Merge branch 'esr/maint-doc-fast-import'
[git.git] / test-svn-fe.c
blob0f2d9a4a3d8ea732c7c61e3818bd0bbe417c76b0
1 /*
2 * test-svn-fe: Code to exercise the svn import lib
3 */
5 #include "git-compat-util.h"
6 #include "vcs-svn/svndump.h"
7 #include "vcs-svn/svndiff.h"
8 #include "vcs-svn/sliding_window.h"
9 #include "vcs-svn/line_buffer.h"
11 static const char test_svnfe_usage[] =
12 "test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
14 static int apply_delta(int argc, char *argv[])
16 struct line_buffer preimage = LINE_BUFFER_INIT;
17 struct line_buffer delta = LINE_BUFFER_INIT;
18 struct sliding_view preimage_view = SLIDING_VIEW_INIT(&preimage, -1);
20 if (argc != 5)
21 usage(test_svnfe_usage);
23 if (buffer_init(&preimage, argv[2]))
24 die_errno("cannot open preimage");
25 if (buffer_init(&delta, argv[3]))
26 die_errno("cannot open delta");
27 if (svndiff0_apply(&delta, (off_t) strtoull(argv[4], NULL, 0),
28 &preimage_view, stdout))
29 return 1;
30 if (buffer_deinit(&preimage))
31 die_errno("cannot close preimage");
32 if (buffer_deinit(&delta))
33 die_errno("cannot close delta");
34 strbuf_release(&preimage_view.buf);
35 return 0;
38 int main(int argc, char *argv[])
40 if (argc == 2) {
41 if (svndump_init(argv[1]))
42 return 1;
43 svndump_read(NULL, "refs/heads/master", "refs/notes/svn/revs");
44 svndump_deinit();
45 svndump_reset();
46 return 0;
49 if (argc >= 2 && !strcmp(argv[1], "-d"))
50 return apply_delta(argc, argv);
51 usage(test_svnfe_usage);