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674 lines
28 KiB
Java
674 lines
28 KiB
Java
/*
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* Copyright 2000-2017 JetBrains s.r.o.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package com.intellij.java.codeInspection;
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import com.intellij.JavaTestUtil;
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import com.intellij.codeInsight.daemon.ImplicitUsageProvider;
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import com.intellij.codeInsight.intention.IntentionAction;
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import com.intellij.codeInspection.dataFlow.DataFlowInspection;
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import com.intellij.psi.PsiClass;
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import com.intellij.psi.PsiElement;
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import com.intellij.psi.PsiField;
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import com.intellij.testFramework.LightProjectDescriptor;
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import com.intellij.testFramework.PlatformTestUtil;
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import com.intellij.testFramework.PsiTestUtil;
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import com.intellij.testFramework.fixtures.JavaCodeInsightTestFixture;
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import com.intellij.util.containers.ContainerUtil;
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import org.jetbrains.annotations.NotNull;
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import java.util.List;
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import java.util.Objects;
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/**
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* @author peter
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*/
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public class DataFlowInspectionTest extends DataFlowInspectionTestCase {
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@NotNull
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@Override
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protected LightProjectDescriptor getProjectDescriptor() {
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return JAVA_1_7;
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}
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@Override
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protected String getTestDataPath() {
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return JavaTestUtil.getJavaTestDataPath() + "/inspection/dataFlow/fixture/";
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}
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public void testTryInAnonymous() { doTest(); }
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public void testNullableAnonymousMethod() { doTest(); }
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public void testNullableAnonymousParameter() { doTest(); }
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public void testNullableAnonymousVolatile() { doTest(); }
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public void testNullableAnonymousVolatileNotNull() { doTest(); }
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public void testLocalClass() { doTest(); }
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public void testNotNullOnSuperParameter() { doTest(); }
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public void testFieldInAnonymous() { doTest(); }
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public void testFieldInitializerInAnonymous() { doTest(); }
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public void testNullableField() { doTest(); }
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public void testCanBeNullDoesntImplyIsNull() { doTest(); }
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public void testAnnReport() { doTest(); }
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public void testSuppressStaticFlags() { doTest(); }
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public void testBigMethodNotComplex() { doTest(); }
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public void testBuildRegexpNotComplex() { doTest(); }
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public void testTernaryInWhileNotComplex() { doTest(); }
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public void testTryCatchInForNotComplex() { doTest(); }
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public void testTryReturnCatchInWhileNotComplex() { doTest(); }
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public void testNestedTryInWhileNotComplex() { doTest(); }
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public void testExceptionFromFinally() { doTest(); }
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public void testExceptionFromFinallyNesting() { doTest(); }
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public void testNestedFinally() { doTest(); }
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public void testTryFinallyInsideFinally() { doTest(); }
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public void testBreakContinueViaFinally() { doTest(); }
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public void testFieldChangedBetweenSynchronizedBlocks() { doTest(); }
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public void testGeneratedEquals() { doTest(); }
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public void testIDEA84489() { doTest(); }
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public void testComparingNullToNotNull() { doTest(); }
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public void testComparingNullableToNullable() { doTest(); }
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public void testComparingNullableToUnknown() { doTest(); }
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public void testComparingToNotNullShouldNotAffectNullity() { doTest(); }
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public void testComparingToNullableShouldNotAffectNullity() { doTest(); }
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public void testStringTernaryAlwaysTrue() { doTest(); }
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public void testStringConcatAlwaysNotNull() { doTest(); }
