[Lombok] Convert tests with compilation errors to diagnostic tests

plugins/lombok/testData/box/data.kt

@@ -0,0 +1,43 @@
+// FILE: DataExample.java
+
+import lombok.*;
+
+@Data public class DataExample {
+    private final String name;
+    @Setter(AccessLevel.PACKAGE) private int age;
+    private double score;
+    private String[] tags;
+
+    @ToString(includeFieldNames=true)
+    @Data(staticConstructor="of")
+    public static class Exercise<T> {
+        private final String name;
+        private final T value;
+    }
+
+    public static void usage() {
+        val obj = new DataExample("name");
+        obj.getName();
+        obj.getTags();
+        obj.setScore(1.5);
+
+        Exercise<Integer> ex = Exercise.of("name", 12);
+    }
+}
+
+// FILE: test.kt
+
+fun box(): String {
+    val obj = DataExample("name")
+    obj.getName()
+    assertEquals(obj.name, "name")
+    obj.getTags()
+    val tags = obj.tags
+    obj.setScore(1.5)
+    assertEquals(obj.score, 1.5)
+    obj.score = 2.5
+    assertEquals(obj.score, 2.5)
+
+    val ex: DataExample.Exercise<Int> = DataExample.Exercise.of("name", 12)
+    return "OK"
+}