mergetool: don't require a work tree for --tool-help

diff --git a/t/t7102-reset.sh b/t/t7102-reset.sh
index 450529404c686469ed5ba5ad465cf8b3ef651ef9..ee703bed64cc7572cb9a86fce2b0157026475709 100755 (executable)
--- a/t/t7102-reset.sh
+++ b/t/t7102-reset.sh
@@ -22,6 +22,9 @@ commit_msg () {
        fi
 }
 
+# Tested non-UTF-8 encoding
+test_encoding="ISO8859-1"
+
 test_expect_success 'creating initial files and commits' '
        test_tick &&
        echo "1st file" >first &&
@@ -41,7 +44,7 @@ test_expect_success 'creating initial files and commits' '
 
        echo "1st line 2nd file" >secondfile &&
        echo "2nd line 2nd file" >>secondfile &&
-       git -c "i18n.commitEncoding=iso8859-1" commit -a -m "$(commit_msg iso8859-1)" &&
+       git -c "i18n.commitEncoding=$test_encoding" commit -a -m "$(commit_msg $test_encoding)" &&
        head5=$(git rev-parse --verify HEAD)
 '
 # git log --pretty=oneline # to see those SHA1 involved
@@ -64,10 +67,10 @@ test_expect_success 'reset --hard message' '
        test_cmp .expected .actual
 '
 
-test_expect_success 'reset --hard message (iso8859-1 logoutputencoding)' '
+test_expect_success 'reset --hard message (ISO8859-1 logoutputencoding)' '
        hex=$(git log -1 --format="%h") &&
-       git -c "i18n.logOutputEncoding=iso8859-1" reset --hard > .actual &&
-       echo HEAD is now at $hex $(commit_msg iso8859-1) > .expected &&
+       git -c "i18n.logOutputEncoding=$test_encoding" reset --hard > .actual &&
+       echo HEAD is now at $hex $(commit_msg $test_encoding) > .expected &&
        test_cmp .expected .actual
 '
 
@@ -331,7 +334,7 @@ test_expect_success 'redoing the last two commits should succeed' '
 
        echo "1st line 2nd file" >secondfile &&
        echo "2nd line 2nd file" >>secondfile &&
-       git -c "i18n.commitEncoding=iso8859-1" commit -a -m "$(commit_msg iso8859-1)" &&
+       git -c "i18n.commitEncoding=$test_encoding" commit -a -m "$(commit_msg $test_encoding)" &&
        check_changes $head5
 '