Major improvement in OSM charms
[osm/devops.git] / installers / charm / grafana / tests / test_pod_spec.py
index 842769c..88c85d3 100644 (file)
-#!/usr/bin/env python3
-# Copyright 2021 Canonical Ltd.
-#
-# Licensed under the Apache License, Version 2.0 (the "License"); you may
-# not use this file except in compliance with the License. You may obtain
-# a copy of the License at
-#
-#         http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
-# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
-# License for the specific language governing permissions and limitations
-# under the License.
-#
-# For those usages not covered by the Apache License, Version 2.0 please
-# contact: legal@canonical.com
-#
-# To get in touch with the maintainers, please contact:
-# osm-charmers@lists.launchpad.net
-##
-
-from typing import NoReturn
-import unittest
-
-import pod_spec
-
-
-class TestPodSpec(unittest.TestCase):
-    """Pod spec unit tests."""
-
-    def test_make_pod_ports(self) -> NoReturn:
-        """Testing make pod ports."""
-        port = 3000
-
-        expected_result = [
-            {
-                "name": "grafana",
-                "containerPort": port,
-                "protocol": "TCP",
-            }
-        ]
-
-        pod_ports = pod_spec._make_pod_ports(port)
-
-        self.assertListEqual(expected_result, pod_ports)
-
-    def test_make_pod_envconfig(self) -> NoReturn:
-        """Teting make pod envconfig."""
-        config = {}
-        relation_state = {
-            "prometheus_host": "prometheus",
-            "prometheus_port": "9090",
-        }
-
-        expected_result = {}
-
-        pod_envconfig = pod_spec._make_pod_envconfig(config, relation_state)
-
-        self.assertDictEqual(expected_result, pod_envconfig)
-
-    def test_make_pod_ingress_resources_without_site_url(self) -> NoReturn:
-        """Testing make pod ingress resources without site_url."""
-        config = {"site_url": ""}
-        app_name = "grafana"
-        port = 3000
-
-        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
-            config, app_name, port
-        )
-
-        self.assertIsNone(pod_ingress_resources)
-
-    def test_make_pod_ingress_resources(self) -> NoReturn:
-        """Testing make pod ingress resources."""
-        config = {
-            "site_url": "http://grafana",
-            "max_file_size": 0,
-            "ingress_whitelist_source_range": "",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = [
-            {
-                "name": f"{app_name}-ingress",
-                "annotations": {
-                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
-                    "nginx.ingress.kubernetes.io/ssl-redirect": "false",
-                },
-                "spec": {
-                    "rules": [
-                        {
-                            "host": app_name,
-                            "http": {
-                                "paths": [
-                                    {
-                                        "path": "/",
-                                        "backend": {
-                                            "serviceName": app_name,
-                                            "servicePort": port,
-                                        },
-                                    }
-                                ]
-                            },
-                        }
-                    ]
-                },
-            }
-        ]
-
-        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
-            config, app_name, port
-        )
-
-        self.assertListEqual(expected_result, pod_ingress_resources)
-
-    def test_make_pod_ingress_resources_with_whitelist_source_range(self) -> NoReturn:
-        """Testing make pod ingress resources with whitelist_source_range."""
-        config = {
-            "site_url": "http://grafana",
-            "max_file_size": 0,
-            "ingress_whitelist_source_range": "0.0.0.0/0",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = [
-            {
-                "name": f"{app_name}-ingress",
-                "annotations": {
-                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
-                    "nginx.ingress.kubernetes.io/ssl-redirect": "false",
-                    "nginx.ingress.kubernetes.io/whitelist-source-range": config[
-                        "ingress_whitelist_source_range"
-                    ],
-                },
-                "spec": {
-                    "rules": [
-                        {
-                            "host": app_name,
-                            "http": {
-                                "paths": [
-                                    {
-                                        "path": "/",
-                                        "backend": {
-                                            "serviceName": app_name,
-                                            "servicePort": port,
-                                        },
-                                    }
-                                ]
-                            },
-                        }
-                    ]
-                },
-            }
-        ]
-
-        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
-            config, app_name, port
-        )
-
-        self.assertListEqual(expected_result, pod_ingress_resources)
-
-    def test_make_pod_ingress_resources_with_https(self) -> NoReturn:
-        """Testing make pod ingress resources with HTTPs."""
