package org.apache.avro.reflect;

import org.apache.avro.Schema;
import org.junit.Test;
import java.io.IOException;
import java.lang.reflect.Field;
import java.util.Collections;
import java.util.Map;

import static org.hamcrest.Matchers.lessThan;
import static org.junit.Assert.assertThat;

public class TestReflectData {
  @Test
  @SuppressWarnings("unchecked")
  public void testWeakSchemaCaching() throws Exception {
    int numSchemas = 1000000;
    for (int i = 0; i < numSchemas; i++) {
      // Create schema
      Schema schema = Schema.createRecord("schema", null, null, false);
      schema.setFields(Collections.<Schema.Field>emptyList());

      ReflectData.get().getRecordState(new Object(), schema);
    }

    // Reflect the number of schemas currently in the cache
    ReflectData.ClassAccessorData classData = ReflectData.ACCESSOR_CACHE
        .get(Object.class);

    System.gc(); // Not guaranteed, but seems to be reliable enough

    assertThat("ReflectData cache should release references",
        classData.bySchema.size(), lessThan(numSchemas));
  }
}

@@ -1,8 +1,816 @@
+/**%0A * Licensed to the Apache Software Foundation (ASF) under one%0A * or more contributor license agreements.  See the NOTICE file%0A * distributed with this work for additional information%0A * regarding copyright ownership.  The ASF licenses this file%0A * to you under the Apache License, Version 2.0 (the%0A * %22License%22); you may not use this file except in compliance%0A * with the License.  You may obtain a copy of the License at%0A *%0A *     http://www.apache.org/licenses/LICENSE-2.0%0A *%0A * Unless required by applicable law or agreed to in writing, software%0A * distributed under the License is distributed on an %22AS IS%22 BASIS,%0A * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.%0A * See the License for the specific language governing permissions and%0A * limitations under the License.%0A */%0A%0A
 package 

Add license header to TestReflectData.