added unit test for dlopen source, and changed library variable name

openmc/source.py

@@ -49,7 +49,7 @@ class Source(object):
         self._angle = None
         self._energy = None
         self._file = None
-        self._source_library = None
+        self._library = None
 
         if space is not None:
             self.space = space
@@ -70,7 +70,7 @@ class Source(object):
 
     @property
     def library(self):
-        return self._source_library
+        return self._library
 
     @property
     def space(self):
@@ -100,7 +100,7 @@ class Source(object):
     @library.setter
     def library(self, library_name):
         cv.check_type('library', library_name, str)
-        self._source_library = library_name
+        self._library = library_name
 
     @space.setter
     def space(self, space):

tests/unit_tests/test_source.py

@@ -34,3 +34,11 @@ def test_source_file():
     elem = src.to_xml_element()
     assert 'strength' in elem.attrib
     assert 'file' in elem.attrib
+
+def test_source_dlopen():
+    library = './libsource.so'
+    src = openmc.Source(library=library)
+    assert src.library == library
+
+    elem = src.to_xml_element()
+    assert 'library' in elem.attrib