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test++
This commit is contained in:
Dmitry Jemerov
@@ -0,0 +1,290 @@
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package com.intellij.refactoring;
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import com.intellij.JavaTestUtil;
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import com.intellij.codeInsight.CodeInsightTestCase;
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import com.intellij.codeInsight.TargetElementUtilBase;
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import com.intellij.openapi.roots.LanguageLevelProjectExtension;
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import com.intellij.pom.java.LanguageLevel;
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import com.intellij.psi.*;
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import com.intellij.refactoring.changeSignature.ChangeSignatureProcessor;
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import com.intellij.refactoring.changeSignature.ParameterInfoImpl;
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import com.intellij.refactoring.changeSignature.ThrownExceptionInfo;
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import com.intellij.util.IncorrectOperationException;
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import org.jetbrains.annotations.NonNls;
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/**
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* @author dsl
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*/
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public class ChangeSignatureTest extends CodeInsightTestCase {
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public void testSimple() throws Exception {
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doTest(null, null, null, new ParameterInfoImpl[0], new ThrownExceptionInfo[0], false);
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}
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public void testParameterReorder() throws Exception {
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doTest(null, new ParameterInfoImpl[]{new ParameterInfoImpl(1), new ParameterInfoImpl(0)}, false);
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}
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public void testGenericTypes() throws Exception {
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doTest(null, null, "T", new GenParams() {
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public ParameterInfoImpl[] genParams(PsiMethod method) throws IncorrectOperationException {
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final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
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return new ParameterInfoImpl[]{
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new ParameterInfoImpl(-1, "x", factory.createTypeFromText("T", method.getParameterList()), "null"),
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new ParameterInfoImpl(-1, "y", factory.createTypeFromText("C<T>", method.getParameterList()), "null")
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};
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}
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}, false);
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}
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public void testGenericTypesInOldParameters() throws Exception {
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doTest(null, null, null, new GenParams() {
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public ParameterInfoImpl[] genParams(PsiMethod method) throws IncorrectOperationException {
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final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
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return new ParameterInfoImpl[] {
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new ParameterInfoImpl(0, "t", factory.createTypeFromText("T", method), null)
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};
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}
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}, false);
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}
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public void testTypeParametersInMethod() throws Exception {
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doTest(null, null, null, new GenParams() {
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public ParameterInfoImpl[] genParams(PsiMethod method) throws IncorrectOperationException {
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final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
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return new ParameterInfoImpl[]{
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new ParameterInfoImpl(-1, "t", factory.createTypeFromText("T", method.getParameterList()), "null"),
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new ParameterInfoImpl(-1, "u", factory.createTypeFromText("U", method.getParameterList()), "null"),
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new ParameterInfoImpl(-1, "cu", factory.createTypeFromText("C<U>", method.getParameterList()), "null")
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};
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}
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}, false);
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}
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public void testDefaultConstructor() throws Exception {
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doTest(null,
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new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "j", PsiType.INT, "27")
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}, false);
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}
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public void testGenerateDelegate() throws Exception {
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doTest(null,
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new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "i", PsiType.INT, "27")
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}, true);
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}
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public void testGenerateDelegateForAbstract() throws Exception {
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doTest(null,
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new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "i", PsiType.INT, "27")
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}, true);
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}
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public void testGenerateDelegateWithReturn() throws Exception {
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doTest(null,
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new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "i", PsiType.INT, "27")
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}, true);
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}
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public void testGenerateDelegateWithParametersReordering() throws Exception {
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doTest(null,
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new ParameterInfoImpl[] {
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new ParameterInfoImpl(1),
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new ParameterInfoImpl(-1, "c", PsiType.CHAR, "'a'"),
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new ParameterInfoImpl(0, "j", PsiType.INT)
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}, true);
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}
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public void testGenerateDelegateConstructor() throws Exception {
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doTest(null, new ParameterInfoImpl[0], true);
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}
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public void testGenerateDelegateDefaultConstructor() throws Exception {
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "i", PsiType.INT, "27")
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}, true);
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}
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public void testSCR40895() throws Exception {
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(0, "y", PsiType.INT),
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new ParameterInfoImpl(1, "b", PsiType.BOOLEAN)
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}, false);
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}
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public void testSuperCallFromOtherMethod() throws Exception {
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "nnn", PsiType.INT, "-222"),
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}, false);
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}
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public void testUseAnyVariable() throws Exception {
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doTest(null, null, null, new GenParams() {
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public ParameterInfoImpl[] genParams(PsiMethod method) throws IncorrectOperationException {
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final PsiElementFactory factory = JavaPsiFacade.getInstance(method.getProject()).getElementFactory();
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return new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "l", factory.createTypeFromText("List", method), "null", true)
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};
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}
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}, false);
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}
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public void testEnumConstructor() throws Exception {
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "i", PsiType.INT, "10")
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}, false);
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}
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public void testVarargs1() throws Exception {
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(-1, "b", PsiType.BOOLEAN, "true"),
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new ParameterInfoImpl(0)
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}, false);
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}
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public void testCovariantReturnType() throws Exception {
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doTest("java.lang.Runnable", new ParameterInfoImpl[0], false);
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}
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public void testReorderExceptions() throws Exception {
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doTest(null, null, null, new SimpleParameterGen(new ParameterInfoImpl[0]),
