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Add SystemUtils tests
git-svn-id: https://svn.apache.org/repos/asf/jakarta/commons/proper/lang/trunk@137337 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Stephen Colebourne
parent
d68d21856d
commit
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@ -64,7 +64,7 @@
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* @author Stephen Colebourne
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* @author <a href="mailto:ridesmet@users.sourceforge.net">Ringo De Smet</a>
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* @author Matthew Hawthorne
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* @version $Id: LangTestSuite.java,v 1.17 2003/05/24 04:38:05 alex Exp $
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* @version $Id: LangTestSuite.java,v 1.18 2003/05/24 12:11:02 scolebourne Exp $
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*/
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public class LangTestSuite extends TestCase {
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@ -108,6 +108,7 @@ public static Test suite() {
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suite.addTest(StringUtilsEqualsIndexOfTest.suite());
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suite.addTest(StringUtilsIsTest.suite());
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suite.addTest(StringEscapeUtilsTest.suite());
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suite.addTest(SystemUtilsTest.suite());
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suite.addTest(UnhandledExceptionTest.suite());
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suite.addTest(WordWrapUtilsTest.suite());
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return suite;
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281
src/test/org/apache/commons/lang/SystemUtilsTest.java
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281
src/test/org/apache/commons/lang/SystemUtilsTest.java
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@ -0,0 +1,281 @@
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/* ====================================================================
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* The Apache Software License, Version 1.1
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*
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* Copyright (c) 2003 The Apache Software Foundation. All rights
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* reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* 3. The end-user documentation included with the redistribution, if
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* any, must include the following acknowlegement:
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* "This product includes software developed by the
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* Apache Software Foundation (http://www.apache.org/)."
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* Alternately, this acknowlegement may appear in the software itself,
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* if and wherever such third-party acknowlegements normally appear.
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*
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* 4. The names "The Jakarta Project", "Commons", and "Apache Software
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* Foundation" must not be used to endorse or promote products derived
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* from this software without prior written permission. For written
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* permission, please contact apache@apache.org.
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*
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* 5. Products derived from this software may not be called "Apache"
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* nor may "Apache" appear in their names without prior written
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* permission of the Apache Software Foundation.
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*
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* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
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* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
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* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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* ====================================================================
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*
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* This software consists of voluntary contributions made by many
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* individuals on behalf of the Apache Software Foundation. For more
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* information on the Apache Software Foundation, please see
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* <http://www.apache.org/>.
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*/
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package org.apache.commons.lang;
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import junit.framework.Test;
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import junit.framework.TestCase;
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import junit.framework.TestSuite;
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import junit.textui.TestRunner;
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/**
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* Unit tests {@link org.apache.commons.lang.SystemUtils}.
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*
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* Only limited testing can be performed.
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*
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* @author Stephen Colebourne
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* @version $Id: SystemUtilsTest.java,v 1.1 2003/05/24 12:11:02 scolebourne Exp $
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*/
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public class SystemUtilsTest extends TestCase {
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public SystemUtilsTest(String name) {
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super(name);
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}
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public static void main(String[] args) {
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TestRunner.run(suite());
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}
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public static Test suite() {
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TestSuite suite = new TestSuite(SystemUtilsTest.class);
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suite.setName("SystemUtils Tests");
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return suite;
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}
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protected void setUp() throws Exception {
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super.setUp();
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}
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protected void tearDown() throws Exception {
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super.tearDown();
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}
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//-----------------------------------------------------------------------
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// COPIED FROM SystemUtils
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//-----------------------------------------------------------------------
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private String JAVA_VERSION;
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/**
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* Decides if the java version matches.
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*
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* @param versionPrefix the prefix for the java version
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* @return true if matches, or false if not or can't determine
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*/
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private boolean getJavaVersionMatches(String versionPrefix) {
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if (JAVA_VERSION == null) {
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return false;
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}
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return JAVA_VERSION.startsWith(versionPrefix);
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}
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/**
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* <p>Get the Java version number as a <code>float</code>.</p>
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*
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* <p>Example output:</p>
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* <ul>
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* <li><code>1.2f</code> for JDK 1.2
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* <li><code>1.31f</code> for JDK 1.3.1
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* </ul>
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*
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* <p>Patch releases are not reported.