-        config = {
-            "site_url": "https://grafana",
-            "max_file_size": 0,
-            "ingress_whitelist_source_range": "",
-            "tls_secret_name": "",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = [
-            {
-                "name": f"{app_name}-ingress",
-                "annotations": {
-                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
-                },
-                "spec": {
-                    "rules": [
-                        {
-                            "host": app_name,
-                            "http": {
-                                "paths": [
-                                    {
-                                        "path": "/",
-                                        "backend": {
-                                            "serviceName": app_name,
-                                            "servicePort": port,
-                                        },
-                                    }
-                                ]
-                            },
-                        }
-                    ],
-                    "tls": [{"hosts": [app_name]}],
-                },
-            }
-        ]
-
-        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
-            config, app_name, port
-        )
-
-        self.assertListEqual(expected_result, pod_ingress_resources)
-
-    def test_make_pod_ingress_resources_with_https_tls_secret_name(self) -> NoReturn:
-        """Testing make pod ingress resources with HTTPs and TLS secret name."""
-        config = {
-            "site_url": "https://grafana",
-            "max_file_size": 0,
-            "ingress_whitelist_source_range": "",
-            "tls_secret_name": "secret_name",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = [
-            {
-                "name": f"{app_name}-ingress",
-                "annotations": {
-                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
-                },
-                "spec": {
-                    "rules": [
-                        {
-                            "host": app_name,
-                            "http": {
-                                "paths": [
-                                    {
-                                        "path": "/",
-                                        "backend": {
-                                            "serviceName": app_name,
-                                            "servicePort": port,
-                                        },
-                                    }
-                                ]
-                            },
-                        }
-                    ],
-                    "tls": [
-                        {"hosts": [app_name], "secretName": config["tls_secret_name"]}
-                    ],
-                },
-            }
-        ]
-
-        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
-            config, app_name, port
-        )
-
-        self.assertListEqual(expected_result, pod_ingress_resources)
-
-    def test_make_pod_files(self) -> NoReturn:
-        """Testing make pod files."""
-        relation_state = {
-            "prometheus_host": "prometheus",
-            "prometheus_port": "9090",
-        }
-
-        expected_result = [
-            {
-                "name": "dashboards",
-                "mountPath": "/etc/grafana/provisioning/dashboards/",
-                "files": [
-                    {
-                        "path": "dashboard-osm.yml",
-                        "content": (
-                            "apiVersion: 1\n"
-                            "providers:\n"
-                            "  - name: 'osm'\n"
-                            "    orgId: 1\n"
-                            "    folder: ''\n"
-                            "    type: file\n"
-                            "    options:\n"
-                            "      path: /etc/grafana/provisioning/dashboards/\n"
-                        ),
-                    }
-                ],
-            },
-            {
-                "name": "datasources",
-                "mountPath": "/etc/grafana/provisioning/datasources/",
-                "files": [
-                    {
-                        "path": "datasource-prometheus.yml",
-                        "content": (
-                            "datasources:\n"
-                            "  - access: proxy\n"
-                            "    editable: true\n"
-                            "    is_default: true\n"
-                            "    name: osm_prometheus\n"
-                            "    orgId: 1\n"
-                            "    type: prometheus\n"
-                            "    version: 1\n"
-                            "    url: http://{}:{}\n".format(
-                                relation_state.get("prometheus_host"),
-                                relation_state.get("prometheus_port"),
-                            )
-                        ),
-                    }
-                ],
-            },
-        ]
-
-        pod_envconfig = pod_spec._make_pod_files(relation_state)
-
-        self.assertListEqual(expected_result, pod_envconfig)
-
-    def test_make_readiness_probe(self) -> NoReturn:
-        """Testing make readiness probe."""
-        port = 3000
-
-        expected_result = {
-            "httpGet": {
-                "path": "/api/health",
-                "port": port,
-            },
-            "initialDelaySeconds": 10,
-            "periodSeconds": 10,
-            "timeoutSeconds": 5,
-            "successThreshold": 1,
-            "failureThreshold": 3,
-        }
-
-        readiness_probe = pod_spec._make_readiness_probe(port)
-
-        self.assertDictEqual(expected_result, readiness_probe)
-
-    def test_make_liveness_probe(self) -> NoReturn:
-        """Testing make liveness probe."""
