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Added support for With No Lock

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This commit is contained in:
Grzegorz Russek
2023-09-11 13:29:01 +02:00
parent 9364a45561
commit 8519ca3a13
8 changed files with 243 additions and 27 deletions
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57
DynamORM.Tests/Select/ParserTests.cs
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@@ -47,7 +47,8 @@ namespace DynamORM.Tests.Select
CreateDynamicDatabase(
DynamicDatabaseOptions.SingleConnection |
DynamicDatabaseOptions.SingleTransaction |
DynamicDatabaseOptions.SupportLimitOffset);
DynamicDatabaseOptions.SupportLimitOffset |
DynamicDatabaseOptions.SupportNoLock);
}
/// <summary>Tear down test objects.</summary>
@@ -98,6 +99,18 @@ namespace DynamORM.Tests.Select
Assert.AreEqual("SELECT * FROM \"dbo\".\"Users\" AS c", cmd.CommandText());
}
/// <summary>
/// Tests from method with as expression in text.
/// </summary>
[TestMethod]
public void TestFromGetAsNoLock1()
{
IDynamicSelectQueryBuilder cmd = new DynamicSelectQueryBuilder(Database);
cmd.From(u => u.dbo.Users.As("c").NoLock());
Assert.AreEqual("SELECT * FROM \"dbo\".\"Users\" AS c WITH(NOLOCK)", cmd.CommandText());
}
/// <summary>
/// Tests from method with as expression using lambda.
/// </summary>
@@ -211,6 +224,19 @@ namespace DynamORM.Tests.Select
Assert.AreEqual("SELECT * FROM (SELECT * FROM \"dbo\".\"Users\") AS u", cmd.CommandText());
}
/// <summary>
/// Tests from method using invoke with sub query.
/// </summary>
[TestMethod]
public void TestFromSubQuery4()
{
IDynamicSelectQueryBuilder cmd = new DynamicSelectQueryBuilder(Database);
cmd.From(u => u(new DynamicSelectQueryBuilder(Database).From(x => x.dbo.Users.NoLock())).As("u"));
Assert.AreEqual("SELECT * FROM (SELECT * FROM \"dbo\".\"Users\" WITH(NOLOCK)) AS u", cmd.CommandText());
}
/// <summary>
/// Tests where method with alias.
/// </summary>
@@ -416,6 +442,35 @@ namespace DynamORM.Tests.Select
Assert.AreEqual(string.Format("SELECT usr.*, uc.\"Users\" FROM \"dbo\".\"Users\" AS usr INNER JOIN (SELECT * FROM \"dbo\".\"UserClients\" WHERE (\"Deleted\" = [${0}])) AS uc ON ((usr.\"Id_User\" = uc.\"User_Id\") AND (uc.\"Users\" IS NOT NULL))", cmd.Parameters.Keys.First()), cmd.CommandText());
}
/// <summary>
/// Tests from method using invoke with sub query an no lock.
/// </summary>
[TestMethod]
public void TestInnerJoin5()
{
IDynamicSelectQueryBuilder cmd = new DynamicSelectQueryBuilder(Database);
cmd.From(u => u.dbo.Users.As(u.usr).NoLock())
.SubQuery((b, s) => b.Join(usr => usr(s.From(x => x.dbo.UserClients.NoLock()).Where(x => x.Deleted == 0)).Inner().As(usr.uc).On(usr.Id_User == usr.uc.User_Id && usr.uc.Users != null)))
.Select(usr => usr.All(), uc => uc.Users);
Assert.AreEqual(string.Format("SELECT usr.*, uc.\"Users\" FROM \"dbo\".\"Users\" AS usr WITH(NOLOCK) INNER JOIN (SELECT * FROM \"dbo\".\"UserClients\" WITH(NOLOCK) WHERE (\"Deleted\" = [${0}])) AS uc ON ((usr.\"Id_User\" = uc.\"User_Id\") AND (uc.\"Users\" IS NOT NULL))", cmd.Parameters.Keys.First()), cmd.CommandText());
}
/// <summary>
/// Tests inner join method with no lock.
/// </summary>
[TestMethod]
public void TestInnerJoin6()
{
IDynamicSelectQueryBuilder cmd = new DynamicSelectQueryBuilder(Database);
cmd.From(u => u.dbo.Users.As(u.usr).NoLock())
.Join(u => u.Inner().dbo.UserClients.AS(u.uc).NoLock().On(u.usr.Id_User == u.uc.User_Id));
Assert.AreEqual(string.Format("SELECT * FROM \"dbo\".\"Users\" AS usr WITH(NOLOCK) INNER JOIN \"dbo\".\"UserClients\" AS uc WITH(NOLOCK) ON (usr.\"Id_User\" = uc.\"User_Id\")"), cmd.CommandText());
}
/// <summary>
/// Tests left outer join method.
/// </summary>