* tests/sort/sort.pl (@Tests): Add a few test cases.
---
tests/sort/sort.pl | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/tests/sort/sort.pl b/tests/sort/sort.pl
index e37a746ec..737f7a21c 100755
--- a/tests/sort/sort.pl
+++ b/tests/sort/sort.pl
@@ -415,6 +415,12 @@ my @Tests =
['zero-1', '-z', {IN=>"2\0001\000"}, {OUT=>"1\0002\000"}],
['zero-2', '-z -k2,2', {IN=>"1\n2\0002\n1\000"}, {OUT=>"2\n1\0001\n2\000"}],
['zero-3', '-zb -k2,2', {IN=>"1\n\n2\0002\n1\0"}, {OUT=>"2\n1\0001\n\n2\0"}],
+
+# Invalid --parallel arguments.
+['invalid-parallel-1', '--parallel -1', {IN=>""}, {EXIT=>2},
+ {ERR=>"$prog: invalid --parallel argument '-1'\n"}],
+['invalid-parallel-2', '--parallel a', {IN=>""}, {EXIT=>2},
+ {ERR=>"$prog: invalid --parallel argument 'a'\n"}],
);
# Add _POSIX2_VERSION=199209 to the environment of each test
--
2.54.0
