SmartStepInto in top level functions. Add test for debugger

#KT-4737 Fixed

idea/testData/debugger/tinyApp/src/stepInto/classObjectFunFromClass.kt

@@ -0,0 +1,18 @@
+package classObjectFunFromClass
+
+class A {
+    fun bar() {
+        //Breakpoint!
+        foo()
+    }
+
+    class object {
+        fun foo() {
+            val a = 1
+        }
+    }
+}
+
+fun main(args: Array<String>) {
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/classObjectFunFromTopLevel.kt

@@ -0,0 +1,14 @@
+package classObjectFunFromTopLevel
+
+class A {
+    class object {
+        fun bar() {
+            val a = 1
+        }
+    }
+}
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    A.bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/extFun.kt

@@ -0,0 +1,13 @@
+package extFun
+
+class A
+
+fun A.bar() {
+    val a = 1
+}
+
+fun main(args: Array<String>) {
+    val a = A()
+    //Breakpoint!
+    a.bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/memberFunFromClass.kt

@@ -0,0 +1,16 @@
+package memberFunFromClass
+
+class A {
+    fun bar() {
+        //Breakpoint!
+        foo()
+    }
+
+    fun foo() {
+        val a = 1
+    }
+}
+
+fun main(args: Array<String>) {
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/memberFunFromTopLevel.kt

@@ -0,0 +1,12 @@
+package memberFunFromTopLevel
+
+class A {
+    fun bar() {
+        val a = 1
+    }
+}
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/memberGetterFromClass.kt

@@ -0,0 +1,18 @@
+package memberGetterFromClass
+
+class A {
+    fun bar() {
+        //Breakpoint!
+        foo
+    }
+
+    val foo: Int
+        get() {
+            val a = 1
+            return 1
+        }
+}
+
+fun main(args: Array<String>) {
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/memberGetterFromTopLevel.kt

@@ -0,0 +1,14 @@
+package memberGetterFromTopLevel
+
+class A {
+    val bar: Int
+        get() {
+            val a = 1
+            return 1
+        }
+}
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    A().bar
+}

idea/testData/debugger/tinyApp/src/stepInto/objectFun.kt

@@ -0,0 +1,12 @@
+package objectFun
+
+object A {
+    fun bar() {
+        val a = 1
+    }
+}
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    A.bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/topLevelFunFromClass.kt

@@ -0,0 +1,17 @@
+package topLevelFunFromClass
+
+class A {
+    fun bar() {
+        //Breakpoint!
+        foo()
+    }
+}
+
+fun foo() {
+    val a = 1
+}
+
+
+fun main(args: Array<String>) {
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/topLevelFunFromTopLevel.kt

@@ -0,0 +1,10 @@
+package topLevelFunFromTopLevel
+
+fun bar() {
+    val a = 1
+}
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/topLevelGetterFromClass.kt

@@ -0,0 +1,19 @@
+package topLevelGetterFromClass
+
+class A {
+    fun bar() {
+        //Breakpoint!
+        foo
+    }
+}
+
+val foo: Int
+    get() {
+        val a = 1
+        return 1
+    }
+
+
+fun main(args: Array<String>) {
+    A().bar()
+}

idea/testData/debugger/tinyApp/src/stepInto/topLevelGetterFromTopLevel.kt

@@ -0,0 +1,12 @@
+package topLevelGetterFromTopLevel
+
+val bar: Int
+    get() {
+        val a = 1
+        return 1
+    }
+
+fun main(args: Array<String>) {
+    //Breakpoint!
+    bar
+}