1 files changed, 85 insertions, 0 deletions
diff --git a/src/test/java/org/onap/dcaegen2/services/pmmapper/utils/EnvironmentConfigTest.java b/src/test/java/org/onap/dcaegen2/services/pmmapper/utils/EnvironmentConfigTest.java
new file mode 100644
index 0000000..e3c32c8
--- /dev/null
+++ b/src/test/java/org/onap/dcaegen2/services/pmmapper/utils/EnvironmentConfigTest.java
@@ -0,0 +1,85 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.dcaegen2.services.pmmapper.utils;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.junit.Assert.assertEquals;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.onap.dcaegen2.services.pmmapper.exceptions.EnvironmentConfigException;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.PrepareForTest;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+@RunWith(PowerMockRunner.class)
+@PrepareForTest(EnvironmentConfig.class)
+public class EnvironmentConfigTest {
+    private EnvironmentConfig objUnderTest;
+
+    @Before
+    public void before() throws Exception {
+        PowerMockito.mockStatic(System.class);
+        objUnderTest = new EnvironmentConfig();
+    }
+
+    @Test
+    public void environmentConfig_is_present_success() throws EnvironmentConfigException {
+        String CBS_HOST = "cbs_host";
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_CBS_HOST_KEY)).thenReturn(CBS_HOST);
+        assertEquals(CBS_HOST, objUnderTest.getCBSHostName());
+    }
+
+    @Test
+    public void environmentConfig_host_not_present() throws EnvironmentConfigException {
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_CBS_HOST_KEY)).thenReturn(null);
+        assertThrows(EnvironmentConfigException.class, objUnderTest::getCBSHostName);
+    }
+
+    @Test
+    public void environmentConfig_hostname_present() throws EnvironmentConfigException {
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_SERVICE_NAME_KEY)).thenCallRealMethod();
+        assertThrows(EnvironmentConfigException.class, objUnderTest::getCBSHostName);
+    }
+
+    @Test
+    public void environmentConfig_default_port_is_used() throws EnvironmentConfigException {
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_CBS_PORT_KEY)).thenReturn(null);
+        assertEquals(Integer.valueOf(EnvironmentConfig.DEFAULT_CBS_PORT), objUnderTest.getCBSPort());
+    }
+
+    @Test
+    public void environmentConfig_port_invalid() throws EnvironmentConfigException {
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_CBS_PORT_KEY)).thenReturn("Invalid_port number");
+        assertThrows(EnvironmentConfigException.class, objUnderTest::getCBSHostName);
+    }
+
+    @Test
+    public void environmentConfig_service_name_missing() {
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_SERVICE_NAME_KEY)).thenReturn(null);
+        assertThrows(EnvironmentConfigException.class, objUnderTest::getServiceName);
+    }
+    @Test
+    public void environmentConfig_service_name_success() throws EnvironmentConfigException {
+        String serviceName = "we the best service";
+        PowerMockito.when(System.getenv(EnvironmentConfig.ENV_SERVICE_NAME_KEY)).thenReturn(serviceName);
+        assertEquals(serviceName, objUnderTest.getServiceName());
+    }
+}