public void last2() { assertEquals("Input: last2(\"hixxhi\")", 1, exercises.Last2("hixxhi")); assertEquals("Input: last2(\"xaxxaxaxx\")", 1, exercises.Last2("xaxxaxaxx")); assertEquals("Input: last2(\"axxxaaxx\")", 2, exercises.Last2("axxxaaxx")); assertEquals("Input: last2(\"xxaxxaxxaxx\")", 3, exercises.Last2("xxaxxaxxaxx")); assertEquals("Input: last2(\"xaxaxaxx\")", 0, exercises.Last2("xaxaxaxx")); assertEquals("Input: last2(\"xxxx\")", 2, exercises.Last2("xxxx")); assertEquals("Input: last2(\"13121312\")", 1, exercises.Last2("13121312")); assertEquals("Input: last2(\"11212\")", 1, exercises.Last2("11212")); assertEquals("Input: last2(\"13121311\")", 0, exercises.Last2("13121311")); assertEquals("Input: last2(\"1717171\")", 2, exercises.Last2("1717171")); assertEquals("Input: last2(\"hi\")", 0, exercises.Last2("hi")); assertEquals("Input: last2(\"h\")", 0, exercises.Last2("h")); assertEquals("Input: last2(\"\")", 0, exercises.Last2("")); }