paulhorn
88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
/* test/storage/test_page.c
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*
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* TDD-Zyklus: test_page_create
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* RED -> diese Datei schreiben, noch kein page.c -> Linker-Fehler
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* GREEN -> page_create() + page_free() in page.c implementieren
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*/
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#include "pauldb/storage.h"
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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static void
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test_create_returns_non_null(void)
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{
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Page* p = page_create(42);
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assert(p != NULL);
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page_free(p);
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printf(" OK: page_create(42) returns non-NULL\n");
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}
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static void
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test_insert_returns_slot_id(void)
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{
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Page* p = page_create(4);
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int slot_id = page_insert(p, "Hallo", 5);
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assert(slot_id == 0);
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page_free(p);
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printf(" OK: Insert\n");
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}
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static void
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test_insert_and_get(void)
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{
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Page* p = page_create(1);
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int slot = page_insert(p, "ABAP", 4);
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assert(slot == 0);
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size_t len = 0;
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void* result = page_get(p, 0, &len);
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assert(result != NULL);
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assert(len == 4);
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assert(memcmp(result, "ABAP", 4) == 0);
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page_free(p);
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printf(" OK: insert + get roundtrip\n");
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}
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static void
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test_multiple_inserts(void)
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{
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Page* p = page_create(2);
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assert(page_insert(p, "ABAP", 4) == 0);
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assert(page_insert(p, "HANA", 4) == 1);
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assert(page_insert(p, "CDS", 3) == 2);
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size_t len = 0;
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assert(memcmp(page_get(p, 0, &len), "ABAP", 4) == 0);
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assert(memcmp(page_get(p, 1, &len), "HANA", 4) == 0);
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assert(memcmp(page_get(p, 2, &len), "CDS", 3) == 0);
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page_free(p);
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printf(" OK: multiple inserts\n");
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}
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static void
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test_invalid_slot_returns_null(void)
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{
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Page* p = page_create(3);
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assert(page_get(p, 99, NULL) == NULL);
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page_free(p);
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printf(" OK: invalid slot returns NULL\n");
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}
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int
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main(void)
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{
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printf("=== test_page ===\n");
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test_create_returns_non_null();
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test_insert_returns_slot_id();
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test_insert_and_get();
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test_multiple_inserts();
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test_invalid_slot_returns_null();
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printf("All tests passed.\n");
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return 0;
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} |