setup.c: support multi-checkout repo setup

diff --git a/t/test-lib-functions.sh b/t/test-lib-functions.sh
index cf7b41f66de9a0aec151d9f191fa6d4a7f62e7e6..0d93e33de4759bff71739c19be803cac981f0770 100644 (file)
--- a/t/test-lib-functions.sh
+++ b/t/test-lib-functions.sh
@@ -413,7 +413,7 @@ test_external () {
                # test_run_, but keep its stdout on our stdout even in
                # non-verbose mode.
                "$@" 2>&4
-               if [ "$?" = 0 ]
+               if test "$?" = 0
                then
                        if test $test_external_has_tap -eq 0; then
                                test_ok_ "$descr"
@@ -440,11 +440,12 @@ test_external_without_stderr () {
        tmp=${TMPDIR:-/tmp}
        stderr="$tmp/git-external-stderr.$$.tmp"
        test_external "$@" 4> "$stderr"
-       [ -f "$stderr" ] || error "Internal error: $stderr disappeared."
+       test -f "$stderr" || error "Internal error: $stderr disappeared."
        descr="no stderr: $1"
        shift
        say >&3 "# expecting no stderr from previous command"
-       if [ ! -s "$stderr" ]; then
+       if test ! -s "$stderr"
+       then
                rm "$stderr"
 
                if test $test_external_has_tap -eq 0; then
@@ -454,8 +455,9 @@ test_external_without_stderr () {
                        test_success=$(($test_success + 1))
                fi
        else
-               if [ "$verbose" = t ]; then
-                       output=`echo; echo "# Stderr is:"; cat "$stderr"`
+               if test "$verbose" = t
+               then
+                       output=$(echo; echo "# Stderr is:"; cat "$stderr")
                else
                        output=
                fi
@@ -474,7 +476,7 @@ test_external_without_stderr () {
 # The commands test the existence or non-existence of $1. $2 can be
 # given to provide a more precise diagnosis.
 test_path_is_file () {
-       if ! [ -f "$1" ]
+       if ! test -f "$1"
        then
                echo "File $1 doesn't exist. $*"
                false
@@ -482,19 +484,31 @@ test_path_is_file () {
 }
 
 test_path_is_dir () {
-       if ! [ -d "$1" ]
+       if ! test -d "$1"
        then
                echo "Directory $1 doesn't exist. $*"
                false
        fi
 }
 
+# Check if the directory exists and is empty as expected, barf otherwise.
+test_dir_is_empty () {
+       test_path_is_dir "$1" &&
+       if test -n "$(ls -a1 "$1" | egrep -v '^\.\.?$')"
+       then
+               echo "Directory '$1' is not empty, it contains:"
+               ls -la "$1"
+               return 1
+       fi
+}
+
 test_path_is_missing () {
-       if [ -e "$1" ]
+       if test -e "$1"
        then
                echo "Path exists:"
                ls -ld "$1"
-               if [ $# -ge 1 ]; then
+               if test $# -ge 1
+               then
                        echo "$*"
                fi
                false
@@ -542,7 +556,7 @@ test_must_fail () {
        if test $exit_code = 0; then
                echo >&2 "test_must_fail: command succeeded: $*"
                return 1
-       elif test $exit_code -gt 129 -a $exit_code -le 192; then
+       elif test $exit_code -gt 129 && test $exit_code -le 192; then
                echo >&2 "test_must_fail: died by signal: $*"
                return 1
        elif test $exit_code = 127; then
@@ -569,7 +583,7 @@ test_must_fail () {
 test_might_fail () {
        "$@"
        exit_code=$?
-       if test $exit_code -gt 129 -a $exit_code -le 192; then
+       if test $exit_code -gt 129 && test $exit_code -le 192; then
                echo >&2 "test_might_fail: died by signal: $*"
                return 1
        elif test $exit_code = 127; then
@@ -623,6 +637,15 @@ test_cmp_bin() {
        cmp "$@"
 }
 
+# Call any command "$@" but be more verbose about its
+# failure. This is handy for commands like "test" which do
+# not output anything when they fail.
+verbose () {
+       "$@" && return 0
+       echo >&2 "command failed: $(git rev-parse --sq-quote "$@")"
+       return 1
+}
+
 # Check if the file expected to be empty is indeed empty, and barfs
 # otherwise.
 
@@ -646,9 +669,12 @@ test_cmp_rev () {
 # similar to GNU seq(1), but the latter might not be available
 # everywhere (and does not do letters).  It may be used like:
 #
-#      for i in `test_seq 100`; do
-#              for j in `test_seq 10 20`; do
-#                      for k in `test_seq a z`; do
+#      for i in $(test_seq 100)
+#      do
+#              for j in $(test_seq 10 20)
+#              do
+#                      for k in $(test_seq a z)
+#                      do
 #                              echo $i-$j-$k
 #                      done
 #              done
@@ -723,6 +749,11 @@ test_ln_s_add () {
        fi
 }
 
+# This function writes out its parameters, one per line
+test_write_lines () {
+       printf "%s\n" "$@"
+}
+
 perl () {
        command "$PERL_PATH" "$@"
 }