package com.mydreamjob.talentdiscovery;

import org.junit.jupiter.api.Test;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.boot.test.mock.mockito.MockBean;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.test.context.ActiveProfiles;

import static org.assertj.core.api.Assertions.assertThat;

/** 只读确认 V41 的 V39 迁移在集成测试 H2(MODE=MySQL) 中已执行。 */
@SpringBootTest
@ActiveProfiles("integration-test")
class TalentDiscoveryPersistenceIntegrationTest {
    @Autowired JdbcTemplate jdbcTemplate;
    @MockBean RedisTemplate<String, Object> redisTemplate;

    @Test
    void v39Migration_createsPreferenceTableWithSafeDefaultsAndConstraints() {
        Integer tableCount = jdbcTemplate.queryForObject(
                "SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='STUDENT_TALENT_DISCOVERY_PREFERENCES'",
                Integer.class);
        assertThat(tableCount).isEqualTo(1);

        String enabledDefault = jdbcTemplate.queryForObject(
                "SELECT COLUMN_DEFAULT FROM INFORMATION_SCHEMA.COLUMNS "
                        + "WHERE TABLE_NAME='STUDENT_TALENT_DISCOVERY_PREFERENCES' AND COLUMN_NAME='ENABLED'",
                String.class);
        assertThat(enabledDefault).isEqualTo("0");

        Integer uniqueCount = jdbcTemplate.queryForObject(
                "SELECT COUNT(*) FROM INFORMATION_SCHEMA.TABLE_CONSTRAINTS "
                        + "WHERE TABLE_NAME='STUDENT_TALENT_DISCOVERY_PREFERENCES' "
                        + "AND CONSTRAINT_NAME='UK_STUDENT_TALENT_DISCOVERY_PREFERENCES_STUDENT' "
                        + "AND CONSTRAINT_TYPE='UNIQUE'",
                Integer.class);
        assertThat(uniqueCount).isEqualTo(1);
    }
}