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Diffstat (limited to 'tests/libgit2/object/tree/write.c')
| -rw-r--r-- | tests/libgit2/object/tree/write.c | 526 |
1 files changed, 526 insertions, 0 deletions
diff --git a/tests/libgit2/object/tree/write.c b/tests/libgit2/object/tree/write.c new file mode 100644 index 000000000..a4ceb35b6 --- /dev/null +++ b/tests/libgit2/object/tree/write.c @@ -0,0 +1,526 @@ +#include "clar_libgit2.h" + +#include "tree.h" + +static const char *blob_oid = "fa49b077972391ad58037050f2a75f74e3671e92"; +static const char *first_tree = "181037049a54a1eb5fab404658a3a250b44335d7"; +static const char *second_tree = "f60079018b664e4e79329a7ef9559c8d9e0378d1"; +static const char *third_tree = "eb86d8b81d6adbd5290a935d6c9976882de98488"; + +static git_repository *g_repo; + +/* Fixture setup and teardown */ +void test_object_tree_write__initialize(void) +{ + g_repo = cl_git_sandbox_init("testrepo"); +} + +void test_object_tree_write__cleanup(void) +{ + cl_git_sandbox_cleanup(); + + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_OBJECT_CREATION, 1)); +} + +void test_object_tree_write__from_memory(void) +{ + /* write a tree from a memory */ + git_treebuilder *builder; + git_tree *tree; + git_oid id, bid, rid, id2; + + git_oid_fromstr(&id, first_tree); + git_oid_fromstr(&id2, second_tree); + git_oid_fromstr(&bid, blob_oid); + + /* create a second tree from first tree using `git_treebuilder_insert` + * on REPOSITORY_FOLDER. + */ + cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); + cl_git_pass(git_treebuilder_new(&builder, g_repo, tree)); + + cl_git_fail(git_treebuilder_insert(NULL, builder, "", + &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, "/", + &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git", + &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, "..", + &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, ".", + &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, "folder/new.txt", + &bid, GIT_FILEMODE_BLOB)); + + cl_git_pass(git_treebuilder_insert( + NULL, builder, "new.txt", &bid, GIT_FILEMODE_BLOB)); + + cl_git_pass(git_treebuilder_write(&rid, builder)); + + cl_assert(git_oid_cmp(&rid, &id2) == 0); + + git_treebuilder_free(builder); + git_tree_free(tree); +} + +void test_object_tree_write__subtree(void) +{ + /* write a hierarchical tree from a memory */ + git_treebuilder *builder; + git_tree *tree; + git_oid id, bid, subtree_id, id2, id3; + git_oid id_hiearar; + + git_oid_fromstr(&id, first_tree); + git_oid_fromstr(&id2, second_tree); + git_oid_fromstr(&id3, third_tree); + git_oid_fromstr(&bid, blob_oid); + + /* create subtree */ + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + cl_git_pass(git_treebuilder_insert( + NULL, builder, "new.txt", &bid, GIT_FILEMODE_BLOB)); /* -V536 */ + cl_git_pass(git_treebuilder_write(&subtree_id, builder)); + git_treebuilder_free(builder); + + /* create parent tree */ + cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); + cl_git_pass(git_treebuilder_new(&builder, g_repo, tree)); + cl_git_pass(git_treebuilder_insert( + NULL, builder, "new", &subtree_id, GIT_FILEMODE_TREE)); /* -V536 */ + cl_git_pass(git_treebuilder_write(&id_hiearar, builder)); + git_treebuilder_free(builder); + git_tree_free(tree); + + cl_assert(git_oid_cmp(&id_hiearar, &id3) == 0); + + /* check data is correct */ + cl_git_pass(git_tree_lookup(&tree, g_repo, &id_hiearar)); + cl_assert(2 == git_tree_entrycount(tree)); + git_tree_free(tree); +} + +/* + * And the Lord said: Is this tree properly sorted? + */ +void test_object_tree_write__sorted_subtrees(void) +{ + git_treebuilder *builder; + git_tree *tree; + unsigned int i; + int position_c = -1, position_cake = -1, position_config = -1; + + struct { + unsigned int attr; + const char *filename; + } entries[] = { + { GIT_FILEMODE_BLOB, ".gitattributes" }, + { GIT_FILEMODE_BLOB, ".gitignore" }, + { GIT_FILEMODE_BLOB, ".htaccess" }, + { GIT_FILEMODE_BLOB, "Capfile" }, + { GIT_FILEMODE_BLOB, "Makefile"}, + { GIT_FILEMODE_BLOB, "README"}, + { GIT_FILEMODE_TREE, "app"}, + { GIT_FILEMODE_TREE, "cake"}, + { GIT_FILEMODE_TREE, "config"}, + { GIT_FILEMODE_BLOB, "c"}, + { GIT_FILEMODE_BLOB, "git_test.txt"}, + { GIT_FILEMODE_BLOB, "htaccess.htaccess"}, + { GIT_FILEMODE_BLOB, "index.php"}, + { GIT_FILEMODE_TREE, "plugins"}, + { GIT_FILEMODE_TREE, "schemas"}, + { GIT_FILEMODE_TREE, "ssl-certs"}, + { GIT_FILEMODE_TREE, "vendors"} + }; + + git_oid bid, tid, tree_oid; + + cl_git_pass(git_oid_fromstr(&bid, blob_oid)); + cl_git_pass(git_oid_fromstr(&tid, first_tree)); + + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + for (i = 0; i < ARRAY_SIZE(entries); ++i) { + git_oid *id = entries[i].attr == GIT_FILEMODE_TREE ? &tid : &bid; + + cl_git_pass(git_treebuilder_insert(NULL, + builder, entries[i].filename, id, entries[i].attr)); + } + + cl_git_pass(git_treebuilder_write(&tree_oid, builder)); + + cl_git_pass(git_tree_lookup(&tree, g_repo, &tree_oid)); + for (i = 0; i < git_tree_entrycount(tree); i++) { + const git_tree_entry *entry = git_tree_entry_byindex(tree, i); + + if (strcmp(entry->filename, "c") == 0) + position_c = i; + + if (strcmp(entry->filename, "cake") == 0) + position_cake = i; + + if (strcmp(entry->filename, "config") == 0) + position_config = i; + } + + git_tree_free(tree); + + cl_assert(position_c != -1); + cl_assert(position_cake != -1); + cl_assert(position_config != -1); + + cl_assert(position_c < position_cake); + cl_assert(position_cake < position_config); + + git_treebuilder_free(builder); +} + +static struct { + unsigned int attr; + const char *filename; +} _entries[] = { + { GIT_FILEMODE_BLOB, "aardvark" }, + { GIT_FILEMODE_BLOB, ".first" }, + { GIT_FILEMODE_BLOB, "apple" }, + { GIT_FILEMODE_BLOB, "last"}, + { GIT_FILEMODE_BLOB, "apple_after"}, + { GIT_FILEMODE_BLOB, "after_aardvark"}, + { 0, NULL }, +}; + +void test_object_tree_write__removing_and_re_adding_in_treebuilder(void) +{ + git_treebuilder *builder; + int i, aardvark_i, apple_i, apple_after_i, apple_extra_i, last_i; + git_oid entry_oid, tree_oid; + git_tree *tree; + + cl_git_pass(git_oid_fromstr(&entry_oid, blob_oid)); + + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + cl_assert_equal_i(0, (int)git_treebuilder_entrycount(builder)); + + for (i = 0; _entries[i].filename; ++i) + cl_git_pass(git_treebuilder_insert(NULL, + builder, _entries[i].filename, &entry_oid, _entries[i].attr)); + + cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_remove(builder, "apple")); + cl_assert_equal_i(5, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_remove(builder, "apple_after")); + cl_assert_equal_i(4, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_insert( + NULL, builder, "before_last", &entry_oid, GIT_FILEMODE_BLOB)); + cl_assert_equal_i(5, (int)git_treebuilder_entrycount(builder)); + + /* reinsert