def test_set_translation_reviewer_count_for_lang_code_updates_empty_dict(
            self):
        community_contribution_stats = (
            suggestion_services.get_community_contribution_stats()
        )
        self._assert_community_contribution_stats_is_in_default_state()

        (
            community_contribution_stats
            .set_translation_reviewer_count_for_language_code(
                self.sample_language_code, 2)
        )

        self.assertDictEqual(
            (
                community_contribution_stats
                .translation_reviewer_counts_by_lang_code
            ),
            {self.sample_language_code: 2}
        )