Added test data for future use

idea/testData/completion/handlers/smart/IndexingOperator1.kt.after

@@ -0,0 +1,7 @@
+class Foo {
+    fun get(s: String): String = ""
+}
+
+fun f(foo: Foo, s: String) = foo[s]<caret>
+
+// ELEMENT: s

idea/testData/completion/handlers/smart/IndexingOperator1.kt.todo

@@ -0,0 +1,7 @@
+class Foo {
+    fun get(s: String): String = ""
+}
+
+fun f(foo: Foo, s: String) = foo[<caret>]
+
+// ELEMENT: s

idea/testData/completion/handlers/smart/IndexingOperator2.kt.after

@@ -0,0 +1,7 @@
+class Foo {
+    fun get(s: String, i: Int): String = ""
+}
+
+fun f(foo: Foo, s: String) = foo[s, <caret>]
+
+// ELEMENT: s

idea/testData/completion/handlers/smart/IndexingOperator2.kt.todo

@@ -0,0 +1,7 @@
+class Foo {
+    fun get(s: String, i: Int): String = ""
+}
+
+fun f(foo: Foo, s: String) = foo[<caret>]
+
+// ELEMENT: s

idea/testData/completion/smart/IndexingOperator.kt.todo

@@ -0,0 +1,6 @@
+fun foo(list: List<String>, i: Int) {
+    list[<caret>]
+}
+
+// EXIST: i
+// ABSENT: list