apple_after */ + cl_git_pass(git_treebuilder_insert( + NULL, builder, "apple_after", &entry_oid, GIT_FILEMODE_BLOB)); + cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_remove(builder, "last")); + cl_assert_equal_i(5, (int)git_treebuilder_entrycount(builder)); + + /* reinsert last */ + cl_git_pass(git_treebuilder_insert( + NULL, builder, "last", &entry_oid, GIT_FILEMODE_BLOB)); + cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_insert( + NULL, builder, "apple_extra", &entry_oid, GIT_FILEMODE_BLOB)); + cl_assert_equal_i(7, (int)git_treebuilder_entrycount(builder)); + + cl_git_pass(git_treebuilder_write(&tree_oid, builder)); + + git_treebuilder_free(builder); + + cl_git_pass(git_tree_lookup(&tree, g_repo, &tree_oid)); + + cl_assert_equal_i(7, (int)git_tree_entrycount(tree)); + + cl_assert(git_tree_entry_byname(tree, ".first") != NULL); + cl_assert(git_tree_entry_byname(tree, "apple") == NULL); + cl_assert(git_tree_entry_byname(tree, "apple_after") != NULL); + cl_assert(git_tree_entry_byname(tree, "apple_extra") != NULL); + cl_assert(git_tree_entry_byname(tree, "last") != NULL); + + aardvark_i = apple_i = apple_after_i = apple_extra_i = last_i = -1; + + for (i = 0; i < 7; ++i) { + const git_tree_entry *entry = git_tree_entry_byindex(tree, i); + + if (!strcmp(entry->filename, "aardvark")) + aardvark_i = i; + else if (!strcmp(entry->filename, "apple")) + apple_i = i; + else if (!strcmp(entry->filename, "apple_after")) + apple_after_i = i; + else if (!strcmp(entry->filename, "apple_extra")) + apple_extra_i = i; + else if (!strcmp(entry->filename, "last")) + last_i = i; + } + + cl_assert_equal_i(-1, apple_i); + cl_assert_equal_i(6, last_i); + cl_assert(aardvark_i < apple_after_i); + cl_assert(apple_after_i < apple_extra_i); + + git_tree_free(tree); +} + +static int treebuilder_filter_prefixed( + const git_tree_entry *entry, void *payload) +{ + return !git__prefixcmp(git_tree_entry_name(entry), payload); +} + +void test_object_tree_write__filtering(void) +{ + git_treebuilder *builder; + int i; + git_oid entry_oid, tree_oid; + git_tree *tree; + + git_oid_fromstr(&entry_oid, blob_oid); + + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + for (i = 0; _entries[i].filename; ++i) + cl_git_pass(git_treebuilder_insert(NULL, + builder, _entries[i].filename, &entry_oid, _entries[i].attr)); + + cl_assert_equal_i(6, (int)git_treebuilder_entrycount(builder)); + + cl_assert(git_treebuilder_get(builder, "apple") != NULL); + cl_assert(git_treebuilder_get(builder, "aardvark") != NULL); + cl_assert(git_treebuilder_get(builder, "last") != NULL); + + git_treebuilder_filter(builder, treebuilder_filter_prefixed, "apple"); + + cl_assert_equal_i(4, (int)git_treebuilder_entrycount(builder)); + + cl_assert(git_treebuilder_get(builder, "apple") == NULL); + cl_assert(git_treebuilder_get(builder, "aardvark") != NULL); + cl_assert(git_treebuilder_get(builder, "last") != NULL); + + git_treebuilder_filter(builder, treebuilder_filter_prefixed, "a"); + + cl_assert_equal_i(2, (int)git_treebuilder_entrycount(builder)); + + cl_assert(git_treebuilder_get(builder, "aardvark") == NULL); + cl_assert(git_treebuilder_get(builder, "last") != NULL); + + cl_git_pass(git_treebuilder_write(&tree_oid, builder)); + + git_treebuilder_free(builder); + + cl_git_pass(git_tree_lookup(&tree, g_repo, &tree_oid)); + + cl_assert_equal_i(2, (int)git_tree_entrycount(tree)); + + git_tree_free(tree); +} + +void