/*
* 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.lucene.util.mutable;
import org.apache.lucene.util.LuceneTestCase;
import org.apache.lucene.util.BytesRef;
/**
* Simple test of the basic contract of the various {@link MutableValue} implementaitons.
*/
public class TestMutableValues extends LuceneTestCase {
public void testStr() {
MutableValueStr xxx = new MutableValueStr();
assert xxx.value.get().equals(new BytesRef()) : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueStr yyy = new MutableValueStr();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value.clear();
xxx.value.copyChars("zzz");
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value.clear();
yyy.value.copyChars("aaa");
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
// special BytesRef considerations...
xxx.exists = false;
xxx.value.clear(); // but leave bytes alone
assertInEquality(xxx,yyy);
yyy.exists = false;
yyy.value.clear(); // but leave bytes alone
assertEquality(xxx, yyy);
}
public void testDouble() {
MutableValueDouble xxx = new MutableValueDouble();
assert xxx.value == 0.0D : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueDouble yyy = new MutableValueDouble();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value = 42.0D;
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value = -99.0D;
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
}
public void testInt() {
MutableValueInt xxx = new MutableValueInt();
assert xxx.value == 0 : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueInt yyy = new MutableValueInt();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value = 42;
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value = -99;
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
}
public void testFloat() {
MutableValueFloat xxx = new MutableValueFloat();
assert xxx.value == 0.0F : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueFloat yyy = new MutableValueFloat();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value = 42.0F;
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value = -99.0F;
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
}
public void testLong() {
MutableValueLong xxx = new MutableValueLong();
assert xxx.value == 0L : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueLong yyy = new MutableValueLong();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value = 42L;
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value = -99L;
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
}
public void testBool() {
MutableValueBool xxx = new MutableValueBool();
assert xxx.value == false : "defaults have changed, test utility may not longer be as high";
assert xxx.exists : "defaults have changed, test utility may not longer be as high";
assertSanity(xxx);
MutableValueBool yyy = new MutableValueBool();
assertSanity(yyy);
assertEquality(xxx, yyy);
xxx.exists = false;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.exists = false;
assertEquality(xxx, yyy);
xxx.value = true;
xxx.exists = true;
assertSanity(xxx);
assertInEquality(xxx,yyy);
yyy.value = false;
yyy.exists = true;
assertSanity(yyy);
assertInEquality(xxx,yyy);
assertTrue(0 < xxx.compareTo(yyy));
assertTrue(yyy.compareTo(xxx) < 0);
xxx.copy(yyy);
assertSanity(xxx);
assertEquality(xxx, yyy);
}
private void assertSanity(MutableValue x) {
assertEquality(x, x);
MutableValue y = x.duplicate();
assertEquality(x, y);
}
private void assertEquality(MutableValue x, MutableValue y) {
assertEquals(x.hashCode(), y.hashCode());
assertEquals(x, y);
assertEquals(y, x);
assertTrue(x.equalsSameType(y));
assertTrue(y.equalsSameType(x));
assertEquals(0, x.compareTo(y));
assertEquals(0, y.compareTo(x));
assertEquals(0, x.compareSameType(y));
assertEquals(0, y.compareSameType(x));
}
private void assertInEquality(MutableValue x, MutableValue y) {
assertFalse(x.equals(y));
assertFalse(y.equals(x));
assertFalse(x.equalsSameType(y));
assertFalse(y.equalsSameType(x));
assertFalse(0 == x.compareTo(y));
assertFalse(0 == y.compareTo(x));
}
}