1 files changed, 157 insertions, 0 deletions
diff --git a/src/test/java/org/onap/pnfsimulator/simulator/client/HttpClientAdapterImplTest.java b/src/test/java/org/onap/pnfsimulator/simulator/client/HttpClientAdapterImplTest.java
new file mode 100644
index 0000000..cfbc8c1
--- /dev/null
+++ b/src/test/java/org/onap/pnfsimulator/simulator/client/HttpClientAdapterImplTest.java
@@ -0,0 +1,157 @@
+/*
+ * ============LICENSE_START=======================================================
+ * PNF-REGISTRATION-HANDLER
+ * ================================================================================
+ * Copyright (C) 2018 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.pnfsimulator.simulator.client;
+
+import org.apache.http.Header;
+import org.apache.http.HttpHeaders;
+import org.apache.http.HttpResponse;
+import org.apache.http.HttpStatus;
+import org.apache.http.client.HttpClient;
+import org.apache.http.client.methods.HttpPost;
+import org.apache.http.conn.socket.PlainConnectionSocketFactory;
+import org.apache.http.conn.ssl.SSLConnectionSocketFactory;
+import org.apache.http.message.BasicHeader;
+import org.apache.tomcat.util.codec.binary.Base64;
+import org.junit.jupiter.api.BeforeEach;
+import org.junit.jupiter.api.Test;
+import org.mockito.ArgumentCaptor;
+import org.onap.pnfsimulator.simulator.client.utils.ssl.SslAuthenticationHelper;
+
+import java.io.IOException;
+import java.net.MalformedURLException;
+import java.nio.charset.StandardCharsets;
+import java.security.GeneralSecurityException;
+import java.util.List;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertThrows;
+import static org.mockito.ArgumentMatchers.any;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.doThrow;
+import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.verify;
+import static org.onap.pnfsimulator.simulator.client.HttpTestUtils.createMockedHttpEntity;
+import static org.onap.pnfsimulator.simulator.client.HttpTestUtils.createStatusLine;
+
+class HttpClientAdapterImplTest {
+
+    private static final String HTTPS_URL = "https://0.0.0.0:8443/";
+    private static final String HTTP_URL = "http://0.0.0.0:8000/";
+
+    private HttpClient httpClient;
+    private HttpResponse httpResponse;
+
+    @BeforeEach
+    void setup() {
+        httpClient = mock(HttpClient.class);
+        httpResponse = mock(HttpResponse.class);
+    }
+
+    @Test
+    void sendShouldSuccessfullySendRequestGivenValidUrl() throws IOException {
+        assertAdapterSentRequest("http://valid-url:8080",
+            HttpStatus.SC_FORBIDDEN, HttpTestUtils.HTTP_MESSAGE_FORBIDDEN);
+    }
+
+    @Test
+    void sendShouldSuccessfullySendRequestGivenValidUrlUsingHttps() throws IOException {
+        assertAdapterSentRequest("https://valid-url:8443",
+            HttpStatus.SC_ACCEPTED, HttpTestUtils.HTTP_MESSAGE_ACCEPTER);
+    }
+
+    @Test
+    void sendShouldSuccessfullySendRequestUsingBasicAuth() throws IOException {
+        String testUserInfo = "user1:pass1";
+        Header authorizationHeader = createAuthorizationHeader(testUserInfo);
+        assertAdapterSentRequest("https://" + testUserInfo + "@valid-url:8443",
+            HttpStatus.SC_ACCEPTED, HttpTestUtils.HTTP_MESSAGE_ACCEPTER,
+            List.of(authorizationHeader));
+    }
+
+    @Test
+    void sendShouldFailToSendRequestGivenInvalidUrlUsingAdnShouldInformUser() throws IOException {
+        assertAdapterInformsUserWhenServiceIsUnavailable("https://invalid-url:8080");
+    }
+
+    @Test
+    void shouldThrowExceptionWhenMalformedVesUrlPassed() {
+        assertThrows(MalformedURLException.class, () -> new HttpClientAdapterImpl("http://blablabla:VES-PORT", new SslAuthenticationHelper()));
+    }
+
+    @Test
+    void shouldCreateAdapterWithClientNotSupportingSslConnection() throws IOException, GeneralSecurityException {
+        HttpClientAdapter adapterWithHttps = new HttpClientAdapterImpl(HTTPS_URL, new SslAuthenticationHelper());
+        try {
+            adapterWithHttps.send("sample");
+        } catch (Exception actualException) {
+            assertThat(actualException).hasStackTraceContaining(SSLConnectionSocketFactory.class.toString());
+        }
+    }
+
+    @Test
+    void shouldCreateAdapterWithClientSupportingPlainConnectionOnly() throws IOException, GeneralSecurityException {
+        HttpClientAdapter adapterWithHttps = new HttpClientAdapterImpl(HTTP_URL, new SslAuthenticationHelper());
+        try {
+            adapterWithHttps.send("sample");
+        } catch (Exception actualException) {
+            assertThat(actualException).hasStackTraceContaining(PlainConnectionSocketFactory.class.toString());
+        }
+    }
+
+    private Header createAuthorizationHeader(String testUserInfo) {
+        String encodedUserInfo = new String(Base64.encodeBase64(testUserInfo.getBytes(StandardCharsets.UTF_8)));
+        return new BasicHeader(HttpHeaders.AUTHORIZATION, "Basic " + encodedUserInfo);
+    }
+
+    private void assertAdapterSentRequest(String targetUrl, int responseCode, String responseMessage) throws IOException {
+        assertAdapterSentRequest(targetUrl, responseCode, responseMessage, List.of());
+    }
+
+    private void assertAdapterSentRequest(String targetUrl, int responseCode, String responseMessage, List<Header> expectedHeaders) throws IOException {
+        HttpClientAdapter adapter = new HttpClientAdapterImpl(httpClient, targetUrl);
+        doReturn(httpResponse).when(httpClient).execute(any());
+        doReturn(createStatusLine(responseCode)).when(httpResponse).getStatusLine();
+        doReturn(createMockedHttpEntity(responseMessage)).when(httpResponse).getEntity();
+
+        HttpResponseAdapter response = adapter.send("test-msg");
+
+        ArgumentCaptor<HttpPost> httpPostCaptor = ArgumentCaptor.forClass(HttpPost.class);
+        verify(httpClient).execute(httpPostCaptor.capture());
+        Header[] headers = httpPostCaptor.getValue().getAllHeaders();
+        assertEquals(responseCode, response.getCode());
+        assertEquals(responseMessage, response.getMessage());
+        assertThat(headers).usingFieldByFieldElementComparator().containsAll(expectedHeaders);
+    }
+
+    private void assertAdapterInformsUserWhenServiceIsUnavailable(String targetUrl) throws IOException {
+        HttpClientAdapter adapter = new HttpClientAdapterImpl(httpClient, targetUrl);
+        String exceptionMessage = "test message";
+        doThrow(new IOException(exceptionMessage)).when(httpClient).execute(any());
+
+        HttpResponseAdapter response = adapter.send("test-msg");
+
+        verify(httpClient).execute(any());
+        assertEquals(421, response.getCode());
+        assertEquals(String.format("Fail to connect with ves: %s", exceptionMessage), response.getMessage());
+    }
+
+}