diff --git a/test/java/foundation/pEp/pitytest/utils/RangeInt.java b/test/java/foundation/pEp/pitytest/utils/RangeInt.java
new file mode 100644
index 0000000..ff2c760
--- /dev/null
+++ b/test/java/foundation/pEp/pitytest/utils/RangeInt.java
@@ -0,0 +1,107 @@
+package foundation.pEp.pitytest.utils;
+
+import java.util.HashSet;
+import java.util.Set;
+
+public class RangeInt {
+    private int min;
+    private int max;
+
+    public RangeInt(int min, int max) {
+        setMinMax(min,max);
+    }
+
+    public RangeInt(int oneOnly) {
+        setMinMax(oneOnly);
+    }
+
+    public void setMinMax(int min, int max) {
+        setMin(min);
+        setMax(max);
+    }
+
+    public void setMinMax(int oneOnly) {
+        setMin(oneOnly);
+        setMax(oneOnly);
+    }
+
+    public int getMin() {
+        return min;
+    }
+
+    public void setMin(int min) {
+        this.min = min;
+    }
+
+    public int getMax() {
+        return max;
+    }
+
+    public void setMax(int max) {
+        this.max = max;
+    }
+
+    public boolean isInverted() {
+        if (min > max) {
+            return true;
+        } else {
+            return false;
+        }
+    }
+
+    public int effectiveMin() {
+        return Math.min(min, max);
+    }
+
+    public int effectiveMax() {
+        return Math.max(min, max);
+    }
+
+    // Always > 0
+    public int getSize() {
+        return Math.abs(max - min) + 1; // + 1 because range includes min and max
+    }
+
+    public Set<Integer> toSet() {
+        Set<Integer> ret = new HashSet();
+        if (!this.isInverted()) {
+            for (int i = min; i <= max; i++) {
+                ret.add(i);
+            }
+        } else {
+            for (int i = min; i >= max; i--) {
+                ret.add(i);
+            }
+        }
+        return ret;
+    }
+
+    // includes min and max
+    // Works for inverted ranges too
+    public boolean contains(int val) {
+        boolean ret = false;
+        if (!this.isInverted()) {
+            if (val >= min && val <= max) {
+                ret = true;
+            }
+        } else {
+            if (val >= max && val <= min) {
+                ret = true;
+            }
+        }
+        return ret;
+    }
+
+    @Override
+    public String toString() {
+        String ret = "";
+        ret += "min: " + getMin()+ "\n";
+        ret += "max: " + getMax()+ "\n";
+        ret += "size: " + getSize()+ "\n";
+        ret += "isInverted: " + isInverted()+ "\n";
+        ret += "effectiveMin: " + effectiveMin()+ "\n";
+        ret += "effectiveMax: " + effectiveMax()+ "\n";
+
+        return ret;
+    }
+}
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