Generate defaults methods on extending jvm6 interfaces

compiler/testData/codegen/java8/compileKotlinAgainstKotlin/jvm8against6/delegation/delegationToDefaultMethodInClass.kt

@@ -0,0 +1,24 @@
+// WITH_REFLECT
+// FULL_JDK
+
+// FILE: 1.kt
+interface Test {
+    fun test() {
+    }
+}
+
+// FILE: 2.kt
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.JVM_8_TARGET
+class TestClass : Test {
+
+}
+
+fun box(): String {
+    try {
+        TestClass::class.java.getDeclaredMethod("test")
+    }
+    catch (e: NoSuchMethodException) {
+        return "fail"
+    }
+    return "OK"
+}

compiler/testData/codegen/java8/compileKotlinAgainstKotlin/jvm8against6/delegation/delegationToDefaultMethodInInterface.kt

@@ -0,0 +1,24 @@
+// WITH_REFLECT
+// FULL_JDK
+
+// FILE: 1.kt
+interface Test {
+    fun test() {
+    }
+}
+
+// FILE: 2.kt
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.JVM_8_TARGET
+interface Test2 : Test {
+
+}
+
+fun box(): String {
+    try {
+        Test2::class.java.getDeclaredMethod("test")
+    }
+    catch (e: NoSuchMethodException) {
+        return "fail"
+    }
+    return "OK"
+}

compiler/testData/codegen/java8/compileKotlinAgainstKotlin/jvm8against6/delegation/delegationToDefaultMethodInInterface2.kt

@@ -0,0 +1,35 @@
+// WITH_REFLECT
+// FULL_JDK
+
+// FILE: 1.kt
+interface Test {
+    fun test() {
+    }
+}
+
+// FILE: 2.kt
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.JVM_8_TARGET
+interface Test2 : Test {
+
+}
+
+interface Test3 : Test2 {
+
+}
+
+fun box(): String {
+    try {
+        Test2::class.java.getDeclaredMethod("test")
+    }
+    catch (e: NoSuchMethodException) {
+        return "fail 1"
+    }
+
+    try {
+        Test3::class.java.getDeclaredMethod("test")
+    }
+    catch (e: NoSuchMethodException) {
+        return "OK"
+    }
+    return "fail 2"
+}

compiler/testData/codegen/java8/compileKotlinAgainstKotlin/jvm8against6/simpleCall.kt

@@ -0,0 +1,17 @@
+// FILE: 1.kt
+
+interface Test {
+    fun test(): String {
+        return "OK"
+    }
+}
+
+// FILE: 2.kt
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.JVM_8_TARGET
+class TestClass : Test {
+
+}
+
+fun box(): String {
+    return TestClass().test()
+}

compiler/testData/codegen/java8/compileKotlinAgainstKotlin/jvm8against6/simpleCallWithHierarchy.kt

@@ -0,0 +1,22 @@
+// FILE: 1.kt
+
+interface Test {
+    fun test(): String {
+        return "OK"
+    }
+}
+
+// FILE: 2.kt
+// KOTLIN_CONFIGURATION_FLAGS: +JVM.JVM_8_TARGET
+interface Test2 : Test {
+
+}
+
+
+class TestClass : Test2 {
+
+}
+
+fun box(): String {
+    return TestClass().test()
+}