public void doesNotContainCell(
      @Nullable Object rowKey, @Nullable Object colKey, @Nullable Object value) {
    doesNotContainCell(
        Tables.<@Nullable Object, @Nullable Object, @Nullable Object>immutableCell(
            rowKey, colKey, value));
  }
@Test
  public void doesNotContainCellFailure() {
    ImmutableTable<String, String, String> table = ImmutableTable.of("row", "col", "val");
    expectFailureWhenTestingThat(table).doesNotContainCell("row", "col", "val");
    assertFailureKeys("value of", "expected not to contain", "but was");
    assertFailureValue("value of", "table.cellSet()");
    assertFailureValue("expected not to contain", "(row,col)=val");
    assertFailureValue("but was", "[(row,col)=val]");
  }