-        port = 3000
-
-        expected_result = {
-            "httpGet": {
-                "path": "/api/health",
-                "port": port,
-            },
-            "initialDelaySeconds": 60,
-            "timeoutSeconds": 30,
-            "failureThreshold": 10,
-        }
-
-        liveness_probe = pod_spec._make_liveness_probe(port)
-
-        self.assertDictEqual(expected_result, liveness_probe)
-
-    def test_make_pod_spec(self) -> NoReturn:
-        """Testing make pod spec."""
-        image_info = {"upstream-source": "ubuntu/grafana:latest"}
-        config = {
-            "site_url": "",
-        }
-        relation_state = {
-            "prometheus_host": "prometheus",
-            "prometheus_port": "9090",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = {
-            "version": 3,
-            "containers": [
-                {
-                    "name": app_name,
-                    "imageDetails": image_info,
-                    "imagePullPolicy": "Always",
-                    "ports": [
-                        {
-                            "name": app_name,
-                            "containerPort": port,
-                            "protocol": "TCP",
-                        }
-                    ],
-                    "envConfig": {},
-                    "volumeConfig": [
-                        {
-                            "name": "dashboards",
-                            "mountPath": "/etc/grafana/provisioning/dashboards/",
-                            "files": [
-                                {
-                                    "path": "dashboard-osm.yml",
-                                    "content": (
-                                        "apiVersion: 1\n"
-                                        "providers:\n"
-                                        "  - name: 'osm'\n"
-                                        "    orgId: 1\n"
-                                        "    folder: ''\n"
-                                        "    type: file\n"
-                                        "    options:\n"
-                                        "      path: /etc/grafana/provisioning/dashboards/\n"
-                                    ),
-                                }
-                            ],
-                        },
-                        {
-                            "name": "datasources",
-                            "mountPath": "/etc/grafana/provisioning/datasources/",
-                            "files": [
-                                {
-                                    "path": "datasource-prometheus.yml",
-                                    "content": (
-                                        "datasources:\n"
-                                        "  - access: proxy\n"
-                                        "    editable: true\n"
-                                        "    is_default: true\n"
-                                        "    name: osm_prometheus\n"
-                                        "    orgId: 1\n"
-                                        "    type: prometheus\n"
-                                        "    version: 1\n"
-                                        "    url: http://{}:{}\n".format(
-                                            relation_state.get("prometheus_host"),
-                                            relation_state.get("prometheus_port"),
-                                        )
-                                    ),
-                                }
-                            ],
-                        },
-                    ],
-                    "kubernetes": {
-                        "readinessProbe": {
-                            "httpGet": {
-                                "path": "/api/health",
-                                "port": port,
-                            },
-                            "initialDelaySeconds": 10,
-                            "periodSeconds": 10,
-                            "timeoutSeconds": 5,
-                            "successThreshold": 1,
-                            "failureThreshold": 3,
-                        },
-                        "livenessProbe": {
-                            "httpGet": {
-                                "path": "/api/health",
-                                "port": port,
-                            },
-                            "initialDelaySeconds": 60,
-                            "timeoutSeconds": 30,
-                            "failureThreshold": 10,
-                        },
-                    },
-                }
-            ],
-            "kubernetesResources": {"ingressResources": []},
-        }
-
-        spec = pod_spec.make_pod_spec(
-            image_info, config, relation_state, app_name, port
-        )
-
-        self.assertDictEqual(expected_result, spec)
-
-    def test_make_pod_spec_with_ingress(self) -> NoReturn:
-        """Testing make pod spec."""
