--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/genericopenlibs/cppstdlib/stl/test/unit/rndshf_test.cpp Tue Feb 02 02:01:42 2010 +0200
@@ -0,0 +1,73 @@
+#include <numeric>
+#include <vector>
+#include <algorithm>
+
+#include "iota.h"
+#include "cppunit/cppunit_proxy.h"
+
+#if !defined (STLPORT) || defined(_STLP_USE_NAMESPACES)
+using namespace std;
+#endif
+
+//
+// TestCase class
+//
+class RndShuffleTest : public CPPUNIT_NS::TestCase
+{
+ class MyRandomGenerator
+ {
+ public:
+ unsigned long operator()(unsigned long n_)
+ {
+ return rand() % n_;
+ }
+ };
+ CPPUNIT_TEST_SUITE(RndShuffleTest);
+ CPPUNIT_TEST(rndshuf0);
+ CPPUNIT_TEST(rndshuf2);
+ CPPUNIT_TEST_SUITE_END();
+
+protected:
+ void rndshuf0();
+ void rndshuf2();
+};
+
+CPPUNIT_TEST_SUITE_REGISTRATION(RndShuffleTest);
+
+//
+// tests implementation
+//
+void RndShuffleTest::rndshuf0()
+{
+ int numbers[6] = { 1, 2, 3, 4, 5, 6 };
+
+ random_shuffle(numbers, numbers + 6);
+
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 1)==1);
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 2)==1);
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 3)==1);
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 4)==1);
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 5)==1);
+ CPPUNIT_ASSERT(count(numbers, numbers+6, 6)==1);
+}
+void RndShuffleTest::rndshuf2()
+{
+ vector <int> v1(10);
+ __iota(v1.begin(), v1.end(), 0);
+
+ MyRandomGenerator r;
+ for(int i = 0; i < 3; i++)
+ {
+ random_shuffle(v1.begin(), v1.end(), r);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 0)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 1)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 2)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 3)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 4)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 5)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 6)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 7)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 8)==1);
+ CPPUNIT_ASSERT(count(v1.begin(), v1.end(), 9)==1);
+ }
+}