plugins/InspectionGadgets/src/com/siyeh/ig/junit/BeforeOrAfterIsPublicVoidNoArgInspection.java

   1 /*
   2  * Copyright 2006-2009 Dave Griffith, Bas Leijdekkers
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  * http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15  */
  16 package com.siyeh.ig.junit;
  17
  18 import com.intellij.psi.*;
  19 import com.siyeh.InspectionGadgetsBundle;
  20 import com.siyeh.ig.BaseInspection;
  21 import com.siyeh.ig.BaseInspectionVisitor;
  22 import com.siyeh.ig.psiutils.TestUtils;
  23 import org.jetbrains.annotations.NotNull;
  24
  25 public class BeforeOrAfterIsPublicVoidNoArgInspection extends BaseInspection {
  26
  27     @NotNull
  28     public String getID() {
  29         return "BeforeOrAfterWithIncorrectSignature";
  30     }
  31
  32     @Override
  33     @NotNull
  34     public String getDisplayName() {
  35         return InspectionGadgetsBundle.message(
  36                 "before.or.after.is.public.void.no.arg.display.name");
  37     }
  38
  39     @Override
  40     @NotNull
  41     protected String buildErrorString(Object... infos) {
  42         return InspectionGadgetsBundle.message(
  43                 "before.or.after.is.public.void.no.arg.problem.descriptor");
  44     }
  45
  46     @Override
  47     public BaseInspectionVisitor buildVisitor() {
  48         return new BeforeOrAfterIsPublicVoidNoArgVisitor();
  49     }
  50
  51     private static class BeforeOrAfterIsPublicVoidNoArgVisitor
  52             extends BaseInspectionVisitor {
  53
  54         @Override public void visitMethod(@NotNull PsiMethod method) {
  55             //note: no call to super;
  56             if (!TestUtils.isJUnit4BeforeOrAfterMethod(method)) {
  57                 return;
  58             }
  59             final PsiType returnType = method.getReturnType();
  60             if (returnType == null) {
  61                 return;
  62             }
  63             final PsiClass targetClass = method.getContainingClass();
  64             if (targetClass == null) {
  65                 return;
  66             }
  67             final PsiParameterList parameterList = method.getParameterList();
  68             if (parameterList.getParametersCount() != 0) {
  69                 registerMethodError(method);
  70             } else if (!returnType.equals(PsiType.VOID)) {
  71                 registerMethodError(method);
  72             } else if (!method.hasModifierProperty(PsiModifier.PUBLIC)) {
  73                 registerMethodError(method);
  74             } else if (method.hasModifierProperty(PsiModifier.STATIC)) {
  75                 registerMethodError(method);
  76             }
  77         }
  78     }
  79 }