/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you 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 org.apache.flume.interceptor;
import org.apache.flume.Context;
import org.apache.flume.Event;
import org.apache.flume.event.EventBuilder;
import org.apache.flume.interceptor.RegexFilteringInterceptor.Constants;
import org.junit.Assert;
import org.junit.Test;
import com.google.common.base.Charsets;
public class TestRegexFilteringInterceptor {
@Test
/** By default, we should pass through any event. */
public void testDefaultBehavior() throws ClassNotFoundException,
InstantiationException, IllegalAccessException {
Interceptor.Builder builder = InterceptorBuilderFactory.newInstance(
InterceptorType.REGEX_FILTER.toString());
builder.configure(new Context());
Interceptor interceptor = builder.build();
Event event = EventBuilder.withBody("test", Charsets.UTF_8);
Event filteredEvent = interceptor.intercept(event);
Assert.assertNotNull(filteredEvent);
Assert.assertEquals(event, filteredEvent);
}
@Test
public void testInclusion() throws ClassNotFoundException,
InstantiationException, IllegalAccessException {
Interceptor.Builder builder = InterceptorBuilderFactory.newInstance(
InterceptorType.REGEX_FILTER.toString());
Context ctx = new Context();
ctx.put(Constants.REGEX, "(INFO.*)|(WARNING.*)");
ctx.put(Constants.EXCLUDE_EVENTS, "false");
builder.configure(ctx);
Interceptor interceptor = builder.build();
Event shouldPass1 = EventBuilder.withBody("INFO: some message",
Charsets.UTF_8);
Assert.assertNotNull(interceptor.intercept(shouldPass1));
Event shouldPass2 = EventBuilder.withBody("WARNING: some message",
Charsets.UTF_8);
Assert.assertNotNull(interceptor.intercept(shouldPass2));
Event shouldNotPass = EventBuilder.withBody("DEBUG: some message",
Charsets.UTF_8);
Assert.assertNull(interceptor.intercept(shouldNotPass));
builder.configure(ctx);
}
@Test
public void testExclusion() throws ClassNotFoundException,
InstantiationException, IllegalAccessException {
Interceptor.Builder builder = InterceptorBuilderFactory.newInstance(
InterceptorType.REGEX_FILTER.toString());
Context ctx = new Context();
ctx.put(Constants.REGEX, ".*DEBUG.*");
ctx.put(Constants.EXCLUDE_EVENTS, "true");
builder.configure(ctx);
Interceptor interceptor = builder.build();
Event shouldPass1 = EventBuilder.withBody("INFO: some message",
Charsets.UTF_8);
Assert.assertNotNull(interceptor.intercept(shouldPass1));
Event shouldPass2 = EventBuilder.withBody("WARNING: some message",
Charsets.UTF_8);
Assert.assertNotNull(interceptor.intercept(shouldPass2));
Event shouldNotPass = EventBuilder.withBody("this message has DEBUG in it",
Charsets.UTF_8);
Assert.assertNull(interceptor.intercept(shouldNotPass));
builder.configure(ctx);
}
}