Support RF 3.2 get_keyword_arguments new format

Author: aaltat

src/robotlibcore.py

@@ -29,6 +29,7 @@
 
 
 from robot.api.deco import keyword  # noqa F401
+from robot import __version__ as robot_version
 
 PY2 = sys.version_info < (3,)
 
@@ -97,7 +98,27 @@ def run_keyword(self, name, args, kwargs=None):
         return self.keywords[name](*args, **(kwargs or {}))
 
     def get_keyword_arguments(self, name):
-        kw = self.keywords[name] if name != '__init__' else self.__init__
+        if robot_version >= '3.2':
+            return self.__new_arg_spec(name)
+        return self.__old_arg_spec(name)
+
+    def __new_arg_spec(self, keyword_name):
+        kw = self.__get_keyword(keyword_name)
+        if kw is None:
+            return [tuple(), ]
+        args, defaults, varargs, kwargs = self.__get_arg_spec(kw)
+        args = [(arg, ) for arg in args]
+        args += [(name, value) for name, value in defaults]
+        if varargs:
+            args.append(('*{}'.format(varargs), ))
+        if kwargs:
+            args.append(('**{}'.format(kwargs), ))
+        return args
+
+    def __old_arg_spec(self, keyword_name):
+        kw = self.__get_keyword(keyword_name)
+        if kw is None:
+            return []
         args, defaults, varargs, kwargs = self.__get_arg_spec(kw)
         args += ['{}={}'.format(name, value) for name, value in defaults]
         if varargs:

utest/test_robotlibcore.py

@@ -1,9 +1,9 @@
 import sys
 
 import pytest
+from robot import __version__ as robot__version
 
 from robotlibcore import HybridCore
-
 from HybridLibrary import HybridLibrary
 from DynamicLibrary import DynamicLibrary
 
@@ -36,6 +36,8 @@ def test_dir():
                 '_DynamicCore__get_keyword_tags_supported',
                 '_DynamicCore__get_typing_hints',
                 '_DynamicCore__join_defaults_with_types',
+                '_DynamicCore__new_arg_spec',
+                '_DynamicCore__old_arg_spec',
                 '_HybridCore__get_members',
                 '_HybridCore__get_members_from_instance',
                 '_custom_name',
@@ -72,6 +74,8 @@ def test_dir():
                                                  '_DynamicCore__get_keyword_path',
                                                  '_DynamicCore__get_keyword_tags_supported',
                                                  '_DynamicCore__join_defaults_with_types',
+                                                 '_DynamicCore__new_arg_spec',
+                                                 '_DynamicCore__old_arg_spec',
                                                  'get_keyword_arguments',
                                                  'get_keyword_documentation',
                                                  'get_keyword_source',
@@ -94,14 +98,26 @@ def test_getattr():
         assert str(exc_info.value) == \
             "'%s' object has no attribute 'non_existing'" % type(lib).__name__
 
-
-def test_get_keyword_arguments():
+@pytest.mark.skipif(robot__version >= '3.2', reason='For RF 3.1')
+def test_get_keyword_arguments_rf31():
     args = DynamicLibrary().get_keyword_arguments
     assert args('mandatory') == ['arg1', 'arg2']
     assert args('defaults') == ['arg1', 'arg2=default', 'arg3=3']
     assert args('varargs_and_kwargs') == ['*args', '**kws']
     assert args('all_arguments') == ['mandatory', 'default=value', '*varargs', '**kwargs']
     assert args('__init__') == ['arg=None']
+    assert args('__foobar__') == []
+
+
+@pytest.mark.skipif(robot__version < '3.2', reason='For RF 3.2 or greater')
+def test_get_keyword_arguments_rf32():
+    args = DynamicLibrary().get_keyword_arguments
+    assert args('mandatory') == [('arg1', ), ('arg2', )]
+    assert args('defaults') == [('arg1', ), ('arg2', 'default'), ('arg3', 3)]
+    assert args('varargs_and_kwargs') == [('*args', ), ('**kws', )]
+    assert args('all_arguments') == [('mandatory', ), ('default', 'value'), ('*varargs', ), ('**kwargs', )]
+    assert args('__init__') == [('arg', None)]
+    assert args('__foobar__') == [()]
 
 
 def test_get_keyword_documentation():