Merge branch 'jk/peel-ref'
[git] / test-svn-fe.c
1 /*
2  * test-svn-fe: Code to exercise the svn import lib
3  */
4
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"
10
11 static const char test_svnfe_usage[] =
12         "test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
13
14 static int apply_delta(int argc, char *argv[])
15 {
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);
19
20         if (argc != 5)
21                 usage(test_svnfe_usage);
22
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;
36 }
37
38 int main(int argc, char *argv[])
39 {
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;
47         }
48
49         if (argc >= 2 && !strcmp(argv[1], "-d"))
50                 return apply_delta(argc, argv);
51         usage(test_svnfe_usage);
52 }