/*
* 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.example;
import com.google.test.metric.AutoFieldClearTestCase;
import com.google.test.metric.ClassRepository;
import com.google.test.metric.CostModel;
import com.google.test.metric.MethodCost;
import com.google.test.metric.MethodInfo;
import com.google.test.metric.MetricComputer;
import com.google.test.metric.RegExpWhiteList;
import com.google.test.metric.example.GlobalExample.Gadget;
public class GlobalExampleTest extends AutoFieldClearTestCase {
ClassRepository repo = new ClassRepository();
RegExpWhiteList whitelist = new RegExpWhiteList();
MetricComputer computer = new MetricComputer(repo, null, whitelist, new CostModel());
private MethodCost cost(Class<?> clazz, String method) {
return computer.compute(clazz, method);
}
public void testAccessingAFinalStaticIsOK() throws Exception {
MethodCost cost = cost(GlobalExample.class,
"getInstance()Lcom/google/test/metric/example/GlobalExample$Gadget;");
assertEquals(0, cost.getTotalGlobalCost());
}
public void testAccessingAFinalFieldDoesNotCountAgainstYou() throws Exception {
MethodCost cost = cost(GlobalExample.class,
"getGlobalId()Ljava/lang/String;");
assertEquals(0, cost.getTotalGlobalCost());
}
public void testAccessingANonFinalFieldCountsAgainstYou() throws Exception {
MethodCost cost = cost(GlobalExample.class, "getGlobalCount()I");
assertEquals(1, cost.getTotalGlobalCost());
}
public void testWritingANonFinalFieldCountsAgainstYou() throws Exception {
MethodCost cost = cost(GlobalExample.class, "globalIncrement()I");
assertEquals(1, cost.getTotalGlobalCost());
}
public void testGadgetGetCountHasOneReturnOperation() throws Exception {
MethodInfo getCount = repo.getClass(Gadget.class).getMethod("getCount()I");
assertEquals(1, getCount.getOperations().size());
}
}