thodg/libgit2/tests-clar/object/raw/hash.c

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• Hash : 8005c6d4
  Author :
  Date : 2013-02-26T01:03:56
  

  Revert "hash: remove git_hash_init from internal api" This reverts commit efe7fad6c96a3d6197a218aeaa561ec676794499, except for the indentation fixes.

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• tests-clar/object/raw/hash.c

• 
  #include "clar_libgit2.h"
  
  #include "odb.h"
  #include "hash.h"
  
  #include "data.h"
  
  static void hash_object_pass(git_oid *oid, git_rawobj *obj)
  {
  	cl_git_pass(git_odb_hash(oid, obj->data, obj->len, obj->type));
  }
  static void hash_object_fail(git_oid *oid, git_rawobj *obj)
  {
  	cl_git_fail(git_odb_hash(oid, obj->data, obj->len, obj->type));
  }
  
  static char *hello_id = "22596363b3de40b06f981fb85d82312e8c0ed511";
  static char *hello_text = "hello world\n";
  
  static char *bye_id = "ce08fe4884650f067bd5703b6a59a8b3b3c99a09";
  static char *bye_text = "bye world\n";
  
  void test_object_raw_hash__hash_by_blocks(void)
  {
  	git_hash_ctx ctx;
  	git_oid id1, id2;
  
  	cl_git_pass(git_hash_ctx_init(&ctx));
  
  	/* should already be init'd */
  	cl_git_pass(git_hash_update(&ctx, hello_text, strlen(hello_text)));
  	cl_git_pass(git_hash_final(&id2, &ctx));
  	cl_git_pass(git_oid_fromstr(&id1, hello_id));
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  
  	/* reinit should permit reuse */
  	cl_git_pass(git_hash_init(&ctx));
  	cl_git_pass(git_hash_update(&ctx, bye_text, strlen(bye_text)));
  	cl_git_pass(git_hash_final(&id2, &ctx));
  	cl_git_pass(git_oid_fromstr(&id1, bye_id));
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  
  	git_hash_ctx_cleanup(&ctx);
  }
  
  void test_object_raw_hash__hash_buffer_in_single_call(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, hello_id));
  	git_hash_buf(&id2, hello_text, strlen(hello_text));
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_vector(void)
  {
  	git_oid id1, id2;
  	git_buf_vec vec[2];
  
  	cl_git_pass(git_oid_fromstr(&id1, hello_id));
  
  	vec[0].data = hello_text;
  	vec[0].len  = 4;
  	vec[1].data = hello_text+4;
  	vec[1].len  = strlen(hello_text)-4;
  
  	git_hash_vec(&id2, vec, 2);
  
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_junk_data(void)
  {
  	git_oid id, id_zero;
  
  	cl_git_pass(git_oid_fromstr(&id_zero, zero_id));
  
  	/* invalid types: */
  	junk_obj.data = some_data;
  	hash_object_fail(&id, &junk_obj);
  
  	junk_obj.type = GIT_OBJ__EXT1;
  	hash_object_fail(&id, &junk_obj);
  
  	junk_obj.type = GIT_OBJ__EXT2;
  	hash_object_fail(&id, &junk_obj);
  
  	junk_obj.type = GIT_OBJ_OFS_DELTA;
  	hash_object_fail(&id, &junk_obj);
  
  	junk_obj.type = GIT_OBJ_REF_DELTA;
  	hash_object_fail(&id, &junk_obj);
  
  	/* data can be NULL only if len is zero: */
  	junk_obj.type = GIT_OBJ_BLOB;
  	junk_obj.data = NULL;
  	hash_object_pass(&id, &junk_obj);
  	cl_assert(git_oid_cmp(&id, &id_zero) == 0);
  
  	junk_obj.len = 1;
  	hash_object_fail(&id, &junk_obj);
  }
  
  void test_object_raw_hash__hash_commit_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, commit_id));
  	hash_object_pass(&id2, &commit_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_tree_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, tree_id));
  	hash_object_pass(&id2, &tree_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_tag_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, tag_id));
  	hash_object_pass(&id2, &tag_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_zero_length_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, zero_id));
  	hash_object_pass(&id2, &zero_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_one_byte_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, one_id));
  	hash_object_pass(&id2, &one_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_two_byte_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, two_id));
  	hash_object_pass(&id2, &two_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  
  void test_object_raw_hash__hash_multi_byte_object(void)
  {
  	git_oid id1, id2;
  
  	cl_git_pass(git_oid_fromstr(&id1, some_id));
  	hash_object_pass(&id2, &some_obj);
  	cl_assert(git_oid_cmp(&id1, &id2) == 0);
  }
  

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