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author | Etienne Samson <samson.etienne@gmail.com> | 2019-01-30 02:14:11 +0100 |
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committer | Etienne Samson <samson.etienne@gmail.com> | 2019-01-30 02:14:11 +0100 |
commit | 4e3949b73e2dfcc0dfe29c1f39c813769772d44f (patch) | |
tree | eb15d778f69f21a0ecf4d5121b48b2a42f9ef1c2 | |
parent | cf14215deda8fa8ec0da7567e15f0acb8035d162 (diff) | |
download | libgit2-4e3949b73e2dfcc0dfe29c1f39c813769772d44f.tar.gz |
tests: test that largefiles can be read through the tree API
-rw-r--r-- | src/posix.c | 17 | ||||
-rw-r--r-- | src/posix.h | 1 | ||||
-rw-r--r-- | src/win32/posix_w32.c | 6 | ||||
-rw-r--r-- | tests/object/tree/read.c | 53 |
4 files changed, 77 insertions, 0 deletions
diff --git a/src/posix.c b/src/posix.c index bffe02e05..ef48c6012 100644 --- a/src/posix.c +++ b/src/posix.c @@ -216,6 +216,23 @@ int p_write(git_file fd, const void *buf, size_t cnt) return 0; } +int p_fallocate(int fd, off_t offset, off_t len) +{ +#ifdef __APPLE__ + fstore_t prealloc; + + memset(&prealloc, 0, sizeof(prealloc)); + prealloc.fst_flags = F_ALLOCATEALL; + prealloc.fst_posmode = F_PEOFPOSMODE; + prealloc.fst_offset = offset; + prealloc.fst_length = len; + + return fcntl(fd, F_PREALLOCATE, &prealloc); +#else + return posix_fallocate(fd, offset, len); +#endif +} + #ifdef NO_MMAP #include "map.h" diff --git a/src/posix.h b/src/posix.h index 2934f2479..0119b6bb7 100644 --- a/src/posix.h +++ b/src/posix.h @@ -115,6 +115,7 @@ extern int p_open(const char *path, int flags, ...); extern int p_creat(const char *path, mode_t mode); extern int p_getcwd(char *buffer_out, size_t size); extern int p_rename(const char *from, const char *to); +extern int p_fallocate(int fd, off_t offset, off_t len); extern int git__page_size(size_t *page_size); extern int git__mmap_alignment(size_t *page_size); diff --git a/src/win32/posix_w32.c b/src/win32/posix_w32.c index d8bbebb5d..835804de4 100644 --- a/src/win32/posix_w32.c +++ b/src/win32/posix_w32.c @@ -516,6 +516,12 @@ int p_creat(const char *path, mode_t mode) return p_open(path, O_WRONLY | O_CREAT | O_TRUNC, mode); } +int p_fallocate(int fd, off_t offset, off_t len) +{ + error = ENOSYS; + return -1; +} + int p_utimes(const char *path, const struct p_timeval times[2]) { git_win32_path wpath; diff --git a/tests/object/tree/read.c b/tests/object/tree/read.c index a0eae11d1..ee3dc788c 100644 --- a/tests/object/tree/read.c +++ b/tests/object/tree/read.c @@ -73,3 +73,56 @@ void test_object_tree_read__two(void) git_object_free(obj); git_tree_free(tree); } + +#define BIGFILE "bigfile" +#define BIGFILE_SIZE (off_t)4 * 1024 * 1024 * 1024 /* 4 GiB */ + +void test_object_tree_read__largefile(void) +{ + git_reference *ref; + git_commit *commit; + git_tree *tree; + git_oid oid; + const git_tree_entry *entry; + git_object *object; + git_buf file = GIT_BUF_INIT; + int fd; + git_index *idx; + +#ifdef GIT_WIN32 + cl_skip(); +#endif + + if (!cl_is_env_set("GITTEST_INVASIVE_FS_SIZE")) + cl_skip(); + + cl_git_pass(git_reference_lookup(&ref, g_repo, "refs/heads/master")); + cl_git_pass(git_repository_index(&idx, g_repo)); + + cl_git_pass(git_buf_puts(&file, git_repository_workdir(g_repo))); + cl_git_pass(git_buf_joinpath(&file, file.ptr, BIGFILE)); + + fd = p_open(git_buf_cstr(&file), O_CREAT|O_RDWR, 0644); + cl_assert_(fd >= 0, "invalid file descriptor"); + + cl_must_pass(p_fallocate(fd, 0, BIGFILE_SIZE)); + cl_must_pass(p_close(fd)); + + cl_git_pass(git_index_add_bypath(idx, BIGFILE)); + cl_repo_commit_from_index(&oid, g_repo, NULL, 0, "bigfile"); + + cl_git_pass(git_commit_lookup(&commit, g_repo, &oid)); + cl_git_pass(git_commit_tree(&tree, commit)); + + entry = git_tree_entry_byname(tree, BIGFILE); + cl_assert_(entry, "entry was NULL"); + + cl_git_pass(git_tree_entry_to_object(&object, g_repo, entry)); + + git_buf_dispose(&file); + git_object_free(object); + git_tree_free(tree); + git_index_free(idx); + git_commit_free(commit); + git_reference_free(ref); +} |