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* Zero is returned if JAVA_VERSION is <code>null</code>.</p>
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*
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* @return the version, for example 1.31f for JDK 1.3.1
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*/
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private float getJavaVersionAsFloat() {
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if (JAVA_VERSION == null) {
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return 0f;
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}
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String str = JAVA_VERSION.substring(0, 3);
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if (JAVA_VERSION.length() >= 5) {
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str = str + JAVA_VERSION.substring(4, 5);
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}
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return Float.parseFloat(str);
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}
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/**
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* <p>Get the Java version number as an <code>int</code>.</p>
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*
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* <p>Example output:</p>
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* <ul>
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* <li><code>120</code> for JDK 1.2
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* <li><code>131</code> for JDK 1.3.1
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* </ul>
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*
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* <p>Patch releases are not reported.
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* Zero is returned if JAVA_VERSION is <code>null</code>.</p>
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*
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* @return the version, for example 131 for JDK 1.3.1
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*/
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private int getJavaVersionAsInt() {
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if (JAVA_VERSION == null) {
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return 0;
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}
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String str = JAVA_VERSION.substring(0, 1);
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str = str + JAVA_VERSION.substring(2, 3);
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if (JAVA_VERSION.length() >= 5) {
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str = str + JAVA_VERSION.substring(4, 5);
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} else {
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str = str + "0";
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}
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return Integer.parseInt(str);
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}
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//-----------------------------------------------------------------------
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public void testJavaVersionMatches() {
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JAVA_VERSION = null;
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.1";
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assertEquals(true, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.2";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(true, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.3.0";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(true, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.3.1";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(true, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.4.0";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(true, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.4.1";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(true, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.5.0";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(true, getJavaVersionMatches("1.5"));
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JAVA_VERSION = "1.6.0";
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assertEquals(false, getJavaVersionMatches("1.1"));
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assertEquals(false, getJavaVersionMatches("1.2"));
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assertEquals(false, getJavaVersionMatches("1.3"));
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assertEquals(false, getJavaVersionMatches("1.4"));
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assertEquals(false, getJavaVersionMatches("1.5"));
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}
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public void testJavaVersionAsFloat() {
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JAVA_VERSION = null;
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assertEquals(0f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.1";
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assertEquals(1.1f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.2";
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assertEquals(1.2f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.3.0";
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assertEquals(1.3f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.3.1";
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assertEquals(1.31f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.4.0";
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assertEquals(1.4f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.4.1";
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assertEquals(1.41f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.5.0";
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assertEquals(1.5f, getJavaVersionAsFloat(), 0.000001f);
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JAVA_VERSION = "1.6.0";
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assertEquals(1.6f, getJavaVersionAsFloat(), 0.000001f);
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}
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public void testJavaVersionAsInt() {
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JAVA_VERSION = null;
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assertEquals(0, getJavaVersionAsInt());
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JAVA_VERSION = "1.1";
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assertEquals(110, getJavaVersionAsInt());
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JAVA_VERSION = "1.2";
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assertEquals(120, getJavaVersionAsInt());
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JAVA_VERSION = "1.3.0";
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assertEquals(130, getJavaVersionAsInt());
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JAVA_VERSION = "1.3.1";
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assertEquals(131, getJavaVersionAsInt());
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JAVA_VERSION = "1.4.0";
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assertEquals(140, getJavaVersionAsInt());
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JAVA_VERSION = "1.4.1";
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assertEquals(141, getJavaVersionAsInt());
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JAVA_VERSION = "1.5.0";
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assertEquals(150, getJavaVersionAsInt());
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JAVA_VERSION = "1.6.0";
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assertEquals(160, getJavaVersionAsInt());
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}
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public void testJavaVersionAtLeastFloat() {
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float version = SystemUtils.JAVA_VERSION_FLOAT;
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assertEquals(true, SystemUtils.isJavaVersionAtLeast(version));
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version -= 0.1f;
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assertEquals(true, SystemUtils.isJavaVersionAtLeast(version));
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version += 0.2f;
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assertEquals(false, SystemUtils.isJavaVersionAtLeast(version));
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}
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public void testJavaVersionAtLeastInt() {
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int version = SystemUtils.JAVA_VERSION_INT;
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assertEquals(true, SystemUtils.isJavaVersionAtLeast(version));
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version -= 10;
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assertEquals(true, SystemUtils.isJavaVersionAtLeast(version));
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version += 20;
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assertEquals(false, SystemUtils.isJavaVersionAtLeast(version));
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}
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}
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