AbstractVersionTest.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
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*/
package org.apache.maven.impl;
import org.apache.maven.api.Version;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertNotEquals;
/**
*/
abstract class AbstractVersionTest {
protected static final int X_LT_Y = -1;
protected static final int X_EQ_Y = 0;
protected static final int X_GT_Y = 1;
protected abstract Version newVersion(String version);
protected void assertOrder(int expected, String version1, String version2) {
Version v1 = newVersion(version1);
Version v2 = newVersion(version2);
if (expected > 0) {
assertEquals(1, Integer.signum(v1.compareTo(v2)), "expected " + v1 + " > " + v2);
assertEquals(-1, Integer.signum(v2.compareTo(v1)), "expected " + v2 + " < " + v1);
assertNotEquals(v1, v2, "expected " + v1 + " != " + v2);
assertNotEquals(v2, v1, "expected " + v2 + " != " + v1);
} else if (expected < 0) {
assertEquals(-1, Integer.signum(v1.compareTo(v2)), "expected " + v1 + " < " + v2);
assertEquals(1, Integer.signum(v2.compareTo(v1)), "expected " + v2 + " > " + v1);
assertNotEquals(v1, v2, "expected " + v1 + " != " + v2);
assertNotEquals(v2, v1, "expected " + v2 + " != " + v1);
} else {
assertEquals(0, v1.compareTo(v2), "expected " + v1 + " == " + v2);
assertEquals(0, v2.compareTo(v1), "expected " + v2 + " == " + v1);
assertEquals(v1, v2, "expected " + v1 + " == " + v2);
assertEquals(v2, v1, "expected " + v2 + " == " + v1);
assertEquals(v1.hashCode(), v2.hashCode(), "expected #(" + v1 + ") == #(" + v1 + ")");
}
}
protected void assertSequence(String... versions) {
for (int i = 0; i < versions.length - 1; i++) {
for (int j = i + 1; j < versions.length; j++) {
assertOrder(X_LT_Y, versions[i], versions[j]);
}
}
}
}