Created new BB for so-etsi

Change-Id: I9bf6b4019c280b816925ee5e0d826bff69cb1583
Issue-ID: SO-1621
Signed-off-by: waqas.ikram <waqas.ikram@est.tech>

3 files changed, 355 insertions, 0 deletions

diff --git a/common/src/test/java/org/onap/so/configuration/rest/BasicHttpHeadersProviderTest.java b/common/src/test/java/org/onap/so/configuration/rest/BasicHttpHeadersProviderTest.java
new file mode 100644
index 0000000000..3e762cfbe7
--- /dev/null
+++ b/common/src/test/java/org/onap/so/configuration/rest/BasicHttpHeadersProviderTest.java
@@ -0,0 +1,58 @@
+/*-
+ * ============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.so.configuration.rest;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNull;
+import static org.onap.so.configuration.rest.BasicHttpHeadersProvider.AUTHORIZATION_HEADER;
+
+import java.util.Arrays;
+
+import org.junit.Test;
+import org.springframework.http.HttpHeaders;
+import org.springframework.http.MediaType;
+
+
+/**
+ * @author waqas.ikram@est.tech
+ *
+ */
+public class BasicHttpHeadersProviderTest {
+
+    private static final String BASIC_AUTH_VALUE = "Basic AuthValue";
+
+    @Test
+    public void test_getHttpHeaders_ContentTypeIsJson() {
+        final HttpHeadersProvider objUnderTest = new BasicHttpHeadersProvider();
+        final HttpHeaders actualHttpHeaders = objUnderTest.getHttpHeaders();
+        assertNull(actualHttpHeaders.get(AUTHORIZATION_HEADER));
+        assertEquals(MediaType.APPLICATION_JSON, actualHttpHeaders.getContentType());
+    }
+
+    @Test
+    public void test_getHttpHeaders_ContainAuthorizationHeader() {
+        final HttpHeadersProvider objUnderTest = new BasicHttpHeadersProvider(BASIC_AUTH_VALUE);
+        final HttpHeaders actualHttpHeaders = objUnderTest.getHttpHeaders();
+        assertEquals(Arrays.asList(BASIC_AUTH_VALUE), actualHttpHeaders.get(AUTHORIZATION_HEADER));
+        assertEquals(MediaType.APPLICATION_JSON, actualHttpHeaders.getContentType());
+    }
+
+}
diff --git a/common/src/test/java/org/onap/so/configuration/rest/HttpComponentsClientConfigurationTest.java b/common/src/test/java/org/onap/so/configuration/rest/HttpComponentsClientConfigurationTest.java
new file mode 100644
index 0000000000..5084acc934
--- /dev/null
+++ b/common/src/test/java/org/onap/so/configuration/rest/HttpComponentsClientConfigurationTest.java
@@ -0,0 +1,45 @@
+/*-
+ * ============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.so.configuration.rest;
+
+import static org.junit.Assert.assertNotNull;
+
+import org.junit.Test;
+import org.springframework.http.client.HttpComponentsClientHttpRequestFactory;
+
+/**
+ * @author waqas.ikram@est.tech
+ */
+public class HttpComponentsClientConfigurationTest {
+
+    @Test
+    public void test_httpComponentsClientHttpRequestFactory_HttpComponentsClientHttpRequestFactoryNotNull() {
+        final HttpClientConnectionConfiguration clientConnectionConfiguration = new HttpClientConnectionConfiguration();
+        final HttpComponentsClientConfiguration objUnderTest =
+                new HttpComponentsClientConfiguration(clientConnectionConfiguration);
+
+        final HttpComponentsClientHttpRequestFactory factory = objUnderTest.httpComponentsClientHttpRequestFactory();
+        assertNotNull(factory);
+        assertNotNull(factory.getHttpClient());
+
+    }
+
+}
diff --git a/common/src/test/java/org/onap/so/rest/service/HttpRestServiceProviderImplTest.java b/common/src/test/java/org/onap/so/rest/service/HttpRestServiceProviderImplTest.java
new file mode 100644
index 0000000000..a738afe565
--- /dev/null
+++ b/common/src/test/java/org/onap/so/rest/service/HttpRestServiceProviderImplTest.java
@@ -0,0 +1,252 @@
+/*-
+ * ============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.so.rest.service;
+
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.atLeastOnce;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.Mock;
+import org.mockito.junit.MockitoJUnitRunner;
+import org.onap.so.rest.exceptions.InvalidRestRequestException;
+import org.onap.so.rest.exceptions.RestProcessingException;
+import org.springframework.http.HttpEntity;
+import org.springframework.http.HttpMethod;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.web.client.HttpClientErrorException;
+import org.springframework.web.client.RestClientException;
+import org.springframework.web.client.RestTemplate;
+
+import com.google.common.base.Optional;
+
+
+/**
+ * @author waqas.ikram@est.tech
+ */
+@RunWith(MockitoJUnitRunner.class)
+public class HttpRestServiceProviderImplTest {
+
+    private static final String BODY = "{}";
+    private static final String DUMMY_URL = "http://localhost:9000/dummy/url";
+
+    @Mock
+    private RestTemplate mockRestTemplate;
+
+    @Mock
+    private ResponseEntity<String> mockEntity;
+
+    @Test
+    public void test_get_returnOptionalPresentIfResponseIsOKAndHasBody() {
+
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.OK);
+        when(mockEntity.hasBody()).thenReturn(true);
+        when(mockEntity.getBody()).thenReturn(BODY);
+
+        final Optional<String> actual = objUnderTest.get(DUMMY_URL, String.class);
+
+        assertTrue(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class),
+                eq(String.class));
+    }
+
+    @Test
