t/README: Document the prereq functions, and 3-arg test_*

diff --git a/t/lib-git-svn.sh b/t/lib-git-svn.sh
index 773d47cf3cb704d7976185738a2b9840c159a33c..344785dd7da05d68a4c268b2bf3a8eeb425912d0 100644 (file)
--- a/t/lib-git-svn.sh
+++ b/t/lib-git-svn.sh
@@ -5,17 +5,18 @@ git_svn_id=git""-svn-id
 
 if test -n "$NO_SVN_TESTS"
 then
-       say 'skipping git svn tests, NO_SVN_TESTS defined'
+       skip_all='skipping git svn tests, NO_SVN_TESTS defined'
        test_done
 fi
 if ! test_have_prereq PERL; then
-       say 'skipping git svn tests, perl not available'
+       skip_all='skipping git svn tests, perl not available'
        test_done
 fi
 
 GIT_DIR=$PWD/.git
-GIT_SVN_DIR=$GIT_DIR/svn/git-svn
+GIT_SVN_DIR=$GIT_DIR/svn/refs/remotes/git-svn
 SVN_TREE=$GIT_SVN_DIR/svn-tree
+PERL=${PERL:-perl}
 
 svn >/dev/null 2>&1
 if test $? -ne 1
@@ -26,8 +27,10 @@ fi
 
 svnrepo=$PWD/svnrepo
 export svnrepo
+svnconf=$PWD/svnconf
+export svnconf
 
-perl -w -e "
+$PERL -w -e "
 use SVN::Core;
 use SVN::Repos;
 \$SVN::Core::VERSION gt '1.1.0' or exit(42);
@@ -54,6 +57,19 @@ poke() {
        test-chmtime +1 "$1"
 }
 
+# We need this, because we should pass empty configuration directory to
+# the 'svn commit' to avoid automated property changes and other stuff
+# that could be set from user's configuration files in ~/.subversion.
+svn_cmd () {
+       [ -d "$svnconf" ] || mkdir "$svnconf"
+       orig_svncmd="$1"; shift
+       if [ -z "$orig_svncmd" ]; then
+               svn
+               return
+       fi
+       svn "$orig_svncmd" --config-dir "$svnconf" "$@"
+}
+
 for d in \
        "$SVN_HTTPD_PATH" \
        /usr/sbin/apache2 \
@@ -115,7 +131,7 @@ stop_httpd () {
 }
 
 convert_to_rev_db () {
-       perl -w -- - "$@" <<\EOF
+       $PERL -w -- - "$@" <<\EOF
 use strict;
 @ARGV == 2 or die "Usage: convert_to_rev_db <input> <output>";
 open my $wr, '+>', $ARGV[1] or die "$!: couldn't open: $ARGV[1]";