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public void testNotNullPrimitive() { doTest(); }
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public void testBoxing128() { doTest(); }
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public void testFinalFieldsInitializedByAnnotatedParameters() { doTest(); }
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public void testFinalFieldsInitializedNotNull() { doTest(); }
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public void testMultiCatch() { doTest(); }
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public void testContinueFlushesLoopVariable() { doTest(); }
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public void testEqualsNotNull() { doTest(); }
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public void testVisitFinallyOnce() { doTest(); }
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public void testNotEqualsDoesntImplyNotNullity() { doTest(); }
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public void testEqualsEnumConstant() { doTest(); }
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public void testSwitchEnumConstant() { doTest(); }
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public void testIncompleteSwitchEnum() { doTest(); }
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public void testEnumConstantNotNull() { doTest(); }
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public void testCheckEnumConstantConstructor() { doTest(); }
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public void testCompareToEnumConstant() { doTest(); }
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public void testEqualsConstant() { doTest(); }
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public void testInternedStringConstants() { doTest(); }
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public void testDontSaveTypeValue() { doTest(); }
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public void testFinalLoopVariableInstanceof() { doTest(); }
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public void testGreaterIsNotEquals() { doTest(); }
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public void testNotGreaterIsNotEquals() { doTest(); }
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public void testAnnotationMethodNotNull() { doTest(); }
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public void testChainedFinalFieldsDfa() { doTest(); }
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public void testFinalFieldsDifferentInstances() { doTest(); }
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public void testThisFieldGetters() { doTest(); }
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public void testChainedFinalFieldAccessorsDfa() { doTest(); }
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public void testAccessorPlusMutator() { doTest(); }
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public void testClosureVariableField() { doTest(); }
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public void testOptionalThis() { doTest(); }
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public void testQualifiedThis() { doTest(); }
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public void testAssigningNullableToNotNull() { doTest(); }
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public void testAssigningUnknownToNullable() { doTest(); }
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public void testAssigningClassLiteralToNullable() { doTest(); }
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public void testSynchronizingOnNullable() { doTest(); }
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public void testSwitchOnNullable() { doTest(); }
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public void testReturningNullFromVoidMethod() { doTest(); }
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public void testReturningNullConstant() { doTest(); }
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public void testReturningConstantExpression() { doTest(); }
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public void testCatchRuntimeException() { doTest(); }
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// IDEA-129331
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//public void testCatchThrowable() throws Throwable { doTest(); }
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public void testNotNullCatchParameter() { doTest(); }
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public void testAssertFailInCatch() {
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myFixture.addClass("package org.junit; public class Assert { public static void fail() {}}");
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doTest();
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}
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public void testPreserveNullableOnUncheckedCast() { doTest(); }
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public void testPrimitiveCastMayChangeValue() { doTest(); }
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public void testPassingNullableIntoVararg() { doTest(); }
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public void testEqualsImpliesNotNull() { doTestReportConstantReferences(); }
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public void testEffectivelyUnqualified() { doTest(); }
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public void testQualifierEquality() { doTest(); }
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public void testSkipAssertions() {
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final DataFlowInspection inspection = new DataFlowInspection();
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inspection.DONT_REPORT_TRUE_ASSERT_STATEMENTS = true;
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inspection.REPORT_CONSTANT_REFERENCE_VALUES = true;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testParanoidMode() {
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final DataFlowInspection inspection = new DataFlowInspection();
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inspection.TREAT_UNKNOWN_MEMBERS_AS_NULLABLE = true;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testReportConstantReferences() {
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doTestReportConstantReferences();
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String hint = "Replace with 'null'";
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checkIntentionResult(hint);
