checker/tests/index/RefinementGT.java

import org.checkerframework.checker.index.qual.GTENegativeOne;
import org.checkerframework.checker.index.qual.NonNegative;
import org.checkerframework.checker.index.qual.Positive;

public class RefinementGT {

  void test_forward(int a, int j, int s) {
    /** forwards greater than */
    // :: error: (assignment)
    @NonNegative int aa = a;
    if (a > -1) {
      /** a is NN now */
      @NonNegative int b = a;
    } else {
      // :: error: (assignment)
      @NonNegative int c = a;
    }

    if (j > 0) {
      /** j is POS now */
      @Positive int k = j;
    } else {
      // :: error: (assignment)
      @Positive int l = j;
    }

    if (s > 1) {
      @Positive int t = s;
    } else {
      // :: error: (assignment)
      @Positive int u = s;
    }
  }

  void test_backwards(int a, int j, int s) {
    /** backwards greater than */
    // :: error: (assignment)
    @NonNegative int aa = a;
    if (-1 > a) {
      // :: error: (assignment)
      @GTENegativeOne int b = a;
    } else {
      @GTENegativeOne int c = a;
    }

    if (0 > j) {
      // :: error: (assignment)
      @NonNegative int k = j;
    } else {
      @NonNegative int l = j;
    }

    if (1 > s) {
      // :: error: (assignment)
      @Positive int t = s;
    } else {
      @Positive int u = s;
    }
  }
}
// a comment