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-rwxr-xr-xt/t7201-co.sh40
1 files changed, 40 insertions, 0 deletions
diff --git a/t/t7201-co.sh b/t/t7201-co.sh
index 5fa6a45..ed2e9ee 100755
--- a/t/t7201-co.sh
+++ b/t/t7201-co.sh
@@ -190,4 +190,44 @@ test_expect_success 'checkout to detach HEAD with HEAD^0' '
fi
'
+test_expect_success 'checkout with ambiguous tag/branch names' '
+
+ git tag both side &&
+ git branch both master &&
+ git reset --hard &&
+ git checkout master &&
+
+ git checkout both &&
+ H=$(git rev-parse --verify HEAD) &&
+ M=$(git show-ref -s --verify refs/heads/master) &&
+ test "z$H" = "z$M" &&
+ name=$(git symbolic-ref HEAD 2>/dev/null) &&
+ test "z$name" = zrefs/heads/both
+
+'
+
+test_expect_success 'checkout with ambiguous tag/branch names' '
+
+ git reset --hard &&
+ git checkout master &&
+
+ git tag frotz side &&
+ git branch frotz master &&
+ git reset --hard &&
+ git checkout master &&
+
+ git checkout tags/frotz &&
+ H=$(git rev-parse --verify HEAD) &&
+ S=$(git show-ref -s --verify refs/heads/side) &&
+ test "z$H" = "z$S" &&
+ if name=$(git symbolic-ref HEAD 2>/dev/null)
+ then
+ echo "Bad -- should have detached"
+ false
+ else
+ : happy
+ fi
+
+'
+
test_done