git-bisect.sh: don't accidentally override existing branch "bisect"

diff --git a/t/t7300-clean.sh b/t/t7300-clean.sh
index 38403643a6271ae4e6bb5a9c7d768ae4b50df34d..a50492f7c065d034cb344eac965d51a82cb5a599 100755 (executable)
--- a/t/t7300-clean.sh
+++ b/t/t7300-clean.sh
@@ -75,8 +75,8 @@ test_expect_success 'git-clean src/ src/' '
 
 test_expect_success 'git-clean with prefix' '
 
-       mkdir -p build docs &&
-       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+       mkdir -p build docs src/test &&
+       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so src/test/1.c &&
        (cd src/ && git-clean) &&
        test -f Makefile &&
        test -f README &&
@@ -84,11 +84,64 @@ test_expect_success 'git-clean with prefix' '
        test -f src/part2.c &&
        test -f a.out &&
        test ! -f src/part3.c &&
+       test -f src/test/1.c &&
        test -f docs/manual.txt &&
        test -f obj.o &&
        test -f build/lib.so
 
 '
+
+test_expect_success 'git-clean with relative prefix' '
+
+       mkdir -p build docs &&
+       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+       would_clean=$(
+               cd docs &&
+               git clean -n ../src |
+               sed -n -e "s|^Would remove ||p"
+       ) &&
+       test "$would_clean" = ../src/part3.c || {
+               echo "OOps <$would_clean>"
+               false
+       }
+'
+
+test_expect_success 'git-clean with absolute path' '
+
+       mkdir -p build docs &&
+       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+       would_clean=$(
+               cd docs &&
+               git clean -n $(pwd)/../src |
+               sed -n -e "s|^Would remove ||p"
+       ) &&
+       test "$would_clean" = ../src/part3.c || {
+               echo "OOps <$would_clean>"
+               false
+       }
+'
+
+test_expect_success 'git-clean with out of work tree relative path' '
+
+       mkdir -p build docs &&
+       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+       (
+               cd docs &&
+               test_must_fail git clean -n ../..
+       )
+'
+
+test_expect_success 'git-clean with out of work tree absolute path' '
+
+       mkdir -p build docs &&
+       touch a.out src/part3.c docs/manual.txt obj.o build/lib.so &&
+       dd=$(cd .. && pwd) &&
+       (
+               cd docs &&
+               test_must_fail git clean -n $dd
+       )
+'
+
 test_expect_success 'git-clean -d with prefix and path' '
 
        mkdir -p build docs src/feature &&
@@ -320,8 +373,9 @@ test_expect_success 'removal failure' '
 
        mkdir foo &&
        touch foo/bar &&
+       exec <foo/bar &&
        chmod 0 foo &&
-       ! git clean -f -d
+       test_must_fail git clean -f -d
 
 '
 chmod 755 foo