t/t1304: use 'test -r' to test readability rather than looking at mode bits

diff --git a/t/t6040-tracking-info.sh b/t/t6040-tracking-info.sh
index 00e1de9627e8e20f4d28e3122502a494d21899e5..1785e178a4cb8fddd58d1b1db8062cf12825155e 100755 (executable)
--- a/t/t6040-tracking-info.sh
+++ b/t/t6040-tracking-info.sh
@@ -69,7 +69,7 @@ test_expect_success 'status' '
                cd test &&
                git checkout b1 >/dev/null &&
                # reports nothing to commit
-               test_must_fail git status
+               test_must_fail git commit --dry-run
        ) >actual &&
        grep "have 1 and 1 different" actual
 '
@@ -89,4 +89,25 @@ test_expect_success 'status when tracking annotated tags' '
        grep "set up to track" actual &&
        git checkout heavytrack
 '
+
+test_expect_success 'setup tracking with branch --set-upstream on existing branch' '
+       git branch from-master master &&
+       test_must_fail git config branch.from-master.merge > actual &&
+       git branch --set-upstream from-master master &&
+       git config branch.from-master.merge > actual &&
+       grep -q "^refs/heads/master$" actual
+'
+
+test_expect_success '--set-upstream does not change branch' '
+       git branch from-master2 master &&
+       test_must_fail git config branch.from-master2.merge > actual &&
+       git rev-list from-master2 &&
+       git update-ref refs/heads/from-master2 from-master2^ &&
+       git rev-parse from-master2 >expect2 &&
+       git branch --set-upstream from-master2 master &&
+       git config branch.from-master.merge > actual &&
+       git rev-parse from-master2 >actual2 &&
+       grep -q "^refs/heads/master$" actual &&
+       cmp expect2 actual2
+'
 test_done