/**
* **** BEGIN LICENSE BLOCK *****
* Version: CPL 1.0/GPL 2.0/LGPL 2.1
*
* The contents of this file are subject to the Common Public
* License Version 1.0 (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.eclipse.org/legal/cpl-v10.html
*
* Software distributed under the License is distributed on an "AS
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
* implied. See the License for the specific language governing
* rights and limitations under the License.
*
* Copyright (C) 2009 Yoko Harada <yokolet@gmail.com>
*
* Alternatively, the contents of this file may be used under the terms of
* either of the GNU General Public License Version 2 or later (the "GPL"),
* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
* in which case the provisions of the GPL or the LGPL are applicable instead
* of those above. If you wish to allow use of your version of this file only
* under the terms of either the GPL or the LGPL, and not to allow others to
* use your version of this file under the terms of the CPL, indicate your
* decision by deleting the provisions above and replace them with the notice
* and other provisions required by the GPL or the LGPL. If you do not delete
* the provisions above, a recipient may use your version of this file under
* the terms of any one of the CPL, the GPL or the LGPL.
* **** END LICENSE BLOCK *****
*/
package org.jruby.embed.bsf;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.OutputStream;
import java.util.Arrays;
import java.util.List;
import java.util.Vector;
import java.util.logging.ConsoleHandler;
import java.util.logging.Handler;
import java.util.logging.Level;
import java.util.logging.Logger;
import java.util.logging.SimpleFormatter;
import java.util.logging.StreamHandler;
import org.apache.bsf.BSFDeclaredBean;
import org.apache.bsf.BSFException;
import org.apache.bsf.BSFManager;
import org.jruby.embed.PathType;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;
/**
*
* @author yoko
*/
public class JRubyEngineTest {
private String basedir;
static Logger logger0 = Logger.getLogger(JRubyEngineTest.class.getName());
static Logger logger1 = Logger.getLogger(JRubyEngineTest.class.getName());
static OutputStream outStream = null;
public JRubyEngineTest() {
}
@BeforeClass
public static void setUpClass() throws Exception {
}
@AfterClass
public static void tearDownClass() throws Exception {
outStream.close();
}
@Before
public void setUp() throws FileNotFoundException {
basedir = System.getProperty("user.dir");
System.setProperty("org.jruby.embed.localcontext.scope", "threadsafe");
System.setProperty("org.jruby.embed.class.path", basedir + "/test");
outStream = new FileOutputStream(basedir + "/build/test-results/run-junit-embed.log", true);
Handler handler = new StreamHandler(outStream, new SimpleFormatter());
logger0.addHandler(handler);
logger0.setUseParentHandlers(false);
logger0.setLevel(Level.INFO);
logger1.setUseParentHandlers(false);
logger1.addHandler(new ConsoleHandler());
logger1.setLevel(Level.WARNING);
}
@After
public void tearDown() {
}
/**
* Test of apply method, of class JRubyEngine.
*/
@Test
public void testApply() throws BSFException {
logger1.info("apply");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
String file = "";
int line = 0;
int col = 0;
Object funcBody = null;
Vector paramNames = new Vector();
Vector args = new Vector();
Object expResult = null;
Object result = instance.apply(file, line, col, funcBody, paramNames, args);
assertEquals(expResult, result);
expResult = new Long(144);
result = instance.apply("<script>", 0, 0, "x=144", null, null);
assertEquals(expResult, result);
expResult = new Double(12.0);
result = instance.apply("<script>", 0, 0, "Math.sqrt x", null, null);
assertEquals(expResult, result);
paramNames.add("message");
args.add("red small beans and often used in a form of paste.");
result = instance.apply("<script>", 0, 0, "ret=\"Azuki beans are #{message}\"", paramNames, args);
expResult = "Azuki beans are red small beans and often used in a form of paste.";
assertEquals(expResult, result);
paramNames.clear();
args.clear();
paramNames.add("correction");
args.add("usually");
result = instance.apply("<script>", 0, 0, "ret = ret.gsub(/often/, correction)", paramNames, args);
expResult = "Azuki beans are red small beans and usually used in a form of paste.";
assertEquals(expResult, result);
}
/**
* Test of eval method, of class JRubyEngine.
