/*
* Copyright 2010-2016 JetBrains s.r.o.
*
* 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 org.jetbrains.kotlin.codegen;
import com.google.common.collect.ImmutableList;
import com.google.common.collect.ImmutableMap;
import com.google.common.collect.Lists;
import com.intellij.ide.highlighter.JavaFileType;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.util.Ref;
import com.intellij.openapi.util.io.FileUtil;
import com.intellij.testFramework.TestDataFile;
import kotlin.collections.ArraysKt;
import kotlin.collections.CollectionsKt;
import kotlin.io.FilesKt;
import kotlin.text.Charsets;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.annotations.Nullable;
import org.jetbrains.kotlin.backend.common.output.OutputFile;
import org.jetbrains.kotlin.backend.common.output.SimpleOutputFileCollection;
import org.jetbrains.kotlin.checkers.CheckerTestUtil;
import org.jetbrains.kotlin.cli.common.CLIConfigurationKeys;
import org.jetbrains.kotlin.cli.common.output.outputUtils.OutputUtilsKt;
import org.jetbrains.kotlin.cli.jvm.compiler.EnvironmentConfigFiles;
import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment;
import org.jetbrains.kotlin.cli.jvm.config.JvmContentRootsKt;
import org.jetbrains.kotlin.test.clientserver.TestProxy;
import org.jetbrains.kotlin.codegen.forTestCompile.ForTestCompileRuntime;
import org.jetbrains.kotlin.config.*;
import org.jetbrains.kotlin.fileClasses.JvmFileClassUtil;
import org.jetbrains.kotlin.name.FqName;
import org.jetbrains.kotlin.psi.KtFile;
import org.jetbrains.kotlin.test.ConfigurationKind;
import org.jetbrains.kotlin.test.InTextDirectivesUtils;
import org.jetbrains.kotlin.test.KotlinTestUtils;
import org.jetbrains.kotlin.test.TestJdkKind;
import org.jetbrains.kotlin.test.testFramework.KtUsefulTestCase;
import org.jetbrains.kotlin.utils.ExceptionUtilsKt;
import org.jetbrains.org.objectweb.asm.ClassReader;
import org.jetbrains.org.objectweb.asm.tree.ClassNode;
import org.jetbrains.org.objectweb.asm.tree.MethodNode;
import org.jetbrains.org.objectweb.asm.tree.analysis.Analyzer;
import org.jetbrains.org.objectweb.asm.tree.analysis.AnalyzerException;
import org.jetbrains.org.objectweb.asm.tree.analysis.BasicValue;
import org.jetbrains.org.objectweb.asm.tree.analysis.SimpleVerifier;
import org.jetbrains.org.objectweb.asm.util.Textifier;
import org.jetbrains.org.objectweb.asm.util.TraceMethodVisitor;
import java.io.File;
import java.io.IOException;
import java.io.PrintWriter;
import java.lang.annotation.Annotation;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Map;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import static org.jetbrains.kotlin.cli.common.output.outputUtils.OutputUtilsKt.writeAllTo;
import static org.jetbrains.kotlin.codegen.CodegenTestUtil.*;
import static org.jetbrains.kotlin.codegen.TestUtilsKt.*;
import static org.jetbrains.kotlin.test.KotlinTestUtils.getAnnotationsJar;
public abstract class CodegenTestCase extends KtUsefulTestCase {
private static final String DEFAULT_TEST_FILE_NAME = "a_test";
public static final String DEFAULT_JVM_TARGET_FOR_TEST = "kotlin.test.default.jvm.target";
public static final String JAVA_COMPILATION_TARGET = "kotlin.test.java.compilation.target";
public static final String RUN_BOX_TEST_IN_SEPARATE_PROCESS_PORT = "kotlin.test.box.in.separate.process.port";
protected KotlinCoreEnvironment myEnvironment;
protected CodegenTestFiles myFiles;
protected ClassFileFactory classFileFactory;
protected GeneratedClassLoader initializedClassLoader;
protected ConfigurationKind configurationKind = ConfigurationKind.JDK_ONLY;
private final String defaultJvmTarget = System.getProperty(DEFAULT_JVM_TARGET_FOR_TEST);
private final String boxInSeparateProcessPort = System.getProperty(RUN_BOX_TEST_IN_SEPARATE_PROCESS_PORT);
