[SAM with receiver] Prepare module structure to K2 implementation

plugins/sam-with-receiver/testData/diagnostics/samWithAnnotation.kt

@@ -0,0 +1,23 @@
+// !DIAGNOSTICS: -UNUSED_ANONYMOUS_PARAMETER,-UNUSED_VARIABLE
+
+// FILE: Sam.java
+@SamWithReceiver
+public interface Sam {
+    String run(String a, String b);
+}
+
+// FILE: test.kt
+annotation class SamWithReceiver
+
+fun test() {
+    Sam <!TYPE_MISMATCH!>{ <!EXPECTED_PARAMETERS_NUMBER_MISMATCH!>a, <!CANNOT_INFER_PARAMETER_TYPE!>b<!><!> ->
+        System.out.println(a)
+        ""
+    }<!>
+
+    Sam { b ->
+        val a: String = this
+        System.out.println(a)
+        ""
+    }
+}