added mock_flags_columns to fix testStandardHelpOutput() method for screens >80 columns
diff --git a/source/1.0/src/shflags_test_public.sh b/source/1.0/src/shflags_test_public.sh
index 5077862..0da9d02 100755
--- a/source/1.0/src/shflags_test_public.sh
+++ b/source/1.0/src/shflags_test_public.sh
@@ -67,6 +67,11 @@
       ${grepped}
 }
 
+mock_flags_columns()
+{
+  echo 80
+}
+
 testStandardHelpOutput()
 {
   flags_getoptIsStd || startSkipping
@@ -93,7 +98,11 @@
       (default: 'this_is_a_long_default_value_to_force_alternate_indentation')
   -h  show this help (default: false)
 EOF
-  ( FLAGS_HELP=${help}; FLAGS -h >"${stdoutF}" 2>"${stderrF}" )
+  (
+    _flags_columns() { mock_flags_columns "$@"; }
+    FLAGS_HELP=${help};
+    FLAGS -h >"${stdoutF}" 2>"${stderrF}"
+  )
   r3turn=$?
   assertTrue 'a call for help should not return an error' ${r3turn}
   diff "${expectedF}" "${stderrF}" >/dev/null