assertFalse(restriction.isLowerBoundInclusive(), CHECK_LOWER_BOUND_INCLUSIVE);
        assertEquals("1.0", restriction.getUpperBound().toString(), CHECK_UPPER_BOUND);
        assertTrue(restriction.isUpperBoundInclusive(), CHECK_UPPER_BOUND_INCLUSIVE);
        assertNull(range.getRecommendedVersion(), CHECK_VERSION_RECOMMENDATION);
        assertFalse(range.isSelectedVersionKnown(artifact), CHECK_SELECTED_VERSION_KNOWN);

                            upper = res1.getUpperBound();
                            upperInclusive = res1.isUpperBoundInclusive();
                        } else if (comparison == 0) {
                            upper = res1.getUpperBound();
                            upperInclusive = res1.isUpperBoundInclusive() && res2.isUpperBoundInclusive();
                        } else {
                            upper = res2.getUpperBound();

    }

    public boolean isLowerBoundInclusive() {
        return lowerBoundInclusive;
    }

    public ArtifactVersion getUpperBound() {
        return upperBound;
    }

    public boolean isUpperBoundInclusive() {
        return upperBoundInclusive;
    }

    public boolean containsVersion(ArtifactVersion version) {
        if (lowerBound != null) {
            int comparison = lowerBound.compareTo(version);