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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.searchlib.expression;
import org.junit.Test;
import java.lang.reflect.InvocationTargetException;
import java.util.Arrays;
import java.util.List;
import static org.junit.Assert.assertArrayEquals;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
/**
* @author Ulf Lilleengen
* @since 5.1
*/
public class IntegerResultNodeTestCase extends ResultNodeTest {
List<NumericResultNode> getResultNodes(long startvalue) {
return Arrays.asList(new Int8ResultNode((byte)startvalue),
new Int16ResultNode((short)startvalue),
new Int32ResultNode((int)startvalue),
new IntegerResultNode(startvalue));
}
@Test
public void testClassId() {
assertEquals(Int8ResultNode.classId, new Int8ResultNode().getClassId());
assertEquals(Int16ResultNode.classId, new Int16ResultNode().getClassId());
assertEquals(Int32ResultNode.classId, new Int32ResultNode().getClassId());
assertEquals(IntegerResultNode.classId, new IntegerResultNode().getClassId());
assertEquals(BoolResultNode.classId, new BoolResultNode().getClassId());
}
@Test
public void testTypeConversion() {
for (NumericResultNode node : getResultNodes(3)) {
assertEquals(3, node.getInteger());
assertEquals(3.0, node.getFloat(), 0.01);
assertArrayEquals(new byte[]{0, 0, 0, 0, 0, 0, 0, (byte) 3}, node.getRaw());
assertEquals("3", node.getString());
assertEquals("3", node.getNumber().toString());
}
}
@Test
public void testMath() {
for (NumericResultNode node : getResultNodes(5)) {
assertEquals(5, node.getInteger());
node.negate();
assertEquals(-5, node.getInteger());
node.multiply(new Int32ResultNode(3));
assertEquals(-15, node.getInteger());
node.add(new Int32ResultNode(1));
assertEquals(-14, node.getInteger());
node.divide(new Int32ResultNode(2));
assertEquals(-7, node.getInteger());
node.modulo(new Int32ResultNode(3));
assertEquals(-1, node.getInteger());
node.min(new Int32ResultNode(2));
assertEquals(-1, node.getInteger());
node.min(new Int32ResultNode(-2));
assertEquals(-2, node.getInteger());
node.max(new Int32ResultNode(-4));
assertEquals(-2, node.getInteger());
node.max(new Int32ResultNode(4));
assertEquals(4, node.getInteger());
assertEquals(1, node.onCmp(new Int32ResultNode(3)));
assertEquals(0, node.onCmp(new Int32ResultNode(4)));
assertEquals(-1, node.onCmp(new Int32ResultNode(5)));
node.set(new Int32ResultNode(8));
assertEquals(8, node.getInteger());
assertEquals(8 + node.getClassId(), node.hashCode());
assertTrue(dumpNode(node).contains("value: 8"));
}
}
@Test
public void testBool() {
BoolResultNode node = new BoolResultNode();
assertEquals(0, node.getInteger());
assertEquals(0.0, node.getFloat(), 0.000000000001);
assertEquals("false", node.getString());
node.setValue(true);
assertEquals(1, node.getInteger());
assertEquals(1.0, node.getFloat(), 0.000000000001);
assertEquals("true", node.getString());
}
@Test
public void testInt8() {
Int8ResultNode node = new Int8ResultNode();
node.setValue((byte) 5);
assertEquals(5, node.getInteger());
}
@Test
public void testInt16() {
Int16ResultNode node = new Int16ResultNode();
node.setValue((short)5);
assertEquals(5, node.getInteger());
}
@Test
public void testInt32() {
Int32ResultNode node = new Int32ResultNode();
node.setValue(5);
assertEquals(5, node.getInteger());
}
@Test
public void testLong() {
IntegerResultNode node = new IntegerResultNode();
node.setValue(5);
assertEquals(5, node.getInteger());
}
@Test
public void testSerialization() throws IllegalAccessException, InstantiationException, NoSuchMethodException, InvocationTargetException {
for (NumericResultNode node : getResultNodes(8)) {
assertEquals(8, node.getInteger());
NumericResultNode out = node.getClass().getConstructor().newInstance();
assertCorrectSerialization(node, out);
assertEquals(out.getInteger(), node.getInteger());
}
}
}
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