Implement kotlin.jvm.overloads annotation for generating all overloads of a method that has default parameter values.

#KT-2095 Fixed

fix backend-side issues with kotlin.jvm.overloads: support the annotation on constructors, generate nullablity annotations on parameters, generate generic signatures, add various tests

compiler/tests/org/jetbrains/kotlin/asJava/AbstractKotlinLightClassTest.java

@@ -23,10 +23,14 @@ import com.intellij.psi.search.GlobalSearchScope;
 import org.jetbrains.annotations.NotNull;
 import org.jetbrains.kotlin.checkers.KotlinMultiFileTestWithWithJava;
 import org.jetbrains.kotlin.cli.jvm.compiler.KotlinCoreEnvironment;
+import org.jetbrains.kotlin.config.CompilerConfiguration;
+import org.jetbrains.kotlin.test.ConfigurationKind;
 import org.jetbrains.kotlin.test.JetTestUtils;
+import org.jetbrains.kotlin.test.TestJdkKind;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.Arrays;
 import java.util.List;
 import java.util.Map;
 import java.util.regex.Matcher;
@@ -35,6 +39,17 @@ import java.util.regex.Pattern;
 public abstract class AbstractKotlinLightClassTest extends KotlinMultiFileTestWithWithJava<Void, Void> {
     private static final Pattern SUBJECT_FQ_NAME_PATTERN = Pattern.compile("^//\\s*(.*)$", Pattern.MULTILINE);
 
+    @Override
+    @NotNull
+    protected CompilerConfiguration createCompilerConfiguration(File javaFilesDir) {
+        return JetTestUtils.compilerConfigurationForTests(
+                ConfigurationKind.ALL,
+                TestJdkKind.MOCK_JDK,
+                Arrays.asList(JetTestUtils.getAnnotationsJar()),
+                Arrays.asList(javaFilesDir)
+        );
+    }
+
     @NotNull
     @Override
     protected File getKotlinSourceRoot() {

compiler/tests/org/jetbrains/kotlin/asJava/KotlinLightClassTestGenerated.java

@@ -117,6 +117,12 @@ public class KotlinLightClassTestGenerated extends AbstractKotlinLightClassTest
             doTest(fileName);
         }
 
+        @TestMetadata("JvmOverloads.kt")
+        public void testJvmOverloads() throws Exception {
+            String fileName = JetTestUtils.navigationMetadata("compiler/testData/asJava/lightClasses/nullabilityAnnotations/JvmOverloads.kt");
+            doTest(fileName);
+        }
+
         @TestMetadata("NullableUnitReturn.kt")
         public void testNullableUnitReturn() throws Exception {
             String fileName = JetTestUtils.navigationMetadata("compiler/testData/asJava/lightClasses/nullabilityAnnotations/NullableUnitReturn.kt");