-        image_info = {"upstream-source": "ubuntu/grafana:latest"}
-        config = {
-            "site_url": "https://grafana",
-            "tls_secret_name": "grafana",
-            "max_file_size": 0,
-            "ingress_whitelist_source_range": "0.0.0.0/0",
-        }
-        relation_state = {
-            "prometheus_host": "prometheus",
-            "prometheus_port": "9090",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        expected_result = {
-            "version": 3,
-            "containers": [
-                {
-                    "name": app_name,
-                    "imageDetails": image_info,
-                    "imagePullPolicy": "Always",
-                    "ports": [
-                        {
-                            "name": app_name,
-                            "containerPort": port,
-                            "protocol": "TCP",
-                        }
-                    ],
-                    "envConfig": {},
-                    "volumeConfig": [
-                        {
-                            "name": "dashboards",
-                            "mountPath": "/etc/grafana/provisioning/dashboards/",
-                            "files": [
-                                {
-                                    "path": "dashboard-osm.yml",
-                                    "content": (
-                                        "apiVersion: 1\n"
-                                        "providers:\n"
-                                        "  - name: 'osm'\n"
-                                        "    orgId: 1\n"
-                                        "    folder: ''\n"
-                                        "    type: file\n"
-                                        "    options:\n"
-                                        "      path: /etc/grafana/provisioning/dashboards/\n"
-                                    ),
-                                }
-                            ],
-                        },
-                        {
-                            "name": "datasources",
-                            "mountPath": "/etc/grafana/provisioning/datasources/",
-                            "files": [
-                                {
-                                    "path": "datasource-prometheus.yml",
-                                    "content": (
-                                        "datasources:\n"
-                                        "  - access: proxy\n"
-                                        "    editable: true\n"
-                                        "    is_default: true\n"
-                                        "    name: osm_prometheus\n"
-                                        "    orgId: 1\n"
-                                        "    type: prometheus\n"
-                                        "    version: 1\n"
-                                        "    url: http://{}:{}\n".format(
-                                            relation_state.get("prometheus_host"),
-                                            relation_state.get("prometheus_port"),
-                                        )
-                                    ),
-                                }
-                            ],
-                        },
-                    ],
-                    "kubernetes": {
-                        "readinessProbe": {
-                            "httpGet": {
-                                "path": "/api/health",
-                                "port": port,
-                            },
-                            "initialDelaySeconds": 10,
-                            "periodSeconds": 10,
-                            "timeoutSeconds": 5,
-                            "successThreshold": 1,
-                            "failureThreshold": 3,
-                        },
-                        "livenessProbe": {
-                            "httpGet": {
-                                "path": "/api/health",
-                                "port": port,
-                            },
-                            "initialDelaySeconds": 60,
-                            "timeoutSeconds": 30,
-                            "failureThreshold": 10,
-                        },
-                    },
-                }
-            ],
-            "kubernetesResources": {
-                "ingressResources": [
-                    {
-                        "name": "{}-ingress".format(app_name),
-                        "annotations": {
-                            "nginx.ingress.kubernetes.io/proxy-body-size": str(
-                                config.get("max_file_size")
-                            ),
-                            "nginx.ingress.kubernetes.io/whitelist-source-range": config.get(
-                                "ingress_whitelist_source_range"
-                            ),
-                        },
-                        "spec": {
-                            "rules": [
-                                {
-                                    "host": app_name,
-                                    "http": {
-                                        "paths": [
-                                            {
-                                                "path": "/",
-                                                "backend": {
-                                                    "serviceName": app_name,
-                                                    "servicePort": port,
-                                                },
-                                            }
-                                        ]
-                                    },
-                                }
-                            ],
-                            "tls": [
-                                {
-                                    "hosts": [app_name],
-                                    "secretName": config.get("tls_secret_name"),
-                                }
-                            ],
-                        },
-                    }
-                ],
-            },
-        }
-
-        spec = pod_spec.make_pod_spec(
-            image_info, config, relation_state, app_name, port
-        )
-
-        self.assertDictEqual(expected_result, spec)
-
-    def test_make_pod_spec_without_image_info(self) -> NoReturn:
-        """Testing make pod spec without image_info."""
-        image_info = None
-        config = {
-            "site_url": "",
-        }
-        relation_state = {
-            "prometheus_host": "prometheus",
-            "prometheus_port": "9090",
-        }
-        app_name = "grafana"
-        port = 3000
-
-        spec = pod_spec.make_pod_spec(
-            image_info, config, relation_state, app_name, port
-        )
-
-        self.assertIsNone(spec)
-
-    def test_make_pod_spec_without_relation_state(self) -> NoReturn:
-        """Testing make pod spec without relation_state."""
-        image_info = {"upstream-source": "ubuntu/grafana:latest"}
-        config = {
-            "site_url": "",
-        }
-        relation_state = {}
-        app_name = "grafana"
-        port = 3000
-
-        with self.assertRaises(ValueError):
-            pod_spec.make_pod_spec(image_info, config, relation_state, app_name, port)
-
-
-if __name__ == "__main__":
-    unittest.main()
+# #!/usr/bin/env python3
+# Copyright 2021 Canonical Ltd.
