Added a Ruby runtime test for the new lib_std_pair.i test case.

git-svn-id: https://swig.svn.sourceforge.net/svnroot/swig/trunk@5127 626c5289-ae23-0410-ae9c-e8d60b6d4f22

SWIG/Examples/test-suite/ruby/lib_std_pair_runme.rb

@@ -0,0 +1,47 @@
+require 'lib_std_pair'
+
+include Lib_std_pair
+
+#
+# Because of template specializations for pair<int, int>, this should return
+# an Array of size 2, where both elements are Fixnums.
+#
+intPair = makeIntPair(7, 6)
+raise RuntimeError unless intPair.instance_of?(Array)
+raise RuntimeError unless intPair.size == 2
+raise RuntimeError unless (intPair[0] == 7 && intPair[1] == 6)
+
+#
+# Each of these should return a reference to a wrapped
+# std::pair<int, int> object (i.e. an IntPair instance).
+#
+intPairPtr = makeIntPairPtr(7, 6)
+raise RuntimeError unless intPairPtr.instance_of?(IntPair)
+raise RuntimeError unless (intPairPtr.first == 7 && intPairPtr.second == 6)
+
+intPairRef = makeIntPairRef(7, 6)
+raise RuntimeError unless intPairRef.instance_of?(IntPair)
+raise RuntimeError unless (intPairRef.first == 7 && intPairRef.second == 6)
+
+intPairConstRef = makeIntPairConstRef(7, 6)
+raise RuntimeError unless intPairConstRef.instance_of?(IntPair)
+raise RuntimeError unless (intPairConstRef.first == 7 && intPairConstRef.second == 6)
+
+#
+# Now test various input typemaps. Each of the wrapped C++ functions
+# (product1, product2 and product3) is expecting an argument of a
+# different type (see lib_std_pair.i). Typemaps should be in place to
+# convert this Array into the expected argument type.
+#
+raise RuntimeError unless product1(intPair) == 42
+raise RuntimeError unless product2(intPair) == 42
+raise RuntimeError unless product3(intPair) == 42
+
+#
+# Similarly, each of the input typemaps should know what to do
+# with an IntPair instance.
+#
+raise RuntimeError unless product1(intPairPtr) == 42
+raise RuntimeError unless product2(intPairPtr) == 42
+raise RuntimeError unless product3(intPairPtr) == 42
+