external/storm-sqe/src/test/java/com/jwplayer/sqe/trident/function/CompareObjectsTest.java

/**
 * 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 com.jwplayer.sqe.trident.function;

import static org.junit.Assert.*;

import com.jwplayer.sqe.trident.SingleValuesCollector;
import org.junit.Test;
import org.apache.storm.trident.tuple.TridentTuple;
import org.apache.storm.trident.tuple.TridentTupleView;
import org.apache.storm.tuple.Fields;



public class CompareObjectsTest {
    @Test
    public void testNullComparison() {
        CompareObjects comparator = new CompareObjects();
        TridentTuple tuple;
        SingleValuesCollector collector = new SingleValuesCollector();

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), null, 1);
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), 1, null);
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), null, null);
        comparator.execute(tuple, collector);
        assertTrue((Boolean) collector.values.get(0));
    }

    @Test
    public void testNumberComparison() {
        CompareObjects comparator = new CompareObjects();
        TridentTuple tuple;
        SingleValuesCollector collector = new SingleValuesCollector();

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), 1, 1.0f);
        comparator.execute(tuple, collector);
        assertTrue((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), 1, 2);
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), 1, "Cat");
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));
    }

    @Test
    public void testObjectComparison() {
        CompareObjects comparator = new CompareObjects();
        TridentTuple tuple;
        SingleValuesCollector collector = new SingleValuesCollector();

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), comparator, comparator);
        comparator.execute(tuple, collector);
        assertTrue((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), comparator, new CompareObjects());
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));
    }

    @Test
    public void testStringComparison() {
        CompareObjects comparator = new CompareObjects();
        TridentTuple tuple;
        SingleValuesCollector collector = new SingleValuesCollector();

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), "Cat", "Cat");
        comparator.execute(tuple, collector);
        assertTrue((Boolean) collector.values.get(0));

        tuple = TridentTupleView.createFreshTuple(new Fields("S1", "S2"), "Cat", "Dog");
        comparator.execute(tuple, collector);
        assertFalse((Boolean) collector.values.get(0));
    }
}