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Merge pull request #314 from nulltoken/ntk/fix-reflog

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reflog: Fix reflog writer/reader
This commit is contained in:
Vicent Martí 2011-07-10 18:02:33 -07:00
commit 283eeefb09
8 changed files with 63 additions and 47 deletions
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4
src/commit.c
View File

@ -209,12 +209,12 @@ int commit_parse_buffer(git_commit *commit, const void *data, size_t len)
}
commit->author = git__malloc(sizeof(git_signature));
if ((error = git_signature__parse(commit->author, &buffer, buffer_end, "author ")) < GIT_SUCCESS)
if ((error = git_signature__parse(commit->author, &buffer, buffer_end, "author ", '\n')) < GIT_SUCCESS)
return git__rethrow(error, "Failed to parse buffer");
/* Always parse the committer; we need the commit time */
commit->committer = git__malloc(sizeof(git_signature));
if ((error = git_signature__parse(commit->committer, &buffer, buffer_end, "committer ")) < GIT_SUCCESS)
if ((error = git_signature__parse(commit->committer, &buffer, buffer_end, "committer ", '\n')) < GIT_SUCCESS)
return git__rethrow(error, "Failed to parse buffer");
/* parse commit message */

10
src/reflog.c
View File

@ -74,9 +74,11 @@ static int reflog_write(git_repository *repo, const char *ref_name,
return git__throw(GIT_ERROR, "Failed to write reflog. `%s` is directory", log_path);
git_buf_puts(&log, oid_old);
git_buf_putc(&log, ' ');
git_buf_puts(&log, oid_new);
git_signature__writebuf(&log, NULL, committer);
git_signature__writebuf(&log, " ", committer);
log.size--; /* drop LF */
if (msg) {
@ -122,10 +124,10 @@ static int reflog_parse(git_reflog *log, const char *buf, size_t buf_size)
return GIT_ENOMEM;
entry->oid_old = git__strndup(buf, GIT_OID_HEXSZ);
seek_forward(GIT_OID_HEXSZ+1);
seek_forward(GIT_OID_HEXSZ + 1);
entry->oid_cur = git__strndup(buf, GIT_OID_HEXSZ);
seek_forward(GIT_OID_HEXSZ+1);
seek_forward(GIT_OID_HEXSZ + 1);
ptr = buf;
@ -137,7 +139,7 @@ static int reflog_parse(git_reflog *log, const char *buf, size_t buf_size)
if (entry->committer == NULL)
return GIT_ENOMEM;
if ((error = git_signature__parse(entry->committer, &ptr, buf + buf_size, NULL)) < GIT_SUCCESS)
if ((error = git_signature__parse(entry->committer, &ptr, buf + 1, NULL, *buf)) < GIT_SUCCESS)
goto cleanup;
if (*buf == '\t') {

4
src/signature.c
View File

@ -253,7 +253,7 @@ int parse_time(git_time_t *time_out, const char *buffer)
}
int git_signature__parse(git_signature *sig, const char **buffer_out,
const char *buffer_end, const char *header)
const char *buffer_end, const char *header, char ender)
{
const char *buffer = *buffer_out;
const char *line_end, *name_end, *email_end, *tz_start, *time_start;
@ -261,7 +261,7 @@ int git_signature__parse(git_signature *sig, const char **buffer_out,
memset(sig, 0x0, sizeof(git_signature));
if ((line_end = memchr(buffer, '\n', buffer_end - buffer)) == NULL)
if ((line_end = memchr(buffer, ender, buffer_end - buffer)) == NULL)
return git__throw(GIT_EOBJCORRUPTED, "Failed to parse signature. No newline given");
if (header) {

2
src/signature.h
View File

@ -6,7 +6,7 @@
#include "repository.h"
#include <time.h>
int git_signature__parse(git_signature *sig, const char **buffer_out, const char *buffer_end, const char *header);
int git_signature__parse(git_signature *sig, const char **buffer_out, const char *buffer_end, const char *header, char ender);
void git_signature__writebuf(git_buf *buf, const char *header, const git_signature *sig);
#endif

2
src/tag.c
View File

@ -144,7 +144,7 @@ static int parse_tag_buffer(git_tag *tag, const char *buffer, const char *buffer
if (tag->tagger == NULL)
return GIT_ENOMEM;
if ((error = git_signature__parse(tag->tagger, &buffer, buffer_end, "tagger ")) != 0) {
if ((error = git_signature__parse(tag->tagger, &buffer, buffer_end, "tagger ", '\n')) != 0) {
free(tag->tag_name);
git_signature_free(tag->tagger);
return git__rethrow(error, "Failed to parse tag");

4
tests/t04-commit.c
View File

@ -157,7 +157,7 @@ BEGIN_TEST(parse1, "parse the signature line in a commit")
const char *ptr = _string; \
size_t len = strlen(_string);\
git_signature person = {NULL, NULL, {0, 0}}; \
must_pass(git_signature__parse(&person, &ptr, ptr + len, _header));\
must_pass(git_signature__parse(&person, &ptr, ptr + len, _header, '\n'));\
must_be_true(strcmp(_name, person.name) == 0);\
must_be_true(strcmp(_email, person.email) == 0);\
must_be_true(_time == person.when.time);\
@ -169,7 +169,7 @@ BEGIN_TEST(parse1, "parse the signature line in a commit")
const char *ptr = _string; \
size_t len = strlen(_string);\
git_signature person = {NULL, NULL, {0, 0}}; \
must_fail(git_signature__parse(&person, &ptr, ptr + len, _header));\
must_fail(git_signature__parse(&person, &ptr, ptr + len, _header, '\n'));\
free(person.name); free(person.email);\
}

