t0050: Check whether git init detected symbolic link support correctly

Signed-off-by: Johannes Sixt <j6t@kdbg.org>

t/t0050-filesystem.sh

@@ -9,7 +9,8 @@ aumlcdiar=`printf '\x61\xcc\x88'`
 
 case_insensitive=
 unibad=
-test_expect_success 'see if we expect ' '
+no_symlinks=
+test_expect_success 'see what we expect' '
 
 	test_case=test_expect_success
 	test_unicode=test_expect_success
@@ -31,13 +32,21 @@ test_expect_success 'see if we expect ' '
 		;;
 	*)	;;
 	esac &&
-	rm -fr junk
+	rm -fr junk &&
+	{
+		ln -s x y 2> /dev/null &&
+		test -h y 2> /dev/null ||
+		no_symlinks=1
+		rm -f y
+	}
 '
 
 test "$case_insensitive" &&
 	say "will test on a case insensitive filesystem"
 test "$unibad" &&
 	say "will test on a unicode corrupting filesystem"
+test "$no_symlinks" &&
+	say "will test on a filesystem lacking symbolic links"
 
 if test "$case_insensitive"
 then
@@ -53,6 +62,21 @@ test_expect_success "detection of case insensitive filesystem during repo init"
 '
 fi
 
+if test "$no_symlinks"
+then
+test_expect_success "detection of filesystem w/o symlink support during repo init" '
+
+	v=$(git config --bool core.symlinks) &&
+	test "$v" = false
+'
+else
+test_expect_success "detection of filesystem w/o symlink support during repo init" '
+
+	test_must_fail git config --bool core.symlinks ||
+	test "$(git config --bool core.symlinks)" = true
+'
+fi
+
 test_expect_success "setup case tests" '
 
 	git config core.ignorecase true &&