@Test
public final void testMultiEscapedWhitespace() {
RegExLexer l = new RegExLexer("a\\\\\\ b");
assertTrue(l.hasNext());
assertEquals("a\\\\ b", l.peek());
assertEquals("a\\\\ b", l.next());
assertFalse(l.hasNext());
}
@Test
public final void testEndWithWhitespace() {
RegExLexer l = new RegExLexer("a\\ b");
assertTrue(l.hasNext());
assertEquals("a ", l.peek());
assertEquals("a ", l.next());
assertTrue(l.hasNext());
assertEquals("b", l.peek());
assertEquals("b", l.next());
assertFalse(l.hasNext());
}
@Test
public final void testBasicIteration() {
RegExLexer l = new RegExLexer("a b");
assertEquals(0, l.offset());
assertTrue(l.hasNext());
assertEquals("a", l.peek());
assertEquals(0, l.offset());
assertEquals("a", l.next());
assertEquals(3, l.offset());
assertTrue(l.hasNext());
assertEquals("b", l.peek());
assertEquals(3, l.offset());
assertEquals("b", l.next());
assertEquals(4, l.offset());
assertFalse(l.hasNext());
}
