55 lines
1.5 KiB
C
55 lines
1.5 KiB
C
#include "c_Test.h"
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#include "c_Digraph.h"
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#include "c_GabowSCC.h"
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TEST_CASE(test_gabow_scc_clustering) {
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c_Digraph_t g;
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c_err_t err = c_Digraph_Init(&g, 5, NULL);
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ASSERT_INT_EQ(C_SUCCESS, err);
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/* Graph layout matching standard component test tracks:
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* Component 1: 0 -> 1 -> 2 -> 0
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* Bridge edge: 2 -> 3
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* Component 2: 3 -> 4 -> 3
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*/
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c_Digraph_AddEdge(&g, 0, 1);
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c_Digraph_AddEdge(&g, 1, 2);
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c_Digraph_AddEdge(&g, 2, 0);
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c_Digraph_AddEdge(&g, 2, 3);
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c_Digraph_AddEdge(&g, 3, 4);
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c_Digraph_AddEdge(&g, 4, 3);
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c_GabowSCC_t scc;
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err = c_GabowSCC_Init(&scc, &g, NULL);
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ASSERT_INT_EQ(C_SUCCESS, err);
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/* Verify count profile */
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ASSERT_LL_EQ(2, c_GabowSCC_GetCount(&scc));
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/* Verify internal associations layout */
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ASSERT_TRUE(c_GabowSCC_StronglyConnected(&scc, 0, 1));
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ASSERT_TRUE(c_GabowSCC_StronglyConnected(&scc, 1, 2));
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ASSERT_TRUE(c_GabowSCC_StronglyConnected(&scc, 3, 4));
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ASSERT_FALSE(c_GabowSCC_StronglyConnected(&scc, 0, 3));
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/* Check boundary protections fallback indices */
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ASSERT_LL_EQ(C_SIZE_MAX, c_GabowSCC_GetId(&scc, 99));
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c_GabowSCC_Destroy(&scc);
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c_Digraph_Destroy(&g);
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}
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int main(void) {
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/* Bootstrapping test environment wrapper */
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TEST_START(Test);
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/* Run specified edge cases */
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RUN_TEST(test_gabow_scc_clustering);
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/* Generate total logging matrix summaries sheet */
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TEST_REPORT();
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/* Unwind tracking status frames code signals */
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RETURN_TEST_STATUS;
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}
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