#150: Add tests for config

test/icat/test_config.py

@@ -0,0 +1,140 @@
+from pathlib import Path
+import tempfile
+
+import pytest
+
+from datagateway_api.common.config import Config
+
+
+@pytest.fixture()
+def valid_config():
+    return Config(path=Path(__file__).parent.parent.parent / "config.json.example")
+
+
+@pytest.fixture()
+def invalid_config():
+    blank_config_file = tempfile.NamedTemporaryFile(mode="w+", suffix=".json")
+    blank_config_file.write("{}")
+    blank_config_file.seek(0)
+
+    return Config(path=blank_config_file.name)
+
+
+class TestGetBackendType:
+    def test_valid_backend_type(self, valid_config):
+        backend_type = valid_config.get_backend_type()
+        assert backend_type == "db"
+
+    def test_invalid_backend_type(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_backend_type()
+
+
+class TestGetDBURL:
+    def test_valid_db_url(self, valid_config):
+        db_url = valid_config.get_db_url()
+        assert db_url == "mysql+pymysql://root:rootpw@localhost:13306/icatdb"
+
+    def test_invalid_db_url(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_db_url()
+
+
+class TestICATURL:
+    def test_valid_icat_url(self, valid_config):
+        icat_url = valid_config.get_icat_url()
+        assert icat_url == "https://localhost.localdomain:8181"
+
+    def test_invalid_icat_url(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_icat_url()
+
+
+class TestICATCheckCert:
+    def test_valid_icat_check_cert(self, valid_config):
+        icat_check_cert = valid_config.get_icat_check_cert()
+        assert icat_check_cert is False
+
+    def test_invalid_icat_check_cert(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_icat_check_cert()
+
+
+class TestGetLogLevel:
+    def test_valid_log_level(self, valid_config):
+        log_level = valid_config.get_log_level()
+        assert log_level == "WARN"
+
+    def test_invalid_log_level(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_log_level()
+
+
+class TestGetLogLocation:
+    def test_valid_log_location(self, valid_config):
+        log_location = valid_config.get_log_location()
+        assert log_location == "/home/user1/datagateway-api/logs.log"
+
+    def test_invalid_log_location(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_log_location()
+
+
+class TestIsDebugMode:
+    def test_valid_debug_mode(self, valid_config):
+        debug_mode = valid_config.is_debug_mode()
+        assert debug_mode is False
+
+    def test_invalid_debug_mode(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.is_debug_mode()
+
+
+class TestIsGenerateSwagger:
+    def test_valid_generate_swagger(self, valid_config):
+        generate_swagger = valid_config.is_generate_swagger()
+        assert generate_swagger is False
+
+    def test_invalid_generate_swagger(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.is_generate_swagger()
+
+
+class TestGetHost:
+    def test_valid_host(self, valid_config):
+        host = valid_config.get_host()
+        assert host == "127.0.0.1"
+
+    def test_invalid_host(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_host()
+
+
+class TestGetPort:
+    def test_valid_port(self, valid_config):
+        port = valid_config.get_port()
+        assert port == "5000"
+
+    def test_invalid_port(self, invalid_config):
+        with pytest.raises(SystemExit):
+            invalid_config.get_icat_url()
+
+
+class TestGetICATProperties:
+    def test_valid_icat_properties(self, valid_config):
+        example_icat_properties = {
+            "maxEntities": 10000,
+            "lifetimeMinutes": 120,
+            "authenticators": [
+                {
+                    "mnemonic": "simple",
+                    "keys": [{"name": "username"}, {"name": "password", "hide": True}],
+                    "friendly": "Simple",
+                },
+            ],
+            "containerType": "Glassfish",
+        }
+
+        icat_properties = valid_config.get_icat_properties()
+        # Values could vary across versions, less likely that keys will
+        assert icat_properties.keys() == example_icat_properties.keys()