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/*
* Copyright 2003-2013 Dave Griffith, Bas Leijdekkers
*
* 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.siyeh.ipp.junit;
import com.intellij.codeInsight.AnnotationUtil;
import com.intellij.psi.*;
import com.intellij.psi.util.PsiTreeUtil;
import com.siyeh.IntentionPowerPackBundle;
import com.siyeh.ig.PsiReplacementUtil;
import com.siyeh.ig.psiutils.ImportUtils;
import com.siyeh.ipp.base.MutablyNamedIntention;
import com.siyeh.ipp.base.PsiElementPredicate;
import com.siyeh.ipp.psiutils.BoolUtils;
import org.jetbrains.annotations.NonNls;
import org.jetbrains.annotations.NotNull;
public class FlipAssertLiteralIntention extends MutablyNamedIntention {
@Override
protected String getTextForElement(PsiElement element) {
final PsiMethodCallExpression call = (PsiMethodCallExpression)element;
final PsiReferenceExpression methodExpression = call.getMethodExpression();
@NonNls final String fromMethodName = methodExpression.getReferenceName();
@NonNls final String toMethodName;
if ("assertTrue".equals(fromMethodName)) {
toMethodName = "assertFalse";
}
else {
toMethodName = "assertTrue";
}
return IntentionPowerPackBundle.message(
"flip.assert.literal.intention.name",
fromMethodName, toMethodName);
}
@Override
@NotNull
public PsiElementPredicate getElementPredicate() {
return new AssertTrueOrFalsePredicate();
}
@Override
public void processIntention(@NotNull PsiElement element) {
final PsiMethodCallExpression call = (PsiMethodCallExpression)element;
final PsiReferenceExpression methodExpression = call.getMethodExpression();
@NonNls final String fromMethodName = methodExpression.getReferenceName();
@NonNls final String toMethodName;
if ("assertTrue".equals(fromMethodName)) {
toMethodName = "assertFalse";
}
else {
toMethodName = "assertTrue";
}
@NonNls final StringBuilder newCall = new StringBuilder();
final PsiElement qualifier = methodExpression.getQualifier();
if (qualifier == null) {
final PsiMethod containingMethod = PsiTreeUtil.getParentOfType(call, PsiMethod.class);
if (containingMethod != null && AnnotationUtil.isAnnotated(containingMethod, "org.junit.Test", true)) {
if (!ImportUtils.addStaticImport("org.junit.Assert", toMethodName, element)) {
newCall.append("org.junit.Assert.");
}
}
}
else {
newCall.append(qualifier.getText()).append('.');
}
newCall.append(toMethodName).append('(');
final PsiExpressionList argumentList = call.getArgumentList();
final PsiExpression[] arguments = argumentList.getExpressions();
if (arguments.length == 1) {
newCall.append(BoolUtils.getNegatedExpressionText(arguments[0]));
}
else {
newCall.append(arguments[0].getText()).append(',');
newCall.append(BoolUtils.getNegatedExpressionText(arguments[1]));
}
newCall.append(')');
PsiReplacementUtil.replaceExpression(call, newCall.toString());
}
}
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