Extract tests-common module without any actual tests
The main reasoning for the module is to avoid running any compiler tests while executing run configuration that searches tests across module dependencies.
This commit is contained in:
Nikolay Krasko
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/*
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* Copyright 2010-2016 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 org.jetbrains.kotlin.codegen;
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import com.intellij.ide.highlighter.JavaFileType;
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import com.intellij.openapi.util.io.FileUtil;
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import com.intellij.util.Processor;
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import kotlin.collections.ArraysKt;
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import kotlin.io.FilesKt;
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import org.jetbrains.annotations.NotNull;
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import org.jetbrains.annotations.Nullable;
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import org.jetbrains.kotlin.cli.common.output.outputUtils.OutputUtilsKt;
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import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles;
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import org.jetbrains.kotlin.cli.jvm.compiler.JvmPackagePartProvider;
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import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment;
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import org.jetbrains.kotlin.cli.jvm.config.JvmContentRootsKt;
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import org.jetbrains.kotlin.config.CompilerConfiguration;
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import org.jetbrains.kotlin.fileClasses.JvmFileClassUtil;
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import org.jetbrains.kotlin.psi.KtDeclaration;
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import org.jetbrains.kotlin.psi.KtFile;
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import org.jetbrains.kotlin.psi.KtNamedFunction;
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import org.jetbrains.kotlin.psi.KtProperty;
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import org.jetbrains.kotlin.test.ConfigurationKind;
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import org.jetbrains.kotlin.test.InTextDirectivesUtils;
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import org.jetbrains.kotlin.test.KotlinTestUtils;
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import org.jetbrains.kotlin.test.TestJdkKind;
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import org.jetbrains.kotlin.utils.ExceptionUtilsKt;
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import java.io.File;
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import java.io.IOException;
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import java.lang.reflect.Method;
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import java.util.ArrayList;
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import java.util.Collections;
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import java.util.List;
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import static org.jetbrains.kotlin.test.KotlinTestUtils.getAnnotationsJar;
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public abstract class AbstractBlackBoxCodegenTest extends CodegenTestCase {
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private boolean addRuntime = false;
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private boolean addReflect = false;
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@Override
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protected void doMultiFileTest(@NotNull File wholeFile, @NotNull List<TestFile> files, @Nullable File javaFilesDir) throws Exception {
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TestJdkKind jdkKind = getJdkKind(files);
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List<String> javacOptions = new ArrayList<String>(0);
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for (TestFile file : files) {
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if (InTextDirectivesUtils.isDirectiveDefined(file.content, "WITH_RUNTIME")) {
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addRuntime = true;
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}
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if (InTextDirectivesUtils.isDirectiveDefined(file.content, "WITH_REFLECT")) {
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addReflect = true;
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}
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javacOptions.addAll(InTextDirectivesUtils.findListWithPrefixes(file.content, "// JAVAC_OPTIONS:"));
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}
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configurationKind =
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addReflect ? ConfigurationKind.ALL :
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addRuntime ? ConfigurationKind.NO_KOTLIN_REFLECT :
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ConfigurationKind.JDK_ONLY;
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compileAndRun(files, javaFilesDir, jdkKind, javacOptions);
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}
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@SuppressWarnings("WeakerAccess")
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protected void compileAndRun(
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@NotNull List<TestFile> files,
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@Nullable File javaSourceDir,
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@NotNull TestJdkKind jdkKind,
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@NotNull List<String> javacOptions
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) {
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CompilerConfiguration configuration = createCompilerConfigurationForTests(
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configurationKind, jdkKind,
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Collections.singletonList(getAnnotationsJar()),
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ArraysKt.filterNotNull(new File[] {javaSourceDir}),
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files
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);
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myEnvironment = KotlinCoreEnvironment.createForTests(
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getTestRootDisposable(), configuration, EnvironmentConfigFiles.JVM_CONFIG_FILES
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);
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loadMultiFiles(files);
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classFileFactory = GenerationUtils.compileManyFilesGetGenerationStateForTest(
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myEnvironment.getProject(), myFiles.getPsiFiles(), new JvmPackagePartProvider(myEnvironment),
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myEnvironment.getConfiguration()
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).getFactory();
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if (javaSourceDir != null) {
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// If there are Java files, they should be compiled against the class files produced by Kotlin, so we dump them to the disk
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File kotlinOut;
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try {
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kotlinOut = KotlinTestUtils.tmpDir(toString());
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}
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catch (IOException e) {
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throw ExceptionUtilsKt.rethrow(e);
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}
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OutputUtilsKt.writeAllTo(classFileFactory, kotlinOut);
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File output = CodegenTestUtil.compileJava(
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findJavaSourcesInDirectory(javaSourceDir), Collections.singletonList(kotlinOut.getPath()), javacOptions
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);
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// Add javac output to classpath so that the created class loader can find generated Java classes
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JvmContentRootsKt.addJvmClasspathRoot(configuration, output);
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}
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blackBox();
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}
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@NotNull
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protected static List<String> findJavaSourcesInDirectory(@NotNull File directory) {
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final List<String> javaFilePaths = new ArrayList<String>(1);
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FileUtil.processFilesRecursively(directory, new Processor<File>() {
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@Override
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public boolean process(File file) {
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if (file.isFile() && FilesKt.getExtension(file).equals(JavaFileType.DEFAULT_EXTENSION)) {
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javaFilePaths.add(file.getPath());
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}
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return true;
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}
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});
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return javaFilePaths;
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}
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protected void blackBox() {
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// If there are many files, the first 'box(): String' function will be executed.
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GeneratedClassLoader generatedClassLoader = generateAndCreateClassLoader();
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for (KtFile firstFile : myFiles.getPsiFiles()) {
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String className = getFacadeFqName(firstFile);
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if (className == null) continue;
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Class<?> aClass = getGeneratedClass(generatedClassLoader, className);
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try {
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Method method = getBoxMethodOrNull(aClass);
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if (method != null) {
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String r = (String) method.invoke(null);
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assertEquals("OK", r);
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return;
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}
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}
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catch (Throwable e) {
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System.out.println(generateToText());
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throw ExceptionUtilsKt.rethrow(e);
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}
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}
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}
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@Nullable
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private static String getFacadeFqName(@NotNull KtFile firstFile) {
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for (KtDeclaration declaration : firstFile.getDeclarations()) {
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if (declaration instanceof KtProperty || declaration instanceof KtNamedFunction) {
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return JvmFileClassUtil.getFileClassInfoNoResolve(firstFile).getFacadeClassFqName().asString();
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}
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}
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return null;
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}
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private static Class<?> getGeneratedClass(GeneratedClassLoader generatedClassLoader, String className) {
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try {
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return generatedClassLoader.loadClass(className);
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}
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catch (ClassNotFoundException e) {
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fail("No class file was generated for: " + className);
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}
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return null;
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}
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private static Method getBoxMethodOrNull(Class<?> aClass) {
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try {
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return aClass.getMethod("box");
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}
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catch (NoSuchMethodException e){
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return null;
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}
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}
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}
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