Add tests

dupe fixtures from the model tests. need to find  good way to share
the fixtures between integration/unittests or
maybe not mock here and have an actual testing config file instead

tests/integration/jwt_refresh_endpoint_test.py

@@ -0,0 +1,153 @@
+import pytest
+
+from unittest.mock import Mock, patch
+
+from django.urls import reverse
+from rest_framework.reverse import reverse_lazy
+from nav.models.api import JWTRefreshToken
+
+
+def test_token_not_in_database_should_be_rejected(db, api_client, url):
+    token = JWTRefreshToken.generate_refresh_token()
+    assert not JWTRefreshToken.objects.filter(token=token).exists()
+    response = api_client.post(
+        url,
+        follow=True,
+        data={
+            'refresh_token': token,
+        },
+    )
+    assert response.status_code == 403
+
+
+def test_expired_token_should_be_rejected(db, api_client, url):
+    token = JWTRefreshToken.generate_refresh_token()
+    db_token = JWTRefreshToken(token=token)
+    db_token.save()
+    db_token.expire()
+    response = api_client.post(
+        url,
+        follow=True,
+        data={
+            'refresh_token': db_token.token,
+        },
+    )
+    assert response.status_code == 403
+
+
+def test_valid_token_should_be_accepted(db, api_client, url):
+    token = JWTRefreshToken.generate_refresh_token()
+    db_token = JWTRefreshToken(token=token)
+    db_token.save()
+    response = api_client.post(
+        url,
+        follow=True,
+        data={
+            'refresh_token': token,
+        },
+    )
+    assert response.status_code == 200
+
+
+def test_valid_token_should_be_replaced_by_new_token_in_db(db, api_client, url):
+    token = JWTRefreshToken.generate_refresh_token()
+    db_token = JWTRefreshToken(token=token)
+    db_token.save()
+    response = api_client.post(
+        url,
+        follow=True,
+        data={
+            'refresh_token': token,
+        },
+    )
+    assert response.status_code == 200
+    assert not JWTRefreshToken.objects.filter(token=token).exists()
+    new_token = response.data.get("refresh_token")
+    assert JWTRefreshToken.objects.filter(token=new_token).exists()
+
+
+def test_should_include_access_and_refresh_token_in_response(db, api_client, url):
+    token = JWTRefreshToken.generate_refresh_token()
+    db_token = JWTRefreshToken(token=token)
+    db_token.save()
+    response = api_client.post(
+        url,
+        follow=True,
+        data={
+            'refresh_token': token,
+        },
+    )
+    assert response.status_code == 200
+    assert "access_token" in response.data
+    assert "refresh_token" in response.data
+
+
+@pytest.fixture()
+def url():
+    return reverse('api:1:jwt-refresh')
+
+
+@pytest.fixture(scope="module", autouse=True)
+def jwtconf_mock(private_key, nav_name) -> str:
+    """Mocks the get_nave_name and get_nav_private_key functions for
+    the JWTConf class
+    """
+    with patch("nav.models.api.JWTConf") as _jwtconf_mock:
+        instance = _jwtconf_mock.return_value
+        instance.get_nav_name = Mock(return_value=nav_name)
+        instance.get_nav_private_key = Mock(return_value=private_key)
+        yield _jwtconf_mock
+
+
+@pytest.fixture(scope="module")
+def private_key() -> str:
+    """Yields a private key in PEM format"""
+    key = """-----BEGIN PRIVATE KEY-----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+-----END PRIVATE KEY-----"""
+    yield key
+
+
+@pytest.fixture()
+def public_key() -> str:
+    """Yields a public key in PEM format"""
+    key = """-----BEGIN PUBLIC KEY-----
+MIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAqfuABGTOLmGSrv4ays8k
+jExRcd/53FqOlwBaQA0B1yzsEQfV4dfzsIoB4qrP8B0QAJp65ZMAgkAPK8YhwQDI
+6eQKW5MoIEM/w1Yo66Um2uk4stXMgU2Qt3LzithaSc7GpCS4SFw9R2lCzgpciCQf
+2K5h5kHPEi91M6LuZjKXXAQtqc8JhFtXL0FEaZ74KwxfFfOhq0JIyupyDyBHrlup
+Gw+ZVhQD3y39aIQ1nsd8sXkhclzUQKSYWxeB6yhXpj5Dou2nLJMt/FKJkI2YADBz
+6LSTZELwB3J1x4YNBXFhnaIb+W3PwrbfRsGTsyccMiSwQbEnsGxN9dE2Yt6C1NU5
+rwIDAQAB
+-----END PUBLIC KEY-----"""
+    yield key
+
+
+@pytest.fixture(scope="module")
+def nav_name() -> str:
+    yield "nav"