Merge pull request #199 from canonical/kf-5655-add-dashboard-integrat…

…ion-test

Add integration check to test if the dashboard is accessible

requirements-integration.in

@@ -1,3 +1,4 @@
+aiohttp
 # Pinning to <4.0 due to compatibility with the 3.1 controller version
 juju<4.0
 lightkube

requirements-integration.txt

@@ -4,12 +4,19 @@
 #
 #    pip-compile requirements-integration.in
 #
+aiohttp==3.9.5
+    # via -r requirements-integration.in
+aiosignal==1.3.1
+    # via aiohttp
 anyio==4.0.0
     # via httpcore
 asttokens==2.4.0
     # via stack-data
+async-timeout==4.0.3
+    # via aiohttp
 attrs==23.1.0
     # via
+    #   aiohttp
     #   jsonschema
     #   outcome
     #   trio
@@ -57,6 +64,10 @@ exceptiongroup==1.1.3
     #   trio-websocket
 executing==1.2.0
     # via stack-data
+frozenlist==1.4.1
+    # via
+    #   aiohttp
+    #   aiosignal
 google-auth==2.17.3
     # via kubernetes
 h11==0.14.0
@@ -83,6 +94,7 @@ idna==3.4
     #   httpx
     #   requests
     #   trio
+    #   yarl
 importlib-resources==6.0.1
     # via jsonschema
 iniconfig==2.0.0
@@ -120,6 +132,10 @@ markupsafe==2.1.3
     # via jinja2
 matplotlib-inline==0.1.6
     # via ipython
+multidict==6.0.5
+    # via
+    #   aiohttp
+    #   yarl
 mypy-extensions==1.0.0
     # via typing-inspect
 oauthlib==3.2.2
@@ -303,6 +319,8 @@ wsproto==1.2.0
     # via
     #   selenium-wire
     #   trio-websocket
+yarl==1.9.4
+    # via aiohttp
 zipp==3.16.2
     # via importlib-resources
 zstandard==0.21.0

tests/integration/test_charm.py

@@ -7,6 +7,7 @@
 from pathlib import Path
 from typing import Dict, List
 
+import aiohttp
 import pytest
 import pytest_asyncio
 import yaml
@@ -16,7 +17,7 @@
 )
 from dashboard_links_requirer_tester_charm.src.charm import generate_links_for_location
 from lightkube import Client
-from lightkube.resources.core_v1 import ConfigMap
+from lightkube.resources.core_v1 import ConfigMap, Service
 from pytest_operator.plugin import OpsTest
 
 from charm import ADDITIONAL_LINKS_CONFIG_NAME, EXTERNAL_LINKS_ORDER_CONFIG_NAME
@@ -315,3 +316,27 @@ async def assert_links_in_configmap_by_text_value(
         assert item.text in links_texts
 
     return links_texts
+
+
+async def test_dashboard_access(ops_test: OpsTest, lightkube_client: Client):
+    """Tests that the dashboard is accessible by sending an HTTP request to the
+    kubeflow-dashboard Service IP and checking the HTTP status code and the response
+    text.
+    """
+    namespace = ops_test.model_name
+    application_ip = lightkube_client.get(Service, CHARM_NAME, namespace=namespace).spec.clusterIP
+    application_port = (await ops_test.model.applications[CHARM_NAME].get_config())["port"][
+        "value"
+    ]
+    # The URL to access the central dashboard, in this case kubeflow-dashboard's
+    # IP + the port specified in the configuration
+    url = f"http://{str(application_ip)}:{str(application_port)}"
+
+    async with aiohttp.ClientSession() as session:
+        async with session.get(url, headers=None) as response:
+            result_status = response.status
+            result_text = str(await response.text())
+    # Assert that we receive the expected status code
+    assert result_status == 200
+    # And that the title is the one expected
+    assert "<title>Kubeflow Central Dashboard</title>" in result_text