/*
* Copyright 2007 Google 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 com.google.test.metric.method;
import com.google.test.metric.ClassCost;
import com.google.test.metric.Cost;
import com.google.test.metric.CostModel;
import com.google.test.metric.CyclomaticCost;
import com.google.test.metric.GlobalCost;
import com.google.test.metric.JavaClassRepository;
import com.google.test.metric.MethodCost;
import com.google.test.metric.MethodInvocationCost;
import com.google.test.metric.MetricComputer;
import static com.google.test.metric.Reason.IMPLICIT_STATIC_INIT;
import com.google.test.metric.RegExpWhiteList;
import com.google.test.metric.SourceLocation;
import junit.framework.TestCase;
public class MethodCostTest extends TestCase {
public void testComputeOverallCost() throws Exception {
MethodCost cost = new MethodCost("", "a", 0, false, false, false);
cost.addCostSource(new CyclomaticCost(new SourceLocation(null, 0), Cost.cyclomatic(1)));
cost.addCostSource(new GlobalCost(new SourceLocation(null, 0), null, Cost.global(1)));
MethodCost cost3 = new MethodCost("", "b", 0, false, false, false);
cost3.addCostSource(new CyclomaticCost(new SourceLocation(null, 0), Cost.cyclomatic(1)));
cost3.addCostSource(new CyclomaticCost(new SourceLocation(null, 0), Cost.cyclomatic(1)));
cost3.addCostSource(new CyclomaticCost(new SourceLocation(null, 0), Cost.cyclomatic(1)));
cost.addCostSource(new MethodInvocationCost(new SourceLocation(null, 0), cost3,
IMPLICIT_STATIC_INIT, Cost.cyclomatic(3)));
CostModel costModel = new CostModel(2, 10, 1);
cost.link();
assertEquals((long) 2 * (3 + 1) + 10 * 1, costModel.computeOverall(cost.getTotalCost()));
assertEquals(2, cost.getExplicitViolationCosts().size());
assertEquals(1, cost.getImplicitViolationCosts().size());
}
private static class Setters {
boolean foo;
public void setFoo(String foo) {
this.foo = (foo == null);
}
}
public void testImplicitSetterCostShouldNotBeDoubleCounted() throws Exception {
MetricComputer computer = new MetricComputer(new JavaClassRepository(), null, new RegExpWhiteList(), 1);
ClassCost cost = computer.compute(Setters.class.getCanonicalName());
MethodCost cost1 = cost.getMethodCost("void setFoo(java.lang.String)");
assertEquals(1, cost1.getTotalCost().getCyclomaticComplexityCost());
}
}