Create Readiness Endpoint

Signed-off-by: Adam Wudzinski <adam.wudzinski@nokia.com>
Issue-ID: AAF-997
Change-Id: Icb978fd7d4ac59d2b2968e5c0b861fba5eb616bf

2 files changed, 106 insertions, 0 deletions

diff --git a/certService/src/test/java/org/onap/aaf/certservice/api/ReadinessControllerTest.java b/certService/src/test/java/org/onap/aaf/certservice/api/ReadinessControllerTest.java
new file mode 100644
index 00000000..4000a38b
--- /dev/null
+++ b/certService/src/test/java/org/onap/aaf/certservice/api/ReadinessControllerTest.java
@@ -0,0 +1,57 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PROJECT
+ * ================================================================================
+ * Copyright (C) 2020 Nokia. All rights reserved.
+ * ================================================================================
+ * 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.aaf.certservice.api;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+import org.junit.jupiter.api.Test;
+import org.junit.jupiter.api.extension.ExtendWith;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.junit.jupiter.MockitoExtension;
+import org.onap.aaf.certservice.certification.configuration.CmpServersConfig;
+import org.springframework.http.HttpStatus;
+
+@ExtendWith(MockitoExtension.class)
+public class ReadinessControllerTest {
+
+    @Mock
+    private CmpServersConfig cmpServersConfig;
+
+    @Test
+    public void shouldReturnStatusOkWhenConfigIsReady() {
+        // Given
+        Mockito.when(cmpServersConfig.isReady()).thenReturn(true);
+
+        // Then
+        assertThat(new ReadinessController(cmpServersConfig).checkReady().getStatusCode()).isEqualTo(HttpStatus.OK);;
+    }
+
+    @Test
+    public void shouldReturnStatusServiceUnavailableWhenConfigIsNotReady() {
+        // Given
+        Mockito.when(cmpServersConfig.isReady()).thenReturn(false);
+
+        // Then
+        assertThat(new ReadinessController(cmpServersConfig).checkReady().getStatusCode()).isEqualTo(HttpStatus.SERVICE_UNAVAILABLE);;
+    }
+
+}
diff --git a/certService/src/test/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigTest.java b/certService/src/test/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigTest.java
index 5d850fe9..043dbc03 100644
--- a/certService/src/test/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigTest.java
+++ b/certService/src/test/java/org/onap/aaf/certservice/certification/configuration/CmpServersConfigTest.java
@@ -159,6 +159,55 @@ class CmpServersConfigTest {
         assertThat(exception.getMessage()).isEqualTo(ERROR_MESSAGE);
     }
 
+    @Test
+    void shouldBeNotReadyWhenCreated() {
+        assertThat(cmpServersConfig.isReady()).isFalse();
+    }
+
+    @Test
+    void shouldBeReadyWhenSuccessfullyInitialized() {
+        // When
+        this.cmpServersConfig.init();      // Manual PostConstruct call
+
+        // Then
+        assertThat(cmpServersConfig.isReady()).isTrue();
+    }
+
+    @Test
+    void shouldNotBeReadyWhenFailedToInitialize() throws CmpServersConfigLoadingException {
+        // Given
+        Mockito.when(cmpServersConfigLoader.load(any())).thenThrow(new CmpServersConfigLoadingException(ERROR_MESSAGE));
+
+        // When
+        this.cmpServersConfig.init();      // Manual PostConstruct call
+
+        // Then
+        assertThat(cmpServersConfig.isReady()).isFalse();
+    }
+
+    @Test
+    void shouldBeReadyWhenSuccessfullyReloaded() throws CmpServersConfigLoadingException {
+        // When
+        this.cmpServersConfig.reloadConfiguration();
+
+        // Then
+        assertThat(cmpServersConfig.isReady()).isTrue();
+    }
+
+    @Test
+    void shouldNotBeReadyWhenFailedToReload() throws CmpServersConfigLoadingException {
+        // Given
+        Mockito.when(cmpServersConfigLoader.load(any())).thenThrow(new CmpServersConfigLoadingException(ERROR_MESSAGE));
+
+        // When
+        assertThrows(
+            CmpServersConfigLoadingException.class,
+            () -> cmpServersConfig.loadConfiguration());
+
+        // Then
+        assertThat(cmpServersConfig.isReady()).isFalse();
+    }
+
     private static List<Cmpv2Server> generateTestConfiguration() {
         Cmpv2Server testServer1 = new Cmpv2Server();
         testServer1.setCaName("TEST_CA1");