### Question:
PlaceholderQuery { List<String> getPlaceholders() { return placeholders; } PlaceholderQuery(String query); String getSql(); ArgumentBuilder newArgs(); @Override String toString();  }### Answer:
@Test public void testPlaceholderQueryParsing() { assertEquals(4, query.getPlaceholders().size()); assertEquals(Arrays.asList("value1", "value2", "value3", "value2"), query.getPlaceholders()); }