DynamORM/DynamORM.Tests/Select/TypedFluentBuilderTests.cs

/*
 * DynamORM - Dynamic Object-Relational Mapping library.
 * Copyright (c) 2012-2026, Grzegorz Russek (grzegorz.russek@gmail.com)
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions are met:
 *
 * Redistributions of source code must retain the above copyright notice,
 * this list of conditions and the following disclaimer.
 *
 * Redistributions in binary form must reproduce the above copyright notice,
 * this list of conditions and the following disclaimer in the documentation
 * and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
 * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
 * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
 * THE POSSIBILITY OF SUCH DAMAGE.
*/

using System.Linq;
using DynamORM.Builders;
using DynamORM.Tests.Helpers;
using NUnit.Framework;

namespace DynamORM.Tests.Select
{
    [TestFixture]
    public class TypedFluentBuilderTests : TestsBase
    {
        [SetUp]
        public void SetUp()
        {
            CreateTestDatabase();
            CreateDynamicDatabase(
                DynamicDatabaseOptions.SingleConnection |
                DynamicDatabaseOptions.SingleTransaction |
                DynamicDatabaseOptions.SupportLimitOffset);
        }

        [TearDown]
        public void TearDown()
        {
            DestroyDynamicDatabase();
            DestroyTestDatabase();
        }

        [Test]
        public void TestTypedWhereAndSelectUsesPropertyMap()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .Where(u => u.Id == 1)
                .Select(u => u.Code.As("CodeAlias"))
                .OrderBy(u => u.Code.Desc());

            Assert.AreEqual(
                string.Format("SELECT u.\"user_code\" AS \"CodeAlias\" FROM \"sample_users\" AS u WHERE (u.\"id_user\" = [${0}]) ORDER BY u.\"user_code\" DESC", cmd.Parameters.Keys.First()),
                cmd.CommandText());
        }

        [Test]
        public void TestTypedWhereSupportsContains()
        {
            var ids = new[] { 1L, 2L, 3L }.ToList();

            var cmd = Database.From<TypedFluentUser>("u")
                .Where(u => ids.Contains(u.Id))
                .Select(u => u.Id);

            Assert.AreEqual(
                string.Format("SELECT u.\"id_user\" FROM \"sample_users\" AS u WHERE (u.\"id_user\" IN([${0}], [${1}], [${2}]))",
                    cmd.Parameters.Keys.ElementAt(0),
                    cmd.Parameters.Keys.ElementAt(1),
                    cmd.Parameters.Keys.ElementAt(2)),
                cmd.CommandText());
        }

        [Test]
        public void TestTypedGroupByHavingOrderBy()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .Select(u => u.Code)
                .GroupBy(u => u.Code)
                .Having(u => u.Code != null)
                .OrderBy(u => u.Code.Asc());

            Assert.AreEqual("SELECT u.\"user_code\" FROM \"sample_users\" AS u GROUP BY u.\"user_code\" HAVING (u.\"user_code\" IS NOT NULL) ORDER BY u.\"user_code\" ASC",
                cmd.CommandText());
        }

        [Test]
        public void TestTypedJoin()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .Join<TypedFluentUser>(j => j.As("x").On((l, r) => l.Id == r.Id))
                .Select(u => u.Id);

            Assert.AreEqual("SELECT u.\"id_user\" FROM \"sample_users\" AS u INNER JOIN \"sample_users\" AS x ON (u.\"id_user\" = x.\"id_user\")",
                cmd.CommandText());
        }

        [Test]
        public void TestTypedLeftJoin()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .Join<TypedFluentUser>(j => j.Left().As("x").On((l, r) => l.Id == r.Id))
                .Select(u => u.Id);

            Assert.AreEqual("SELECT u.\"id_user\" FROM \"sample_users\" AS u LEFT JOIN \"sample_users\" AS x ON (u.\"id_user\" = x.\"id_user\")",
                cmd.CommandText());
        }

        [Test]
        public void TestTypedRightJoin()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .RightJoin<TypedFluentUser>((l, r) => l.Id == r.Id, "x")
                .Select(u => u.Id);

            Assert.AreEqual("SELECT u.\"id_user\" FROM \"sample_users\" AS u RIGHT JOIN \"sample_users\" AS x ON (u.\"id_user\" = x.\"id_user\")",
                cmd.CommandText());
        }

        [Test]
        public void TestTypedFullJoin()
        {
            var cmd = Database.From<TypedFluentUser>("u")
                .FullJoin<TypedFluentUser>((l, r) => l.Id == r.Id, "x")
                .Select(u => u.Id);

            Assert.AreEqual("SELECT u.\"id_user\" FROM \"sample_users\" AS u FULL JOIN \"sample_users\" AS x ON (u.\"id_user\" = x.\"id_user\")",
                cmd.CommandText());
        }
    }
}