libgit2/tests-clar/revwalk/mergebase.c
Michael Schubert 8060cdc93c revwalk: fix off-by-one error
Fixes #921.
2012-09-27 19:12:01 +02:00

224 lines
7.1 KiB
C

#include "clar_libgit2.h"
#include "vector.h"
#include <stdarg.h>
static git_repository *_repo;
void test_revwalk_mergebase__initialize(void)
{
cl_git_pass(git_repository_open(&_repo, cl_fixture("testrepo.git")));
}
void test_revwalk_mergebase__cleanup(void)
{
git_repository_free(_repo);
}
void test_revwalk_mergebase__single1(void)
{
git_oid result, one, two, expected;
cl_git_pass(git_oid_fromstr(&one, "c47800c7266a2be04c571c04d5a6614691ea99bd "));
cl_git_pass(git_oid_fromstr(&two, "9fd738e8f7967c078dceed8190330fc8648ee56a"));
cl_git_pass(git_oid_fromstr(&expected, "5b5b025afb0b4c913b4c338a42934a3863bf3644"));
cl_git_pass(git_merge_base(&result, _repo, &one, &two));
cl_assert(git_oid_cmp(&result, &expected) == 0);
}
void test_revwalk_mergebase__single2(void)
{
git_oid result, one, two, expected;
cl_git_pass(git_oid_fromstr(&one, "763d71aadf09a7951596c9746c024e7eece7c7af"));
cl_git_pass(git_oid_fromstr(&two, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750"));
cl_git_pass(git_oid_fromstr(&expected, "c47800c7266a2be04c571c04d5a6614691ea99bd"));
cl_git_pass(git_merge_base(&result, _repo, &one, &two));
cl_assert(git_oid_cmp(&result, &expected) == 0);
}
void test_revwalk_mergebase__merged_branch(void)
{
git_oid result, one, two, expected;
cl_git_pass(git_oid_fromstr(&one, "a65fedf39aefe402d3bb6e24df4d4f5fe4547750"));
cl_git_pass(git_oid_fromstr(&two, "9fd738e8f7967c078dceed8190330fc8648ee56a"));
cl_git_pass(git_oid_fromstr(&expected, "9fd738e8f7967c078dceed8190330fc8648ee56a"));
cl_git_pass(git_merge_base(&result, _repo, &one, &two));
cl_assert(git_oid_cmp(&result, &expected) == 0);
cl_git_pass(git_merge_base(&result, _repo, &two, &one));
cl_assert(git_oid_cmp(&result, &expected) == 0);
}
void test_revwalk_mergebase__no_common_ancestor_returns_ENOTFOUND(void)
{
git_oid result, one, two;
int error;
cl_git_pass(git_oid_fromstr(&one, "763d71aadf09a7951596c9746c024e7eece7c7af"));
cl_git_pass(git_oid_fromstr(&two, "e90810b8df3e80c413d903f631643c716887138d"));
error = git_merge_base(&result, _repo, &one, &two);
cl_git_fail(error);
cl_assert_equal_i(GIT_ENOTFOUND, error);
}
void test_revwalk_mergebase__no_off_by_one_missing(void)
{
git_oid result, one, two;
cl_git_pass(git_oid_fromstr(&one, "1a443023183e3f2bfbef8ac923cd81c1018a18fd"));
cl_git_pass(git_oid_fromstr(&two, "9f13f7d0a9402c681f91dc590cf7b5470e6a77d2"));
cl_git_pass(git_merge_base(&result, _repo, &one, &two));
}
static void assert_mergebase_many(const char *expected_sha, int count, ...)
