t/lib-git-p4.sh

   1 #
   2 # Library code for git p4 tests
   3 #
   4
   5 # p4 tests never use the top-level repo; always build/clone into
   6 # a subdirectory called "$git"
   7 TEST_NO_CREATE_REPO=NoThanks
   8
   9 . ./test-lib.sh
  10
  11 if ! test_have_prereq PYTHON
  12 then
  13         skip_all='skipping git p4 tests; python not available'
  14         test_done
  15 fi
  16 ( p4 -h && p4d -h ) >/dev/null 2>&1 || {
  17         skip_all='skipping git p4 tests; no p4 or p4d'
  18         test_done
  19 }
  20
  21 # On cygwin, the NT version of Perforce can be used.  When giving
  22 # it paths, either on the command-line or in client specifications,
  23 # be sure to use the native windows form.
  24 #
  25 # Older versions of perforce were available compiled natively for
  26 # cygwin.  Those do not accept native windows paths, so make sure
  27 # not to convert for them.
  28 native_path() {
  29         path="$1" &&
  30         if test_have_prereq CYGWIN && ! p4 -V | grep -q CYGWIN
  31         then
  32                 path=$(cygpath --windows "$path")
  33         else
  34                 path=$(test-path-utils real_path "$path")
  35         fi &&
  36         echo "$path"
  37 }
  38
  39 # Try to pick a unique port: guess a large number, then hope
  40 # no more than one of each test is running.
  41 #
  42 # This does not handle the case where somebody else is running the
  43 # same tests and has chosen the same ports.
  44 testid=${this_test#t}
  45 git_p4_test_start=9800
  46 P4DPORT=$((10669 + ($testid - $git_p4_test_start)))
  47
  48 P4PORT=localhost:$P4DPORT
  49 P4CLIENT=client
  50 P4USER=author
  51 P4EDITOR=true
  52 unset P4CHARSET
  53 export P4PORT P4CLIENT P4USER P4EDITOR P4CHARSET
  54
  55 db="$TRASH_DIRECTORY/db"
  56 cli="$TRASH_DIRECTORY/cli"
  57 git="$TRASH_DIRECTORY/git"
  58 pidfile="$TRASH_DIRECTORY/p4d.pid"
  59
  60 # git p4 submit generates a temp file, which will
  61 # not get cleaned up if the submission fails.  Don't
  62 # clutter up /tmp on the test machine.
  63 TMPDIR="$TRASH_DIRECTORY"
  64 export TMPDIR
  65
  66 start_p4d() {
  67         mkdir -p "$db" "$cli" "$git" &&
  68         rm -f "$pidfile" &&
  69         (
  70                 cd "$db" &&
  71                 {
  72                         p4d -q -p $P4DPORT &
  73                         echo $! >"$pidfile"
  74                 }
  75         ) &&
  76
  77         # This gives p4d a long time to start up, as it can be
  78         # quite slow depending on the machine.  Set this environment
  79         # variable to something smaller to fail faster in, say,
  80         # an automated test setup.  If the p4d process dies, that
  81         # will be caught with the "kill -0" check below.
  82         i=${P4D_START_PATIENCE:-300}
  83         pid=$(cat "$pidfile")
  84         ready=
  85         while test $i -gt 0
  86         do
  87                 # succeed when p4 client commands start to work
  88                 if p4 info >/dev/null 2>&1
  89                 then
  90                         ready=true
  91                         break
  92                 fi
  93                 # fail if p4d died
  94                 kill -0 $pid 2>/dev/null || break
  95                 echo waiting for p4d to start
  96                 sleep 1
  97                 i=$(( $i - 1 ))
  98         done
  99
 100         if test -z "$ready"
 101         then
 102                 # p4d failed to start
 103                 return 1
 104         fi
 105
 106         # build a p4 user so author@example.com has an entry
 107         p4_add_user author
 108
 109         # build a client
 110         client_view "//depot/... //client/..." &&
 111
 112         return 0
 113 }
 114
 115 p4_add_user() {
 116         name=$1 &&
 117         p4 user -f -i <<-EOF
 118         User: $name
 119         Email: $name@example.com
 120         FullName: Dr. $name
 121         EOF
 122 }
 123
 124 kill_p4d() {
 125         pid=$(cat "$pidfile")
 126         # it had better exist for the first kill
 127         kill $pid &&
 128         for i in 1 2 3 4 5 ; do
 129                 kill $pid >/dev/null 2>&1 || break
 130                 sleep 1
 131         done &&
 132         # complain if it would not die
 133         test_must_fail kill $pid >/dev/null 2>&1 &&
 134         rm -rf "$db" "$cli" "$pidfile"
 135 }
 136
 137 cleanup_git() {
 138         rm -rf "$git" &&
 139         mkdir "$git"
 140 }
 141
 142 marshal_dump() {
 143         what=$1 &&
 144         line=${2:-1} &&
 145         cat >"$TRASH_DIRECTORY/marshal-dump.py" <<-EOF &&
 146         import marshal
 147         import sys
 148         for i in range($line):
 149             d = marshal.load(sys.stdin)
 150         print d['$what']
 151         EOF
 152         "$PYTHON_PATH" "$TRASH_DIRECTORY/marshal-dump.py"
 153 }
 154
 155 #
 156 # Construct a client with this list of View lines
 157 #
 158 client_view() {
 159         (
 160                 cat <<-EOF &&
 161                 Client: $P4CLIENT
 162                 Description: $P4CLIENT
 163                 Root: $cli
 164                 AltRoots: $(native_path "$cli")
 165                 LineEnd: unix
 166                 View:
 167                 EOF
 168                 printf "\t%s\n" "$@"
 169         ) | p4 client -i
 170 }
 171
 172 is_cli_file_writeable() {
 173         # cygwin version of p4 does not set read-only attr,
 174         # will be marked 444 but -w is true
 175         file="$1" &&
 176         if test_have_prereq CYGWIN && p4 -V | grep -q CYGWIN
 177         then
 178                 stat=$(stat --format=%a "$file") &&
 179                 test $stat = 644
 180         else
 181                 test -w "$file"
 182         fi
 183 }