EntityFrameworkCore.Jet/test/EFCore.Jet.FunctionalTests/Query/AdHocManyToManyQueryJetTest.cs

using EntityFrameworkCore.Jet.FunctionalTests.TestUtilities;
using Microsoft.EntityFrameworkCore;
using Microsoft.EntityFrameworkCore.Query;
using Microsoft.EntityFrameworkCore.TestUtilities;
using System.Threading.Tasks;

namespace EntityFrameworkCore.Jet.FunctionalTests.Query;

#nullable disable

public class AdHocManyToManyQueryJetTest(NonSharedFixture fixture) : AdHocManyToManyQueryRelationalTestBase(fixture)
{
    protected override ITestStoreFactory TestStoreFactory
        => JetTestStoreFactory.Instance;

    public override async Task SelectMany_with_collection_selector_having_subquery()
    {
        await base.SelectMany_with_collection_selector_having_subquery();

        AssertSql(
            """
SELECT [u].[Id] AS [UserId], [s].[Id] AS [OrgId]
FROM [Users] AS [u]
CROSS JOIN (
    SELECT [o1].[Id]
    FROM (
        SELECT 1 AS empty
    ) AS [e]
    LEFT JOIN (
        SELECT [o].[Id]
        FROM [Organisations] AS [o]
        WHERE EXISTS (
            SELECT 1
            FROM [OrganisationUser] AS [o0]
            WHERE [o].[Id] = [o0].[OrganisationId])
    ) AS [o1] ON 1 = 1
) AS [s]
""");
    }

    public override async Task Many_to_many_load_works_when_join_entity_has_custom_key(bool async)
    {
        await base.Many_to_many_load_works_when_join_entity_has_custom_key(async);

        AssertSql(
            """
@p='1'

SELECT TOP 1 `m`.`Id`
FROM `ManyM_DB` AS `m`
WHERE `m`.`Id` = @p
""",
            //
            """
@p='1'
@p='1'

SELECT `s`.`Id`, `m`.`Id`, `s`.`Id0`, `s0`.`Id`, `s0`.`ManyM_Id`, `s0`.`ManyN_Id`, `s0`.`Id0`
FROM (`ManyM_DB` AS `m`
INNER JOIN (
    SELECT `m1`.`Id`, `m0`.`Id` AS `Id0`, `m0`.`ManyM_Id`
    FROM `ManyMN_DB` AS `m0`
    LEFT JOIN `ManyN_DB` AS `m1` ON `m0`.`ManyN_Id` = `m1`.`Id`
) AS `s` ON `m`.`Id` = `s`.`ManyM_Id`)
LEFT JOIN (
    SELECT `m2`.`Id`, `m2`.`ManyM_Id`, `m2`.`ManyN_Id`, `m3`.`Id` AS `Id0`
    FROM `ManyMN_DB` AS `m2`
    INNER JOIN `ManyM_DB` AS `m3` ON `m2`.`ManyM_Id` = `m3`.`Id`
    WHERE `m3`.`Id` = @p
) AS `s0` ON `s`.`Id` = `s0`.`ManyN_Id`
WHERE `m`.`Id` = @p
ORDER BY `m`.`Id`, `s`.`Id0`, `s`.`Id`, `s0`.`Id`
""",
            //
            """
@p='1'

SELECT TOP 1 `m`.`Id`
FROM `ManyN_DB` AS `m`
WHERE `m`.`Id` = @p
""",
            //
            """
@p='1'
@p='1'

SELECT `s`.`Id`, `m`.`Id`, `s`.`Id0`, `s0`.`Id`, `s0`.`ManyM_Id`, `s0`.`ManyN_Id`, `s0`.`Id0`
FROM (`ManyN_DB` AS `m`
INNER JOIN (
    SELECT `m1`.`Id`, `m0`.`Id` AS `Id0`, `m0`.`ManyN_Id`
    FROM `ManyMN_DB` AS `m0`
    INNER JOIN `ManyM_DB` AS `m1` ON `m0`.`ManyM_Id` = `m1`.`Id`
) AS `s` ON `m`.`Id` = `s`.`ManyN_Id`)
LEFT JOIN (
    SELECT `m2`.`Id`, `m2`.`ManyM_Id`, `m2`.`ManyN_Id`, `m3`.`Id` AS `Id0`
    FROM `ManyMN_DB` AS `m2`
    INNER JOIN `ManyN_DB` AS `m3` ON `m2`.`ManyN_Id` = `m3`.`Id`
    WHERE `m3`.`Id` = @p
) AS `s0` ON `s`.`Id` = `s0`.`ManyM_Id`
WHERE `m`.`Id` = @p
ORDER BY `m`.`Id`, `s`.`Id0`, `s`.`Id`, `s0`.`Id`
""");
    }
}