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authorRam Koya <rk541m@att.com>2018-08-29 14:15:11 +0000
committerGerrit Code Review <gerrit@onap.org>2018-08-29 14:15:11 +0000
commit8b20afa47548717bcba098141b3ff76cf448410b (patch)
treea9c6aa60ceb005a3aac9529699ad0b7c431f5963 /datarouter-prov/src/test
parent8d860081e35507c1ef39d4ea062524a32f54cefe (diff)
parent41db205e6bd5dad95496a569b7fe05d3ecd169bc (diff)
Merge "Unit tests for ThrottleFilter"
Diffstat (limited to 'datarouter-prov/src/test')
-rw-r--r--datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/utils/ThrottleFilterTest.java218
1 files changed, 218 insertions, 0 deletions
diff --git a/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/utils/ThrottleFilterTest.java b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/utils/ThrottleFilterTest.java
new file mode 100644
index 00000000..a8e919b7
--- /dev/null
+++ b/datarouter-prov/src/test/java/org/onap/dmaap/datarouter/provisioning/utils/ThrottleFilterTest.java
@@ -0,0 +1,218 @@
+/*******************************************************************************
+ * ============LICENSE_START==================================================
+ * * org.onap.dmaap
+ * * ===========================================================================
+ * * Copyright © 2017 AT&T Intellectual Property. 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====================================================
+ * *
+ * * ECOMP is a trademark and service mark of AT&T Intellectual Property.
+ * *
+ ******************************************************************************/
+
+package org.onap.dmaap.datarouter.provisioning.utils;
+
+import org.apache.commons.lang3.reflect.FieldUtils;
+import org.eclipse.jetty.continuation.Continuation;
+import org.eclipse.jetty.continuation.ContinuationSupport;
+import org.eclipse.jetty.io.EndPoint;
+import org.eclipse.jetty.server.HttpChannel;
+import org.eclipse.jetty.server.HttpConnection;
+import org.eclipse.jetty.server.Request;
+import org.junit.Test;
+
+import org.junit.runner.RunWith;
+import static org.junit.Assert.*;
+import static org.hamcrest.core.Is.is;
+import org.mockito.Mock;
+
+import static org.mockito.Matchers.*;
+import static org.mockito.Mockito.*;
+
+import org.onap.dmaap.datarouter.provisioning.beans.Parameters;
+import org.powermock.api.mockito.PowerMockito;
+import org.powermock.core.classloader.annotations.SuppressStaticInitializationFor;
+import org.powermock.modules.junit4.PowerMockRunner;
+
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletInputStream;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import java.io.IOException;
+import java.util.*;
+
+@RunWith(PowerMockRunner.class)
+@SuppressStaticInitializationFor({"org.onap.dmaap.datarouter.provisioning.beans.Parameters",
+ "org.eclipse.jetty.server.Request",
+ "org.eclipse.jetty.continuation.ContinuationSupport",
+ "org.eclipse.jetty.server.HttpConnection"})
+public class ThrottleFilterTest {
+
+ @Mock
+ private HttpServletRequest request;
+
+ @Mock
+ private HttpServletResponse response;
+
+ @Mock
+ private FilterChain filterchain;
+
+ @Mock
+ private HttpConnection httpconnection;
+
+ @Mock
+ private ContinuationSupport continuationsupport;
+
+ @Mock
+ private Request req;
+
+ @Mock
+ private HttpChannel httpchannel;
+
+ @Mock
+ private Continuation continuation;
+
+
+
+ @Test
+ public void Given_Throttle_Filter_Configure_And_Parameter_Is_Not_Null_Then_Enabled_And_Action_Is_True() throws Exception {
+ mockParametersWithValues("2,5,throttle");
+ ThrottleFilter.configure();
+ boolean enabled = (boolean) FieldUtils.readStaticField(ThrottleFilter.class, "enabled", true);
+ int action = (int) FieldUtils.readStaticField(ThrottleFilter.class, "action", true);
+ assertThat(enabled, is(true));
+ assertThat(action, is(0));
+
+ }
+
+ @Test
+ public void Given_Do_Filter_run_and_enabled_and_action_is_true_and_rate_is_0_then_continiuation_will_call_setAttribute_and_resume_once() throws Exception {
+ mockParametersWithValues("100,5,thing");
+ ThrottleFilter throttlefilter = new ThrottleFilter();
+ ThrottleFilter.configure();
+ mockServletInputStream();
+ FieldUtils.writeDeclaredStaticField(ThrottleFilter.class, "action", 1, true);
+ Map<String, List<Continuation>> suspended_requests = new HashMap<String, List<Continuation>>();
+ List<Continuation> continuation_list = new ArrayList<>();
+ continuation_list.add(continuation);
+ suspended_requests.put("null/-1", continuation_list);
+ FieldUtils.writeDeclaredField(throttlefilter, "suspended_requests", suspended_requests, true);
+ throttlefilter.doFilter(request, response, filterchain);
+ verify(continuation, times(1)).setAttribute(anyString(), any());