private final String javaCompilationTarget = System.getProperty(JAVA_COMPILATION_TARGET);
protected final void createEnvironmentWithMockJdkAndIdeaAnnotations(
@NotNull ConfigurationKind configurationKind,
@Nullable File... javaSourceRoots
) {
createEnvironmentWithMockJdkAndIdeaAnnotations(configurationKind, Collections.emptyList(), javaSourceRoots);
}
@NotNull
protected static TestJdkKind getJdkKind(@NotNull List<TestFile> files) {
for (TestFile file : files) {
if (InTextDirectivesUtils.isDirectiveDefined(file.content, "FULL_JDK")) {
return TestJdkKind.FULL_JDK;
}
}
return TestJdkKind.MOCK_JDK;
}
protected final void createEnvironmentWithMockJdkAndIdeaAnnotations(
@NotNull ConfigurationKind configurationKind,
@NotNull List<TestFile> testFilesWithConfigurationDirectives,
@Nullable File... javaSourceRoots
) {
if (myEnvironment != null) {
throw new IllegalStateException("must not set up myEnvironment twice");
}
CompilerConfiguration configuration = createConfiguration(
configurationKind,
TestJdkKind.MOCK_JDK,
Collections.singletonList(getAnnotationsJar()),
ArraysKt.filterNotNull(javaSourceRoots),
testFilesWithConfigurationDirectives
);
myEnvironment = KotlinCoreEnvironment.createForTests(
getTestRootDisposable(), configuration, EnvironmentConfigFiles.JVM_CONFIG_FILES
);
}
@NotNull
protected CompilerConfiguration createConfiguration(
@NotNull ConfigurationKind kind,
@NotNull TestJdkKind jdkKind,
@NotNull List<File> classpath,
@NotNull List<File> javaSource,
@NotNull List<TestFile> testFilesWithConfigurationDirectives
) {
CompilerConfiguration configuration = KotlinTestUtils.newConfiguration(kind, jdkKind, classpath, javaSource);
updateConfigurationByDirectivesInTestFiles(testFilesWithConfigurationDirectives, configuration);
updateConfiguration(configuration);
setCustomDefaultJvmTarget(configuration);
return configuration;
}
private static void updateConfigurationByDirectivesInTestFiles(
@NotNull List<TestFile> testFilesWithConfigurationDirectives,
@NotNull CompilerConfiguration configuration
) {
List<String> kotlinConfigurationFlags = new ArrayList<>(0);
LanguageVersion explicitLanguageVersion = null;
for (TestFile testFile : testFilesWithConfigurationDirectives) {
kotlinConfigurationFlags.addAll(InTextDirectivesUtils.findListWithPrefixes(testFile.content, "// KOTLIN_CONFIGURATION_FLAGS:"));
List<String> lines = InTextDirectivesUtils.findLinesWithPrefixesRemoved(testFile.content, "// JVM_TARGET:");
if (!lines.isEmpty()) {
String targetString = CollectionsKt.single(lines);
JvmTarget jvmTarget = JvmTarget.Companion.fromString(targetString);
assert jvmTarget != null : "Unknown target: " + targetString;
configuration.put(JVMConfigurationKeys.JVM_TARGET, jvmTarget);
}
String version = InTextDirectivesUtils.findStringWithPrefixes(testFile.content, "// LANGUAGE_VERSION:");
if (version != null) {
assert explicitLanguageVersion == null : "Should not specify LANGUAGE_VERSION twice";
explicitLanguageVersion = LanguageVersion.fromVersionString(version);
}
}
if (explicitLanguageVersion != null) {
CommonConfigurationKeysKt.setLanguageVersionSettings(
configuration,
new LanguageVersionSettingsImpl(explicitLanguageVersion, ApiVersion.createByLanguageVersion(explicitLanguageVersion))
);
}
updateConfigurationWithFlags(configuration, kotlinConfigurationFlags);
}
private static final Map<String, Class<?>> FLAG_NAMESPACE_TO_CLASS = ImmutableMap.of(
"CLI", CLIConfigurationKeys.class,
"JVM", JVMConfigurationKeys.class
);
private static final List<Class<?>> FLAG_CLASSES = ImmutableList.of(CLIConfigurationKeys.class, JVMConfigurationKeys.class);
private static final Pattern BOOLEAN_FLAG_PATTERN = Pattern.compile("([+-])(([a-zA-Z_0-9]*)\\.)?([a-zA-Z_0-9]*)");
private static void updateConfigurationWithFlags(@NotNull CompilerConfiguration configuration, @NotNull List<String> flags) {
