import org.junit.Assert;

public class Test {

private final int[] nums = {-2, -1, 0, 1, 2};

private final int expect = 2;

@org.junit.Test

public void ThreeSumTest() {

test(new ThreeSumSlow());

}

@org.junit.Test

public void ThreeSumBinarySearchTest() {

test(new ThreeSumBinarySearch());

}

@org.junit.Test

public void TreeSumTwoPointerTest() {

test(new ThreeSumTwoPointer());

}

private void test(ThreeSum threeSum) {

Assert.assertEquals(threeSum.count(nums), expect);

}

}