Add tests for class hierarchy incremental recompilation

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/A.kt

@@ -0,0 +1,5 @@
+package foo
+
+open class A {
+    fun f(x: Any?) {}
+}

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/A.kt.new.1

@@ -0,0 +1,5 @@
+package foo
+
+open class A {
+    fun f(x: Any) {}
+}

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/A.kt.new.2

@@ -0,0 +1,5 @@
+package foo
+
+open class A {
+    fun f(x: Any?) {}
+}

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/AChild.kt

@@ -0,0 +1,3 @@
+package foo
+
+class AChild : A()

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/build.log

@@ -0,0 +1,24 @@
+Cleaning output files:
+out/production/module/foo/A.class
+End of files
+Compiling files:
+src/A.kt
+End of files
+Cleaning output files:
+out/production/module/META-INF/module.kotlin_module
+out/production/module/foo/UseAChildKt.class
+End of files
+Compiling files:
+src/useAChild.kt
+End of files
+COMPILATION FAILED
+Null can not be a value of a non-null type kotlin.Any
+
+
+Cleaning output files:
+out/production/module/foo/A.class
+End of files
+Compiling files:
+src/A.kt
+src/useAChild.kt
+End of files

jps-plugin/testData/incremental/classHierarchyAffected/methodNullabilityChanged/useAChild.kt

@@ -0,0 +1,5 @@
+package foo
+
+fun useAChild(a: AChild) {
+    a.f(null)
+}