public static void main(String[] argvs) {
MinimumWindowSubstring mws = new MinimumWindowSubstring();
System.out.println(mws.minWindow("bba", "ab"));
}
@Test
public void testNormalCases() {
Assert.assertEquals(MinimumWindowSubstring.minWindow("BANCFBD", "ABC"), "BANC");
}
@Test
public void testEmptyString() {
Assert.assertEquals(MinimumWindowSubstring.minWindow("", ""), "");
}
@Test
public void testLongerTargetString() {
Assert.assertEquals(MinimumWindowSubstring.minWindow("abc", "abcd"), "");
}
