diff --git a/backend/data_export/tests/test_repositories.py b/backend/data_export/tests/test_repositories.py
index 9202b047..a4780de4 100644
--- a/backend/data_export/tests/test_repositories.py
+++ b/backend/data_export/tests/test_repositories.py
@@ -5,12 +5,14 @@ from model_mommy import mommy
 from ..pipeline.repositories import (
     IntentDetectionSlotFillingRepository,
     RelationExtractionRepository,
+    Seq2seqRepository,
     SequenceLabelingRepository,
     TextClassificationRepository,
 )
 from projects.models import (
     DOCUMENT_CLASSIFICATION,
     INTENT_DETECTION_AND_SLOT_FILLING,
+    SEQ2SEQ,
     SEQUENCE_LABELING,
 )
 from projects.tests.utils import prepare_project
@@ -64,6 +66,44 @@ class TestTextClassificationRepository(TestRepository):
         self.assert_records(repository, expected)
 
 
+class TestSeq2seqRepository(TestRepository):
+    def prepare_data(self, project):
+        self.example = mommy.make("Example", project=project.item, text="example")
+        self.text1 = mommy.make("TextLabel", example=self.example, user=project.admin)
+        self.text2 = mommy.make("TextLabel", example=self.example, user=project.annotator)
+
+    def test_list(self):
+        project = prepare_project(SEQ2SEQ)
+        repository = Seq2seqRepository(project.item)
+        self.prepare_data(project)
+        expected = [
+            {
+                "data": self.example.text,
+                "label": [self.text1.text],
+                "user": project.admin.username,
+            },
+            {
+                "data": self.example.text,
+                "label": [self.text2.text],
+                "user": project.annotator.username,
+            },
+        ]
+        self.assert_records(repository, expected)
+
+    def test_list_on_collaborative_annotation(self):
+        project = prepare_project(SEQ2SEQ, collaborative_annotation=True)
+        repository = Seq2seqRepository(project.item)
+        self.prepare_data(project)
+        expected = [
+            {
+                "data": self.example.text,
+                "label": [self.text1.text, self.text2.text],
+                "user": "all",
+            }
+        ]
+        self.assert_records(repository, expected)
+
+
 class TestIntentDetectionSlotFillingRepository(TestRepository):
     def prepare_data(self, project):
         self.example = mommy.make("Example", project=project.item, text="example")