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}
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private void checkIntentionResult(String hint) {
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myFixture.launchAction(myFixture.findSingleIntention(hint));
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myFixture.checkResultByFile(getTestName(false) + "_after.java");
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PsiTestUtil.checkPsiMatchesTextIgnoringNonCode(getFile());
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}
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public void testReportConstantReferences_OverloadedCall() {
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doTestReportConstantReferences();
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checkIntentionResult("Replace with 'null'");
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}
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public void testReportConstantReferencesAfterFinalFieldAccess() { doTestReportConstantReferences(); }
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private void doTestReportConstantReferences() {
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DataFlowInspection inspection = new DataFlowInspection();
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inspection.SUGGEST_NULLABLE_ANNOTATIONS = true;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testCheckFieldInitializers() {
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doTest();
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}
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public void testConstantDoubleComparisons() { doTest(); }
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public void testInherentNumberRanges() { doTest(); }
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public void testMutableNullableFieldsTreatment() { doTest(); }
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public void testMutableVolatileNullableFieldsTreatment() { doTest(); }
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public void testMutableNotAnnotatedFieldsTreatment() { doTest(); }
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public void testSuperCallMayChangeFields() { doTest(); }
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public void testOtherCallMayChangeFields() { doTest(); }
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public void testMethodCallFlushesField() { doTest(); }
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public void testDoubleNaN() { doTest(); }
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public void testUnknownFloatMayBeNaN() { doTest(); }
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public void testBoxedNaN() { doTest(); }
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public void testFloatEquality() { doTest(); }
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public void testLastConstantConditionInAnd() { doTest(); }
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public void testCompileTimeConstant() { doTest(); }
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public void testNoParenthesesWarnings() { doTest(); }
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public void testTransientFinalField() { doTest(); }
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public void testRememberLocalTransientFieldState() { doTest(); }
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public void testFinalFieldDuringInitialization() { doTest(); }
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public void testFinalFieldDuringSuperInitialization() { doTest(); }
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public void testFinalFieldInCallBeforeInitialization() { doTest(); }
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public void testFinalFieldInConstructorAnonymous() { doTest(); }
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public void testFinalFieldNotDuringInitialization() {
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final DataFlowInspection inspection = new DataFlowInspection();
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inspection.TREAT_UNKNOWN_MEMBERS_AS_NULLABLE = true;
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inspection.REPORT_CONSTANT_REFERENCE_VALUES = false;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void _testSymmetricUncheckedCast() { doTest(); } // https://youtrack.jetbrains.com/issue/IDEABKL-6871
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public void testNullCheckDoesntAffectUncheckedCast() { doTest(); }
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public void testThrowNull() { doTest(); }
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public void testThrowNullable() { doTest(); }
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public void testExplicitlyNullableLocalVar() { doTest(); }
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public void testTryWithResourcesNullability() { doTest(); }
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public void testTryWithResourcesInstanceOf() { doTest(); }
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public void testTryWithResourcesCloseException() { doTest(); }
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public void testTryWithResourceExpressions() { doTest(); }
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public void testOmnipresentExceptions() { doTest(); }
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public void testEqualsHasNoSideEffects() { doTest(); }
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public void testHonorGetterAnnotation() { doTest(); }
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public void testIgnoreAssertions() {
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final DataFlowInspection inspection = new DataFlowInspection();
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inspection.IGNORE_ASSERT_STATEMENTS = true;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testContractAnnotation() { doTest(); }
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public void testContractInapplicableComparison() { doTest(); }
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public void testContractInLoopNotTooComplex() { doTest(); }
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public void testContractWithManyParameters() { doTest(); }