*/
@Test
public void testEval() throws Exception {
logger1.info("eval");
BSFManager.registerScriptingEngine("jruby", "org.jruby.embed.bsf.JRubyEngine", new String[] {"rb"});
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
String file = "";
int line = 0;
int col = 0;
Object expr = null;
Object expResult = null;
Object result = instance.eval(file, line, col, expr);
assertEquals(expResult, result);
expResult = "HELLO WORLD!";
result = instance.eval("<script>", 0, 0, "message=\"Hello \" + \"World!\"\nmessage.upcase");
assertEquals(expResult, result);
manager.declareBean("greet", "Heeey", String.class);
result = manager.eval("jruby", "<script>", 0, 0, "message=$greet + \" World!\"");
expResult = "Heeey World!";
assertEquals(expResult, result);
}
/**
* Test of exec method, of class JRubyEngine.
*/
@Test
public void testExec() throws Exception {
logger1.info("exec");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
String file = "";
int line = 0;
int col = 0;
Object expr = null;
instance.exec(file, line, col, expr);
String partone =
"def partone\n" +
"impression = \"Sooooo Gooood!\"\n" +
"f = File.new(\"" + basedir + "/build/test-results/bsfeval.txt\", \"w\")\n" +
"begin\n" +
"f.puts impression\n" +
"ensure\n" +
"f.close\n" +
"end\n" +
"end\n" +
"partone";
String parttwo =
"def parttwo\n" +
"f = File.open \"" + basedir + "/build/test-results/bsfeval.txt\"\n" +
"begin\n" +
"comment = f.gets\n" +
"return comment\n" +
"ensure\n" +
"f.close\n" +
"end\n" +
"end\n" +
"parttwo";
instance.exec("<script>", 0, 0, partone);
Object expResult = "Sooooo Gooood!\n";
Object result = instance.eval("<script>", 0, 0, parttwo);
assertEquals(expResult, result);
}
/**
* Test of call method, of class JRubyEngine.
*/
@Test
public void testCall() throws Exception {
logger1.info("call");
BSFManager.registerScriptingEngine("jruby", "org.jruby.embed.bsf.JRubyEngine", new String[] {"rb"});
BSFManager manager = new BSFManager();
JRubyEngine instance = (JRubyEngine) manager.loadScriptingEngine("jruby");
instance.initialize(manager, "jruby", null);
Object recv = null;
String method = "";
Object[] args = null;
Object expResult = null;
Object result = instance.call(recv, method, args);
assertEquals(expResult, result);
String script =
"# Radioactive decay\n" +
"def amount_after_years(q0, t)\n" +
"q0 * Math.exp(1.0 / $h * Math.log(1.0/2.0) * t)\n" +
"end\n" +
"def years_to_amount(q0, q)\n" +
"$h * (Math.log(q) - Math.log(q0)) / Math.log(1.0/2.0)\n" +
"end";
recv = manager.eval("jruby", "radioactive_decay", 0, 0, script);
method = "amount_after_years";
args = new Object[2];
args[0] = 10.0; args[1] = 1000;
// Radium
manager.declareBean("h", 1599, Long.class);
result = instance.call(recv, method, args);
assertEquals(6.482, (Double)result, 0.001);
method = "years_to_amount";
args[0] = 10.0; args[1] = 1.0;
result = instance.call(recv, method, args);
assertEquals(5311.8, (Double)result, 0.1);
}
/**
* Test of initialize method, of class JRubyEngine.
*/
@Test
public void testInitialize() throws Exception {
logger1.info("initialize");
BSFManager manager = new BSFManager();;
String language = "";
Vector someDeclaredBeans = null;
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, language, someDeclaredBeans);
}
/**
* Test of declareBean method, of class JRubyEngine.
