public void testRemoveLeadingAndEndingQuotes() throws Exception {
assertEquals(null, StringHelper.removeLeadingAndEndingQuotes(null));
assertEquals("", StringHelper.removeLeadingAndEndingQuotes(""));
assertEquals(" ", StringHelper.removeLeadingAndEndingQuotes(" "));
assertEquals("Hello World", StringHelper.removeLeadingAndEndingQuotes("Hello World"));
assertEquals("Hello World", StringHelper.removeLeadingAndEndingQuotes("'Hello World'"));
assertEquals("Hello World", StringHelper.removeLeadingAndEndingQuotes("\"Hello World\""));
assertEquals("Hello 'Camel'", StringHelper.removeLeadingAndEndingQuotes("Hello 'Camel'"));
}