for (String flag : flags) {
Matcher m = BOOLEAN_FLAG_PATTERN.matcher(flag);
if (m.matches()) {
boolean flagEnabled = !"-".equals(m.group(1));
String flagNamespace = m.group(3);
String flagName = m.group(4);
tryApplyBooleanFlag(configuration, flag, flagEnabled, flagNamespace, flagName);
}
}
}
private static void tryApplyBooleanFlag(
@NotNull CompilerConfiguration configuration,
@NotNull String flag,
boolean flagEnabled,
@Nullable String flagNamespace,
@NotNull String flagName
) {
Class<?> configurationKeysClass;
Field configurationKeyField = null;
if (flagNamespace == null) {
for (Class<?> flagClass : FLAG_CLASSES) {
try {
configurationKeyField = flagClass.getField(flagName);
break;
}
catch (Exception ignored) {
}
}
}
else {
configurationKeysClass = FLAG_NAMESPACE_TO_CLASS.get(flagNamespace);
assert configurationKeysClass != null : "Expected [+|-][namespace.]configurationKey, got: " + flag;
try {
configurationKeyField = configurationKeysClass.getField(flagName);
}
catch (Exception e) {
configurationKeyField = null;
}
}
assert configurationKeyField != null : "Expected [+|-][namespace.]configurationKey, got: " + flag;
try {
//noinspection unchecked
CompilerConfigurationKey<Boolean> configurationKey = (CompilerConfigurationKey<Boolean>) configurationKeyField.get(null);
configuration.put(configurationKey, flagEnabled);
}
catch (Exception e) {
assert false : "Expected [+|-][namespace.]configurationKey, got: " + flag;
}
}
@Override
protected void tearDown() throws Exception {
myFiles = null;
myEnvironment = null;
classFileFactory = null;
if (initializedClassLoader != null) {
initializedClassLoader.dispose();
initializedClassLoader = null;
}
super.tearDown();
}
protected void loadText(@NotNull String text) {
myFiles = CodegenTestFiles.create(DEFAULT_TEST_FILE_NAME + ".kt", text, myEnvironment.getProject());
}
@NotNull
protected String loadFile(@NotNull @TestDataFile String name) {
return loadFileByFullPath(KotlinTestUtils.getTestDataPathBase() + "/codegen/" + name);
}
@NotNull
protected String loadFileByFullPath(@NotNull String fullPath) {
try {
File file = new File(fullPath);
String content = FileUtil.loadFile(file, Charsets.UTF_8.name(), true);
assert myFiles == null : "Should not initialize myFiles twice";
myFiles = CodegenTestFiles.create(file.getName(), content, myEnvironment.getProject());
return content;
} catch (IOException e) {
throw new RuntimeException(e);
}
}
protected void loadFiles(@NotNull String... names) {
myFiles = CodegenTestFiles.create(myEnvironment.getProject(), names);
}
protected void loadFile() {
loadFile(getPrefix() + "/" + getTestName(true) + ".kt");
}
protected void loadMultiFiles(@NotNull List<TestFile> files) {
myFiles = loadMultiFiles(files, myEnvironment.getProject());
}
@NotNull
public static CodegenTestFiles loadMultiFiles(@NotNull List<TestFile> files, @NotNull Project project) {
Collections.sort(files);
List<KtFile> ktFiles = new ArrayList<>(files.size());
for (TestFile file : files) {
if (file.name.endsWith(".kt")) {
String content = CheckerTestUtil.parseDiagnosedRanges(file.content, new ArrayList<>(0));
ktFiles.add(KotlinTestUtils.createFile(file.name, content, project));
}
}
return CodegenTestFiles.create(ktFiles);
}
@NotNull
protected String codegenTestBasePath() {
return "compiler/testData/codegen/";
}
@NotNull
protected String relativePath(@NotNull File file) {
String stringToCut = codegenTestBasePath();
String systemIndependentPath = file.getPath().replace(File.separatorChar, '/');
assert systemIndependentPath.startsWith(stringToCut) : "File path is not absolute: " + file;
return systemIndependentPath.substring(stringToCut.length());
}
@NotNull
protected String getPrefix() {
throw new UnsupportedOperationException();
}
@NotNull
