/// <summary>
/// 直接执行 SQL 语句的测试.
/// </summary>
public static void ExecSql()
{
Console.WriteLine("----- test exec sql func -----");
// 测试插入 10 行.
Console.WriteLine("-- INSERT 10 LINE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
for (int i = 1; i <= 10; i++)
{
School mySchool = new School()
{
SchoolName = String.Format("{0}_{1:000}", TEST_SCHOOL_NAME, i),
SchoolAddress = String.Format("上海市某某路{0:000}号", i)
};
// 新增学校.
context.Schools.Add(mySchool);
}
// 物理保存.
context.SaveChanges();
}
Console.WriteLine("-- EXEC SQL CMD. --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
string sql = @"
SELECT TOP (3)
Id,
school_name AS SchoolName,
school_address AS SchoolAddress,
school_state AS State
FROM
test_abp_school
ORDER BY
Id
";
var queryResult = context.Database.SqlQuery <School>(sql);
foreach (var mySchool in queryResult)
{
Console.WriteLine(mySchool);
}
}
Console.WriteLine("-- DELETE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var removeList = context.Schools.Where(p => p.SchoolName.StartsWith(TEST_SCHOOL_NAME)).ToList();
foreach (var item in removeList)
{
context.Schools.Remove(item);
}
// 物理保存.
context.SaveChanges();
}
Console.WriteLine();
}
/// <summary>
/// 翻页的测试.
/// </summary>
public static void TestPage()
{
Console.WriteLine("----- test Page basic func -----");
// 测试插入 20 行.
Console.WriteLine("-- INSERT 20 LINE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
for (int i = 1; i <= 20; i++)
{
School mySchool = new School()
{
SchoolName = String.Format("{0}_{1:000}", TEST_SCHOOL_NAME, i),
SchoolAddress = String.Format("上海市某某路{0:000}号", i)
};
// 新增学校.
context.Schools.Add(mySchool);
}
// 物理保存.
context.SaveChanges();
}
Console.WriteLine("-- PAGE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var query =
from data in context.Schools
select data;
// 排序 = 名称逆序
query = query.OrderByDescending(p => p.SchoolName);
// 跳过10行， 取5行.
query = query.Skip(10).Take(5);
var resultList = query.ToList();
Console.WriteLine("Skip 10 Take 5 Result !");
foreach (var mySchool in resultList)
{
Console.WriteLine(mySchool);
}
}
Console.WriteLine("-- DELETE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var removeList = context.Schools.Where(p => p.SchoolName.StartsWith(TEST_SCHOOL_NAME)).ToList();
foreach (var item in removeList)
{
context.Schools.Remove(item);
}
// 物理保存.
context.SaveChanges();
}
Console.WriteLine();
}
/// <summary>
/// 单表基本操作测试.
/// </summary>
public static void TestOneTableFunc()
{
Console.WriteLine("----- test one table basic func -----");
// 测试插入.
Console.WriteLine("-- INSERT --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
School mySchool = new School()
{
SchoolName = TEST_SCHOOL_NAME,
SchoolAddress = "上海市某某路1234号"
};
// 新增学校.
context.Schools.Add(mySchool);
// 物理保存.
context.SaveChanges();
Console.WriteLine("After Add. School = {0}", mySchool);
}
// 测试查询.
Console.WriteLine("-- SELECT --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
if (mySchool == null)
{
Console.WriteLine("## School Data Not Found!");
}
else
{
Console.WriteLine("Query 1. School = {0}", mySchool);
}
}
// 测试更新.
Console.WriteLine("-- UPDATE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
mySchool.SchoolAddress = "上海市某某路5678号";
context.SaveChanges();
}
// 测试查询.
Console.WriteLine("-- SELECT --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
if (mySchool == null)
{
Console.WriteLine("## School Data Not Found!");
}
else
{
Console.WriteLine("Query 2. School = {0}", mySchool);
}
}
// 测试删除.
Console.WriteLine("-- DELETE --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
context.Schools.Remove(mySchool);
context.SaveChanges();
}
// 测试查询.
Console.WriteLine("-- SELECT --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
if (mySchool == null)
{
Console.WriteLine("Success! After delete. School Data is Not Found!");
}
}
Console.WriteLine();
}
/// <summary>
/// 多表的基本操作测试.
/// </summary>
public static void TestMulTableFunc()
{
Console.WriteLine("----- test mul table basic func -----");
// 测试插入学校.
Console.WriteLine("-- INSERT SCHOOL --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
School mySchool = new School()
{
SchoolName = TEST_SCHOOL_NAME,
SchoolAddress = "上海市某某路1234号"
};
// 新增学校.
context.Schools.Add(mySchool);
// 物理保存.
context.SaveChanges();
Console.WriteLine("After Add. School = {0}", mySchool);
}
// 测试插入老师.
Console.WriteLine("-- INSERT TEACHER --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
Teacher t1 = new Teacher()
{
SchoolID = mySchool.Id,
TeacherName = "张三"
};
context.Teachers.Add(t1);
Teacher t2 = new Teacher()
{
SchoolID = mySchool.Id,
TeacherName = "李四"
};
context.Teachers.Add(t2);
// 物理保存.
context.SaveChanges();
}
// 测试查询.
Console.WriteLine("-- SELECT SCHOOL & TEACHER --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
// 注意： 这里好像没法 context.Schools.Includes("SchoolTeachers")
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
Console.WriteLine(mySchool);
foreach (var myTeacher in mySchool.SchoolTeachers)
{
Console.WriteLine(myTeacher);
}
}
// 测试删除.
Console.WriteLine("-- DELETE SCHOOL & TEACHER --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
var removeList = mySchool.SchoolTeachers.ToList();
foreach (var myTeacher in removeList)
{
context.Teachers.Remove(myTeacher);
}
context.Schools.Remove(mySchool);
// 物理保存.
context.SaveChanges();
}
// 测试查询.
Console.WriteLine("-- SELECT --");
using (B2000_AbpEfDbContext context = new B2000_AbpEfDbContext())
{
var mySchool = context.Schools.FirstOrDefault(p => p.SchoolName == TEST_SCHOOL_NAME);
if (mySchool == null)
{
Console.WriteLine("Success! After delete. School Data is Not Found!");
}
}
Console.WriteLine();
}