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test: ensure we can round-trip a written tree

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Read a tree into an index, write the index, then re-open the index and
ensure that we are treesame to the original.
This commit is contained in:
Edward Thomson 2016-06-01 22:31:16 -05:00 committed by Carlos Martín Nieto
parent 80745b1256
commit 8be49681a6
1 changed files with 23 additions and 0 deletions
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23
tests/index/read_index.c
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@ -103,3 +103,26 @@ void test_index_read_index__produces_treesame_indexes(void)
roundtrip_with_read_index("fd093bff70906175335656e6ce6ae05783708765"); roundtrip_with_read_index("fd093bff70906175335656e6ce6ae05783708765");
roundtrip_with_read_index("ae90f12eea699729ed24555e40b9fd669da12a12"); roundtrip_with_read_index("ae90f12eea699729ed24555e40b9fd669da12a12");
} }
void test_index_read_index__read_and_writes(void)
{
git_oid tree_id, new_tree_id;
git_tree *tree;
git_index *tree_index, *new_index;
cl_git_pass(git_oid_fromstr(&tree_id, "ae90f12eea699729ed24555e40b9fd669da12a12"));
cl_git_pass(git_tree_lookup(&tree, _repo, &tree_id));
cl_git_pass(git_index_new(&tree_index));
cl_git_pass(git_index_read_tree(tree_index, tree));
cl_git_pass(git_index_read_index(_index, tree_index));
cl_git_pass(git_index_write(_index));
cl_git_pass(git_index_open(&new_index, git_index_path(_index)));
cl_git_pass(git_index_write_tree_to(&new_tree_id, new_index, _repo));
cl_assert_equal_oid(&tree_id, &new_tree_id);
git_tree_free(tree);
git_index_free(tree_index);
git_index_free(new_index);
}