+    public void test_get_returnOptionalPresentIfResponseIsNotOK() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.INTERNAL_SERVER_ERROR);
+
+        final Optional<String> actual = objUnderTest.get(DUMMY_URL, String.class);
+
+        assertFalse(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class),
+                eq(String.class));
+    }
+
+    @Test
+    public void test_get_returnOptionalPresentIfResponseIsOKAndNoBody() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.OK);
+        when(mockEntity.hasBody()).thenReturn(false);
+
+        final Optional<String> actual = objUnderTest.get(DUMMY_URL, String.class);
+
+        assertFalse(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class),
+                eq(String.class));
+    }
+
+    @Test(expected = InvalidRestRequestException.class)
+    public void test_get_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionWithHttpStatusBadRequest() {
+        assertGetErrorScenario(HttpStatus.BAD_REQUEST);
+
+    }
+
+    @Test(expected = InvalidRestRequestException.class)
+    public void test_get_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionWithHttpStatusNotFoundHttpStatus() {
+        assertGetErrorScenario(HttpStatus.NOT_FOUND);
+    }
+
+    @Test(expected = RestProcessingException.class)
+    public void test_get_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionOccured() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(HttpClientErrorException.class);
+
+        objUnderTest.get(DUMMY_URL, String.class);
+    }
+
+    @Test(expected = RestProcessingException.class)
+    public void test_get_ThrowsInvalidRestRequestExceptionifRestProcessingExceptionOccured() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(RestClientException.class);
+
+        objUnderTest.get(DUMMY_URL, String.class);
+    }
+
+    @Test
+    public void test_post_returnOptionalPresentIfResponseIsOKAndHasBody() {
+
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.OK);
+        when(mockEntity.hasBody()).thenReturn(true);
+        when(mockEntity.getBody()).thenReturn(BODY);
+
+        final Optional<String> actual = objUnderTest.post(BODY, DUMMY_URL, String.class);
+
+        assertTrue(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class),
+                eq(String.class));
+    }
+
+    @Test
+    public void test_post_returnOptionalPresentIfResponseIsOKAndHasNoBody() {
+
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.OK);
+        when(mockEntity.hasBody()).thenReturn(false);
+
+        final Optional<String> actual = objUnderTest.post(BODY, DUMMY_URL, String.class);
+
+        assertFalse(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class),
+                eq(String.class));
+    }
+
+
+    @Test
+    public void test_post_returnOptionalPresentIfResponseIsNotOKAndHasBody() {
+
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenReturn(mockEntity);
+
+        when(mockEntity.getStatusCode()).thenReturn(HttpStatus.PARTIAL_CONTENT);
+
+        final Optional<String> actual = objUnderTest.post(BODY, DUMMY_URL, String.class);
+
+        assertFalse(actual.isPresent());
+        verify(mockRestTemplate, atLeastOnce()).exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class),
+                eq(String.class));
+    }
+    
+    @Test(expected = InvalidRestRequestException.class)
+    public void test_post_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionWithHttpStatusBadRequest() {
+        assertPostErrorScenario(HttpStatus.BAD_REQUEST);
+
+    }
+
+    @Test(expected = InvalidRestRequestException.class)
+    public void test_post_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionWithHttpStatusNotFoundHttpStatus() {
+        assertPostErrorScenario(HttpStatus.NOT_FOUND);
+    }
+    
+    @Test(expected = RestProcessingException.class)
+    public void test_post_ThrowsInvalidRestRequestExceptionifHttpClientErrorExceptionOccured() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(HttpClientErrorException.class);
+
+        objUnderTest.post(BODY, DUMMY_URL, String.class);
+    }
+
+    @Test(expected = RestProcessingException.class)
+    public void test_post_ThrowsInvalidRestRequestExceptionifRestProcessingExceptionOccured() {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(RestClientException.class);
+
+        objUnderTest.post(BODY, DUMMY_URL, String.class);
+    }
+
+    private void assertPostErrorScenario(final HttpStatus status) {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        final HttpClientErrorException errorException = new HttpClientErrorException(status);
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.POST), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(errorException);
+
+        objUnderTest.post(BODY, DUMMY_URL, String.class);
+    }
+
+    private void assertGetErrorScenario(final HttpStatus status) {
+        final HttpRestServiceProvider objUnderTest = new HttpRestServiceProviderImpl(mockRestTemplate);
+
+        final HttpClientErrorException errorException = new HttpClientErrorException(status);
+        when(mockRestTemplate.exchange(eq(DUMMY_URL), eq(HttpMethod.GET), any(HttpEntity.class), eq(String.class)))
+                .thenThrow(errorException);
+
+        objUnderTest.get(DUMMY_URL, String.class);
+    }
+
+}