/*
* Licensed to the Apache Software Foundation (ASF) under one
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* 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.codehaus.groovy.bsf;
import junit.framework.TestCase;
import org.apache.bsf.BSFEngine;
import org.apache.bsf.BSFException;
import org.apache.bsf.BSFManager;
import org.codehaus.groovy.runtime.ResourceGroovyMethods;
import java.io.File;
import java.util.List;
import java.util.Vector;
/**
* Tests the BSF integration
*
* @author <a href="mailto:james@coredevelopers.net">James Strachan</a>
* @author Paul King
*/
public class BSFTest extends TestCase {
private static final Class ENGINE = GroovyEngine.class;
protected BSFManager manager;
protected void setUp() throws Exception {
BSFManager.registerScriptingEngine("groovy", ENGINE.getName(), new String[]{"groovy", "gy"});
manager = new BSFManager();
}
public void testScriptDefPrefixRemoval() throws Exception {
manager.exec("groovy","scriptdef_foo", 0, 0, "assert bsf != null && this.class.name.equals('foo')");
manager.exec("groovy","scriptdef_", 0, 0, "assert bsf != null && this.class.name.equals('_')");
}
public void testInvalidName() throws Exception {
manager.exec("groovy", null, 0, 0, "assert bsf != null");
manager.exec("groovy", "", 0, 0, "assert bsf != null");
manager.exec("groovy", "-", 0, 0, "assert bsf != null");
}
public void testCompileErrorWithExec() throws Exception {
try {
manager.exec("groovy", "dummy", 0, 0, "assert assert");
fail("Should have caught compile exception");
} catch (BSFException e) {
assertTrue("e.getMessage() should contain CompilationError: " + e.getMessage(),
e.getMessage().contains("CompilationError"));
}
}
public void testCompileErrorWithEval() throws Exception {
try {
manager.eval("groovy", "dummy", 0, 0, "assert assert");
fail("Should have caught compile exception");
} catch (BSFException e) {
assertTrue("e.getMessage() should contain CompilationError: " + e.getMessage(),
e.getMessage().contains("CompilationError"));
}
}
public void testExec() throws Exception {
manager.exec("groovy", "Test1.groovy", 0, 0, "assert bsf != null , 'should have a bsf variable'");
}
public void testApplyWithClosure() throws Exception {
Vector ignoreParamNames = null;
Vector ignoreArgs = null;
Integer actual = (Integer) manager.apply("groovy", "applyTest", 0, 0,
"251", ignoreParamNames, ignoreArgs);
assertEquals(251, actual.intValue());
}
public void testApply() throws Exception {
Vector ignoreParamNames = null;
Vector<Integer> args = new Vector<Integer>();
args.add(2);
args.add(5);
args.add(1);
Integer actual = (Integer) manager.apply("groovy", "applyTest", 0, 0,
"def summer = { a, b, c -> a * 100 + b * 10 + c }", ignoreParamNames, args);
assertEquals(251, actual.intValue());
}
public void testBracketName() throws Exception {
manager.exec("groovy", "Test1<groovy>", 0, 0, "assert bsf != null , 'should have a bsf variable'");
}
public void testEval() throws Exception {
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0, "return [1, 2, 3]");
assertTrue("Should return a list: " + answer, answer instanceof List);
List list = (List) answer;
assertEquals("List should be of right size", 3, list.size());
}
public void testTwoEvalsWithSameName() throws Exception {
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0, "return 'cheese'");
assertEquals("cheese", answer);
answer = manager.eval("groovy", "Test1.groovy", 0, 0, "return 'gromit'");
assertEquals("gromit", answer);
}
public void testExecBug() throws Exception {
for (int i = 0; i < 10; i++) {
manager.exec("groovy", "Test1.groovy", 0, 0, "assert true");
manager.exec("groovy", "Test1.groovy", 0, 0, "assert true");
}
}
public void testBsfVariables() throws Exception {
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0,
"assert this.bsf != null\n return this.bsf");
assertTrue("Should have an answer", answer != null);
}
public void testNotFoundVariables() throws Exception {
manager.registerBean("x", 4);
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0,
"def valueOfX = this.bsf.lookupBean('y'); assert valueOfX == null");
assertNull("Undeclared beans should yield null", answer);
}
public void testRegisteredVariables() throws Exception {
manager.registerBean("x", 4);
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0,
"def valueOfX = this.bsf.lookupBean('x'); assert valueOfX == 4; valueOfX + 1");
assertEquals("Incorrect return", 5, answer);
}
public void testUnregisteredVariables() throws Exception {
manager.registerBean("x", 4);
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0,
"def valueOfX = this.bsf.lookupBean('x'); assert valueOfX == 4; valueOfX + 1");
assertEquals("Incorrect return", 5, answer);
manager.unregisterBean("x");
// have to lookup registered beans
answer = manager.eval("groovy", "Test1.groovy", 0, 0,
"def valueOfX = this.bsf.lookupBean('x'); assert valueOfX == null");
assertNull("Unregistered beans should yield null", answer);
}
public void testDeclaredVariables() throws Exception {
manager.declareBean("xyz", 4, Integer.class);
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0, "xyz + 1");
assertEquals("Incorrect return", 5, answer);
}
public void testUndeclaredVariables() throws Exception {
manager.declareBean("abc", 4, Integer.class);
// declared beans should just be available
Object answer = manager.eval("groovy", "Test1.groovy", 0, 0, "abc + 1");
assertEquals("Incorrect return", 5, answer);
manager.undeclareBean("abc");
answer = manager.eval("groovy", "Test1.groovy", 0, 0, "abc");
assertNull("Undeclared beans should yield null", answer);
}
public void testCall() throws Exception {
BSFEngine bsfEngine = manager.loadScriptingEngine("groovy");
manager.declareBean("myvar", "hello", String.class);
Object myvar = manager.lookupBean("myvar");
String result = (String) bsfEngine.call(myvar, "reverse", new Object[]{});
assertEquals("olleh", result);
}
public void testExecFile() throws Exception {
execScript("src/test/resources/groovy/script/MapFromList.groovy");
}
protected void execScript(String fileName) throws Exception {
manager.exec("groovy", fileName, 0, 0, ResourceGroovyMethods.getText(new File(fileName)));
}
}