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public void testContractWithNullable() { doTest(); }
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public void testContractWithNotNull() { doTest(); }
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public void testContractPreservesUnknownNullability() { doTest(); }
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public void testContractPreservesUnknownMethodNullability() { doTest(); }
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public void testContractSeveralClauses() { doTest(); }
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public void testContractVarargs() { doTest(); }
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public void testContractConstructor() { doTest(); }
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public void testFlushVariableOnStackToNotNullType() { doTest(); }
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public void testCustomContracts() { doTest(); }
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public void testBoxingImpliesNotNull() { doTest(); }
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public void testLargeIntegersAreNotEqualWhenBoxed() { doTest(); }
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public void testNoGenericCCE() { doTest(); }
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public void testDoubleCCEWarning() { doTest(); }
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public void testLongCircuitOperations() { doTest(); }
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public void testUnconditionalForLoop() { doTest(); }
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public void testIncrementParenthesized() { doTest(); }
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public void testDecrementAnotherObjectField() { doTest(); }
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public void testAnonymousMethodIndependence() { doTest(); }
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public void testAnonymousFieldIndependence() { doTest(); }
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public void testNoConfusionWithAnonymousConstantInitializer() { doTest(); }
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public void testForeachOverWildcards() { doTest(); }
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public void testFinalGetter() { doTest(); }
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public void testGetterResultsNotSame() { doTest(); }
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public void testIntersectionTypeInstanceof() { doTest(); }
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public void testKeepComments() {
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doTest();
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checkIntentionResult("Simplify");
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}
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public void testImmutableClassNonGetterMethod() {
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myFixture.addClass("package javax.annotation.concurrent; public @interface Immutable {}");
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doTest();
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}
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public void testByteBufferGetter() {
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myFixture.addClass("package java.nio; public class MappedByteBuffer { public int getInt() {} }");
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doTest();
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}
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public void testManySequentialIfsNotComplex() { doTest(); }
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public void testManySequentialInstanceofsNotComplex() { doTest(); }
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public void testLongDisjunctionsNotComplex() { doTest(); }
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public void testManyDistinctPairsNotComplex() { doTest(); }
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public void testWhileNotComplex() { doTest(); }
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public void testAssertTrueNotComplex() { doTest(); }
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public void testAssertThrowsAssertionError() { doTest(); }
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public void testManyDisjunctiveFieldAssignmentsInLoopNotComplex() { doTest(); }
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public void testManyContinuesNotComplex() { doTest(); }
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public void testFinallyNotComplex() { doTest(); }
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public void testFlushFurtherUnusedVariables() { doTest(); }
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public void testDontFlushVariablesUsedInClosures() { doTest(); }
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public void testVariablesDiverge() { doTest(); }
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public void testMergeByNullability() { doTest(); }
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public void testCheckComplementarityWhenMerge() { doTest(); }
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public void testDontForgetInstanceofInfoWhenMerging() { doTest(); }
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public void testDontForgetEqInfoWhenMergingByType() { doTest(); }
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public void testDontMakeNullableAfterInstanceof() { doTest(); }
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public void testDontMakeUnrelatedVariableNotNullWhenMerging() { doTest(); }
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public void testDontMakeUnrelatedVariableFalseWhenMerging() { doTest(); }
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public void testDontLoseInequalityInformation() { doTest(); }
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public void testNotEqualsTypo() { doTest(); }
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public void testAndEquals() { doTest(); }
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public void testXor() { doTest(); }
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public void testUnusedCallDoesNotMakeUnknown() { doTest(); }
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public void testEmptyCallDoesNotMakeNullable() { doTest(); }