+ verify(continuation, times(1)).resume();
+ }
+
+ @Test
+ public void Given_Do_Filter_Run_and_enabled_and_action_is_true_and_rate_is_greater_than_0_then_continuation_will_call_suspend_and_dispatch_once() throws Exception {
+ mockParametersWithValues("0,5,thing");
+ mockContinuationSupport();
+ ThrottleFilter.configure();
+ mockServletInputStream();
+ FieldUtils.writeDeclaredStaticField(ThrottleFilter.class, "action", 1, true);
+ ThrottleFilter throttlefilter = new ThrottleFilter();
+ throttlefilter.doFilter(request, response, filterchain);
+ verify(continuation, times(1)).undispatch();
+ verify(continuation, times(1)).suspend();
+ }
+
+
+ @Test
+ public void Given_Do_Filter_Run_and_enabled_and_action_is_true_and_rate_is_greater_than_0_and_getFeedId_returns_id_then_continuation_will_call_suspend_and_dispatch_once() throws Exception {
+ mockParametersWithValues("0,5,thing");
+ PowerMockito.mockStatic(ContinuationSupport.class);
+ PowerMockito.when(continuationsupport.getContinuation(any())).thenReturn(continuation);
+ ThrottleFilter.configure();
+ mockServletInputStream();
+ FieldUtils.writeDeclaredStaticField(ThrottleFilter.class, "action", 1, true);
+ ThrottleFilter throttlefilter = new ThrottleFilter();
+ when(request.getPathInfo()).thenReturn("/123/fileName.txt");
+ throttlefilter.doFilter(request, response, filterchain);
+ verify(continuation, times(1)).undispatch();
+ verify(continuation, times(1)).suspend();
+ }
+
+ @Test
+ public void Given_Do_Filter_and_only_enabled_is_true_and_drop_filter_ran_then_request_will_call_getHttpChannel_and_HttpChannel_will_call_getEndPoint_once() throws Exception {
+ mockParametersWithValues("0,5,thing");
+ ServletInputStream serverinputstream = mock(ServletInputStream.class);
+ mockHttpConnectionHttpChannelAndRequest(serverinputstream);
+ ThrottleFilter.configure();
+ FieldUtils.writeDeclaredStaticField(ThrottleFilter.class, "action", 0, true);
+ ThrottleFilter throttlefilter = new ThrottleFilter();
+ throttlefilter.doFilter(request, response, filterchain);
+ verify(req, times(1)).getHttpChannel();
+ verify(httpchannel, times(1)).getEndPoint();
+ }
+
+ @Test
+ public void Given_run_is_called_then_continuation_will_call_prune_once() throws Exception {
+ ThrottleFilter tf = new ThrottleFilter();
+ Map<String, ThrottleFilter.Counter> map = new HashMap<String, ThrottleFilter.Counter>();
+ ThrottleFilter.Counter tfc = mock(ThrottleFilter.Counter.class);
+ map.put("Key", tfc);
+ when(tfc.prune()).thenReturn(-1);
+ FieldUtils.writeDeclaredField(tf, "map", map, true);
+ tf.run();
+ verify(tfc, times(1)).prune();
+ }
+
+ @Test
+ public void Given_destroy_is_called_then_map_is_empty() throws Exception
+ {
+ ThrottleFilter throttleFilter = new ThrottleFilter();
+ FilterConfig filterconfig = mock(FilterConfig.class);
+ mockParametersWithValues("0,5,thing");
+ PowerMockito.mockStatic(ContinuationSupport.class);
+ PowerMockito.when(continuationsupport.getContinuation(any())).thenReturn(continuation);
+
+ throttleFilter.init(filterconfig);
+ throttleFilter.destroy();
+ }
+
+ private Parameters getParameters() {
+ PowerMockito.mockStatic(Parameters.class);
+ return mock(Parameters.class);
+ }
+
+ private void mockServletInputStream() throws IOException {
+ ServletInputStream serverinputstream = mock(ServletInputStream.class);
+ when(serverinputstream.read(any())).thenReturn(2).thenReturn(1).thenReturn(0);
+ when(request.getInputStream()).thenReturn(serverinputstream);
+ }
+
+ private void mockParametersWithValues(String values) {
+ Parameters parameters = getParameters();
+ PowerMockito.when(parameters.getParameter(anyString())).thenReturn(new Parameters("key", values));
+ }
+
+ private void mockContinuationSupport() {
+ PowerMockito.mockStatic(ContinuationSupport.class);
+ PowerMockito.when(continuationsupport.getContinuation(any())).thenReturn(continuation);
+ }
+
+ private void mockHttpConnectionHttpChannelAndRequest(ServletInputStream serverinputstream) throws IOException {
+ PowerMockito.mockStatic(ContinuationSupport.class);
+ PowerMockito.when(continuationsupport.getContinuation(any())).thenReturn(continuation);
+ when(serverinputstream.read(any())).thenReturn(2).thenReturn(1).thenReturn(0);
+ when(request.getInputStream()).thenReturn(serverinputstream);
+ PowerMockito.mockStatic(HttpConnection.class);
+ EndPoint endpoint = mock(EndPoint.class);
+ PowerMockito.when(httpconnection.getCurrentConnection()).thenReturn(httpconnection);
+ PowerMockito.when(httpconnection.getHttpChannel()).thenReturn(httpchannel);
+ when(httpchannel.getRequest()).thenReturn(req);
+ when(req.getHttpChannel()).thenReturn(httpchannel);
+ when(httpchannel.getEndPoint()).thenReturn(endpoint);
+ }
+}