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new SimpleExceptionsGen(new ThrownExceptionInfo[]{new ThrownExceptionInfo(1), new ThrownExceptionInfo(0)}),
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false);
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}
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public void testAlreadyHandled() throws Exception {
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doTest(null, null, null, new SimpleParameterGen(new ParameterInfoImpl[0]),
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new GenExceptions() {
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public ThrownExceptionInfo[] genExceptions(PsiMethod method) {
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return new ThrownExceptionInfo[] {
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new ThrownExceptionInfo(-1, JavaPsiFacade.getInstance(method.getProject()).getElementFactory().createTypeByFQClassName("java.lang.Exception", method.getResolveScope()))
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};
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}
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},
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false);
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}
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public void testAddRuntimeException() throws Exception {
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doTest(null, null, null, new SimpleParameterGen(new ParameterInfoImpl[0]),
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new GenExceptions() {
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public ThrownExceptionInfo[] genExceptions(PsiMethod method) {
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return new ThrownExceptionInfo[] {
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new ThrownExceptionInfo(-1, JavaPsiFacade.getInstance(method.getProject()).getElementFactory().createTypeByFQClassName("java.lang.RuntimeException", method.getResolveScope()))
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};
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}
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},
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false);
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}
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public void testAddException() throws Exception {
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doTest(null, null, null, new SimpleParameterGen(new ParameterInfoImpl[0]),
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new GenExceptions() {
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public ThrownExceptionInfo[] genExceptions(PsiMethod method) {
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return new ThrownExceptionInfo[] {
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new ThrownExceptionInfo(-1, JavaPsiFacade.getInstance(method.getProject()).getElementFactory().createTypeByFQClassName("java.lang.Exception", method.getResolveScope()))
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};
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}
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},
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false);
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}
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public void testReorderWithVarargs() throws Exception { // IDEADEV-26977
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final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
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doTest(null, new ParameterInfoImpl[] {
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new ParameterInfoImpl(1),
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new ParameterInfoImpl(0, "s", factory.createTypeFromText("java.lang.String...", getFile()))
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}, false);
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}
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public void testIntroduceParameterWithDefaultValueInHierarchy() throws Exception {
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doTest(null, new ParameterInfoImpl[]{new ParameterInfoImpl(-1, "i", PsiType.INT, "0")}, false);
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}
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protected void setUpJdk() {
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super.setUpJdk();
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LanguageLevelProjectExtension.getInstance(myProject).setLanguageLevel(LanguageLevel.JDK_1_5);
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}
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private void doTest(String newReturnType, ParameterInfoImpl[] parameterInfos, final boolean generateDelegate) throws Exception {
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doTest(null, null, newReturnType, parameterInfos, new ThrownExceptionInfo[0], generateDelegate);
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}
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private void doTest(String newVisibility,
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String newName,
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String newReturnType,
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ParameterInfoImpl[] parameterInfo,
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ThrownExceptionInfo[] exceptionInfo,
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final boolean generateDelegate) throws Exception {
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doTest(newVisibility, newName, newReturnType, new SimpleParameterGen(parameterInfo), new SimpleExceptionsGen(exceptionInfo), generateDelegate);
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}
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private void doTest(String newVisibility, String newName, @NonNls String newReturnType, GenParams gen, final boolean generateDelegate) throws Exception {
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doTest(newVisibility, newName, newReturnType, gen, new SimpleExceptionsGen(), generateDelegate);
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}
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private void doTest(String newVisibility, String newName, String newReturnType, GenParams genParams, GenExceptions genExceptions, final boolean generateDelegate) throws Exception {
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String basePath = "/refactoring/changeSignature/" + getTestName(false);
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@NonNls final String filePath = basePath + ".java";
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configureByFile(filePath);
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final PsiElement targetElement = TargetElementUtilBase.findTargetElement(getEditor(), TargetElementUtilBase.ELEMENT_NAME_ACCEPTED);
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assertTrue("<caret> is not on method name", targetElement instanceof PsiMethod);
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PsiMethod method = (PsiMethod) targetElement;
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final PsiElementFactory factory = JavaPsiFacade.getInstance(getProject()).getElementFactory();
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PsiType newType = newReturnType != null ? factory.createTypeFromText(newReturnType, method) : method.getReturnType();
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new ChangeSignatureProcessor(getProject(), method, generateDelegate, newVisibility,
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newName != null ? newName : method.getName(),
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newType, genParams.genParams(method), genExceptions.genExceptions(method)).run();
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@NonNls String after = basePath + "_after.java";
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checkResultByFile(after);
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}
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private interface GenParams {
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ParameterInfoImpl[] genParams(PsiMethod method) throws IncorrectOperationException;
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}
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private static class SimpleParameterGen implements GenParams {
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private final ParameterInfoImpl[] myInfos;
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private SimpleParameterGen(ParameterInfoImpl[] infos) {
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myInfos = infos;
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}
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public ParameterInfoImpl[] genParams(PsiMethod method) {
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for (ParameterInfoImpl info : myInfos) {
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info.updateFromMethod(method);
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}
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return myInfos;
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}
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}
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private interface GenExceptions {
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ThrownExceptionInfo[] genExceptions(PsiMethod method) throws IncorrectOperationException;
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}
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private static class SimpleExceptionsGen implements GenExceptions {
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private final ThrownExceptionInfo[] myInfos;
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public SimpleExceptionsGen() {
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myInfos = new ThrownExceptionInfo[0];
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}
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private SimpleExceptionsGen(ThrownExceptionInfo[] infos) {
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myInfos = infos;
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}
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public ThrownExceptionInfo[] genExceptions(PsiMethod method) {
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for (ThrownExceptionInfo info : myInfos) {
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info.updateFromMethod(method);
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}
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return myInfos;
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}
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}
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@Override
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protected String getTestDataPath() {
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return JavaTestUtil.getJavaTestDataPath();
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}
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}
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