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public void testGettersAndPureNoFlushing() { doTest(); }
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public void testFalseGetters() { doTest(); }
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public void testNotNullAfterDereference() { doTest(); }
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public void testNullableBoolean() { doTest(); }
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public void testSameComparisonTwice() { doTest(); }
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public void testRootThrowableCause() { doTest(); }
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public void testNotNullOverridesNullable() { doTest(); }
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public void testOverridingInferredNotNullMethod() { doTest(); }
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public void testUseInferredContracts() { doTest(); }
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public void testContractWithNoArgs() { doTest(); }
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public void testContractInferenceBewareOverriding() { doTest(); }
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public void testNumberComparisonsWhenValueIsKnown() { doTest(); }
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public void testFloatComparisons() { doTest(); }
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public void testComparingIntToDouble() { doTest(); }
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public void testNullableArray() { doTest(); }
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public void testAccessingSameArrayElements() { doTest(); }
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public void testArrayLength() { doTest(); }
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public void testForEachOverEmptyCollection() { doTest(); }
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public void testMethodParametersCanChangeNullability() { doTest(); }
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public void testParametersAreNonnullByDefault() {
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addJavaxNullabilityAnnotations(myFixture);
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addJavaxDefaultNullabilityAnnotations(myFixture);
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myFixture.addClass("package foo; public class AnotherPackageNotNull { public static void foo(String s) {}}");
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myFixture.addFileToProject("foo/package-info.java", "@javax.annotation.ParametersAreNonnullByDefault package foo;");
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doTest();
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}
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public void testNullabilityDefaultVsMethodImplementing() {
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addJavaxDefaultNullabilityAnnotations(myFixture);
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DataFlowInspection inspection = new DataFlowInspection();
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inspection.TREAT_UNKNOWN_MEMBERS_AS_NULLABLE = true;
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myFixture.enableInspections(inspection);
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testTypeQualifierNickname() {
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myFixture.addClass("package javax.annotation.meta; public @interface TypeQualifierNickname {}");
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addJavaxNullabilityAnnotations(myFixture);
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addNullableNick();
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doTest();
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}
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public void testTypeQualifierNicknameWithoutDeclarations() {
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addJavaxNullabilityAnnotations(myFixture);
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addNullableNick();
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myFixture.enableInspections(new DataFlowInspection());
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myFixture.testHighlighting(true, false, true, "TypeQualifierNickname.java");
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}
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private void addNullableNick() {
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myFixture.addClass("package bar;" +
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"@javax.annotation.meta.TypeQualifierNickname() " +
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"@javax.annotation.Nonnull(when = javax.annotation.meta.When.MAYBE) " +
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"public @interface NullableNick {}");
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}
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public static void addJavaxDefaultNullabilityAnnotations(final JavaCodeInsightTestFixture fixture) {
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fixture.addClass("package javax.annotation;" +
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"@javax.annotation.meta.TypeQualifierDefault(java.lang.annotation.ElementType.PARAMETER) @javax.annotation.Nonnull " +
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"public @interface ParametersAreNonnullByDefault {}");
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fixture.addClass("package javax.annotation;" +
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"@javax.annotation.meta.TypeQualifierDefault(java.lang.annotation.ElementType.PARAMETER) @javax.annotation.Nullable " +
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"public @interface ParametersAreNullableByDefault {}");
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}
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public static void addJavaxNullabilityAnnotations(final JavaCodeInsightTestFixture fixture) {
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fixture.addClass("package javax.annotation.meta;" +
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"public @interface TypeQualifierDefault { java.lang.annotation.ElementType[] value() default {};}");
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fixture.addClass("package javax.annotation.meta;" +
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"public enum When { ALWAYS, UNKNOWN, MAYBE, NEVER }");