+# #
+# Licensed under the Apache License, Version 2.0 (the "License"); you may
+# not use this file except in compliance with the License. You may obtain
+# a copy of the License at
+# #
+#         http://www.apache.org/licenses/LICENSE-2.0
+# #
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
+# License for the specific language governing permissions and limitations
+# under the License.
+# #
+# For those usages not covered by the Apache License, Version 2.0 please
+# contact: legal@canonical.com
+# #
+# To get in touch with the maintainers, please contact:
+# osm-charmers@lists.launchpad.net
+# ##
+
+from typing import NoReturn
+import unittest
+
+import pod_spec
+
+
+class TestPodSpec(unittest.TestCase):
+    """Pod spec unit tests."""
+
+    def test_make_pod_ports(self) -> NoReturn:
+        """Testing make pod ports."""
+        port = 3000
+
+        expected_result = [
+            {
+                "name": "grafana",
+                "containerPort": port,
+                "protocol": "TCP",
+            }
+        ]
+
+        pod_ports = pod_spec._make_pod_ports(port)
+
+        self.assertListEqual(expected_result, pod_ports)
+
+    def test_make_pod_envconfig(self) -> NoReturn:
+        """Teting make pod envconfig."""
+        config = {}
+        relation_state = {
+#             "prometheus_hostname": "prometheus",
+            "prometheus_port": "9090",
+        }
+
+        expected_result = {}
+
+        pod_envconfig = pod_spec._make_pod_envconfig(config, relation_state)
+
+        self.assertDictEqual(expected_result, pod_envconfig)
+
+    def test_make_pod_ingress_resources_without_site_url(self) -> NoReturn:
+        """Testing make pod ingress resources without site_url."""
+        config = {"site_url": ""}
+        app_name = "grafana"
+        port = 3000
+
+        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
+            config, app_name, port
+        )
+
+        self.assertIsNone(pod_ingress_resources)
+
+    def test_make_pod_ingress_resources(self) -> NoReturn:
+        """Testing make pod ingress resources."""
+        config = {
+            "site_url": "http://grafana",
+            "max_file_size": 0,
+            "ingress_whitelist_source_range": "",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = [
+            {
+                "name": f"{app_name}-ingress",
+                "annotations": {
+                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
+                    "nginx.ingress.kubernetes.io/ssl-redirect": "false",
+                },
+                "spec": {
+                    "rules": [
+                        {
+                            "host": app_name,
+                            "http": {
+                                "paths": [
+                                    {
+                                        "path": "/",
+                                        "backend": {
+                                            "serviceName": app_name,
+                                            "servicePort": port,
+                                        },
+                                    }
+                                ]
+                            },
+                        }
+                    ]
+                },
+            }
+        ]
+
+        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
+            config, app_name, port
+        )
+
+        self.assertListEqual(expected_result, pod_ingress_resources)
+
+    def test_make_pod_ingress_resources_with_whitelist_source_range(self) -> NoReturn:
+        """Testing make pod ingress resources with whitelist_source_range."""
+        config = {
+            "site_url": "http://grafana",
+            "max_file_size": 0,
+            "ingress_whitelist_source_range": "0.0.0.0/0",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = [
+            {
+                "name": f"{app_name}-ingress",
+                "annotations": {
+                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
+                    "nginx.ingress.kubernetes.io/ssl-redirect": "false",
+                    "nginx.ingress.kubernetes.io/whitelist-source-range": config[
+                        "ingress_whitelist_source_range"
+                    ],
+                },
+                "spec": {
+                    "rules": [
+                        {
+                            "host": app_name,
+                            "http": {
+                                "paths": [
+                                    {
+                                        "path": "/",
+                                        "backend": {
+                                            "serviceName": app_name,
+                                            "servicePort": port,
+                                        },
+                                    }
+                                ]
+                            },
+                        }
+                    ]
+                },
+            }
+        ]
+
+        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
+            config, app_name, port
+        )
+
+        self.assertListEqual(expected_result, pod_ingress_resources)
+
+    def test_make_pod_ingress_resources_with_https(self) -> NoReturn:
+        """Testing make pod ingress resources with HTTPs."""
