added annotationresponse grade test

common/lib/capa/capa/responsetypes.py

@@ -1848,8 +1848,7 @@ class AnnotationResponse(LoncapaResponse):
     Checking of annotation responses.
 
     The response contains both a comment (student commentary) and an option (student tag).
-    Only the tag is currently graded. Answers may be incorrect, partially correct, or correct
-    and are scored accordingly.
+    Only the tag is currently graded. Answers may be incorrect, partially correct, or correct.
     '''
     response_tag = 'annotationresponse'
     allowed_inputfields = ['annotationinput']

common/lib/capa/capa/tests/test_files/annotationresponse.xml

+<problem display_name="Exercise 1">
+    <annotationresponse>
+        <annotationinput>
+            <title>the title</title>
+            <text>the text</text>
+            <comment>the comment</comment>
+            <comment_prompt>Type a commentary below:</comment_prompt>
+            <tag_prompt>Select one or more tags:</tag_prompt>
+            <options>
+                <option choice="correct">green</option>
+                <option choice="incorrect">eggs</option>
+                <option choice="partially-correct">ham</option>
+            </options>
+        </annotationinput>
+    </annotationresponse>
+    <solution>Instructor text here...</solution>
+</problem>

common/lib/capa/capa/tests/test_responsetypes.py

@@ -428,4 +428,16 @@ class JavascriptResponseTest(unittest.TestCase):
         self.assertEquals(test_lcp.grade_answers(correct_answers).get_correctness('1_2_1'), 'correct')
 
 class AnnotationResponseTest(unittest.TestCase):
-    pass
\ No newline at end of file
+
+    def test_grade(self):
+        annotationresponse_file = os.path.dirname(__file__) + "/test_files/annotationresponse.xml"
+        test_lcp = lcp.LoncapaProblem(open(annotationresponse_file).read(), '1', system=test_system)
+        answers_for = {
+            'correct': {'1_2_1': json.dumps({'options':[0]})},
+            'incorrect': {'1_2_1': json.dumps({'options':[1]})},
+            'partially-correct': {'1_2_1': json.dumps({'options':[2]})}
+        }
+
+        for expected_correctness in answers_for.keys():
+            actual_correctness = test_lcp.grade_answers(answers_for[expected_correctness]).get_correctness('1_2_1')
+            self.assertEquals(expected_correctness, actual_correctness)
\ No newline at end of file