Some tests

test.c

@@ -0,0 +1,31 @@
+#include "hash/crc32.h"
+#include "hash/djb2.h"
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+
+int main(void) {
+    assert(crc32("123456789", 9) == 0xCBF43926);
+    assert(crc32("", 0) == 0x00000000);
+    assert(crc32("a", 1) == 0xE8B7BE43);
+    assert(crc32("A", 1) == 0xD3D99E8B);
+    assert(crc32("hello", 5) == 0x3610A686);
+    assert(crc32("The quick brown fox jumps over the lazy dog", 43) == 0x414FA339);
+    assert(crc32("The quick brown fox jumps over the lazy dog.", 44) == 0x519025E9);
+
+    /* Keep in mind the update api requires initialization and finalization */
+    uint32_t crc = crc32_init();
+    crc = crc32_update_raw(crc, "a", 1);
+    crc = crc32_finalize(crc);
+
+    assert(crc == crc32("a", 1));
+    assert(crc == 0xE8B7BE43);
+
+    assert(djb2("Hello") == 0x000000310D4F2079);
+    assert(djb2("a") == 0x000000000002B606);
+    assert(djb2("A") == 0x000000000002B5E6);
+    assert(djb2("123456789") == 0x0377821035CDBB82);
+
+    printf("All good!\n");
+    exit(EXIT_SUCCESS);
+}