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Diffstat (limited to 'o3tl/qa/test-vector_pool.cxx')
-rw-r--r-- | o3tl/qa/test-vector_pool.cxx | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/o3tl/qa/test-vector_pool.cxx b/o3tl/qa/test-vector_pool.cxx new file mode 100644 index 000000000000..4efaebdd3414 --- /dev/null +++ b/o3tl/qa/test-vector_pool.cxx @@ -0,0 +1,69 @@ +// autogenerated file with codegen.pl + +#include "cppunit/TestAssert.h" +#include "cppunit/TestFixture.h" +#include "cppunit/extensions/HelperMacros.h" + +#include <o3tl/vector_pool.hxx> + +using namespace ::o3tl; + +class vector_pool_test : public CppUnit::TestFixture +{ +public: + void testPoolBasics() + { + vector_pool<int> aPool; + + std::ptrdiff_t nIdx1 = aPool.alloc(); + std::ptrdiff_t nIdx2 = aPool.alloc(); + std::ptrdiff_t nIdx3 = aPool.alloc(); + + CPPUNIT_ASSERT_MESSAGE("allocator idx order 1", nIdx1 < nIdx2 ); + CPPUNIT_ASSERT_MESSAGE("allocator idx order 2", nIdx2 < nIdx3 ); + + aPool.free(nIdx2); + aPool.free(nIdx3); + + nIdx2 = aPool.alloc(); + nIdx3 = aPool.alloc(); + + CPPUNIT_ASSERT_MESSAGE("allocator idx order 1 after fragmentation", nIdx1 < nIdx3 ); + CPPUNIT_ASSERT_MESSAGE("allocator idx order 2 after fragmentation", nIdx3 < nIdx2 ); + } + + void testPoolValueSemantics() + { + vector_pool<int> aPool; + + std::ptrdiff_t nIdx1 = aPool.store(0); + CPPUNIT_ASSERT_MESSAGE("allocator value semantics 1", aPool.get(nIdx1) == 0 ); + + std::ptrdiff_t nIdx2 = aPool.store(1); + CPPUNIT_ASSERT_MESSAGE("allocator value semantics 2", aPool.get(nIdx2) == 1 ); + + std::ptrdiff_t nIdx3 = aPool.store(2); + CPPUNIT_ASSERT_MESSAGE("allocator value semantics 3", aPool.get(nIdx3) == 2 ); + + aPool.free(nIdx2); + aPool.free(nIdx3); + + nIdx2 = aPool.store(1); + CPPUNIT_ASSERT_MESSAGE("allocator value semantics 2 after fragmentation", aPool.get(nIdx2) == 1 ); + + nIdx3 = aPool.store(2); + CPPUNIT_ASSERT_MESSAGE("allocator value semantics 3 after fragmentation", aPool.get(nIdx3) == 2 ); + } + + // Change the following lines only, if you add, remove or rename + // member functions of the current class, + // because these macros are need by auto register mechanism. + + CPPUNIT_TEST_SUITE(vector_pool_test); + CPPUNIT_TEST(testPoolBasics); + CPPUNIT_TEST(testPoolValueSemantics); + CPPUNIT_TEST_SUITE_END(); +}; + +// ----------------------------------------------------------------------------- +CPPUNIT_TEST_SUITE_REGISTRATION(vector_pool_test); |