protected GeneratedClassLoader generateAndCreateClassLoader() {
if (initializedClassLoader != null) {
fail("Double initialization of class loader in same test");
}
initializedClassLoader = createClassLoader();
if (!verifyAllFilesWithAsm(generateClassesInFile(), initializedClassLoader)) {
fail("Verification failed: see exceptions above");
}
return initializedClassLoader;
}
@NotNull
protected GeneratedClassLoader createClassLoader() {
return new GeneratedClassLoader(
generateClassesInFile(),
configurationKind.getWithReflection() ? ForTestCompileRuntime.runtimeAndReflectJarClassLoader()
: ForTestCompileRuntime.runtimeJarClassLoader(),
getClassPathURLs()
);
}
@NotNull
private URL[] getClassPathURLs() {
List<URL> urls = Lists.newArrayList();
for (File file : JvmContentRootsKt.getJvmClasspathRoots(myEnvironment.getConfiguration())) {
try {
urls.add(file.toURI().toURL());
}
catch (MalformedURLException e) {
throw new RuntimeException(e);
}
}
return urls.toArray(new URL[urls.size()]);
}
@NotNull
protected String generateToText() {
if (classFileFactory == null) {
classFileFactory = generateFiles(myEnvironment, myFiles);
}
return classFileFactory.createText();
}
@NotNull
protected Map<String, String> generateEachFileToText() {
if (classFileFactory == null) {
classFileFactory = generateFiles(myEnvironment, myFiles);
}
return classFileFactory.createTextForEachFile();
}
@NotNull
protected Class<?> generateFacadeClass() {
FqName facadeClassFqName = JvmFileClassUtil.getFileClassInfoNoResolve(myFiles.getPsiFile()).getFacadeClassFqName();
return generateClass(facadeClassFqName.asString());
}
@NotNull
protected Class<?> generateClass(@NotNull String name) {
try {
return generateAndCreateClassLoader().loadClass(name);
}
catch (ClassNotFoundException e) {
fail("No class file was generated for: " + name);
return null;
}
}
@NotNull
protected ClassFileFactory generateClassesInFile() {
if (classFileFactory == null) {
try {
classFileFactory =
GenerationUtils.compileFiles(myFiles.getPsiFiles(), myEnvironment, getClassBuilderFactory()).getFactory();
if (verifyWithDex() && DxChecker.RUN_DX_CHECKER) {
DxChecker.check(classFileFactory);
}
}
catch (Throwable e) {
e.printStackTrace();
System.err.println("Generating instructions as text...");
try {
if (classFileFactory == null) {
System.err.println("Cannot generate text: exception was thrown during generation");
}
else {
System.err.println(classFileFactory.createText());
}
}
catch (Throwable e1) {
System.err.println("Exception thrown while trying to generate text, the actual exception follows:");
e1.printStackTrace();
System.err.println("-----------------------------------------------------------------------------");
}
fail("See exceptions above");
}
}
return classFileFactory;
}
protected boolean verifyWithDex() {
return true;
}
private static boolean verifyAllFilesWithAsm(ClassFileFactory factory, ClassLoader loader) {
boolean noErrors = true;
for (OutputFile file : ClassFileUtilsKt.getClassFiles(factory)) {
noErrors &= verifyWithAsm(file, loader);
}
return noErrors;
}
private static boolean verifyWithAsm(@NotNull OutputFile file, ClassLoader loader) {
ClassNode classNode = new ClassNode();
new ClassReader(file.asByteArray()).accept(classNode, 0);
SimpleVerifier verifier = new SimpleVerifier();
verifier.setClassLoader(loader);
Analyzer<BasicValue> analyzer = new Analyzer<>(verifier);
boolean noErrors = true;
for (MethodNode method : classNode.methods) {
try {
analyzer.analyze(classNode.name, method);
}
catch (Throwable e) {
System.err.println(file.asText());
System.err.println(classNode.name + "::" + method.name + method.desc);
//noinspection InstanceofCatchParameter
if (e instanceof AnalyzerException) {
// Print the erroneous instruction
TraceMethodVisitor tmv = new TraceMethodVisitor(new Textifier());
