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/**
* ============LICENSE_START=======================================================
* org.onap.logging
* ================================================================================
* Copyright © 2018 Amdocs
* 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.logging.ref.slf4j;
import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.nio.file.Files;
import java.util.ArrayList;
import java.util.List;
import java.util.UUID;
import javax.xml.bind.DatatypeConverter;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.slf4j.MDC;
import org.springframework.mock.web.MockHttpServletRequest;
import org.testng.annotations.AfterSuite;
import org.testng.annotations.BeforeSuite;
import org.testng.annotations.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;
import static org.hamcrest.core.IsNot.not;
import static org.hamcrest.core.IsNull.notNullValue;
import static org.hamcrest.core.StringContains.containsString;
import static org.hamcrest.number.OrderingComparison.greaterThan;
/**
* Smoketest output, though the embedded configuration isn't necessarily
* canonical.
*
* <p>There are more comprehensive tests in the <tt>logging-slf4j-demo</tt>
* project.</p>
*/
public class ONAPLogAdapterOutputTest {
/** Temporary directory into which logfiles are written. */
private static File sDir;
@BeforeSuite
public static void setUp() throws Exception {
sDir = Files.createTempDirectory(ONAPLogAdapterOutputTest.class.getName()).toFile();
System.getProperties().setProperty("SLF4J_OUTPUT_DIRECTORY", sDir.getAbsolutePath());
LoggerFactory.getLogger(ONAPLogAdapterOutputTest.class).info("Starting.");
}
@AfterSuite
public static void tearDown() throws Exception {
LoggerFactory.getLogger(ONAPLogAdapterOutputTest.class).info("Ending.");
Thread.sleep(1000L);
if (sDir != null) {
System.err.println("Should be deleting [" + sDir.getAbsolutePath() + "]...");
}
}
@Test
public void testOutput() throws Exception {
assertThat(sDir, notNullValue());
assertThat(sDir.isDirectory(), is(true));
final String uuid = UUID.randomUUID().toString();
final String errorcode = UUID.randomUUID().toString();
final Logger logger = LoggerFactory.getLogger(ONAPLogAdapterOutputTest.class);
try {
MDC.put("uuid", uuid);
final ONAPLogAdapter adapter = new ONAPLogAdapter(logger);
final ONAPLogAdapter.HttpServletRequestAdapter http
= new ONAPLogAdapter.HttpServletRequestAdapter(new MockHttpServletRequest());
adapter.entering(http);
adapter.unwrap().warn("a_warning");
try {
throw new Exception("errorcode=" + errorcode);
}
catch (final Exception e) {
adapter.unwrap().error("an_error", e);
}
Thread.sleep(1000L);
}
finally {
MDC.clear();
}
final List<String> lines = new ArrayList<>();
for (final File f : sDir.listFiles()) {
try (BufferedReader reader = new BufferedReader(new FileReader(f))) {
String line;
while ((line = reader.readLine()) != null) {
if (line.contains(uuid)) {
lines.add(line);
}
}
}
}
assertThat(lines.size(), is(3));
assertThat(lines.get(0), containsString("ENTRY"));
final String [] line0 = lines.get(0).split("\t", -1);
assertThat(line0.length, is(9));
DatatypeConverter.parseDateTime(line0[0]);
assertThat(line0[1].trim().length(), greaterThan(1));
assertThat(line0[2], is("INFO"));
assertThat(line0[3], is(this.getClass().getName()));
assertThat(line0[4], containsString("uuid=" + uuid));
assertThat(line0[5], is(""));
assertThat(line0[6], is(""));
assertThat(line0[7], is("ENTRY"));
System.err.println(lines.get(0));
assertThat(lines.get(1), not(containsString("ENTRY")));
assertThat(lines.get(1), containsString("a_warning"));
final String [] line1 = lines.get(1).split("\t", -1);
assertThat(line1.length, is(9));
DatatypeConverter.parseDateTime(line1[0]);
assertThat(line1[1].trim().length(), greaterThan(1));
assertThat(line1[2], is("WARN"));
assertThat(line1[3], is(this.getClass().getName()));
assertThat(line1[4], containsString("uuid=" + uuid));
assertThat(line1[5], is("a_warning"));
assertThat(line1[6], is(""));
assertThat(line1[7], is(""));
System.err.println(lines.get(1));
assertThat(lines.get(2), not(containsString("ENTRY")));
assertThat(lines.get(2), containsString("an_error"));
final String [] line2 = lines.get(2).split("\t", -1);
assertThat(line2.length, is(9));
DatatypeConverter.parseDateTime(line2[0]);
assertThat(line2[1].trim().length(), greaterThan(1));
assertThat(line2[2], is("ERROR"));
assertThat(line2[3], is(this.getClass().getName()));
assertThat(line2[4], containsString("uuid=" + uuid));
assertThat(line2[5], is("an_error"));
assertThat(line2[6], containsString("errorcode=" + errorcode));
assertThat(line2[7], is(""));
System.err.println(lines.get(2));
}
}
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