public void frontTimes() { assertEquals("Input: frontTimes(\"Chocolate\", 2)", "ChoCho", exercises.FrontTimes("Chocolate", 2)); assertEquals("Input: frontTimes(\"Chocolate\", 3)", "ChoChoCho", exercises.FrontTimes("Chocolate", 3)); assertEquals("Input: frontTimes(\"Abc\", 3)", "AbcAbcAbc", exercises.FrontTimes("Abc", 3)); assertEquals("Input: frontTimes(\"Ab\", 4)", "AbAbAbAb", exercises.FrontTimes("Ab", 4)); assertEquals("Input: frontTimes(\"A\", 4)", "AAAA", exercises.FrontTimes("A", 4)); assertEquals("Input: frontTimes(\"\", 4)", "", exercises.FrontTimes("", 4)); assertEquals("Input: frontTimes(\"Abc\", 0)", "", exercises.FrontTimes("Abc", 0)); }