Andrew's git - gitweb.git/blob - t/helper/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
  11static const char test_svnfe_usage[] =
  12        "test-svn-fe (<dumpfile> | [-d] <preimage> <delta> <len>)";
  13
  14static int apply_delta(int argc, const 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) strtoumax(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
  38int cmd_main(int argc, const 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}