/*
* Copyright 2010 JBoss Inc
*
* Licensed 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.drools.ide.common.server.factconstraints.predefined;
import java.util.Collection;
import org.drools.builder.ResourceType;
import org.drools.ide.common.client.factconstraints.ConstraintConfiguration;
import org.drools.ide.common.client.factconstraints.ValidationResult;
import org.drools.ide.common.client.factconstraints.config.SimpleConstraintConfigurationImpl;
import org.drools.ide.common.server.factconstraints.Constraint;
import org.drools.ide.common.server.factconstraints.predefined.NotNullConstraint;
import org.drools.io.ResourceFactory;
import org.drools.verifier.Verifier;
import org.drools.verifier.VerifierConfiguration;
import org.drools.verifier.VerifierConfigurationImpl;
import org.drools.verifier.VerifierError;
import org.drools.verifier.builder.VerifierBuilder;
import org.drools.verifier.builder.VerifierBuilderFactory;
import org.drools.verifier.data.VerifierReport;
import org.drools.verifier.report.components.Severity;
import org.drools.verifier.report.components.VerifierMessageBase;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
import static org.junit.Assert.*;
public class NotNullConstraintTest {
private ConstraintConfiguration conf;
private Constraint cons;
@Before
public void setup() {
conf = new SimpleConstraintConfigurationImpl();
conf.setFactType("Person");
conf.setFieldName("name");
cons = new NotNullConstraint();
}
@Test
public void testValidConstraint(){
ValidationResult result = cons.validate(new Object(), conf);
assertTrue(result.isSuccess());
result = cons.validate("", conf);
assertTrue(result.isSuccess());
result = cons.validate("ABC", conf);
assertTrue(result.isSuccess());
result = cons.validate(new Long("12"), conf);
assertTrue(result.isSuccess());
result = cons.validate(12L, conf);
assertTrue(result.isSuccess());
result = cons.validate(12.8, conf);
assertTrue(result.isSuccess());
}
@Test
public void testInvalidConstraint(){
ValidationResult result = cons.validate(null, conf);
assertFalse(result.isSuccess());
System.out.println("Message: "+result.getMessage());
}
@Test
public void testUsingVerifier() {
String ruleToVerify = "";
//OK
ruleToVerify += "package org.drools.factconstraint.test\n\n";
ruleToVerify += "import org.drools.factconstraint.model.*\n";
ruleToVerify += "rule \"rule1\"\n";
ruleToVerify += " when\n";
ruleToVerify += " Person(name == 'John McClane')\n";
ruleToVerify += " then\n";
ruleToVerify += " System.out.println(\"Rule fired\");\n";
ruleToVerify += "end\n\n";
//FAIL
ruleToVerify += "rule \"rule2\"\n";
ruleToVerify += " when\n";
ruleToVerify += " Person(name == null)\n";
ruleToVerify += " then\n";
ruleToVerify += " System.out.println(\"Rule fired\");\n";
ruleToVerify += "end\n\n";
//OK
ruleToVerify += "rule \"rule3\"\n";
ruleToVerify += " when\n";
ruleToVerify += " Person(name == '')\n";
ruleToVerify += " then\n";
ruleToVerify += " System.out.println(\"Rule fired\");\n";
ruleToVerify += "end\n";
VerifierBuilder vBuilder = VerifierBuilderFactory.newVerifierBuilder();
VerifierConfiguration vconf = new VerifierConfigurationImpl();
vconf.getVerifyingResources().put(ResourceFactory.newByteArrayResource(cons.getVerifierRule(this.conf).getBytes()), ResourceType.DRL);
Verifier verifier = vBuilder.newVerifier(vconf);
verifier.addResourcesToVerify(ResourceFactory.newByteArrayResource(ruleToVerify.getBytes()),
ResourceType.DRL);
if (verifier.hasErrors()) {
for (VerifierError error : verifier.getErrors()) {
System.out.println(error.getMessage());
}
throw new RuntimeException("Error building verifier");
}
assertFalse(verifier.hasErrors());
boolean noProblems = verifier.fireAnalysis();
assertTrue(noProblems);
VerifierReport result = verifier.getResult();
Collection<VerifierMessageBase> warnings = result.getBySeverity(Severity.ERROR);
int counter = 0;
for (VerifierMessageBase message : warnings) {
System.out.println(message);
counter++;
}
assertEquals(1,
counter);
verifier.dispose();
}
}