Tests for showing synthetic methods in file structure view

idea/src/org/jetbrains/jet/plugin/structureView/KotlinStructureElementPresentation.java

@@ -151,7 +151,8 @@ class KotlinStructureElementPresentation implements ColoredItemPresentation, Loc
             return withRightArrow(ONLY_NAMES_WITH_SHORT_TYPES.render(firstOverriding.getContainingDeclaration()));
         }
 
-        throw new IllegalStateException("At least one element should be returned");
+        // Location can be missing when base in synthesized
+        return null;
     }
 
     private static String withRightArrow(String str) {

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

@@ -0,0 +1,14 @@
+-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

@@ -0,0 +1,6 @@
+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

@@ -0,0 +1,8 @@
+-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

@@ -0,0 +1,12 @@
+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

idea/tests/org/jetbrains/jet/plugin/structureView/KotlinFileStructureTestGenerated.java

@@ -86,6 +86,16 @@ public class KotlinFileStructureTestGenerated extends AbstractKotlinFileStructur
         doTest("idea/testData/structureView/fileStructure/InheritedMembersWithSubstitutedTypes.kt");
     }
     
+    @TestMetadata("InheritedSAMConversion.kt")
+    public void testInheritedSAMConversion() throws Exception {
+        doTest("idea/testData/structureView/fileStructure/InheritedSAMConversion.kt");
+    }
+    
+    @TestMetadata("InheritedSynthesizedFromDataClass.kt")
+    public void testInheritedSynthesizedFromDataClass() throws Exception {
+        doTest("idea/testData/structureView/fileStructure/InheritedSynthesizedFromDataClass.kt");
+    }
+    
     @TestMetadata("Render.kt")
     public void testRender() throws Exception {
         doTest("idea/testData/structureView/fileStructure/Render.kt");