+        config = {
+            "site_url": "https://grafana",
+            "max_file_size": 0,
+            "ingress_whitelist_source_range": "",
+            "tls_secret_name": "",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = [
+            {
+                "name": f"{app_name}-ingress",
+                "annotations": {
+                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
+                },
+                "spec": {
+                    "rules": [
+                        {
+                            "host": app_name,
+                            "http": {
+                                "paths": [
+                                    {
+                                        "path": "/",
+                                        "backend": {
+                                            "serviceName": app_name,
+                                            "servicePort": port,
+                                        },
+                                    }
+                                ]
+                            },
+                        }
+                    ],
+                    "tls": [{"hosts": [app_name]}],
+                },
+            }
+        ]
+
+        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
+            config, app_name, port
+        )
+
+        self.assertListEqual(expected_result, pod_ingress_resources)
+
+    def test_make_pod_ingress_resources_with_https_tls_secret_name(self) -> NoReturn:
+        """Testing make pod ingress resources with HTTPs and TLS secret name."""
+        config = {
+            "site_url": "https://grafana",
+            "max_file_size": 0,
+            "ingress_whitelist_source_range": "",
+            "tls_secret_name": "secret_name",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = [
+            {
+                "name": f"{app_name}-ingress",
+                "annotations": {
+                    "nginx.ingress.kubernetes.io/proxy-body-size": f"{config['max_file_size']}",
+                },
+                "spec": {
+                    "rules": [
+                        {
+                            "host": app_name,
+                            "http": {
+                                "paths": [
+                                    {
+                                        "path": "/",
+                                        "backend": {
+                                            "serviceName": app_name,
+                                            "servicePort": port,
+                                        },
+                                    }
+                                ]
+                            },
+                        }
+                    ],
+                    "tls": [
+                        {"hosts": [app_name], "secretName": config["tls_secret_name"]}
+                    ],
+                },
+            }
+        ]
+
+        pod_ingress_resources = pod_spec._make_pod_ingress_resources(
+            config, app_name, port
+        )
+
+        self.assertListEqual(expected_result, pod_ingress_resources)
+
+    def test_make_pod_files(self) -> NoReturn:
+        """Testing make pod files."""
+#         config = {"osm_dashboards": False}
+#         relation_state = {
+#             "prometheus_hostname": "prometheus",
+#             "prometheus_port": "9090",
+#         }
+
+#         expected_result = [
+#             {
+#                 "name": "dashboards",
+#                 "mountPath": "/etc/grafana/provisioning/dashboards/",
+#                 "files": [
+#                     {
+#                         "path": "dashboard-osm.yml",
+#                         "content": (
+#                             "apiVersion: 1\n"
+#                             "providers:\n"
+#                             "  - name: 'osm'\n"
+#                             "    orgId: 1\n"
+#                             "    folder: ''\n"
+#                             "    type: file\n"
+#                             "    options:\n"
+#                             "      path: /etc/grafana/provisioning/dashboards/\n"
+#                         ),
+#                     }
+#                 ],
+#             },
+#             {
+#                 "name": "datasources",
+#                 "mountPath": "/etc/grafana/provisioning/datasources/",
+#                 "files": [
+#                     {
+#                         "path": "datasource-prometheus.yml",
+#                         "content": (
+#                             "datasources:\n"
+#                             "  - access: proxy\n"
+#                             "    editable: true\n"
+#                             "    is_default: true\n"
+#                             "    name: osm_prometheus\n"
+#                             "    orgId: 1\n"
+#                             "    type: prometheus\n"
+#                             "    version: 1\n"
+#                             "    url: http://{}:{}\n".format(
+#                                 relation_state.get("prometheus_hostname"),
+#                                 relation_state.get("prometheus_port"),
+#                             )
+#                         ),
+#                     }
+#                 ],
+#             },
+#         ]
+
+#         pod_envconfig = pod_spec._make_pod_files(config, relation_state)
+        self.assertListEqual(expected_result, pod_envconfig)
+
+    def test_make_readiness_probe(self) -> NoReturn:
+        """Testing make readiness probe."""
+        port = 3000
+
+        expected_result = {
+            "httpGet": {
+                "path": "/api/health",
+                "port": port,
+            },
+            "initialDelaySeconds": 10,
+            "periodSeconds": 10,
+            "timeoutSeconds": 5,
+            "successThreshold": 1,
+            "failureThreshold": 3,
+        }
+
+        readiness_probe = pod_spec._make_readiness_probe(port)
+
+        self.assertDictEqual(expected_result, readiness_probe)
+
+    def test_make_liveness_probe(self) -> NoReturn:
+        """Testing make liveness probe."""