((AnalyzerException) e).node.accept(tmv);
PrintWriter pw = new PrintWriter(System.err);
tmv.p.print(pw);
pw.flush();
}
e.printStackTrace();
noErrors = false;
}
}
return noErrors;
}
@NotNull
protected Method generateFunction() {
Class<?> aClass = generateFacadeClass();
try {
return findTheOnlyMethod(aClass);
} catch (Error e) {
System.out.println(generateToText());
throw e;
}
}
@NotNull
protected Method generateFunction(@NotNull String name) {
return findDeclaredMethodByName(generateFacadeClass(), name);
}
@NotNull
public Class<? extends Annotation> loadAnnotationClassQuietly(@NotNull String fqName) {
try {
//noinspection unchecked
return (Class<? extends Annotation>) initializedClassLoader.loadClass(fqName);
}
catch (ClassNotFoundException e) {
throw ExceptionUtilsKt.rethrow(e);
}
}
protected void updateConfiguration(@NotNull CompilerConfiguration configuration) {
}
protected ClassBuilderFactory getClassBuilderFactory(){
return ClassBuilderFactories.TEST;
}
protected void setupEnvironment(@NotNull KotlinCoreEnvironment environment) {
}
protected void setCustomDefaultJvmTarget(CompilerConfiguration configuration) {
JvmTarget target = configuration.get(JVMConfigurationKeys.JVM_TARGET);
if (target == null && defaultJvmTarget != null) {
JvmTarget value = JvmTarget.fromString(defaultJvmTarget);
assert value != null : "Can't construct JvmTarget for " + defaultJvmTarget;
configuration.put(JVMConfigurationKeys.JVM_TARGET, value);
}
}
protected void compile(
@NotNull List<TestFile> files,
@Nullable File javaSourceDir
) {
configurationKind = extractConfigurationKind(files);
List<String> javacOptions = extractJavacOptions(files);
CompilerConfiguration configuration = createConfiguration(
configurationKind, getJdkKind(files),
Collections.singletonList(getAnnotationsJar()),
ArraysKt.filterNotNull(new File[] {javaSourceDir}),
files
);
myEnvironment = KotlinCoreEnvironment.createForTests(
getTestRootDisposable(), configuration, EnvironmentConfigFiles.JVM_CONFIG_FILES
);
setupEnvironment(myEnvironment);
loadMultiFiles(files);
generateClassesInFile();
if (javaSourceDir != null) {
// If there are Java files, they should be compiled against the class files produced by Kotlin, so we dump them to the disk
File kotlinOut;
try {
kotlinOut = KotlinTestUtils.tmpDir(toString());
}
catch (IOException e) {
throw ExceptionUtilsKt.rethrow(e);
}
OutputUtilsKt.writeAllTo(classFileFactory, kotlinOut);
File output = CodegenTestUtil.compileJava(
findJavaSourcesInDirectory(javaSourceDir), Collections.singletonList(kotlinOut.getPath()), javacOptions
);
// Add javac output to classpath so that the created class loader can find generated Java classes
JvmContentRootsKt.addJvmClasspathRoot(configuration, output);
}
}
@NotNull
protected static List<String> findJavaSourcesInDirectory(@NotNull File directory) {
List<String> javaFilePaths = new ArrayList<>(1);
FileUtil.processFilesRecursively(directory, file -> {
if (file.isFile() && FilesKt.getExtension(file).equals(JavaFileType.DEFAULT_EXTENSION)) {
javaFilePaths.add(file.getPath());
}
return true;
});
return javaFilePaths;
}
protected ConfigurationKind extractConfigurationKind(@NotNull List<TestFile> files) {
boolean addRuntime = false;
boolean addReflect = false;
for (TestFile file : files) {
if (InTextDirectivesUtils.isDirectiveDefined(file.content, "WITH_RUNTIME")) {
addRuntime = true;
}
if (InTextDirectivesUtils.isDirectiveDefined(file.content, "WITH_REFLECT")) {
addReflect = true;
}
}
return addReflect ? ConfigurationKind.ALL :
addRuntime ? ConfigurationKind.NO_KOTLIN_REFLECT :
ConfigurationKind.JDK_ONLY;
}
@NotNull
protected List<String> extractJavacOptions(@NotNull List<TestFile> files) {
List<String> javacOptions = new ArrayList<>(0);
for (TestFile file : files) {
