby/swig_assert.rb

@@ -1,12 +1,7 @@
 #!/usr/bin/env ruby
 #
-# A simple function to create useful asserts
+# Useful assert functions
 #
-# 
-# 
-# 
-#
-
 
 #
 # Exception raised when some swig binding test fails
@@ -15,6 +10,21 @@ class SwigRubyError < RuntimeError
 end
 
 
+#
+# Simple assertions. Strings are not needed as arguments.
+#
+def swig_assert_equal_simple(a, b)
+  unless a == b
+    raise SwigRubyError.new("\n#{a} expected but was \n#{b}")
+  end
+end
+
+def swig_assert_simple(a)
+  unless a
+    raise SwigRubyError.new("assertion falied.")
+  end
+end
+
 #
 # Asserts whether a and b are equal.
 #