import org.checkerframework.common.value.qual.IntRange;

public class RefinementLT {

    void test_backwards(int a, int j, int s) {
        /** backwards less than */
        // :: error: (assignment.type.incompatible)
        @IntRange(from = 0) int aa = a;
        if (-1 < a) {
            @IntRange(from = 0) int b = a;
            @IntRange(from = -1) int b1 = a;
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 1) int b2 = a;
        } else {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 0) int c = a;
        }

        if (0 < j) {
            @IntRange(from = 1) int k = j;
        } else {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 1) int l = j;
        }

        if (1 < s) {
            @IntRange(from = 1) int t = s;
        } else {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 1) int u = s;
        }
    }

    void test_forwards(int a, int j, int s) {
        /** forwards less than */
        // :: error: (assignment.type.incompatible)
        @IntRange(from = 0) int aa = a;
        if (a < -1) {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = -1) int b = a;
        } else {
            @IntRange(from = -1) int c = a;
        }

        if (j < 0) {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 0) int k = j;
        } else {
            @IntRange(from = 0) int l = j;
            @IntRange(from = -1) int l1 = j;
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 1) int l2 = j;
        }

        if (s < 1) {
            // :: error: (assignment.type.incompatible)
            @IntRange(from = 1) int t = s;
        } else {
            @IntRange(from = 1) int u = s;
        }
    }
}