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fixture.addClass("package javax.annotation;" +
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"import javax.annotation.meta.*;" +
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"public @interface Nonnull {" +
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" When when() default When.ALWAYS;" +
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"}");
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fixture.addClass("package javax.annotation;" +
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"import javax.annotation.meta.*;" +
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"@TypeQualifierNickname " +
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"@Nonnull(when = When.UNKNOWN) " +
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"public @interface Nullable {}");
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}
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public void testCustomTypeQualifierDefault() {
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addJavaxNullabilityAnnotations(myFixture);
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myFixture.addClass("package bar;" +
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"@javax.annotation.meta.TypeQualifierDefault(java.lang.annotation.ElementType.METHOD) @javax.annotation.Nonnull " +
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"public @interface MethodsAreNotNullByDefault {}");
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myFixture.addClass("package foo; public class AnotherPackageNotNull { public static native Object foo(String s); }");
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myFixture.addFileToProject("foo/package-info.java", "@bar.MethodsAreNotNullByDefault package foo;");
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myFixture.enableInspections(new DataFlowInspection());
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myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
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}
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public void testCustomDefaultInEnums() {
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DataFlowInspectionTest.addJavaxNullabilityAnnotations(myFixture);
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|
myFixture.addClass("package foo;" +
|
|
"import static java.lang.annotation.ElementType.*;" +
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|
"@javax.annotation.meta.TypeQualifierDefault({PARAMETER, FIELD, METHOD, LOCAL_VARIABLE}) " +
|
|
"@javax.annotation.Nonnull " +
|
|
"public @interface NonnullByDefault {}");
|
|
|
|
myFixture.addFileToProject("foo/package-info.java", "@NonnullByDefault package foo;");
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|
|
|
myFixture.configureFromExistingVirtualFile(myFixture.copyFileToProject(getTestName(false) + ".java", "foo/Classes.java"));
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|
myFixture.enableInspections(new DataFlowInspection());
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|
myFixture.checkHighlighting(true, false, true);
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|
}
|
|
|
|
public void testTrueOrEqualsSomething() {
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|
doTest();
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|
checkIntentionResult("Remove redundant assignment");
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|
}
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|
|
|
public void testDontSimplifyAssignment() {
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|
doTest();
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|
assertEmpty(myFixture.filterAvailableIntentions("Simplify"));
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|
}
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|
|
|
public void testVolatileFieldNPEFixes() {
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|
doTest();
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|
assertEmpty(myFixture.filterAvailableIntentions("Surround"));
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|
assertEmpty(myFixture.filterAvailableIntentions("Assert"));
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|
assertNotEmpty(myFixture.filterAvailableIntentions("Introduce variable"));
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|
}
|
|
|
|
public void _testNullCheckBeforeInstanceof() { doTest(); } // https://youtrack.jetbrains.com/issue/IDEA-113220
|
|
|
|
public void testConstantConditionsWithAssignmentsInside() { doTest(); }
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|
public void testIfConditionsWithAssignmentInside() { doTest(); }
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|
public void testBitwiseNegatedBoxed() { doTest(); }
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|
public void testDontShadowFinalReassignment() { doTest(); }
|
|
|
|
public void testLiteralIfCondition() {
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|
doTest();
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|
myFixture.findSingleIntention("Remove 'if' statement");
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|
}
|
|
|
|
public void testLiteralWhileCondition() {
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|
doTest();
|
|
checkIntentionResult("Remove 'while' statement");
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|
}
|
|
|
|
public void testLiteralDoWhileCondition() {
|
|
doTest();
|
|
checkIntentionResult("Unwrap 'do-while' statement");
|
|
}
|
|
public void testLiteralDoWhileConditionWithBreak() {
|
|
doTest();
|
|
assertFalse(myFixture.getAvailableIntentions().stream().anyMatch(i -> i.getText().contains("Unwrap 'do-while' statement")));
|
|
}
|
|
|
|
public void testFalseForConditionNoInitialization() {
|
|
doTest();
|
|
checkIntentionResult("Remove 'for' statement");
|
|
}
|
|
|
|
public void testFalseForConditionWithInitialization() {
|
|
doTest();
|
|
checkIntentionResult("Remove 'for' statement");
|
|
}
|
|
|
|
public void testSideEffectReturn() {
|
|
doTest();
|
|
checkIntentionResult("Simplify 'Test.valueOf(...) != null' to true extracting side effects");
|
|
}
|
|
|
|
public void testSideEffectNoBrace() {
|
|
doTest();
|
|
checkIntentionResult("Simplify 'Test.valueOf(...) != null' to true extracting side effects");
|
|
}
|
|
|
|
public void testSimplifyConcatWithParentheses() {
