[PATCH 1/2] Add tests for describe with --work-tree

[Sebastian Staudt <koraktor@xxxxxxxxx>]

The dirty ones are already passing, but just because describe is comparing
with the wrong working tree.

Signed-off-by: Sebastian Staudt <koraktor@xxxxxxxxx>
---
 t/t6120-describe.sh | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/t/t6120-describe.sh b/t/t6120-describe.sh
index d639d94696..9a6bd1541f 100755
--- a/t/t6120-describe.sh
+++ b/t/t6120-describe.sh
@@ -28,6 +28,24 @@ check_describe () {
     '
 }

+check_describe_worktree () {
+  cd "$TEST_DIRECTORY"
+    expect="$1"
+    shift
+    R=$(git --git-dir "$TRASH_DIRECTORY/.git" --work-tree
"$TRASH_DIRECTORY" describe "$@" 2>err.actual)
+    S=$?
+    cat err.actual >&3
+    test_expect_success "describe with --work-tree $*" '
+    test $S = 0 &&
+    case "$R" in
+    $expect)    echo happy ;;
+    *)    echo "Oops - $R is not $expect";
+        false ;;
+    esac
+    '
+  cd "$TRASH_DIRECTORY"
+}
+
 test_expect_success setup '

     test_tick &&
@@ -145,14 +163,20 @@ check_describe A-* HEAD

 check_describe "A-*[0-9a-f]" --dirty

+check_describe_worktree "A-*[0-9a-f]" --dirty
+
 test_expect_success 'set-up dirty work tree' '
     echo >>file
 '

 check_describe "A-*[0-9a-f]-dirty" --dirty

+check_describe_worktree "A-*[0-9a-f]-dirty" --dirty
+
 check_describe "A-*[0-9a-f].mod" --dirty=.mod

+check_describe_worktree "A-*[0-9a-f].mod" --dirty=.mod
+
 test_expect_success 'describe --dirty HEAD' '
     test_must_fail git describe --dirty HEAD
 '
--
2.20.1