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https://git.proxmox.com/git/libgit2
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5baa20b86e
Read a tree into an index using `git_index_read_index` (by reading a tree into a new index, then reading that index into the current index), then write the index back out, ensuring that our new index is treesame to the tree that we read.
106 lines
3.1 KiB
C
106 lines
3.1 KiB
C
#include "clar_libgit2.h"
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#include "posix.h"
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#include "index.h"
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static git_repository *_repo;
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static git_index *_index;
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void test_index_read_index__initialize(void)
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{
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git_object *head;
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git_reference *head_ref;
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_repo = cl_git_sandbox_init("testrepo");
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cl_git_pass(git_revparse_ext(&head, &head_ref, _repo, "HEAD"));
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cl_git_pass(git_reset(_repo, head, GIT_RESET_HARD, NULL));
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cl_git_pass(git_repository_index(&_index, _repo));
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git_reference_free(head_ref);
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git_object_free(head);
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}
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void test_index_read_index__cleanup(void)
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{
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git_index_free(_index);
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cl_git_sandbox_cleanup();
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}
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void test_index_read_index__maintains_stat_cache(void)
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{
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git_index *new_index;
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git_oid index_id;
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git_index_entry new_entry;
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const git_index_entry *e;
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git_tree *tree;
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size_t i;
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cl_assert_equal_i(4, git_index_entrycount(_index));
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/* write-tree */
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cl_git_pass(git_index_write_tree(&index_id, _index));
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/* read-tree, then read index */
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git_tree_lookup(&tree, _repo, &index_id);
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cl_git_pass(git_index_new(&new_index));
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cl_git_pass(git_index_read_tree(new_index, tree));
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git_tree_free(tree);
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/* add a new entry that will not have stat data */
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memset(&new_entry, 0, sizeof(git_index_entry));
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new_entry.path = "Hello";
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git_oid_fromstr(&new_entry.id, "0123456789012345678901234567890123456789");
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new_entry.file_size = 1234;
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new_entry.mode = 0100644;
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cl_git_pass(git_index_add(new_index, &new_entry));
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cl_assert_equal_i(5, git_index_entrycount(new_index));
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cl_git_pass(git_index_read_index(_index, new_index));
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git_index_free(new_index);
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cl_assert_equal_i(5, git_index_entrycount(_index));
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for (i = 0; i < git_index_entrycount(_index); i++) {
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e = git_index_get_byindex(_index, i);
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if (strcmp(e->path, "Hello") == 0) {
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cl_assert_equal_i(0, e->ctime.seconds);
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cl_assert_equal_i(0, e->mtime.seconds);
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} else {
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cl_assert(0 != e->ctime.seconds);
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cl_assert(0 != e->mtime.seconds);
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}
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}
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}
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static bool roundtrip_with_read_index(const char *tree_idstr)
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{
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git_oid tree_id, new_tree_id;
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git_tree *tree;
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git_index *tree_index;
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cl_git_pass(git_oid_fromstr(&tree_id, tree_idstr));
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cl_git_pass(git_tree_lookup(&tree, _repo, &tree_id));
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cl_git_pass(git_index_new(&tree_index));
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cl_git_pass(git_index_read_tree(tree_index, tree));
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cl_git_pass(git_index_read_index(_index, tree_index));
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cl_git_pass(git_index_write_tree(&new_tree_id, _index));
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git_tree_free(tree);
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git_index_free(tree_index);
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return git_oid_equal(&tree_id, &new_tree_id);
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}
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void test_index_read_index__produces_treesame_indexes(void)
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{
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roundtrip_with_read_index("53fc32d17276939fc79ed05badaef2db09990016");
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roundtrip_with_read_index("944c0f6e4dfa41595e6eb3ceecdb14f50fe18162");
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roundtrip_with_read_index("1810dff58d8a660512d4832e740f692884338ccd");
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roundtrip_with_read_index("d52a8fe84ceedf260afe4f0287bbfca04a117e83");
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roundtrip_with_read_index("c36d8ea75da8cb510fcb0c408c1d7e53f9a99dbe");
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roundtrip_with_read_index("7b2417a23b63e1fdde88c80e14b33247c6e5785a");
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roundtrip_with_read_index("f82a8eb4cb20e88d1030fd10d89286215a715396");
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roundtrip_with_read_index("fd093bff70906175335656e6ce6ae05783708765");
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roundtrip_with_read_index("ae90f12eea699729ed24555e40b9fd669da12a12");
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}
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