    @Test
    public void testExtractReturnsOneOccurrence() {

        //setup
        String message = "Poker poker poker poker poker poker";

        //act
        Map<String, Long> result = testObj.extract(message, Lists.newArrayList("Poker","Tournament"));

        //assert
        assertNotNull(result);
        assertThat(result, Matchers.allOf(hasEntry(is("Poker"), is(1L))));
    }