*/
@Test
public void testDeclareBean() throws Exception {
logger1.info("declareBean");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
manager.declareBean("abc", "aaabbbccc", String.class);
BSFDeclaredBean bean = (BSFDeclaredBean) manager.getObjectRegistry().lookup("abc");
instance.declareBean(bean);
}
/**
* Test of undeclareBean method, of class JRubyEngine.
*/
@Test
public void testUndeclareBean() throws Exception {
logger1.info("undeclareBean");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
manager.declareBean("abc", "aaabbbccc", String.class);
BSFDeclaredBean bean = (BSFDeclaredBean) manager.getObjectRegistry().lookup("abc");
instance.undeclareBean(bean);
}
/**
* Test of handleException method, of class JRubyEngine.
*/
@Test
public void testHandleException() throws BSFException {
logger1.info("handleException");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
BSFException bsfExcptn = new BSFException(BSFException.REASON_EXECUTION_ERROR, "test", new NullPointerException());
instance.handleException(bsfExcptn);
}
/**
* Test of terminate method, of class JRubyEngine.
*/
@Test
public void testTerminate() throws BSFException {
logger1.info("terminate");
BSFManager manager = new BSFManager();
JRubyEngine instance = new JRubyEngine();
instance.initialize(manager, "jruby", null);
instance.terminate();
}
@Test
public void testPathTyp() throws BSFException {
logger1.info("PathType");
BSFManager.registerScriptingEngine("jruby", "org.jruby.embed.bsf.JRubyEngine", new String[] {"rb"});
BSFManager manager = new BSFManager();
JRubyEngine instance = (JRubyEngine) manager.loadScriptingEngine("jruby");
Object receiver = instance.eval("org/jruby/embed/ruby/radioactive_decay.rb", 0, 0, PathType.CLASSPATH);
String method = "amount_after_years";
Object[] args = new Object[2];
args[0] = 10.0; args[1] = 1000;
// Plutonium
manager.declareBean("h", 24100, Long.class);
Object result = instance.call(receiver, method, args);
assertEquals(9.716, (Double)result, 0.001);
}
@Test
public void testRubyVersion() throws BSFException {
logger1.info("RubyVersion");
BSFManager.registerScriptingEngine("jruby", "org.jruby.embed.bsf.JRubyEngine", new String[] {"rb"});
BSFManager manager = new BSFManager();
JRubyEngine instance = (JRubyEngine) manager.loadScriptingEngine("jruby");
Object result = instance.eval("org/jruby/embed/ruby/block-param-scope.rb", 0, 0, PathType.CLASSPATH);
String expResult = "cat";
assertEquals(expResult, ((String)result).trim());
// Ruby 1.9 mode is somehow broken in 1.5.0dev
BSFManager.registerScriptingEngine("jruby19", "org.jruby.embed.bsf.JRubyEngine", new String[] {"rb"});
instance = (JRubyEngine) manager.loadScriptingEngine("jruby19");
result = instance.eval("org/jruby/embed/ruby/block-param-scope.rb", 0, 0, PathType.CLASSPATH);
expResult = "bear";
assertEquals(expResult, ((String)result).trim());
}
@Test
public void testLVar() throws BSFException {
BSFManager.registerScriptingEngine("jruby",
"org.jruby.embed.bsf.JRubyEngine", new String[]{"rb"});
BSFManager bsf = new BSFManager();
bsf.eval("jruby", "(java)", 1, 1, "$x='GVar'");
bsf.eval("jruby", "(java)", 1, 1, "@gvar = \"$x = #{$x}\"");
bsf.eval("jruby", "(java)", 1, 1, "x='LVar'");
bsf.eval("jruby", "(java)", 1, 1, "at_exit { @result = \"#{x} and #{$x} in an at_exit block\" }");
Object ret = bsf.eval("jruby", "(java)", 1, 1, "@lvar = \"x = #{x}\";return @gvar, @lvar");
List<String> expResult = Arrays.asList("$x = GVar", "x = LVar");
assertEquals(expResult, ret);
logger1.info(ret.toString());
bsf.terminate();
}
}