50 lines
1.5 KiB
C
50 lines
1.5 KiB
C
#include "c_Test.h"
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#include "c_Digraph.h"
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#include "c_TransitiveClosure.h"
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TEST_CASE(test_transitive_closure_reachability) {
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c_Digraph_t g;
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c_err_t err = c_Digraph_Init(&g, 4, NULL);
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ASSERT_INT_EQ(C_SUCCESS, err);
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/* Construct a graph topology:
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* 0 -> 1 -> 2
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* 3 (Isolated component node)
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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_TransitiveClosure_t tc;
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err = c_TransitiveClosure_Init(&tc, &g, NULL);
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ASSERT_INT_EQ(C_SUCCESS, err);
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/* Verify standard forward reachability mappings */
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ASSERT_TRUE(c_TransitiveClosure_Reachable(&tc, 0, 1));
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ASSERT_TRUE(c_TransitiveClosure_Reachable(&tc, 0, 2)); /* Transitive step: 0 can reach 2 via 1 */
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ASSERT_TRUE(c_TransitiveClosure_Reachable(&tc, 1, 2));
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/* Verify unreachable path invariants */
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ASSERT_FALSE(c_TransitiveClosure_Reachable(&tc, 2, 0)); /* Backwards parsing is invalid */
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ASSERT_FALSE(c_TransitiveClosure_Reachable(&tc, 0, 3)); /* 3 is completely disconnected */
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ASSERT_FALSE(c_TransitiveClosure_Reachable(&tc, 3, 2));
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/* Verify safe fallback check limits on out-of-bounds queries */
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ASSERT_FALSE(c_TransitiveClosure_Reachable(&tc, 0, 99));
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ASSERT_FALSE(c_TransitiveClosure_Reachable(&tc, 99, 1));
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c_TransitiveClosure_Destroy(&tc);
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c_Digraph_Destroy(&g);
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}
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int main(int argc, char** argv){
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TEST_START(Component Tests);
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// Execution list configurations
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RUN_TEST(test_transitive_closure_reachability);
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TEST_REPORT();
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RETURN_TEST_STATUS;
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}
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