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[tests] test case for IDEA-202004

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This commit is contained in:
Roman Shevchenko
2018-12-04 18:16:27 +01:00
parent a6fd5e317e
commit a6a93f9d81
1 changed files with 35 additions and 9 deletions
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java/java-tests/testSrc/com/intellij/java/codeInsight/daemon/LightAdvHighlightingFixtureTest.java
+35 -9
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@@ -2,17 +2,28 @@
package com.intellij.java.codeInsight.daemon;
import com.intellij.JavaTestUtil;
import com.intellij.codeInsight.daemon.impl.HighlightInfo;
import com.intellij.codeInspection.redundantCast.RedundantCastInspection;
import com.intellij.psi.PsiClass;
import com.intellij.psi.PsiClassType;
import com.intellij.psi.PsiField;
import com.intellij.psi.PsiType;
import com.intellij.lang.annotation.HighlightSeverity;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.editor.Editor;
import com.intellij.openapi.editor.EditorFactory;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Disposer;
import com.intellij.psi.*;
import com.intellij.psi.search.searches.ReferencesSearch;
import com.intellij.psi.util.TypeConversionUtil;
import com.intellij.testFramework.LightProjectDescriptor;
import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase;
import com.intellij.testFramework.fixtures.impl.CodeInsightTestFixtureImpl;
import com.intellij.util.ArrayUtil;
import com.intellij.util.containers.ContainerUtil;
import org.jetbrains.annotations.NotNull;
import java.util.List;
import static org.assertj.core.api.Assertions.assertThat;
public class LightAdvHighlightingFixtureTest extends LightCodeInsightFixtureTestCase {
@NotNull
@Override
@@ -148,9 +159,9 @@ public class LightAdvHighlightingFixtureTest extends LightCodeInsightFixtureTest
public void testTypeAnnotations() {
myFixture.addClass("import java.lang.annotation.ElementType;\n" +
"import java.lang.annotation.Target;\n" +
"@Target({ElementType.TYPE_USE})\n" +
"@interface Nullable {}\n");
"import java.lang.annotation.Target;\n" +
"@Target({ElementType.TYPE_USE})\n" +
"@interface Nullable {}\n");
myFixture.addClass("class Middle<R> extends Base<@Nullable R, String>{}");
myFixture.addClass("class Child<R> extends Middle<R>{}");
PsiClass baseClass = myFixture.addClass("class Base<R, C> {}");
@@ -158,11 +169,26 @@ public class LightAdvHighlightingFixtureTest extends LightCodeInsightFixtureTest
" Child<String> field;\n" +
"}");
PsiField fooField = fooClass.findFieldByName("field", false);
PsiType substituted = TypeConversionUtil.getSuperClassSubstitutor(baseClass, (PsiClassType)fooField.getType())
.substitute(baseClass.getTypeParameters()[0]);
PsiType substituted =
TypeConversionUtil.getSuperClassSubstitutor(baseClass, (PsiClassType)fooField.getType()).substitute(baseClass.getTypeParameters()[0]);
assertEquals(1, substituted.getAnnotations().length);
}
public void testCodeFragmentMayAccessDefaultPackage() {
myFixture.addClass("public class MainClass { }");
Project project = getProject();
PsiElement context = JavaPsiFacade.getInstance(project).findPackage("");
JavaCodeFragment fragment = JavaCodeFragmentFactory.getInstance(project).createReferenceCodeFragment("MainClass", context, true, true);
Document document = PsiDocumentManager.getInstance(project).getDocument(fragment);
Editor editor = EditorFactory.getInstance().createViewer(document, project);
Disposer.register(myFixture.getTestRootDisposable(), () -> EditorFactory.getInstance().releaseEditor(editor));
List<HighlightInfo> highlights = CodeInsightTestFixtureImpl.instantiateAndRun(fragment, editor, ArrayUtil.EMPTY_INT_ARRAY, false);
List<HighlightInfo> problems = ContainerUtil.filter(highlights, h -> HighlightSeverity.WARNING.compareTo(h.getSeverity()) <= 0);
assertThat(problems).isEmpty();
}
private void doTest() {
myFixture.configureByFile(getTestName(false) + ".java");
myFixture.checkHighlighting();