[FIR-TEST] Move analysis tests to separate module

compiler/fir/analysis-tests/testData/enhancement/jsr305/NonNullNever.java

@@ -0,0 +1,33 @@
+// FOREIGN_ANNOTATIONS
+
+// FILE: MyNullable.java
+
+import javax.annotation.*;
+import java.lang.annotation.Documented;
+import java.lang.annotation.Retention;
+import java.lang.annotation.RetentionPolicy;
+
+import javax.annotation.meta.TypeQualifierNickname;
+import javax.annotation.meta.When;
+
+@Documented
+@TypeQualifierNickname
+@Nonnull(when = When.NEVER)
+@Retention(RetentionPolicy.RUNTIME)
+public @interface MyNullable {
+
+}
+
+// FILE: NonNullNever.java
+
+import javax.annotation.*;
+        import javax.annotation.meta.When;
+
+public class NonNullNever {
+    @Nonnull(when = When.NEVER) public String field = null;
+
+    @MyNullable
+    public String foo(@Nonnull(when = When.NEVER) String x, @MyNullable CharSequence y) {
+        return "";
+    }
+}