google-nomulus/javatests/google/registry/testing/TestLogHandlerUtils.java
mcilwain 5edb7935ed Run automatic Java 8 conversion over codebase
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Created by MOE: https://github.com/google/moe
MOE_MIGRATED_REVID=171174380
2017-10-10 12:09:41 -04:00

41 lines
1.6 KiB
Java

// Copyright 2017 The Nomulus Authors. 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.
package google.registry.testing;
import com.google.common.collect.Iterables;
import com.google.common.testing.TestLogHandler;
import java.util.logging.LogRecord;
/** Utility methods for working with Guava's {@link TestLogHandler}. */
public final class TestLogHandlerUtils {
private TestLogHandlerUtils() {}
/**
* Find the first log message stored in the handler that has the provided prefix, and return that
* message with the prefix stripped off.
*/
public static String findFirstLogMessageByPrefix(TestLogHandler handler, String prefix) {
return findFirstLogRecordWithMessagePrefix(handler, prefix)
.getMessage()
.replaceFirst("^" + prefix, "");
}
/** Returns the first log record stored in handler whose message has the provided prefix. */
public static LogRecord findFirstLogRecordWithMessagePrefix(
TestLogHandler handler, final String prefix) {
return Iterables.find(
handler.getStoredLogRecords(), logRecord -> logRecord.getMessage().startsWith(prefix));
}
}