Tests for showing synthetic methods in file structure view

idea/testData/structureView/fileStructure/InheritedSAMConversion.Data.java

@@ -0,0 +1,9 @@
+public class TestSAM {
+    public interface SamClass {
+        void foo();
+    }
+
+    void foo(SamClass samClass) {
+
+    }
+}

idea/testData/structureView/fileStructure/InheritedSAMConversion.after

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+-InheritedSAMConversion.kt
+ -KotlinTest
+  clone(): Any location=→Object
+  equals(Any?): Boolean location=→Object
+  finalize(): Unit location=→Object
+  foo((() -> Unit)?): Unit
+  getClass(): Class<out Any?> location=→Object
+  hashCode(): Int location=→Object
+  notify(): Unit location=→Object
+  notifyAll(): Unit location=→Object
+  toString(): String location=→Object
+  wait(): Unit location=→Object
+  wait(Long): Unit location=→Object
+  wait(Long, Int): Unit location=→Object

idea/testData/structureView/fileStructure/InheritedSAMConversion.kt

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+class KotlinTest : TestSAM
+
+// TODO: Show both methods - synthetic and original (base mehtod without Kotlin signature)
+// TODO: Show location for synthetic method
+
+// WITH_INHERITED

idea/testData/structureView/fileStructure/InheritedSynthesizedFromDataClass.after

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+-InheritedSynthesizedFromDataClass.kt
+ -Derived
+  a: Int location=→TestData
+  equals(Any?): Boolean location=→Any
+  field: Int
+  hashCode(): Int location=→Any
+  some(): Unit location=→TestData
+  toString(): String location=→Any

idea/testData/structureView/fileStructure/InheritedSynthesizedFromDataClass.kt

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+data open class TestData(val a: Int) {
+    fun some() {}
+}
+
+class Derived: TestData(1) {
+    val field = component1()
+}
+
+// TODO: show component1, component2 functions?
+// TODO: should equals and hashCode be shown as declared in TestData?
+
+// WITH_INHERITED