Files
Academic-Affairs-System/tests/Jiaowu.Api.Tests/DemoDataSeederTests.cs
T

128 lines
4.7 KiB
C#

using Jiaowu.Api.Domain.Academic;
using Jiaowu.Api.Infrastructure.Caching;
using Jiaowu.Api.Infrastructure.Persistence;
using Microsoft.Data.Sqlite;
using Microsoft.EntityFrameworkCore;
using Microsoft.Extensions.Logging.Abstractions;
namespace Jiaowu.Api.Tests;
public sealed class DemoDataSeederTests
{
[Fact]
public async Task SeedAsync_populates_an_empty_business_database()
{
await using var connection = new SqliteConnection("Data Source=:memory:");
await connection.OpenAsync();
await using var db = await CreateDatabaseAsync(connection);
await SeedCourseCategoriesAsync(db);
var seeder = new DemoDataSeeder(
db,
NoOpAppCache.Instance,
NullLogger<DemoDataSeeder>.Instance);
await seeder.SeedAsync();
Assert.Equal(1, await db.Campuses.CountAsync());
Assert.Equal(16, await db.Colleges.CountAsync());
Assert.Equal(52, await db.Majors.CountAsync());
Assert.Equal(104, await db.AdministrativeClasses.CountAsync());
Assert.Equal(128, await db.Teachers.CountAsync());
Assert.Equal(3640, await db.Students.CountAsync());
Assert.Equal(148, await db.Courses.CountAsync());
Assert.Equal(736, await db.TeacherCourseApplications.CountAsync());
Assert.Equal(1, await db.AcademicTerms.CountAsync(x => x.IsCurrent));
Assert.Equal(30, await db.Classrooms.CountAsync());
}
[Fact]
public async Task SeedAsync_rejects_a_database_with_business_data()
{
await using var connection = new SqliteConnection("Data Source=:memory:");
await connection.OpenAsync();
await using var db = await CreateDatabaseAsync(connection);
await SeedCourseCategoriesAsync(db);
db.Campuses.Add(new Campus { Code = "EXISTING", Name = "现有校区" });
await db.SaveChangesAsync();
var seeder = new DemoDataSeeder(
db,
NoOpAppCache.Instance,
NullLogger<DemoDataSeeder>.Instance);
var exception = await Assert.ThrowsAsync<InvalidOperationException>(
() => seeder.SeedAsync());
Assert.Contains("只允许写入没有业务数据的新数据库", exception.Message);
Assert.Contains("校区", exception.Message);
Assert.Equal(1, await db.Campuses.CountAsync());
}
[Fact]
public async Task SeedAsync_rolls_back_all_demo_rows_when_insertion_fails()
{
await using var connection = new SqliteConnection("Data Source=:memory:");
await connection.OpenAsync();
await using var db = await CreateDatabaseAsync(connection);
await SeedCourseCategoriesAsync(db);
var practiceCategory = await db.CourseCategories
.SingleAsync(x => x.Code == "PRACTICE");
db.CourseCategories.Remove(practiceCategory);
await db.SaveChangesAsync();
var seeder = new DemoDataSeeder(
db,
NoOpAppCache.Instance,
NullLogger<DemoDataSeeder>.Instance);
await Assert.ThrowsAsync<KeyNotFoundException>(() => seeder.SeedAsync());
db.ChangeTracker.Clear();
Assert.Equal(0, await db.Campuses.CountAsync());
Assert.Equal(0, await db.Colleges.CountAsync());
Assert.Equal(0, await db.Students.CountAsync());
Assert.Equal(0, await db.Courses.CountAsync());
Assert.Equal(0, await db.AcademicTerms.CountAsync());
Assert.Equal(0, await db.Classrooms.CountAsync());
}
private static async Task<AppDbContext> CreateDatabaseAsync(
SqliteConnection connection)
{
var options = new DbContextOptionsBuilder<AppDbContext>()
.UseSqlite(connection)
.Options;
var db = new AppDbContext(options);
await db.Database.EnsureCreatedAsync();
return db;
}
private static async Task SeedCourseCategoriesAsync(AppDbContext db)
{
db.CourseCategories.AddRange(
CreateCategory("BASIC", "基础课程", 10),
CreateCategory("MORAL", "德育课程", 20),
CreateCategory("AESTHETIC", "美育课程", 30),
CreateCategory("LABOR", "劳动教育", 40),
CreateCategory("INNOVATION", "创新创业", 50),
CreateCategory("ENGLISH", "大学英语", 60),
CreateCategory("SPORTS", "大学体育", 70),
CreateCategory("MILITARY", "国防教育", 80),
CreateCategory("MAJOR", "专业教育", 90),
CreateCategory("PRACTICE", "实践教学", 100));
await db.SaveChangesAsync();
}
private static CourseCategory CreateCategory(
string code,
string name,
int sortOrder) =>
new()
{
Code = code,
Name = name,
SortOrder = sortOrder
};
}