Added test for undocumented option.

kibot/config_reader.py

@@ -252,7 +252,7 @@ def print_output_options(name, cl, indent):
         else:
             entry = '  - `{}`: '
         if help is None:
-            help = 'Undocumented'  # pragma: no cover (Internal)
+            help = 'Undocumented'
         lines = help.split('\n')
         preface = ind_str+entry.format(k)
         clines = len(lines)

tests/.config/kiplot/plugins/out_test.py

@@ -11,6 +11,7 @@ class TestOptions(BaseOptions):
         with document:
             self.foo = True
             """ chocolate """
+            self.not_documented = 1
             self.bar = 'nope'
             """ nothing """  # pragma: no cover
 

tests/test_plot/test_misc.py

@@ -364,6 +364,7 @@ def test_help_output_plugin_1(test_dir, monkeypatch):
     assert ctx.search_out('Type: .?test.?')
     assert ctx.search_out('nothing')
     assert ctx.search_out('chocolate')
+    assert ctx.search_out('`not_documented`: Undocumented')
     ctx.clean_up()