test_object_tree_write__cruel_paths(void) +{ + static const char *the_paths[] = { + "C:\\", + " : * ? \" \n < > |", + "a\\b", + "\\\\b\a", + ":\\", + "COM1", + "foo.aux", + REP1024("1234"), /* 4096 char string */ + REP1024("12345678"), /* 8192 char string */ + "\xC5\xAA\x6E\xC4\xAD\x63\xC5\x8D\x64\x65\xCC\xBD", /* Ūnĭcōde̽ */ + NULL + }; + git_treebuilder *builder; + git_tree *tree; + git_oid id, bid, subid; + const char **scan; + int count = 0, i, j; + git_tree_entry *te; + + git_oid_fromstr(&bid, blob_oid); + + /* create tree */ + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + for (scan = the_paths; *scan; ++scan) { + cl_git_pass(git_treebuilder_insert( + NULL, builder, *scan, &bid, GIT_FILEMODE_BLOB)); + count++; + } + cl_git_pass(git_treebuilder_write(&id, builder)); + git_treebuilder_free(builder); + + /* check data is correct */ + cl_git_pass(git_tree_lookup(&tree, g_repo, &id)); + + cl_assert_equal_i(count, git_tree_entrycount(tree)); + + for (scan = the_paths; *scan; ++scan) { + const git_tree_entry *cte = git_tree_entry_byname(tree, *scan); + cl_assert(cte != NULL); + cl_assert_equal_s(*scan, git_tree_entry_name(cte)); + } + for (scan = the_paths; *scan; ++scan) { + cl_git_pass(git_tree_entry_bypath(&te, tree, *scan)); + cl_assert_equal_s(*scan, git_tree_entry_name(te)); + git_tree_entry_free(te); + } + + git_tree_free(tree); + + /* let's try longer paths */ + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + for (scan = the_paths; *scan; ++scan) { + cl_git_pass(git_treebuilder_insert( + NULL, builder, *scan, &id, GIT_FILEMODE_TREE)); + } + cl_git_pass(git_treebuilder_write(&subid, builder)); + git_treebuilder_free(builder); + + /* check data is correct */ + cl_git_pass(git_tree_lookup(&tree, g_repo, &subid)); + + cl_assert_equal_i(count, git_tree_entrycount(tree)); + + for (i = 0; i < count; ++i) { + for (j = 0; j < count; ++j) { + git_str b = GIT_STR_INIT; + cl_git_pass(git_str_joinpath(&b, the_paths[i], the_paths[j])); + cl_git_pass(git_tree_entry_bypath(&te, tree, b.ptr)); + cl_assert_equal_s(the_paths[j], git_tree_entry_name(te)); + git_tree_entry_free(te); + git_str_dispose(&b); + } + } + + git_tree_free(tree); +} + +void test_object_tree_write__protect_filesystems(void) +{ + git_treebuilder *builder; + git_oid bid; + + cl_git_pass(git_oid_fromstr(&bid, "fa49b077972391ad58037050f2a75f74e3671e92")); + + /* Ensure that (by default) we can write objects with funny names on + * platforms that are not affected. + */ + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git.", &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, "git~1", &bid, GIT_FILEMODE_BLOB)); + +#ifndef __APPLE__ + cl_git_pass(git_treebuilder_insert(NULL, builder, ".git\xef\xbb\xbf", &bid, GIT_FILEMODE_BLOB)); + cl_git_pass(git_treebuilder_insert(NULL, builder, ".git\xe2\x80\xad", &bid, GIT_FILEMODE_BLOB)); +#endif + + git_treebuilder_free(builder); + + /* Now turn on core.protectHFS and core.protectNTFS and validate that these + * paths are rejected. + */ + + cl_repo_set_bool(g_repo, "core.protectHFS", true); + cl_repo_set_bool(g_repo, "core.protectNTFS", true); + + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git.", &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, "git~1", &bid, GIT_FILEMODE_BLOB)); + + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git\xef\xbb\xbf", &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git\xe2\x80\xad", &bid, GIT_FILEMODE_BLOB)); + cl_git_fail(git_treebuilder_insert(NULL, builder, ".git::$INDEX_ALLOCATION/dummy-file", &bid, GIT_FILEMODE_BLOB)); + + git_treebuilder_free(builder); +} + +static void test_invalid_objects(bool should_allow_invalid) +{ + git_treebuilder *builder; + git_oid valid_blob_id, invalid_blob_id, valid_tree_id, invalid_tree_id; + +#define assert_allowed(expr) \ + clar__assert(!(expr) == should_allow_invalid, \ + __FILE__, __func__, __LINE__, \ + (should_allow_invalid ? \ + "Expected function call to succeed: " #expr : \ + "Expected function call to fail: " #expr), \ + NULL, 1) + + cl_git_pass(git_oid_fromstr(&valid_blob_id, blob_oid)); + cl_git_pass(git_oid_fromstr(&invalid_blob_id, + "1234567890123456789012345678901234567890")); + cl_git_pass(git_oid_fromstr(&valid_tree_id, first_tree)); + cl_git_pass(git_oid_fromstr(&invalid_tree_id, + "0000000000111111111122222222223333333333")); + + cl_git_pass(git_treebuilder_new(&builder, g_repo, NULL)); + + /* test valid blobs and trees (these should always pass) */ + cl_git_pass(git_treebuilder_insert(NULL, builder, "file.txt", &valid_blob_id, GIT_FILEMODE_BLOB)); + cl_git_pass(git_treebuilder_insert(NULL, builder, "folder", &valid_tree_id, GIT_FILEMODE_TREE)); + + /* replace valid files and folders with invalid ones */ + assert_allowed(git_treebuilder_insert(NULL, builder, "file.txt", &invalid_blob_id, GIT_FILEMODE_BLOB)); + assert_allowed(git_treebuilder_insert(NULL, builder, "folder", &invalid_blob_id, GIT_FILEMODE_BLOB)); + + /* insert new invalid files and folders */ + assert_allowed(git_treebuilder_insert(NULL, builder, "invalid_file.txt", &invalid_blob_id, GIT_FILEMODE_BLOB)); + assert_allowed(git_treebuilder_insert(NULL, builder, "invalid_folder", &invalid_blob_id, GIT_FILEMODE_BLOB)); + + /* insert valid blobs as trees and trees as blobs */ + assert_allowed(git_treebuilder_insert(NULL, builder, "file_as_folder", &valid_blob_id, GIT_FILEMODE_TREE)); + assert_allowed(git_treebuilder_insert(NULL, builder, "folder_as_file.txt", &valid_tree_id, GIT_FILEMODE_BLOB)); + +#undef assert_allowed + + git_treebuilder_free(builder); +} + +static void test_inserting_submodule(void) +{ + git_treebuilder *bld; + git_oid sm_id; + + cl_git_pass(git_oid_fromstr(&sm_id, "da39a3ee5e6b4b0d3255bfef95601890afd80709")); + cl_git_pass(git_treebuilder_new(&bld, g_repo, NULL)); + cl_git_pass(git_treebuilder_insert(NULL, bld, "sm", &sm_id, GIT_FILEMODE_COMMIT)); + git_treebuilder_free(bld); +} + +void test_object_tree_write__object_validity(void) +{ + /* Ensure that we cannot add invalid objects by default */ + test_invalid_objects(false); + test_inserting_submodule(); + + /* Ensure that we can turn off validation */ + cl_git_pass(git_libgit2_opts(GIT_OPT_ENABLE_STRICT_OBJECT_CREATION, 0)); + test_invalid_objects(true); + test_inserting_submodule(); +} + +void test_object_tree_write__invalid_null_oid(void) +{ + git_treebuilder *bld; + git_oid null_oid = {{0}}; + + cl_git_pass(git_treebuilder_new(&bld, g_repo, NULL)); + cl_git_fail(git_treebuilder_insert(NULL, bld, "null_oid_file", &null_oid, GIT_FILEMODE_BLOB)); + cl_assert(git_error_last() && strstr(git_error_last()->message, "null OID") != NULL); + + git_treebuilder_free(bld); +} |