/**
* Copyright 2013 the original author or authors.
*
* 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.
**/
package io.neba.core.resourcemodels.metadata;
import org.apache.commons.io.IOUtils;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.mockito.InjectMocks;
import org.mockito.Mock;
import org.mockito.runners.MockitoJUnitRunner;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import java.io.IOException;
import java.io.PrintWriter;
import java.io.StringWriter;
import java.io.Writer;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.*;
/**
* @author Olaf Otto
*/
@RunWith(MockitoJUnitRunner.class)
public class ModelStatisticsConsolePluginTest {
@Mock
private HttpServletRequest request;
@Mock
private HttpServletResponse response;
@Mock
private ResourceModelMetaDataRegistrar registrar;
private List<ResourceModelMetaData> metadata;
private URL resourceUrl;
private Writer internalWriter;
private String renderedResponse;
@InjectMocks
private ModelStatisticsConsolePlugin testee;
@Before
public void setUp() throws Exception {
this.metadata = new ArrayList<>();
this.internalWriter = new StringWriter();
Writer writer = new PrintWriter(this.internalWriter);
doReturn(writer).when(this.response).getWriter();
doReturn(this.metadata).when(this.registrar).get();
}
@Test
public void testRetrievalOfStaticJavascript() throws Exception {
getResource("script.js");
assertResourceContains("function");
}
@Test
public void testHtmlRendering() throws Exception {
withRequestPath("/system/console/modelstatistics");
doGet();
assertResponseContains("<button type=\"button\" id=\"resetStatistics\"");
assertResponseContains("<button type=\"button\" id=\"helpWithExpressions\"");
assertResponseContains("<div id=\"plotarea\">");
assertResponseContains("<input type=\"text\" id=\"filter\" data-default-value=\"Begin typing to create a filter expression\" />");
assertResponseContains("<div id=\"target\"></div>");
}
@Test
public void testRetrievalOfAllStatistics() throws Exception {
addStatistics("junit.test.type.NameOne", 123456L, 100L, 5, 0, 1000, 10, 20, new int[]{1, 2, 4, 8, 16}, new int[]{10, 20, 4, 1, 0});
addStatistics("junit.test.type.NameTwo", 234567L, 200L, 10, 1, 1000, 20, 40, new int[]{2, 4, 8, 16, 23}, new int[]{20, 40, 8, 2, 0});
withRequestPath("/system/console/modelstatistics/api/statistics");
doGet();
assertResponseIsEqualTo("[" +
"{" +
"\"type\":\"junit.test.type.NameOne\"," +
"\"since\":123456," +
"\"mappableFields\":0," +
"\"lazyFields\":0," +
"\"greedyFields\":0," +
"\"instantiations\":0," +
"\"mappings\":100," +
"\"averageMappingDuration\":10," +
"\"totalMappingDuration\":1000," +
"\"maximumMappingDuration\":20," +
"\"minimumMappingDuration\":0," +
"\"mappingDurationMedian\":5," +
"\"cacheHits\":0" +
"}," +
"{" +
"\"type\":\"junit.test.type.NameTwo\"," +
"\"since\":234567," +
"\"mappableFields\":0," +
"\"lazyFields\":0," +
"\"greedyFields\":0," +
"\"instantiations\":0," +
"\"mappings\":200," +
"\"averageMappingDuration\":20," +
"\"totalMappingDuration\":1000," +
"\"maximumMappingDuration\":40," +
"\"minimumMappingDuration\":1," +
"\"mappingDurationMedian\":10," +
"\"cacheHits\":0" +
"}" +
"]");
}
@Test
public void testRetrievalOfStatisticsForSpecificType() throws Exception {
addStatistics("junit.test.type.NameOne", 123456L, 100L, 5, 0, 1000, 10, 20, new int[]{1, 2, 4, 8, 16}, new int[]{10, 20, 4, 1, 0});
withRequestPath("/system/console/modelstatistics/api/statistics/junit.test.type.NameOne");
doGet();
assertResponseIsEqualTo("{" +
"\"type\":\"junit.test.type.NameOne\"," +