{
va_list ap;
int i;
git_oid *oids;
git_oid oid, expected;
char *partial_oid;
git_object *object;
oids = git__malloc(count * sizeof(git_oid));
cl_assert(oids != NULL);
memset(oids, 0x0, count * sizeof(git_oid));
va_start(ap, count);
for (i = 0; i < count; ++i) {
partial_oid = va_arg(ap, char *);
cl_git_pass(git_oid_fromstrn(&oid, partial_oid, strlen(partial_oid)));
cl_git_pass(git_object_lookup_prefix(&object, _repo, &oid, strlen(partial_oid), GIT_OBJ_COMMIT));
git_oid_cpy(&oids[i], git_object_id(object));
git_object_free(object);
}
va_end(ap);
if (expected_sha == NULL)
cl_assert_equal_i(GIT_ENOTFOUND, git_merge_base_many(&oid, _repo, oids, count));
else {
cl_git_pass(git_merge_base_many(&oid, _repo, oids, count));
cl_git_pass(git_oid_fromstr(&expected, expected_sha));
cl_assert(git_oid_cmp(&expected, &oid) == 0);
}
git__free(oids);
}
void test_revwalk_mergebase__many_no_common_ancestor_returns_ENOTFOUND(void)
{
assert_mergebase_many(NULL, 3, "41bc8c", "e90810", "a65fed");
assert_mergebase_many(NULL, 3, "e90810", "41bc8c", "a65fed");
assert_mergebase_many(NULL, 3, "e90810", "a65fed", "41bc8c");
assert_mergebase_many(NULL, 3, "a65fed", "e90810", "41bc8c");
assert_mergebase_many(NULL, 3, "a65fed", "e90810", "41bc8c");
assert_mergebase_many(NULL, 3, "a65fed", "41bc8c", "e90810");
assert_mergebase_many(NULL, 3, "e90810", "763d71", "a65fed");
}
void test_revwalk_mergebase__many_merge_branch(void)
{
assert_mergebase_many("c47800c7266a2be04c571c04d5a6614691ea99bd", 3, "a65fed", "763d71", "849607");
assert_mergebase_many("c47800c7266a2be04c571c04d5a6614691ea99bd", 3, "763d71", "e90810", "a65fed");
assert_mergebase_many("c47800c7266a2be04c571c04d5a6614691ea99bd", 3, "763d71", "a65fed", "e90810");
assert_mergebase_many("c47800c7266a2be04c571c04d5a6614691ea99bd", 3, "a65fed", "763d71", "849607");
assert_mergebase_many("c47800c7266a2be04c571c04d5a6614691ea99bd", 3, "a65fed", "849607", "763d71");
assert_mergebase_many("8496071c1b46c854b31185ea97743be6a8774479", 3, "849607", "a65fed", "763d71");
assert_mergebase_many("5b5b025afb0b4c913b4c338a42934a3863bf3644", 5, "5b5b02", "763d71", "a4a7dc", "a65fed", "41bc8c");
}
/*
* $ git log --graph --all
* * commit 763d71aadf09a7951596c9746c024e7eece7c7af
* | Author: nulltoken <emeric.fermas@gmail.com>
* | Date: Sun Oct 9 12:54:47 2011 +0200
* |
* | Add some files into subdirectories
* |
* | * commit a65fedf39aefe402d3bb6e24df4d4f5fe4547750
* | | Author: Scott Chacon <schacon@gmail.com>
* | | Date: Tue Aug 9 19:33:46 2011 -0700
* | |
* | * commit be3563ae3f795b2b4353bcce3a527ad0a4f7f644
* | |\ Merge: 9fd738e c47800c
* | |/ Author: Scott Chacon <schacon@gmail.com>
* |/| Date: Tue May 25 11:58:27 2010 -0700
* | |
* | | Merge branch 'br2'
* | |
* | | * commit e90810b8df3e80c413d903f631643c716887138d
* | | | Author: Vicent Marti <tanoku@gmail.com>
* | | | Date: Thu Aug 5 18:42:20 2010 +0200
* | | |
* | | | Test commit 2
* | | |
* | | * commit 6dcf9bf7541ee10456529833502442f385010c3d
* | | Author: Vicent Marti <tanoku@gmail.com>
* | | Date: Thu Aug 5 18:41:33 2010 +0200
* | |
* | | Test commit 1
* | |
* | | * commit a4a7dce85cf63874e984719f4fdd239f5145052f
* | | |\ Merge: c47800c 9fd738e
* | |/ / Author: Scott Chacon <schacon@gmail.com>
* |/| / Date: Tue May 25 12:00:23 2010 -0700
* | |/
* | | Merge branch 'master' into br2
* | |
* | * commit 9fd738e8f7967c078dceed8190330fc8648ee56a
* | | Author: Scott Chacon <schacon@gmail.com>
* | | Date: Mon May 24 10:19:19 2010 -0700
* | |
* | | a fourth commit
* | |
* | * commit 4a202b346bb0fb0db7eff3cffeb3c70babbd2045
* | | Author: Scott Chacon <schacon@gmail.com>
* | | Date: Mon May 24 10:19:04 2010 -0700
* | |
* | | a third commit
* | |
* * | commit c47800c7266a2be04c571c04d5a6614691ea99bd
* |/ Author: Scott Chacon <schacon@gmail.com>
* | Date: Tue May 25 11:58:14 2010 -0700
* |
* | branch commit one
* |
* * commit 5b5b025afb0b4c913b4c338a42934a3863bf3644
* | Author: Scott Chacon <schacon@gmail.com>
* | Date: Tue May 11 13:38:42 2010 -0700
* |
* | another commit
* |
* * commit 8496071c1b46c854b31185ea97743be6a8774479
* Author: Scott Chacon <schacon@gmail.com>
* Date: Sat May 8 16:13:06 2010 -0700
*
* testing
*
* * commit 41bc8c69075bbdb46c5c6f0566cc8cc5b46e8bd9
* | Author: Scott Chacon <schacon@gmail.com>
* | Date: Tue May 11 13:40:41 2010 -0700
* |
* | packed commit two
* |
* * commit 5001298e0c09ad9c34e4249bc5801c75e9754fa5
* Author: Scott Chacon <schacon@gmail.com>
* Date: Tue May 11 13:40:23 2010 -0700
*
* packed commit one
*/