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Spring boot 如何使用jdbcTemplate方法测试我的存储库?_Spring Boot_Kotlin_Repository_Junit5 - Fatal编程技术网

Spring boot 如何使用jdbcTemplate方法测试我的存储库?

Spring boot 如何使用jdbcTemplate方法测试我的存储库?,spring-boot,kotlin,repository,junit5,Spring Boot,Kotlin,Repository,Junit5,这里有我的存储库,在这里我检查我的数据库中是否存在这样的语言 @Repository class LanguageRepositoryImpl(private val jdbcTemplate: NamedParameterJdbcTemplate) : LanguageRepository { companion object { private const val EXIST_LANGUAGE_QUERY = "SELECT

这里有我的存储库,在这里我检查我的数据库中是否存在这样的语言

    @Repository
class LanguageRepositoryImpl(private val jdbcTemplate: NamedParameterJdbcTemplate) : LanguageRepository {
    companion object {
        private const val EXIST_LANGUAGE_QUERY =
            "SELECT EXISTS(SELECT * FROM languages AS l WHERE l.language = :language)"
    }

    override fun existsLanguage(language: String): Boolean {
        return jdbcTemplate.queryForObject(EXIST_LANGUAGE_QUERY, mapOf("language" to language), Boolean::class.java)!!
    }
}
这是我的测试,我得到一个异常“ParameterResolutionException:没有为参数注册ParameterResolver”

class LanguageRepositoryTest(private val languageRepository: LanguageRepository) {
    companion object {
        private const val CORRECT_LANGUAGE = "en"
        private const val INCORRECT_LANGUAGE = "jp"
    }

    @Test
    internal fun check_for_exist_language_True() {
        Assertions.assertTrue(languageRepository.existsLanguage(CORRECT_LANGUAGE))
    }

    @Test
    internal fun check_for_exist_language_False() {
        Assertions.assertFalse(languageRepository.existsLanguage(INCORRECT_LANGUAGE))
    }
}
所以问题是——如何将我的存储库正确地注入到测试中,以及如何以这种方式正确地测试存储库