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TraceLoggingEventEnhancerTest.java
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TraceLoggingEventEnhancerTest.java
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/*
* Copyright 2020 Google LLC
*
* 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 com.google.cloud.logging.logback;
import static com.google.common.truth.Truth.assertThat;
import ch.qos.logback.classic.spi.LoggingEvent;
import com.google.cloud.logging.LogEntry;
import com.google.cloud.logging.Payload.StringPayload;
import org.junit.Before;
import org.junit.Test;
public class TraceLoggingEventEnhancerTest {
private TraceLoggingEventEnhancer classUnderTest;
@Before
public void setUp() {
classUnderTest = new TraceLoggingEventEnhancer();
}
@Test
public void testEnhanceLogEntry() {
// setup
String traceId = "abc";
TraceLoggingEventEnhancer.setCurrentTraceId(traceId);
LoggingEvent loggingEvent = new LoggingEvent();
loggingEvent.setMessage("this is a test");
LogEntry.Builder builder = LogEntry.newBuilder(StringPayload.of("this is a test"));
// act
classUnderTest.enhanceLogEntry(builder, loggingEvent);
LogEntry logEntry = builder.build();
// assert - Trace Id should be recorded as explicit Trace field, not as a label
assertThat(traceId.equalsIgnoreCase(logEntry.getTrace()));
}
@Test
public void testGetCurrentTraceId() {
// setup
String traceId = "abc";
TraceLoggingEventEnhancer.setCurrentTraceId(traceId);
// act
String currentTraceId = TraceLoggingEventEnhancer.getCurrentTraceId();
// assert
assertThat(traceId.equalsIgnoreCase(currentTraceId));
}
}