+        port = 3000
+
+        expected_result = {
+            "httpGet": {
+                "path": "/api/health",
+                "port": port,
+            },
+            "initialDelaySeconds": 60,
+            "timeoutSeconds": 30,
+            "failureThreshold": 10,
+        }
+
+        liveness_probe = pod_spec._make_liveness_probe(port)
+
+        self.assertDictEqual(expected_result, liveness_probe)
+
+    def test_make_pod_spec(self) -> NoReturn:
+        """Testing make pod spec."""
+        image_info = {"upstream-source": "ubuntu/grafana:latest"}
+        config = {
+            "site_url": "",
+        }
+        relation_state = {
+#             "prometheus_hostname": "prometheus",
+            "prometheus_port": "9090",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = {
+            "version": 3,
+            "containers": [
+                {
+                    "name": app_name,
+                    "imageDetails": image_info,
+                    "imagePullPolicy": "Always",
+                    "ports": [
+                        {
+                            "name": app_name,
+                            "containerPort": port,
+                            "protocol": "TCP",
+                        }
+                    ],
+                    "envConfig": {},
+                    "volumeConfig": [
+                        {
+                            "name": "dashboards",
+                            "mountPath": "/etc/grafana/provisioning/dashboards/",
+                            "files": [
+                                {
+                                    "path": "dashboard-osm.yml",
+                                    "content": (
+                                        "apiVersion: 1\n"
+                                        "providers:\n"
+                                        "  - name: 'osm'\n"
+                                        "    orgId: 1\n"
+                                        "    folder: ''\n"
+                                        "    type: file\n"
+                                        "    options:\n"
+                                        "      path: /etc/grafana/provisioning/dashboards/\n"
+                                    ),
+                                }
+                            ],
+                        },
+                        {
+                            "name": "datasources",
+                            "mountPath": "/etc/grafana/provisioning/datasources/",
+                            "files": [
+                                {
+                                    "path": "datasource-prometheus.yml",
+                                    "content": (
+                                        "datasources:\n"
+                                        "  - access: proxy\n"
+                                        "    editable: true\n"
+                                        "    is_default: true\n"
+                                        "    name: osm_prometheus\n"
+                                        "    orgId: 1\n"
+                                        "    type: prometheus\n"
+                                        "    version: 1\n"
+                                        "    url: http://{}:{}\n".format(
+#                                             relation_state.get("prometheus_hostname"),
+                                            relation_state.get("prometheus_port"),
+                                        )
+                                    ),
+                                }
+                            ],
+                        },
+                    ],
+                    "kubernetes": {
+                        "readinessProbe": {
+                            "httpGet": {
+                                "path": "/api/health",
+                                "port": port,
+                            },
+                            "initialDelaySeconds": 10,
+                            "periodSeconds": 10,
+                            "timeoutSeconds": 5,
+                            "successThreshold": 1,
+                            "failureThreshold": 3,
+                        },
+                        "livenessProbe": {
+                            "httpGet": {
+                                "path": "/api/health",
+                                "port": port,
+                            },
+                            "initialDelaySeconds": 60,
+                            "timeoutSeconds": 30,
+                            "failureThreshold": 10,
+                        },
+                    },
+                }
+            ],
+            "kubernetesResources": {"ingressResources": []},
+        }
+
+        spec = pod_spec.make_pod_spec(
+            image_info, config, relation_state, app_name, port
+        )
+
+        self.assertDictEqual(expected_result, spec)
+
+    def test_make_pod_spec_with_ingress(self) -> NoReturn:
+        """Testing make pod spec."""
