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| #include <unittest/unittest.h> | |
| #include <thrust/system/detail/internal/decompose.h> | |
| using thrust::system::detail::internal::uniform_decomposition; | |
| void TestUniformDecomposition(void) | |
| { | |
| { | |
| uniform_decomposition<int> ud(10, 10, 1); | |
| // [0,10) | |
| ASSERT_EQUAL(ud.size(), 1); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 10); | |
| ASSERT_EQUAL(ud[0].size(), 10); | |
| } | |
| { | |
| uniform_decomposition<int> ud(10, 20, 1); | |
| // [0,10) | |
| ASSERT_EQUAL(ud.size(), 1); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 10); | |
| ASSERT_EQUAL(ud[0].size(), 10); | |
| } | |
| { | |
| uniform_decomposition<int> ud(8, 5, 2); | |
| // [0,5)[5,8) | |
| ASSERT_EQUAL(ud.size(), 2); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 5); | |
| ASSERT_EQUAL(ud[0].size(), 5); | |
| ASSERT_EQUAL(ud[1].begin(), 5); | |
| ASSERT_EQUAL(ud[1].end(), 8); | |
| ASSERT_EQUAL(ud[1].size(), 3); | |
| } | |
| { | |
| uniform_decomposition<int> ud(8, 5, 3); | |
| // [0,5)[5,8) | |
| ASSERT_EQUAL(ud.size(), 2); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 5); | |
| ASSERT_EQUAL(ud[0].size(), 5); | |
| ASSERT_EQUAL(ud[1].begin(), 5); | |
| ASSERT_EQUAL(ud[1].end(), 8); | |
| ASSERT_EQUAL(ud[1].size(), 3); | |
| } | |
| { | |
| uniform_decomposition<int> ud(10, 1, 2); | |
| // [0,5)[5,10) | |
| ASSERT_EQUAL(ud.size(), 2); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 5); | |
| ASSERT_EQUAL(ud[0].size(), 5); | |
| ASSERT_EQUAL(ud[1].begin(), 5); | |
| ASSERT_EQUAL(ud[1].end(), 10); | |
| ASSERT_EQUAL(ud[1].size(), 5); | |
| } | |
| { | |
| // [0,4)[4,8)[8,10) | |
| uniform_decomposition<int> ud(10, 2, 3); | |
| ASSERT_EQUAL(ud.size(), 3); | |
| ASSERT_EQUAL(ud[0].begin(), 0); | |
| ASSERT_EQUAL(ud[0].end(), 4); | |
| ASSERT_EQUAL(ud[0].size(), 4); | |
| ASSERT_EQUAL(ud[1].begin(), 4); | |
| ASSERT_EQUAL(ud[1].end(), 8); | |
| ASSERT_EQUAL(ud[1].size(), 4); | |
| ASSERT_EQUAL(ud[2].begin(), 8); | |
| ASSERT_EQUAL(ud[2].end(), 10); | |
| ASSERT_EQUAL(ud[2].size(), 2); | |
| } | |
| } | |
| DECLARE_UNITTEST(TestUniformDecomposition); | |