seminars: add literature records field

* INSPIR-3571
* Locked pytest-cov because it requires a higher version of pytest

inspire_schemas/builders/seminars.py

@@ -143,6 +143,20 @@ def add_speaker(self, name=None, record=None, affiliations=None, ids=None, curat
             curated_relation=curated_relation,
         )
 
+    @filter_empty_parameters
+    def add_literature_record(self, record, curated_relation=None):
+        """
+        Args:
+            record (dict): dictionary with ``$ref`` pointing to proper record.
+            If string, then will be converted to proper dict.
+            curated_relation (bool): mark if relation is curated [NOT REQUIRED]
+        """
+        self._append_to(
+            'literature_records',
+            record=record,
+            curated_relation=curated_relation,
+        )
+
     @filter_empty_parameters
     def add_join_url(self, value, description=None):
         """Add url dict to ``urls`` list.

inspire_schemas/records/seminars.yml

@@ -219,6 +219,21 @@ properties:
         title: List of speakers
         type: array
         uniqueItems: true
+    literature_records:
+        items:
+            additionalProperties: false
+            properties:
+                curated_relation:
+                    type: boolean
+                record:
+                    $ref: elements/json_reference.json
+            required:
+                - record
+            type: object
+        minItems: 1
+        title: List of literature records related to the seminar
+        type: array
+        uniqueItems: true
     start_datetime:
         format: date-time
         minLength: 1

setup.py

@@ -174,7 +174,7 @@ def _generate_json_schemas():
     'coverage',
     'isort~=4.0,>=4.3.0',
     'pytest-cache',
-    'pytest-cov~=2.0,>=2.6.1',
+    'pytest-cov==2.6.1',
     'pytest~=3.0,>=3.6.0',
     'pytest-pep8',
     'mock',

tests/unit/test_seminar_builder.py

@@ -506,3 +506,25 @@ def test_add_speaker():
     )
     builder.add_speaker(name='some guy')
     assert builder.record['speakers'] == expected
+
+
+def test_add_literature_record():
+    expected = [
+        {
+            'record': {'$ref': 'http://literature/1'}
+        },
+        {
+            'record': {'$ref': 'http://literature/another'},
+            'curated_relation': True
+        },
+    ]
+
+    builder = SeminarBuilder()
+    builder.add_literature_record(
+        record={'$ref': 'http://literature/1'}
+    )
+    builder.add_literature_record(
+        record={'$ref': 'http://literature/another'},
+        curated_relation=True
+    )
+    assert builder.record['literature_records'] == expected