void test_filter_blob__ident(void)
{
git_oid id;
git_blob *blob;
git_buf buf = { 0 };
cl_git_mkfile("crlf/test.ident", "Some text\n$Id$\nGoes there\n");
cl_git_pass(git_blob_create_fromworkdir(&id, g_repo, "test.ident"));
cl_git_pass(git_blob_lookup(&blob, g_repo, &id));
cl_assert_equal_s(
"Some text\n$Id$\nGoes there\n", git_blob_rawcontent(blob));
git_blob_free(blob);
cl_git_mkfile("crlf/test.ident", "Some text\n$Id: Any old just you want$\nGoes there\n");
cl_git_pass(git_blob_create_fromworkdir(&id, g_repo, "test.ident"));
cl_git_pass(git_blob_lookup(&blob, g_repo, &id));
cl_assert_equal_s(
"Some text\n$Id$\nGoes there\n", git_blob_rawcontent(blob));
cl_git_pass(git_blob_filtered_content(&buf, blob, "filter.bin", 1));
cl_assert_equal_s(
"Some text\n$Id$\nGoes there\n", buf.ptr);
cl_git_pass(git_blob_filtered_content(&buf, blob, "filter.identcrlf", 1));
cl_assert_equal_s(
"Some text\r\n$Id: 3164f585d548ac68027d22b104f2d8100b2b6845$\r\nGoes there\r\n", buf.ptr);
cl_git_pass(git_blob_filtered_content(&buf, blob, "filter.identlf", 1));
cl_assert_equal_s(
"Some text\n$Id: 3164f585d548ac68027d22b104f2d8100b2b6845$\nGoes there\n", buf.ptr);
git_buf_free(&buf);
git_blob_free(blob);
}
void test_filter_blob__sanitizes(void)
{
git_blob *blob;
git_buf buf;
cl_git_pass(git_revparse_single(
(git_object **)&blob, g_repo, "e69de29")); /* zero-byte */
cl_assert_equal_i(0, git_blob_rawsize(blob));
cl_assert_equal_s("", git_blob_rawcontent(blob));
memset(&buf, 0, sizeof(git_buf));
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.bin", 1));
cl_assert_equal_sz(0, buf.size);
cl_assert_equal_s("", buf.ptr);
git_buf_free(&buf);
memset(&buf, 0, sizeof(git_buf));
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.crlf", 1));
cl_assert_equal_sz(0, buf.size);
cl_assert_equal_s("", buf.ptr);
git_buf_free(&buf);
memset(&buf, 0, sizeof(git_buf));
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.lf", 1));
cl_assert_equal_sz(0, buf.size);
cl_assert_equal_s("", buf.ptr);
git_buf_free(&buf);
git_blob_free(blob);
}
void test_filter_blob__all_crlf(void)
{
git_blob *blob;
git_buf buf = { 0 };
cl_git_pass(git_revparse_single(
(git_object **)&blob, g_repo, "a9a2e891")); /* all-crlf */
cl_assert_equal_s(ALL_CRLF_TEXT_RAW, git_blob_rawcontent(blob));
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.bin", 1));
cl_assert_equal_s(ALL_CRLF_TEXT_RAW, buf.ptr);
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.crlf", 1));
/* in this case, raw content has crlf in it already */
cl_assert_equal_s(ALL_CRLF_TEXT_AS_CRLF, buf.ptr);
cl_git_pass(git_blob_filtered_content(&buf, blob, "file.lf", 1));
/* we never convert CRLF -> LF on platforms that have LF */
cl_assert_equal_s(ALL_CRLF_TEXT_AS_CRLF, buf.ptr);
git_buf_free(&buf);
git_blob_free(blob);
}
void test_filter_custom__order_dependency(void)
{
git_index *index;
git_blob *blob;
git_buf buf = { 0 };
/* so if ident and reverse are used together, an interesting thing
* happens - a reversed "$Id$" string is no longer going to trigger
* ident correctly. When checking out, the filters should be applied
* in order CLRF, then ident, then reverse, so ident expansion should
* work correctly. On check in, the content should be reversed, then
* ident, then CRLF filtered. Let's make sure that works...