+        image_info = {"upstream-source": "ubuntu/grafana:latest"}
+        config = {
+            "site_url": "https://grafana",
+            "tls_secret_name": "grafana",
+            "max_file_size": 0,
+            "ingress_whitelist_source_range": "0.0.0.0/0",
+        }
+        relation_state = {
+#             "prometheus_hostname": "prometheus",
+            "prometheus_port": "9090",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        expected_result = {
+            "version": 3,
+            "containers": [
+                {
+                    "name": app_name,
+                    "imageDetails": image_info,
+                    "imagePullPolicy": "Always",
+                    "ports": [
+                        {
+                            "name": app_name,
+                            "containerPort": port,
+                            "protocol": "TCP",
+                        }
+                    ],
+                    "envConfig": {},
+                    "volumeConfig": [
+                        {
+                            "name": "dashboards",
+                            "mountPath": "/etc/grafana/provisioning/dashboards/",
+                            "files": [
+                                {
+                                    "path": "dashboard-osm.yml",
+                                    "content": (
+                                        "apiVersion: 1\n"
+                                        "providers:\n"
+                                        "  - name: 'osm'\n"
+                                        "    orgId: 1\n"
+                                        "    folder: ''\n"
+                                        "    type: file\n"
+                                        "    options:\n"
+                                        "      path: /etc/grafana/provisioning/dashboards/\n"
+                                    ),
+                                }
+                            ],
+                        },
+                        {
+                            "name": "datasources",
+                            "mountPath": "/etc/grafana/provisioning/datasources/",
+                            "files": [
+                                {
+                                    "path": "datasource-prometheus.yml",
+                                    "content": (
+                                        "datasources:\n"
+                                        "  - access: proxy\n"
+                                        "    editable: true\n"
+                                        "    is_default: true\n"
+                                        "    name: osm_prometheus\n"
+                                        "    orgId: 1\n"
+                                        "    type: prometheus\n"
+                                        "    version: 1\n"
+                                        "    url: http://{}:{}\n".format(
+#                                             relation_state.get("prometheus_hostname"),
+                                            relation_state.get("prometheus_port"),
+                                        )
+                                    ),
+                                }
+                            ],
+                        },
+                    ],
+                    "kubernetes": {
+                        "readinessProbe": {
+                            "httpGet": {
+                                "path": "/api/health",
+                                "port": port,
+                            },
+                            "initialDelaySeconds": 10,
+                            "periodSeconds": 10,
+                            "timeoutSeconds": 5,
+                            "successThreshold": 1,
+                            "failureThreshold": 3,
+                        },
+                        "livenessProbe": {
+                            "httpGet": {
+                                "path": "/api/health",
+                                "port": port,
+                            },
+                            "initialDelaySeconds": 60,
+                            "timeoutSeconds": 30,
+                            "failureThreshold": 10,
+                        },
+                    },
+                }
+            ],
+            "kubernetesResources": {
+                "ingressResources": [
+                    {
+                        "name": "{}-ingress".format(app_name),
+                        "annotations": {
+                            "nginx.ingress.kubernetes.io/proxy-body-size": str(
+                                config.get("max_file_size")
+                            ),
+                            "nginx.ingress.kubernetes.io/whitelist-source-range": config.get(
+                                "ingress_whitelist_source_range"
+                            ),
+                        },
+                        "spec": {
+                            "rules": [
+                                {
+                                    "host": app_name,
+                                    "http": {
+                                        "paths": [
+                                            {
+                                                "path": "/",
+                                                "backend": {
+                                                    "serviceName": app_name,
+                                                    "servicePort": port,
+                                                },
+                                            }
+                                        ]
+                                    },
+                                }
+                            ],
+                            "tls": [
+                                {
+                                    "hosts": [app_name],
+                                    "secretName": config.get("tls_secret_name"),
+                                }
+                            ],
+                        },
+                    }
+                ],
+            },
+        }
+
+        spec = pod_spec.make_pod_spec(
+            image_info, config, relation_state, app_name, port
+        )
+
+        self.assertDictEqual(expected_result, spec)
+
+    def test_make_pod_spec_without_image_info(self) -> NoReturn:
+        """Testing make pod spec without image_info."""
+        image_info = None
+        config = {
+            "site_url": "",
+        }
+        relation_state = {
+#             "prometheus_hostname": "prometheus",
+            "prometheus_port": "9090",
+        }
+        app_name = "grafana"
+        port = 3000
+
+        spec = pod_spec.make_pod_spec(
+            image_info, config, relation_state, app_name, port
+        )
+
+        self.assertIsNone(spec)
+
+    def test_make_pod_spec_without_relation_state(self) -> NoReturn:
+        """Testing make pod spec without relation_state."""
+        image_info = {"upstream-source": "ubuntu/grafana:latest"}
+        config = {
+            "site_url": "",
+        }
+        relation_state = {}
+        app_name = "grafana"
+        port = 3000
+
+        with self.assertRaises(ValueError):
+            pod_spec.make_pod_spec(image_info, config, relation_state, app_name, port)
+
+
+if __name__ == "__main__":
+    unittest.main()