81
tests/t10-refs.c
View File

@ -997,17 +997,40 @@ BEGIN_TEST(list1, "try to list only the symbolic references")
END_TEST
static const char *new_ref = "refs/heads/test-reflog";
#define commit_msg "commit: bla bla"
BEGIN_TEST(reflog0, "write a reflog for a given reference")
git_repository *repo;
git_reference *ref;
static int assert_signature(git_signature *expected, git_signature *actual)
{
if (actual == NULL)
return GIT_ERROR;
if (strcmp(expected->name, actual->name) != 0)
return GIT_ERROR;
if (strcmp(expected->email, actual->email) != 0)
return GIT_ERROR;
if (expected->when.offset != actual->when.offset)
return GIT_ERROR;
if (expected->when.time != actual->when.time)
return GIT_ERROR;
return GIT_SUCCESS;
}
BEGIN_TEST(reflog0, "write a reflog for a given reference and ensure it can be read back")
git_repository *repo, *repo2;
git_reference *ref, *lookedup_ref;
git_oid oid;
git_signature *committer;
git_reflog *reflog;
git_reflog_entry *entry;
must_pass(open_temp_repo(&repo, REPOSITORY_FOLDER));
/* Create a new branch pointing at the HEAD */
git_oid_fromstr(&oid, current_master_tip);
must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
must_pass(git_reference_create_oid(&ref, repo, new_ref, &oid, 0));
must_pass(git_reference_lookup(&ref, repo, new_ref));
@ -1015,43 +1038,36 @@ BEGIN_TEST(reflog0, "write a reflog for a given reference")
must_pass(git_reflog_write(ref, NULL, committer, NULL));
must_fail(git_reflog_write(ref, NULL, committer, "no\nnewline"));
must_pass(git_reflog_write(ref, &oid, committer, "commit: bla bla"));
must_pass(git_reflog_write(ref, &oid, committer, commit_msg));
git_repository_free(repo);
END_TEST
BEGIN_TEST(reflog1, "read a reflog for a given reference")
unsigned int i;
git_repository *repo;
git_reference *ref;
git_reflog *reflog;
git_reflog_entry *GIT_UNUSED(entry);
/* Reopen a new instance of the repository */
must_pass(git_repository_open(&repo2, TEMP_REPO_FOLDER));
must_pass(git_repository_open(&repo, REPOSITORY_FOLDER));
/* Lookup the preivously created branch */
must_pass(git_reference_lookup(&lookedup_ref, repo2, new_ref));
must_pass(git_reference_lookup(&ref, repo, new_ref));
/* Read and parse the reflog for this branch */
must_pass(git_reflog_read(&reflog, lookedup_ref));
must_be_true(reflog->entries.length == 2);
must_pass(git_reflog_read(&reflog, ref));
entry = (git_reflog_entry *)git_vector_get(&reflog->entries, 0);
must_pass(assert_signature(committer, entry->committer));
must_be_true(strcmp("0000000000000000000000000000000000000000", entry->oid_old) == 0);
must_be_true(strcmp(current_master_tip, entry->oid_cur) == 0);
must_be_true(entry->msg == NULL);
for (i=0; i<reflog->entries.length; ++i) {
entry = git_vector_get(&reflog->entries, i);
/*
fprintf(stderr, "\nold: %s\n", entry->oid_old);
fprintf(stderr, "cur: %s\n", entry->oid_cur);
fprintf(stderr, "name: %s\n", entry->committer->name);
fprintf(stderr, "mail: %s\n", entry->committer->email);
if (entry->msg)
fprintf(stderr, "msg: %s\n", entry->msg);
*/
}
entry = (git_reflog_entry *)git_vector_get(&reflog->entries, 1);
must_pass(assert_signature(committer, entry->committer));
must_be_true(strcmp(current_master_tip, entry->oid_old) == 0);
must_be_true(strcmp(current_master_tip, entry->oid_cur) == 0);
must_be_true(strcmp(commit_msg, entry->msg) == 0);
git_reflog_free(reflog);
must_pass(git_reference_delete(ref));
git_repository_free(repo);
close_temp_repo(repo2);
END_TEST
BEGIN_SUITE(refs)
ADD_TEST(readtag0);
ADD_TEST(readtag1);
@ -1097,5 +1113,4 @@ BEGIN_SUITE(refs)
ADD_TEST(list1);
ADD_TEST(reflog0);
ADD_TEST(reflog1);
END_SUITE

3
tests/t18-status.c
View File

@ -209,5 +209,4 @@ BEGIN_SUITE(status)
ADD_TEST(statuscb0);
ADD_TEST(singlestatus0);
ADD_TEST(singlestatus1);
END_SUITE
END_SUITE