javacOptions.addAll(InTextDirectivesUtils.findListWithPrefixes(file.content, "// JAVAC_OPTIONS:"));
}
updateJavacOptions(javacOptions);
return javacOptions;
}
protected void updateJavacOptions(List<String> javacOptions) {
if (javaCompilationTarget != null && !javacOptions.contains("-target")) {
javacOptions.add("-source");
javacOptions.add(javaCompilationTarget);
javacOptions.add("-target");
javacOptions.add(javaCompilationTarget);
}
}
public static class TestFile implements Comparable<TestFile> {
public final String name;
public final String content;
public TestFile(@NotNull String name, @NotNull String content) {
this.name = name;
this.content = content;
}
@Override
public int compareTo(@NotNull TestFile o) {
return name.compareTo(o.name);
}
@Override
public int hashCode() {
return name.hashCode();
}
@Override
public boolean equals(Object obj) {
return obj instanceof TestFile && ((TestFile) obj).name.equals(name);
}
@Override
public String toString() {
return name;
}
}
protected void doTest(String filePath) throws Exception {
File file = new File(filePath);
String expectedText = KotlinTestUtils.doLoadFile(file);
Ref<File> javaFilesDir = Ref.create();
List<TestFile> testFiles = createTestFiles(file, expectedText, javaFilesDir);
doMultiFileTest(file, testFiles, javaFilesDir.get());
}
@NotNull
private static List<TestFile> createTestFiles(File file, String expectedText, Ref<File> javaFilesDir) {
return KotlinTestUtils.createTestFiles(file.getName(), expectedText, new KotlinTestUtils.TestFileFactoryNoModules<TestFile>() {
@NotNull
@Override
public TestFile create(@NotNull String fileName, @NotNull String text, @NotNull Map<String, String> directives) {
if (fileName.endsWith(".java")) {
if (javaFilesDir.isNull()) {
try {
javaFilesDir.set(KotlinTestUtils.tmpDir("java-files"));
}
catch (IOException e) {
throw ExceptionUtilsKt.rethrow(e);
}
}
writeSourceFile(fileName, text, javaFilesDir.get());
}
return new TestFile(fileName, text);
}
private void writeSourceFile(@NotNull String fileName, @NotNull String content, @NotNull File targetDir) {
File file = new File(targetDir, fileName);
KotlinTestUtils.mkdirs(file.getParentFile());
FilesKt.writeText(file, content, Charsets.UTF_8);
}
});
}
protected void doMultiFileTest(@NotNull File wholeFile, @NotNull List<TestFile> files, @Nullable File javaFilesDir) throws Exception {
throw new UnsupportedOperationException("Multi-file test cases are not supported in this test");
}
protected void callBoxMethodAndCheckResult(URLClassLoader classLoader, String className)
throws IOException, InvocationTargetException, IllegalAccessException {
Class<?> aClass = getGeneratedClass(classLoader, className);
Method method = getBoxMethodOrNull(aClass);
assertTrue("Can't find box method in " + aClass,method != null);
callBoxMethodAndCheckResult(classLoader, aClass, method);
}
protected void callBoxMethodAndCheckResult(URLClassLoader classLoader, Class<?> aClass, Method method)
throws IOException, IllegalAccessException, InvocationTargetException {
String result;
if (boxInSeparateProcessPort != null) {
result = invokeBoxInSeparateProcess(classLoader, aClass);
}
else {
result = (String) method.invoke(null);
}
assertEquals("OK", result);
}
@NotNull
private String invokeBoxInSeparateProcess(URLClassLoader classLoader, Class<?> aClass) throws IOException {
List<URL> classPath = extractUrls(classLoader);
if (classLoader instanceof GeneratedClassLoader) {
File outDir = KotlinTestUtils.tmpDirForTest(this);
SimpleOutputFileCollection currentOutput = new SimpleOutputFileCollection(((GeneratedClassLoader) classLoader).getAllGeneratedFiles());
writeAllTo(currentOutput, outDir);
classPath.add(0, outDir.toURI().toURL());
}
return new TestProxy(Integer.valueOf(boxInSeparateProcessPort), aClass.getCanonicalName(), classPath).runTest();
}
}