108 lines
2.4 KiB
C
108 lines
2.4 KiB
C
#include <string.h>
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#include "mh/hashes.h"
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#include "mh/multihash.h"
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#include "ipfs/cid/cid.h"
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#include "ipfs/multibase/multibase.h"
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#include "libp2p/crypto/sha256.h"
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int test_cid_new_free() {
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struct Cid cid;
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const unsigned char* hash = "ABC123";
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int retVal = cid_new(0, (unsigned char*)hash, strlen((char*)hash), CID_PROTOBUF, &cid);
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if (retVal == 0)
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return 0;
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if (cid.version != 0)
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return 0;
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if (cid.codec != CID_PROTOBUF)
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return 0;
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if (cid.hash_length != strlen((char*)hash))
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return 0;
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if (strncmp((char*)cid.hash, (char*)hash, 6) != 0)
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return 0;
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return cid_free(&cid);
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}
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/***
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* Test sending a multibase encoded multihash into cid_cast method
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* that should return a Cid struct
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*/
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int test_cid_cast_multihash() {
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// first, build a multihash
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char* string_to_hash = "Hello, World!";
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unsigned char hashed[32];
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memset(hashed, 0, 32);
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// hash the string
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libp2p_crypto_hashing_sha256(string_to_hash, strlen(string_to_hash), hashed);
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size_t multihash_size = mh_new_length(MH_H_SHA2_256, 32);
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unsigned char multihash[multihash_size];
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memset(multihash, 0, multihash_size);
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unsigned char* ptr = multihash;
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int retVal = mh_new(ptr, MH_H_SHA2_256, hashed, 32);
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if (retVal < 0)
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return 0;
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// now call cast
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struct Cid cid;
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retVal = cid_cast(multihash, multihash_size, &cid);
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if (retVal == 0)
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return 0;
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// check results
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if (cid.version != 0)
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return 0;
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if (cid.hash_length != 32)
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return 0;
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if (cid.codec != CID_PROTOBUF)
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return 0;
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if (strncmp(hashed, cid.hash, 32) != 0)
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return 0;
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return 1;
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}
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int test_cid_cast_non_multihash() {
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// first, build a hash
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char* string_to_hash = "Hello, World!";
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unsigned char hashed[32];
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memset(hashed, 0, 32);
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// hash the string
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libp2p_crypto_hashing_sha256(string_to_hash, strlen(string_to_hash), hashed);
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// now make it a hash with a version and codec embedded in varints before the hash
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size_t array_size = 34; // 32 for the hash, 2 for the 2 varints
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unsigned char array[array_size];
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memset(array, 0, array_size);
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// first the version
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array[0] = 0;
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// then the codec
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array[1] = CID_PROTOBUF;
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// then the hash
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memcpy(&array[2], hashed, 32);
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// now call cast
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struct Cid cid;
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int retVal = cid_cast(array, array_size, &cid);
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if (retVal == 0)
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return 0;
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// check results
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if (cid.version != 0)
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return 0;
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if (cid.hash_length != 32)
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return 0;
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if (cid.codec != CID_PROTOBUF)
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return 0;
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if (strncmp(hashed, cid.hash, 32) != 0)
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return 0;
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return 1;
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}
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