package org.limewire.util;
import junit.framework.Test;
public final class VersionUtilsTest extends BaseTestCase {
private String storedJavaVersion;
public VersionUtilsTest(String name) {
super(name);
}
public static Test suite() {
return buildTestSuite(VersionUtilsTest.class);
}
/**
* Runs this test individually.
*/
public static void main(String[] args) {
junit.textui.TestRunner.run(suite());
}
@Override
public void setUp() {
storedJavaVersion = System.getProperty("java.version");
}
@Override
public void tearDown() {
setJavaVersion(storedJavaVersion);
}
private void setJavaVersion(String v) {
System.setProperty("java.version", v);
assertEquals(v, System.getProperty("java.version"));
}
public void testIsJava15OrAbove() {
setJavaVersion("1.4");
assertFalse(VersionUtils.isJava15OrAbove());
setJavaVersion("1.4.0");
assertFalse(VersionUtils.isJava15OrAbove());
setJavaVersion("1.5");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.5.0");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.5.1");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.5.0_01");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.6");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.6.0");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.7");
assertTrue(VersionUtils.isJava15OrAbove());
setJavaVersion("1.7.0");
assertTrue(VersionUtils.isJava15OrAbove());
}
public void testIsJava16OrAbove() {
setJavaVersion("1.4");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.4.0");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.5");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.5.0");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.5.1");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.5.0_01");
assertFalse(VersionUtils.isJava16OrAbove());
setJavaVersion("1.6");
assertTrue(VersionUtils.isJava16OrAbove());
setJavaVersion("1.6.0");
assertTrue(VersionUtils.isJava16OrAbove());
setJavaVersion("1.7");
assertTrue(VersionUtils.isJava16OrAbove());
setJavaVersion("1.7.0");
assertTrue(VersionUtils.isJava16OrAbove());
}
public void testIsJavaVersionAbove() {
setJavaVersion("1.6");
assertTrue(VersionUtils.isJavaVersionAbove("1.4"));
assertTrue(VersionUtils.isJavaVersionAbove("1.5"));
assertFalse(VersionUtils.isJavaVersionAbove("1.6"));
assertFalse(VersionUtils.isJavaVersionAbove("1.7"));
setJavaVersion("1.6.0");
assertTrue(VersionUtils.isJavaVersionAbove("1.4"));
assertTrue(VersionUtils.isJavaVersionAbove("1.5"));
assertFalse(VersionUtils.isJavaVersionAbove("1.6"));
assertFalse(VersionUtils.isJavaVersionAbove("1.7"));
}
public void testIsJavaVersionOrAbove() {
setJavaVersion("1.6");
assertTrue(VersionUtils.isJavaVersionOrAbove("1.4"));
assertTrue(VersionUtils.isJavaVersionOrAbove("1.5"));
assertTrue(VersionUtils.isJavaVersionOrAbove("1.6"));
assertFalse(VersionUtils.isJavaVersionOrAbove("1.7"));
setJavaVersion("1.6.0");
assertTrue(VersionUtils.isJavaVersionOrAbove("1.4"));
assertTrue(VersionUtils.isJavaVersionOrAbove("1.5"));
assertTrue(VersionUtils.isJavaVersionOrAbove("1.6"));
assertFalse(VersionUtils.isJavaVersionOrAbove("1.7"));
}
}