本文整理汇总了C#中BrightstarDB.Tests.EntityFramework.MyEntityContext.DeleteObject方法的典型用法代码示例。如果您正苦于以下问题：C# MyEntityContext.DeleteObject方法的具体用法？C# MyEntityContext.DeleteObject怎么用？C# MyEntityContext.DeleteObject使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类BrightstarDB.Tests.EntityFramework.MyEntityContext的用法示例。
在下文中一共展示了MyEntityContext.DeleteObject方法的4个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C#代码示例。
示例1: TestDeletionOfEntities
public void TestDeletionOfEntities()
{
var storeName = Guid.NewGuid().ToString();
var context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName);
var p1 = context.Persons.Create();
p1.Name = "jen";
var skillIds = new List<string>();
for(var i = 0; i < 5 ;i++)
{
var skill = context.Skills.Create();
skill.Name = "Skill " + i;
if(i < 3)
{
p1.Skills.Add(skill);
}
skillIds.Add(skill.Id);
}
context.SaveChanges();
var jenId = p1.Id;
context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName);
var jen = context.Persons.Where(p => p.Id.Equals(jenId)).FirstOrDefault();
Assert.IsNotNull(jen);
Assert.AreEqual("jen", jen.Name);
Assert.AreEqual(3, jen.Skills.Count);
var allSkills = context.Skills;
Assert.AreEqual(5, allSkills.Count());
foreach(var s in allSkills)
{
context.DeleteObject(s);
}
context.SaveChanges();
context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName);
allSkills = context.Skills;
Assert.AreEqual(0, allSkills.Count());
jen = context.Persons.Where(p => p.Id.Equals(jenId)).FirstOrDefault();
Assert.IsNotNull(jen);
Assert.AreEqual("jen", jen.Name);
Assert.AreEqual(0, jen.Skills.Count, "Person still has 3 skills even after skills are deleted");
context.DeleteObject(jen);
context.SaveChanges();
jen = context.Persons.Where(p => p.Id.Equals(jenId)).FirstOrDefault();
Assert.IsNull(jen);
}示例2: TestDeleteEntityInSameContext
public void TestDeleteEntityInSameContext()
{
var storeName = "DeleteEntityInSameContext_" + DateTime.Now.Ticks;
using (
var context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName)
)
{
var alice = context.Persons.Create();
alice.Name = "Alice";
context.SaveChanges();
string aliceId = alice.Id;
// Delete object
context.DeleteObject(alice);
context.SaveChanges();
// Object should no longer be discoverable
Assert.That(context.Persons.FirstOrDefault(p => p.Id.Equals(aliceId)), Is.Null);
}
}示例3: TestDeleteEntity
public void TestDeleteEntity()
{
var storeName = Guid.NewGuid().ToString();
var context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName);
// create person
var p1 = context.Persons.Create();
p1.Name = "jen";
context.SaveChanges();
// retrieve object
var jenId = p1.Id;
context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName);
var jen = context.Persons.Where(p => p.Id.Equals(jenId)).FirstOrDefault();
context.DeleteObject(jen);
context.SaveChanges();
Assert.AreEqual(0, context.Persons.Count());
}示例4: TestDeleteEntity
public void TestDeleteEntity()
{
var storeName = Guid.NewGuid().ToString();
string jenId;
using (
var context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName)
)
{
// create person
var p1 = context.Persons.Create();
p1.Name = "jen";
context.SaveChanges();
// retrieve object
jenId = p1.Id;
}
using (
var context = new MyEntityContext("type=embedded;storesdirectory=c:\\brightstar;storename=" + storeName)
)
{
var jen = context.Persons.FirstOrDefault(p => p.Id == jenId);
context.DeleteObject(jen);
context.SaveChanges();
jen = context.Persons.FirstOrDefault(p => p.Id == jenId);
Assert.That(jen, Is.Null);
}
}