Added fake override search in unused symbol inspection #KT-13288 Fixed

idea/testData/quickfix/removeUnused/deledage.kt

@@ -0,0 +1,15 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert to block body
+// ACTION: Specify return type explicitly
+
+interface Inter {
+    fun something(): String
+}
+
+class Impl : Inter {
+    override fun <caret>something() = "hi"
+}
+
+class Test: Inter by Impl() {
+}

idea/testData/quickfix/removeUnused/javaTriangle.before.Dependency.java

@@ -0,0 +1,3 @@
+interface Inter {
+    String something();
+}

idea/testData/quickfix/removeUnused/javaTriangle.before.Main.kt

@@ -0,0 +1,13 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert member to extension
+// ACTION: Convert to block body
+// ACTION: Move to companion object
+// ACTION: Specify return type explicitly
+
+abstract class Abstract {
+    fun <caret>something() = "hi"
+}
+
+class Test: Abstract(), Inter {
+}

idea/testData/quickfix/removeUnused/javaTriangle2.before.Dependency.java

@@ -0,0 +1,7 @@
+interface Inter {
+    String something();
+}
+
+class Test extends Abstract implements Inter {
+
+}

idea/testData/quickfix/removeUnused/javaTriangle2.before.Main.kt

@@ -0,0 +1,10 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert member to extension
+// ACTION: Convert to block body
+// ACTION: Move to companion object
+// ACTION: Specify return type explicitly
+
+abstract class Abstract {
+    fun <caret>something() = "hi"
+}

idea/testData/quickfix/removeUnused/javaTriangle3.before.Dependency.java

@@ -0,0 +1,5 @@
+class Test extends Abstract {
+    String something() {
+        return "123";
+    }
+}

idea/testData/quickfix/removeUnused/javaTriangle3.before.Main.kt

@@ -0,0 +1,11 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert member to extension
+// ACTION: Convert to block body
+// ACTION: Move to companion object
+// ACTION: Specify return type explicitly
+
+
+abstract class Abstract {
+    open fun <caret>something() = "hi"
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused.after.kt

@@ -0,0 +1,4 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused.before.Dependency.java

@@ -0,0 +1,9 @@
+interface Inter {
+    String something();
+}
+
+class Test extends Abstract implements Inter {
+    String something() {
+        return "123";
+    }
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused.before.Main.kt

@@ -0,0 +1,5 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+    fun <caret>something() = "hi"
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused2.after.kt

@@ -0,0 +1,4 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused2.before.Dependency.java

@@ -0,0 +1,2 @@
+class Test extends Abstract {
+}

idea/testData/quickfix/removeUnused/javaTriangleUnused2.before.Main.kt

@@ -0,0 +1,5 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+    fun <caret>something() = "hi"
+}

idea/testData/quickfix/removeUnused/notTriangle.kt

@@ -0,0 +1,8 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+    open fun <caret>something() = "hi"
+}
+
+class Test: Abstract() {
+}

idea/testData/quickfix/removeUnused/notTriangle.kt.after

@@ -0,0 +1,7 @@
+// "Safe delete 'something'" "true"
+
+abstract class Abstract {
+}
+
+class Test: Abstract() {
+}

idea/testData/quickfix/removeUnused/triangle.kt

@@ -0,0 +1,17 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert member to extension
+// ACTION: Convert to block body
+// ACTION: Move to companion object
+// ACTION: Specify return type explicitly
+
+interface Inter {
+    fun something(): String
+}
+
+abstract class Abstract {
+    fun <caret>something() = "hi"
+}
+
+class Test: Abstract(), Inter {
+}

idea/testData/quickfix/removeUnused/triangle2.kt

@@ -0,0 +1,18 @@
+// "Safe delete 'something'" "false"
+// ACTION: Convert function to property
+// ACTION: Convert member to extension
+// ACTION: Convert to block body
+// ACTION: Move to companion object
+// ACTION: Specify return type explicitly
+
+interface Inter {
+    fun something(): String
+}
+
+abstract class Abstract {
+    open fun <caret>something() = "hi"
+}
+
+class Test: Abstract(), Inter {
+    override fun something() = "bye"
+}