"\"since\":123456," +
"\"mappableFields\":0," +
"\"lazyFields\":0," +
"\"greedyFields\":0," +
"\"instantiations\":0," +
"\"mappings\":100," +
"\"averageMappingDuration\":10," +
"\"totalMappingDuration\":1000," +
"\"maximumMappingDuration\":20," +
"\"minimumMappingDuration\":0," +
"\"mappingDurationMedian\":5," +
"\"cacheHits\":0," +
"\"mappingDurationFrequencies\":{" +
"\"[0, 1)\":10," +
"\"[1, 2)\":20," +
"\"[2, 4)\":4," +
"\"[4, 8)\":1," +
"\"[8, 16)\":0" +
"}" +
"}");
}
@Test
public void testResetOfStatistics() throws Exception {
addStatistics("junit.test.type.NameOne", 1, 1L, 1, 1, 1, 1, 1, new int[]{}, new int[]{});
addStatistics("junit.test.type.NameTwo", 1, 1L, 1, 1, 1, 1, 1, new int[]{}, new int[]{});
withRequestPath("/system/console/modelstatistics/api/reset");
doGet();
assertResponseIsEqualTo("{\"success\": true}");
assertStatisticsAreReset();
}
private void assertResponseContains(String responseFragment) {
assertThat(this.renderedResponse).contains(responseFragment);
}
private void assertResponseIsEqualTo(String response) {
assertThat(this.renderedResponse).isEqualTo(response);
}
private void addStatistics(String typeName,
long since,
long mappings,
double mappingDurationMedian,
double minimumMappingDuration,
double totalMappingDuration,
double averageMappingDuration,
double maximumMappingDuration,
int[] mappingDurationIntervalBoundaries,
int[] mappingDurationFrequencies) {
ResourceModelMetaData metaData = mock(ResourceModelMetaData.class);
ResourceModelStatistics statistics = mock(ResourceModelStatistics.class);
MappedFieldMetaData[] mappableFields = new MappedFieldMetaData[0];
doReturn(mappingDurationMedian).when(statistics).getMappingDurationMedian();
doReturn(minimumMappingDuration).when(statistics).getMinimumMappingDuration();
doReturn(averageMappingDuration).when(statistics).getAverageMappingDuration();
doReturn(totalMappingDuration).when(statistics).getTotalMappingDuration();
doReturn(maximumMappingDuration).when(statistics).getMaximumMappingDuration();
doReturn(mappableFields).when(metaData).getMappableFields();
doReturn(statistics).when(metaData).getStatistics();
doReturn(typeName).when(metaData).getTypeName();
doReturn(since).when(statistics).getSince();
doReturn(mappings).when(statistics).getNumberOfMappings();
doReturn(mappingDurationIntervalBoundaries).when(statistics).getMappingDurationIntervalBoundaries();
doReturn(mappingDurationFrequencies).when(statistics).getMappingDurationFrequencies();
this.metadata.add(metaData);
}
private void withRequestPath(String requestPath) {
when(this.request.getServletPath()).thenReturn("/system/console");
when(this.request.getRequestURI()).thenReturn(requestPath);
when(this.request.getPathInfo()).thenReturn(requestPath);
}
private void assertResourceContains(String resourceFragment) throws IOException {
assertThat(this.resourceUrl).isNotNull();
assertThat(IOUtils.toString(this.resourceUrl.openStream())).contains(resourceFragment);
}
private void assertStatisticsAreReset() {
for (ResourceModelMetaData metaData : this.metadata) {
verify(metaData.getStatistics()).reset();
}
}
private void doGet() throws ServletException, IOException {
this.testee.doGet(this.request, this.response);
// Remove platform-dependent line endings.
this.renderedResponse = this.internalWriter.toString().replaceAll("[\\n\\r]", "");
}
private void getResource(String resource) {
String resourcePath = "/" + ModelStatisticsConsolePlugin.LABEL + "/static/" + resource;
this.resourceUrl = this.testee.getResource(resourcePath);
}
}