diff --git a/tests/test_app.py b/tests/test_app.py
index 3763b50..448af5f 100644
--- a/tests/test_app.py
+++ b/tests/test_app.py
@@ -4,16 +4,18 @@
 from dapitains.app.app import create_app
 from dapitains.app.ingest import store_catalog
 from dapitains.metadata.xml_parser import parse
-
+import uritemplate
+import urllib
 
 basedir = os.path.abspath(os.path.dirname(__file__))
+BASE_URI = "http://localhost:5000"
 
 
 @pytest.fixture
 def app():
     """Fixture to create a new instance of the Flask app for testing."""
     app = Flask(__name__)
-    app, db = create_app(app, base_uri="http://localhost:5000")
+    app, db = create_app(app, base_uri=BASE_URI)
     db_path = os.path.join(basedir, 'app.db')
     app.config['SQLALCHEMY_DATABASE_URI'] = f'sqlite:///{db_path}'
     app.config['SQLALCHEMY_TRACK_MODIFICATIONS'] = False
@@ -57,3 +59,101 @@ def test_index(client):
         'document': 'http://localhost:5000/document/{?resource}{&ref,start,end,tree}',
         'navigation': 'http://localhost:5000/navigation/{?resource}{&ref,start,end,tree,down}',
     }
+
+
+def test_collection(client):
+    response = client.get('/')
+    template = uritemplate.URITemplate(response.get_json()["collection"].replace(BASE_URI, ""))
+    response = client.get(template.expand({}))
+    j = response.get_json()
+    assert {
+               '@context': 'https://distributed-text-services.github.io/specifications/context/1-alpha1.json',
+               '@id': 'https://foo.bar/default',
+               '@type': 'Collection',
+               'collection': 'http://localhost:5000/collection/{?id,nav}',
+               'dtsVersion': '1-alpha',
+               'dublinCore': {'abstract': ['This is a perfect example of an absract.',
+                                           {'lang': 'fr',
+                                            'value': 'Et je peux traduire en français'}]},
+               'member': [{'@id': 'https://example.org/collection1',
+                           '@type': 'Collection',
+                           'collection': 'http://localhost:5000/collection/?id=https%3A%2F%2Fexample.org%2Fcollection1',
+                           'dublinCore': {'creator': ['John Doe'],
+                                          'date': ['2023-08-24'],
+                                          'subject': ['History']},
+                           'title': 'My First Collection',
+                           'totalChildren': 3,
+                           'totalParents': 0},
+                          {'@id': 'https://example.org/resource1',
+                           '@type': 'Resource',
+                           'citationTrees': [{'@type': 'CitationTree',
+                                              'citeType': 'book',
+                                              'identifier': 'nums'},
+                                             {'@type': 'CitationTree',
+                                              'citeType': 'book',
+                                              'identifier': 'alpha'}],
+                           'collection': 'http://localhost:5000/collection/?id=https%3A%2F%2Fexample.org%2Fresource1',
+                           'description': 'A document about historical events.',
+                           'document': 'http://localhost:5000/document/?resource=https%3A%2F%2Fexample.org'
+                                       '%2Fresource1{&ref,start,end,tree}',
+                           'dublinCore': {'language': ['en'], 'subject': ['World War II']},
+                           'navigation': 'http://localhost:5000/navigation/?resource=https%3A%2F%2Fexample.org'
+                                         '%2Fresource1{&ref,start,end,tree,down}',
+                           'title': 'Historical Document',
+                           'totalChildren': 3,
+                           'totalParents': 0},
+                          {'@id': 'https://foo.bar/text',
+                           '@type': 'Resource',
+                           'citationTrees': [{'@type': 'CitationTree',
+                                              'citeStructure': [{'citeStructure': [{'citeType': 'verse'},
+                                                                                   {'citeType': 'bloup'}],
+                                                                 'citeType': 'chapter'}],
+                                              'citeType': 'book',
+                                              'identifier': 'default'}],
+                           'collection': 'http://localhost:5000/collection/?id=https%3A%2F%2Ffoo.bar%2Ftext',
+                           'description': 'With a description',
+                           'document': 'http://localhost:5000/document/?resource=https%3A%2F%2Ffoo.bar%2Ftext{&ref,'
+                                       'start,end,tree}',
+                           'dublinCore': {'title': ['A simple resource']},
+                           'navigation': 'http://localhost:5000/navigation/?resource=https%3A%2F%2Ffoo.bar%2Ftext{'
+                                         '&ref,start,end,tree,down}',
+                           'title': 'A simple resource',
+                           'totalChildren': 3,
+                           'totalParents': 0}],
+               'title': 'A collection',
+               'totalChildren': 3,
+               'totalParents': 0} == j
+    assert uritemplate.URITemplate(j["member"][0]["collection"]).expand(
+        {"id": j["member"][0]["@id"]}) == f"{BASE_URI}/collection/?id={urllib.parse.quote_plus(j['member'][0]['@id'])}"
+    collection = uritemplate.URITemplate(j["member"][0]["collection"]).expand(
+        {"id": j["member"][0]["@id"]})
+    response = client.get(collection.replace(BASE_URI, ""))
+    assert {'@context': 'https://distributed-text-services.github.io/specifications/context/1-alpha1.json',
+            '@id': 'https://example.org/collection1',
+            '@type': 'Collection',
+            'collection': 'http://localhost:5000/collection/{?id,nav}',
+            'dtsVersion': '1-alpha',
+            'dublinCore': {'creator': ['John Doe'],
+                           'date': ['2023-08-24'],
+                           'subject': ['History']},
+            'member': [{'@id': 'https://example.org/resource1',
+                        '@type': 'Resource',
+                        'citationTrees': [{'@type': 'CitationTree',
+                                           'citeType': 'book',
+                                           'identifier': 'nums'},
+                                          {'@type': 'CitationTree',
+                                           'citeType': 'book',
+                                           'identifier': 'alpha'}],
+                        'collection': 'http://localhost:5000/collection/?id=https%3A%2F%2Fexample.org%2Fresource1',
+                        'description': 'A document about historical events.',
+                        'document': 'http://localhost:5000/document/?resource=https%3A%2F%2Fexample.org%2Fresource1{'
+                                    '&ref,start,end,tree}',
+                        'dublinCore': {'language': ['en'], 'subject': ['World War II']},
+                        'navigation': 'http://localhost:5000/navigation/?resource=https%3A%2F%2Fexample.org'
+                                      '%2Fresource1{&ref,start,end,tree,down}',
+                        'title': 'Historical Document',
+                        'totalChildren': 1,
+                        'totalParents': 1}],
+            'title': 'My First Collection',
+            'totalChildren': 1,
+            'totalParents': 1} == response.get_json()