.expectCollects(
            new ImmutableTable.Builder<String, String, Integer>()
                .put("one", "uno", 1)
                .put("two", "dos", 2)
                .put("three", "tres", 3)
                .buildOrThrow(),
            immutableCell("one", "uno", 1),
            immutableCell("two", "dos", 2),
            immutableCell("three", "tres", 3));
  }

    mIntegerToSpanish.put(1, "Uno");
    mIntegerToSpanish.put(3, "Tres");
    mIntegerToSpanish.put(4, "Cuatro");
    Function<Integer, String> integerToSpanish = Functions.forMap(mIntegerToSpanish);

    Function<String, String> japaneseToSpanish =
        Functions.compose(integerToSpanish, japaneseToInteger);

    assertEquals("Uno", japaneseToSpanish.apply("Ichi"));

    mIntegerToSpanish.put(1, "Uno");
    mIntegerToSpanish.put(3, "Tres");
    mIntegerToSpanish.put(4, "Cuatro");
    Function<Integer, String> integerToSpanish = Functions.forMap(mIntegerToSpanish);

    Function<String, String> japaneseToSpanish =
        Functions.compose(integerToSpanish, japaneseToInteger);

    assertEquals("Uno", japaneseToSpanish.apply("Ichi"));

  }

  public void testDuplicateValues() {
    ImmutableMap<String, Integer> map =
        new ImmutableMap.Builder<String, Integer>()
            .put("one", 1)
            .put("two", 2)
            .put("uno", 1)
            .put("dos", 2)
            .buildOrThrow();

    IllegalArgumentException expected =
        assertThrows(IllegalArgumentException.class, () -> ImmutableBiMap.copyOf(map));