t/t9302-fast-import-unpack-limit.sh

   1 #!/bin/sh
   2 test_description='test git fast-import unpack limit'
   3 . ./test-lib.sh
   4
   5 test_expect_success 'create loose objects on import' '
   6         test_tick &&
   7         cat >input <<-INPUT_END &&
   8         commit refs/heads/main
   9         committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
  10         data <<COMMIT
  11         initial
  12         COMMIT
  13
  14         done
  15         INPUT_END
  16
  17         git -c fastimport.unpackLimit=2 fast-import --done <input &&
  18         git fsck --no-progress &&
  19         test $(find .git/objects/?? -type f | wc -l) -eq 2 &&
  20         test $(find .git/objects/pack -type f | wc -l) -eq 0
  21 '
  22
  23 test_expect_success 'bigger packs are preserved' '
  24         test_tick &&
  25         cat >input <<-INPUT_END &&
  26         commit refs/heads/main
  27         committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
  28         data <<COMMIT
  29         incremental should create a pack
  30         COMMIT
  31         from refs/heads/main^0
  32
  33         commit refs/heads/branch
  34         committer $GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE
  35         data <<COMMIT
  36         branch
  37         COMMIT
  38
  39         done
  40         INPUT_END
  41
  42         git -c fastimport.unpackLimit=2 fast-import --done <input &&
  43         git fsck --no-progress &&
  44         test $(find .git/objects/?? -type f | wc -l) -eq 2 &&
  45         test $(find .git/objects/pack -type f | wc -l) -eq 2
  46 '
  47
  48 test_expect_success 'lookups after checkpoint works' '
  49         hello_id=$(echo hello | git hash-object --stdin -t blob) &&
  50         id="$GIT_COMMITTER_NAME <$GIT_COMMITTER_EMAIL> $GIT_COMMITTER_DATE" &&
  51         before=$(git rev-parse refs/heads/main^0) &&
  52         (
  53                 cat <<-INPUT_END &&
  54                 blob
  55                 mark :1
  56                 data 6
  57                 hello
  58
  59                 commit refs/heads/main
  60                 mark :2
  61                 committer $id
  62                 data <<COMMIT
  63                 checkpoint after this
  64                 COMMIT
  65                 from refs/heads/main^0
  66                 M 100644 :1 hello
  67
  68                 # pre-checkpoint
  69                 cat-blob :1
  70                 cat-blob $hello_id
  71                 checkpoint
  72                 # post-checkpoint
  73                 cat-blob :1
  74                 cat-blob $hello_id
  75                 INPUT_END
  76
  77                 n=0 &&
  78                 from=$before &&
  79                 while test x"$from" = x"$before"
  80                 do
  81                         if test $n -gt 30
  82                         then
  83                                 echo >&2 "checkpoint did not update branch" &&
  84                                 exit 1
  85                         else
  86                                 n=$(($n + 1))
  87                         fi &&
  88                         sleep 1 &&
  89                         from=$(git rev-parse refs/heads/main^0)
  90                 done &&
  91                 cat <<-INPUT_END &&
  92                 commit refs/heads/main
  93                 committer $id
  94                 data <<COMMIT
  95                 make sure from "unpacked sha1 reference" works, too
  96                 COMMIT
  97                 from $from
  98                 INPUT_END
  99                 echo done
 100         ) | git -c fastimport.unpackLimit=100 fast-import --done &&
 101         test $(find .git/objects/?? -type f | wc -l) -eq 6 &&
 102         test $(find .git/objects/pack -type f | wc -l) -eq 2
 103 '
 104
 105 test_done