DEBUG: show output of truncate

Author: yedayak

test/t/test_truncate.py

@@ -1,11 +1,14 @@
 import pytest
 
+from conftest import assert_bash_exec
 
 class TestTruncate:
     @pytest.mark.complete("truncate ")
     def test_basic(self, completion):
         assert completion
 
     @pytest.mark.complete("truncate -", require_cmd=True)
-    def test_options(self, completion):
+    def test_options(self, bash, completion):
+        dash_help_out = assert_bash_exec(bash, "truncate -h", want_output=True)
+        print("-h: ", dash_help_out)
         assert completion