Update CaesarCipherSolverTests.java

tests/edu/caltech/cs2/project01/CaesarCipherSolverTests.java

@@ -93,7 +93,7 @@ class CaesarCipherSolverTests {
     @ValueSource(strings = { "", "HI", "HI THERE", "A B C D E F GGG", "TRUTH IS NOT A DEMOCRACY", DECLARATION})
     public void testSplitBySpaces(String toSplit) {
         List<String> list = CaesarCipherSolver.splitBySpaces(toSplit);
-        assertEquals(toSplit.trim(), String.join(" ", list));
+        assertIterableEquals(Arrays.asList(toSplit.trim().split(" ")), list);
     }
 
     @Order(8)