|
|
doTest();
|
|
checkIntentionResult("Simplify 'f' to false");
|
|
}
|
|
|
|
public void testSideEffectWhile() {
|
|
doTest();
|
|
checkIntentionResult("Remove 'while' statement extracting side effects");
|
|
}
|
|
|
|
public void testUsingInterfaceConstant() { doTest();}
|
|
|
|
//https://youtrack.jetbrains.com/issue/IDEA-162184
|
|
public void testNullLiteralAndInferredMethodContract() {
|
|
doTest();
|
|
}
|
|
public void testNullLiteralArgumentDoesntReportedWhenMethodOnlyThrowAnException() { doTest(); }
|
|
public void testNullLiteralArgumentValueUsedAsReturnValue() {
|
|
doTest();
|
|
}
|
|
|
|
public void testCapturedWildcardNotNull() { doTest(); }
|
|
|
|
public void testNullableMethodReturningNotNull() { doTest(); }
|
|
|
|
public void testDivisionByZero() { doTestReportConstantReferences(); }
|
|
|
|
public void testFieldUsedBeforeInitialization() { doTest(); }
|
|
|
|
public void testImplicitlyInitializedField() {
|
|
PlatformTestUtil.registerExtension(ImplicitUsageProvider.EP_NAME, new ImplicitUsageProvider() {
|
|
@Override
|
|
public boolean isImplicitUsage(PsiElement element) {
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean isImplicitRead(PsiElement element) {
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean isImplicitWrite(PsiElement element) {
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public boolean isImplicitlyNotNullInitialized(@NotNull PsiElement element) {
|
|
return element instanceof PsiField && ((PsiField)element).getName() != null && ((PsiField)element).getName().startsWith("field");
|
|
}
|
|
|
|
@Override
|
|
public boolean isClassWithCustomizedInitialization(@NotNull PsiElement element) {
|
|
return element instanceof PsiClass && Objects.equals(((PsiClass)element).getName(), "Instrumented");
|
|
}
|
|
}, myFixture.getTestRootDisposable());
|
|
doTest();
|
|
}
|
|
|
|
public void testNoNonSensicalFixesOnCastedNull() {
|
|
doTest();
|
|
assertEmpty(ContainerUtil.findAll(myFixture.getAvailableIntentions(), i -> i.getText().contains("null")));
|
|
}
|
|
|
|
public void testEmptySingletonMap() {doTest();}
|
|
public void testStaticFieldsWithNewObjects() { doTest(); }
|
|
public void testComplexInitializer() { doTest(); }
|
|
public void testFieldAssignedNegative() { doTest(); }
|
|
public void testIteratePositiveCheck() { doTest(); }
|
|
public void testInnerClass() { doTest(); }
|
|
public void testCovariantReturn() { doTest(); }
|
|
public void testArrayInitializerLength() { doTest(); }
|
|
|
|
public void testGetterOfNullableFieldIsNotAnnotated() { doTest(); }
|
|
|
|
public void testGetterOfNullableFieldIsNotNull() { doTest(); }
|
|
|
|
public void testArrayStoreProblems() { doTest(); }
|
|
|
|
public void testNestedScopeComplexity() { doTest(); }
|
|
|
|
public void testNullableReturn() { doTest(); }
|
|
public void testManyBooleans() { doTest(); }
|
|
public void testPureNoArgMethodAsVariable() { doTest(); }
|
|
public void testRedundantAssignment() {
|
|
doTest();
|
|
assertTrue(myFixture.getAvailableIntentions().stream().anyMatch(action -> action.getText().equals("Extract side effect")));
|
|
}
|
|
public void testXorNullity() { doTest(); }
|
|
public void testPrimitiveNull() { doTest(); }
|
|
public void testLessThanRelations() { doTest(); }
|
|
public void testAdvancedArrayAccess() { doTest(); }
|
|
public void testNullableGetterInLoop() { doTest(); }
|
|
public void testNullabilityBasics() { doTest(); }
|
|
public void testReassignedVarInLoop() { doTest(); }
|
|
public void testLoopDoubleComparisonNotComplex() { doTest(); }
|
|
public void testAssumeNotNull() {
|
|
myFixture.addClass("package org.junit; public class Assert { public static void assertTrue(boolean b) {}}");
|
|
myFixture.addClass("package org.junit; public class Assume { public static void assumeNotNull(Object... objects) {}}");
|
|
doTest();
|
|
}
|
|
public void testMergedInitializerAndConstructor() { doTest(); }
|
|
public void testClassMethodsInlining() { doTest(); }
|
|
public void testObjectLocality() { doTest(); }
|
|
public void testInstanceOfForUnknownVariable() { doTest(); }
|
|
public void testNanComparisonWrong() { doTest(); }
|
|
public void testConstantMethods() { doTest(); }
|
|
public void testPolyadicEquality() { doTest(); }
|
|
public void testEqualsInLoopNotTooComplex() { doTest(); }
|
|
public void testEqualsWithItself() { doTest(); }
|
|
public void testBoxingBoolean() { doTest(); }
|
|
public void testOrWithAssignment() { doTest(); }
|
|
public void testAndAndLastOperand() { doTest(); }
|
|
public void testReportAlwaysNull() {
|
|
DataFlowInspection inspection = new DataFlowInspection();
|
|
inspection.REPORT_CONSTANT_REFERENCE_VALUES = true;
|
|
myFixture.enableInspections(inspection);
|
|
myFixture.testHighlighting(true, false, true, getTestName(false) + ".java");
|
|
}
|
|
public void testBoxUnboxArrayElement() { doTest(); }
|
|
public void testExactInstanceOf() { doTest(); }
|
|
public void testNullFlushed() { doTest(); }
|
|
public void testBooleanMergeInLoop() { doTest(); }
|
|
public void testVoidIsAlwaysNull() { doTest(); }
|
|
public void testStringEquality() { doTest(); }
|
|
public void testAssignmentFieldAliasing() { doTest(); }
|
|
public void testNewBoxedNumberEquality() { doTest(); }
|
|
public void testBoxingIncorrectLiteral() { doTest(); }
|
|
|
|
public void testIncompleteArrayAccessInLoop() { doTest(); }
|
|
public void testSameArguments() { doTest(); }
|
|
public void testMaxLoop() { doTest(); }
|
|
public void testExplicitBoxing() { doTest(); }
|
|
public void testBoxedBoolean() { doTest(); }
|
|
public void testRedundantSimplifyToFalseQuickFix() {
|
|
doTest();
|
|
List<IntentionAction> intentions = myFixture.getAvailableIntentions();
|
|
assertEquals(1, intentions.stream().filter(i -> i.getText().equals("Remove 'if' statement")).count());
|
|
assertEquals(0, intentions.stream().filter(i -> i.getText().equals("Simplify 'expirationDay != other.expirationDay' to false")).count());
|
|
}
|
|
public void testAlwaysTrueSwitchLabel() { doTest(); }
|
|
public void testWideningToDouble() { doTest(); }
|
|
public void testCompoundAssignment() { doTest(); }
|
|
public void testNumericCast() { doTest(); }
|
|
public void testEnumValues() { doTest(); }
|
|
public void testEmptyCollection() { doTest(); }
|
|
public void testAssertNullEphemeral() { doTest(); }
|
|
public void testNotNullAnonymousConstructor() { doTest(); }
|
|
public void testCaughtNPE() { doTest(); }
|
|
public void testTernaryNullability() { doTest(); }
|
|
}
|