*/
cl_git_mkfile(
"empty_standard_repo/.gitattributes",
"hero.*.rev-ident text ident prereverse eol=lf\n");
cl_git_mkfile(
"empty_standard_repo/hero.1.rev-ident",
"This is a test\n$Id$\nHave fun!\n");
cl_git_mkfile(
"empty_standard_repo/hero.2.rev-ident",
"Another test\n$dI$\nCrazy!\n");
cl_git_pass(git_repository_index(&index, g_repo));
cl_git_pass(git_index_add_bypath(index, "hero.1.rev-ident"));
cl_git_pass(git_index_add_bypath(index, "hero.2.rev-ident"));
cl_repo_commit_from_index(NULL, g_repo, NULL, 0, "Filter chains\n");
git_index_free(index);
cl_git_pass(git_blob_lookup(&blob, g_repo,
& git_index_get_bypath(index, "hero.1.rev-ident", 0)->oid));
cl_assert_equal_s(
"\n!nuf evaH\n$dI$\ntset a si sihT", git_blob_rawcontent(blob));
cl_git_pass(git_blob_filtered_content(&buf, blob, "hero.1.rev-ident", 0));
/* no expansion because id was reversed at checkin and now at ident
* time, reverse is not applied yet */
cl_assert_equal_s(
"This is a test\n$Id$\nHave fun!\n", buf.ptr);
git_blob_free(blob);
cl_git_pass(git_blob_lookup(&blob, g_repo,
& git_index_get_bypath(index, "hero.2.rev-ident", 0)->oid));
cl_assert_equal_s(
"\n!yzarC\n$Id$\ntset rehtonA", git_blob_rawcontent(blob));
cl_git_pass(git_blob_filtered_content(&buf, blob, "hero.2.rev-ident", 0));
/* expansion because reverse was applied at checkin and at ident time,
* reverse is not applied yet */
cl_assert_equal_s(
"Another test\n$59001fe193103b1016b27027c0c827d036fd0ac8 :dI$\nCrazy!\n", buf.ptr);
cl_assert_equal_i(0, git_oid_strcmp(
git_blob_id(blob), "8ca0df630d728c0c72072b6101b301391ef10095"));
git_blob_free(blob);
git_buf_free(&buf);
}
bool CatCommand::Execute()
{
if (!GitAdminDir::IsWorkingTreeOrBareRepo(g_Git.m_CurrentDir))
{
CMessageBox::Show(GetExplorerHWND(), IDS_NOGITREPO, IDS_APPNAME, MB_ICONERROR);
return false;
}
CString savepath = CPathUtils::GetLongPathname(parser.GetVal(L"savepath"));
CString revision = parser.GetVal(L"revision");
if (g_Git.UsingLibGit2(CGit::GIT_CMD_GETONEFILE))
{
CAutoRepository repo(g_Git.GetGitRepository());
if (!repo)
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), g_Git.GetLibGit2LastErr(L"Could not open repository."), L"TortoiseGit", MB_ICONERROR);
return false;
}
CAutoObject obj;
if (git_revparse_single(obj.GetPointer(), repo, CUnicodeUtils::GetUTF8(revision)))
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), g_Git.GetLibGit2LastErr(L"Could not parse revision."), L"TortoiseGit", MB_ICONERROR);
return false;
}
if (git_object_type(obj) == GIT_OBJECT_BLOB)
{
CAutoFILE file = _wfsopen(savepath, L"wb", SH_DENYRW);
if (file == nullptr)
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), L"Could not open file for writing.", L"TortoiseGit", MB_ICONERROR);
return false;
}
CAutoBuf buf;
if (git_blob_filtered_content(buf, reinterpret_cast<git_blob*>(static_cast<git_object*>(obj)), CUnicodeUtils::GetUTF8(cmdLinePath.GetGitPathString()), 0))
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), g_Git.GetLibGit2LastErr(L"Could not get filtered content."), L"TortoiseGit", MB_ICONERROR);
return false;
}
if (fwrite(buf->ptr, sizeof(char), buf->size, file) != buf->size)
{
::DeleteFile(savepath);
CString err = CFormatMessageWrapper();
CMessageBox::Show(GetExplorerHWND(), L"Could not write to file: " + err, L"TortoiseGit", MB_ICONERROR);
return false;
}
return true;
}
if (g_Git.GetOneFile(revision, cmdLinePath, savepath))
{
MessageBox(GetExplorerHWND(), g_Git.GetGitLastErr(L"Could get file.", CGit::GIT_CMD_GETONEFILE), L"TortoiseGit", MB_ICONERROR);
return false;
}
return true;
}
CString cmd, output, err;
cmd.Format(L"git.exe cat-file -t %s", static_cast<LPCTSTR>(revision));
if (g_Git.Run(cmd, &output, &err, CP_UTF8))
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), output + L'\n' + err, L"TortoiseGit", MB_ICONERROR);
return false;
}
if (CStringUtils::StartsWith(output, L"blob"))
cmd.Format(L"git.exe cat-file -p %s", static_cast<LPCTSTR>(revision));
else
cmd.Format(L"git.exe show %s -- \"%s\"", static_cast<LPCTSTR>(revision), static_cast<LPCTSTR>(this->cmdLinePath.GetWinPathString()));
if (g_Git.RunLogFile(cmd, savepath, &err))
{
::DeleteFile(savepath);
MessageBox(GetExplorerHWND(), L"Cat file failed:\n" + err, L"TortoiseGit", MB_ICONERROR);
return false;
}
return true;
}
