mergetool: fix running in subdir when rerere enabled

diff --git a/t/test-lib.sh b/t/test-lib.sh
index ac56512a1c5e4fde4af33cedcbb1cab11487d29a..cde7fc7fcf355d04708126980d099df820cd00ce 100644 (file)
--- a/t/test-lib.sh
+++ b/t/test-lib.sh
@@ -54,12 +54,22 @@ case "$GIT_TEST_TEE_STARTED, $* " in
 done,*)
        # do not redirect again
        ;;
-*' --tee '*|*' --va'*)
+*' --tee '*|*' --va'*|*' --verbose-log '*)
        mkdir -p "$TEST_OUTPUT_DIRECTORY/test-results"
        BASE="$TEST_OUTPUT_DIRECTORY/test-results/$(basename "$0" .sh)"
+
+       # Make this filename available to the sub-process in case it is using
+       # --verbose-log.
+       GIT_TEST_TEE_OUTPUT_FILE=$BASE.out
+       export GIT_TEST_TEE_OUTPUT_FILE
+
+       # Truncate before calling "tee -a" to get rid of the results
+       # from any previous runs.
+       >"$GIT_TEST_TEE_OUTPUT_FILE"
+
        (GIT_TEST_TEE_STARTED=done ${SHELL_PATH} "$0" "$@" 2>&1;
-        echo $? > $BASE.exit) | tee $BASE.out
-       test "$(cat $BASE.exit)" = 0
+        echo $? >"$BASE.exit") | tee -a "$GIT_TEST_TEE_OUTPUT_FILE"
+       test "$(cat "$BASE.exit")" = 0
        exit
        ;;
 esac
@@ -246,6 +256,9 @@ do
                trace=t
                verbose=t
                shift ;;
+       --verbose-log)
+               verbose_log=t
+               shift ;;
        *)
                echo "error: unknown test option '$1'" >&2; exit 1 ;;
        esac
@@ -308,6 +321,16 @@ say () {
        say_color info "$*"
 }
 
+if test -n "$HARNESS_ACTIVE"
+then
+       if test "$verbose" = t || test -n "$verbose_only"
+       then
+               printf 'Bail out! %s\n' \
+                'verbose mode forbidden under TAP harness; try --verbose-log'
+               exit 1
+       fi
+fi
+
 test "${test_description}" != "" ||
 error "Test script did not set test_description."
 
@@ -319,7 +342,10 @@ fi
 
 exec 5>&1
 exec 6<&0
-if test "$verbose" = "t"
+if test "$verbose_log" = "t"
+then
+       exec 3>>"$GIT_TEST_TEE_OUTPUT_FILE" 4>&3
+elif test "$verbose" = "t"
 then
        exec 4>&2 3>&1
 else
@@ -783,7 +809,14 @@ then
                return;
 
                base=$(basename "$1")
-               symlink_target=$GIT_BUILD_DIR/$base
+               case "$base" in
+               test-*)
+                       symlink_target="$GIT_BUILD_DIR/t/helper/$base"
+                       ;;
+               *)
+                       symlink_target="$GIT_BUILD_DIR/$base"
+                       ;;
+               esac
                # do not override scripts
                if test -x "$symlink_target" &&
                    test ! -d "$symlink_target" &&
@@ -1073,6 +1106,10 @@ test_lazy_prereq NOT_ROOT '
        test "$uid" != 0
 '
 
+test_lazy_prereq JGIT '
+       type jgit
+'
+
 # SANITY is about "can you correctly predict what the filesystem would
 # do by only looking at the permission bits of the files and
 # directories?"  A typical example of !SANITY is running the test