Completion: more tests for keyword escaping

idea/testData/completion/handlers/KeywordFunctionName.kt

@@ -0,0 +1,7 @@
+package test
+
+fun `fun`(){}
+
+fun foo() {
+    <caret>
+}

idea/testData/completion/handlers/KeywordFunctionName.kt.after

@@ -0,0 +1,7 @@
+package test
+
+fun `fun`(){}
+
+fun foo() {
+    `fun`()<caret>
+}

idea/testData/completion/handlers/smart/ClassObjectFieldKeywordName.kt

@@ -0,0 +1,13 @@
+package `package`
+
+class `class` {
+    class object {
+        val `val` = `class`()
+    }
+}
+
+fun foo(){
+    val v: `class`= <caret>
+}
+
+// ELEMENT: class.val

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

@@ -0,0 +1,13 @@
+package `package`
+
+class `class` {
+    class object {
+        val `val` = `class`()
+    }
+}
+
+fun foo(){
+    val v: `class`= `class`.`val`<caret>
+}
+
+// ELEMENT: class.val

idea/testData/completion/handlers/smart/ConstructorWithKeywordName.kt

@@ -0,0 +1,9 @@
+class `class`<T>
+
+trait `trait`
+
+fun foo(p: `class`<`trait`>){}
+
+fun f(){
+    foo(<caret>)
+}

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

@@ -0,0 +1,9 @@
+class `class`<T>
+
+trait `trait`
+
+fun foo(p: `class`<`trait`>){}
+
+fun f(){
+    foo(`class`<`trait`>())<caret>
+}