| #include "clar_libgit2.h" |
| #include "buffer.h" |
| #include "posix.h" |
| #include "path.h" |
| #include "fileops.h" |
| |
| static git_repository *repo; |
| static char textual_content[] = "libgit2\n\r\n\0"; |
| |
| void test_object_blob_fromchunks__initialize(void) |
| { |
| repo = cl_git_sandbox_init("testrepo.git"); |
| } |
| |
| void test_object_blob_fromchunks__cleanup(void) |
| { |
| cl_git_sandbox_cleanup(); |
| } |
| |
| static int text_chunked_source_cb(char *content, size_t max_length, void *payload) |
| { |
| int *count; |
| |
| GIT_UNUSED(max_length); |
| |
| count = (int *)payload; |
| (*count)--; |
| |
| if (*count == 0) |
| return 0; |
| |
| strcpy(content, textual_content); |
| return (int)strlen(textual_content); |
| } |
| |
| void test_object_blob_fromchunks__can_create_a_blob_from_a_in_memory_chunk_provider(void) |
| { |
| git_oid expected_oid, oid; |
| git_object *blob; |
| int howmany = 7; |
| |
| cl_git_pass(git_oid_fromstr(&expected_oid, "321cbdf08803c744082332332838df6bd160f8f9")); |
| |
| cl_git_fail_with( |
| git_object_lookup(&blob, repo, &expected_oid, GIT_OBJ_ANY), |
| GIT_ENOTFOUND); |
| |
| cl_git_pass(git_blob_create_fromchunks(&oid, repo, NULL, text_chunked_source_cb, &howmany)); |
| |
| cl_git_pass(git_object_lookup(&blob, repo, &expected_oid, GIT_OBJ_ANY)); |
| cl_assert(git_oid_cmp(&expected_oid, git_object_id(blob)) == 0); |
| |
| git_object_free(blob); |
| } |
| |
| void test_object_blob_fromchunks__doesnot_overwrite_an_already_existing_object(void) |
| { |
| git_buf path = GIT_BUF_INIT; |
| git_buf content = GIT_BUF_INIT; |
| git_oid expected_oid, oid; |
| int howmany = 7; |
| |
| cl_git_pass(git_oid_fromstr(&expected_oid, "321cbdf08803c744082332332838df6bd160f8f9")); |
| |
| cl_git_pass(git_blob_create_fromchunks(&oid, repo, NULL, text_chunked_source_cb, &howmany)); |
| |
| /* Let's replace the content of the blob file storage with something else... */ |
| cl_git_pass(git_buf_joinpath(&path, git_repository_path(repo), "objects/32/1cbdf08803c744082332332838df6bd160f8f9")); |
| cl_git_pass(p_unlink(git_buf_cstr(&path))); |
| cl_git_mkfile(git_buf_cstr(&path), "boom"); |
| |
| /* ...request a creation of the same blob... */ |
| howmany = 7; |
| cl_git_pass(git_blob_create_fromchunks(&oid, repo, NULL, text_chunked_source_cb, &howmany)); |
| |
| /* ...and ensure the content of the faked blob file hasn't been altered */ |
| cl_git_pass(git_futils_readbuffer(&content, git_buf_cstr(&path))); |
| cl_assert(!git__strcmp("boom", git_buf_cstr(&content))); |
| |
| git_buf_free(&path); |
| git_buf_free(&content); |
| } |
| |
| #define GITATTR "* text=auto\n" \ |
| "*.txt text\n" \ |
| "*.data binary\n" |
| |
| static void write_attributes(git_repository *repo) |
| { |
| git_buf buf = GIT_BUF_INIT; |
| |
| cl_git_pass(git_buf_joinpath(&buf, git_repository_path(repo), "info")); |
| cl_git_pass(git_buf_joinpath(&buf, git_buf_cstr(&buf), "attributes")); |
| |
| cl_git_pass(git_futils_mkpath2file(git_buf_cstr(&buf), 0777)); |
| cl_git_rewritefile(git_buf_cstr(&buf), GITATTR); |
| |
| git_buf_free(&buf); |
| } |
| |
| static void assert_named_chunked_blob(const char *expected_sha, const char *fake_name) |
| { |
| git_oid expected_oid, oid; |
| int howmany = 7; |
| |
| cl_git_pass(git_oid_fromstr(&expected_oid, expected_sha)); |
| |
| cl_git_pass(git_blob_create_fromchunks(&oid, repo, fake_name, text_chunked_source_cb, &howmany)); |
| cl_assert(git_oid_cmp(&expected_oid, &oid) == 0); |
| } |
| |
| void test_object_blob_fromchunks__creating_a_blob_from_chunks_honors_the_attributes_directives(void) |
| { |
| write_attributes(repo); |
| |
| assert_named_chunked_blob("321cbdf08803c744082332332838df6bd160f8f9", "dummy.data"); |
| assert_named_chunked_blob("e9671e138a780833cb689753570fd10a55be84fb", "dummy.txt"); |
| assert_named_chunked_blob("e9671e138a780833cb689753570fd10a55be84fb", "dummy.dunno"); |
| } |
| |
| static int failing_chunked_source_cb( |
| char *content, size_t max_length, void *payload) |
| { |
| int *count = (int *)payload; |
| |
| GIT_UNUSED(max_length); |
| |
| (*count)--; |
| if (*count == 0) |
| return -1234; |
| |
| strcpy(content, textual_content); |
| return (int)strlen(textual_content); |
| } |
| |
| void test_object_blob_fromchunks__can_stop_with_error(void) |
| { |
| git_oid expected_oid, oid; |
| git_object *blob; |
| int howmany = 7; |
| |
| cl_git_pass(git_oid_fromstr( |
| &expected_oid, "321cbdf08803c744082332332838df6bd160f8f9")); |
| |
| cl_git_fail_with( |
| git_object_lookup(&blob, repo, &expected_oid, GIT_OBJ_ANY), |
| GIT_ENOTFOUND); |
| |
| cl_git_fail_with(git_blob_create_fromchunks( |
| &oid, repo, NULL, failing_chunked_source_cb, &howmany), -1234); |
| |
| cl_git_fail_with( |
| git_object_lookup(&blob, repo, &expected_oid, GIT_OBJ_ANY), |
| GIT_ENOTFOUND); |
| } |
| |