/// <summary>
/// 设置指定的查询语句并返回当前语句
/// </summary>
/// <param name="command">选择语句</param>
/// <param name="topics">主题列表</param>
/// <param name="includeHide">是否包含隐藏主题</param>
/// <returns>当前语句</returns>
internal static SelectCommand Where(this SelectCommand command, IList <ForumTopicEntity> topics, Boolean includeHide)
{
SqlConditionBuilder c = command.ConditionBuilder;
AbstractSqlCondition condition = command.WhereCondition as AbstractSqlCondition;
AbstractSqlCondition temp = null;
if (!includeHide)
{
temp = c.Equal(ForumPostRepository.ISHIDE, false);
condition = (condition == null ? temp : condition & temp);
}
if (topics != null)
{
temp = c.In <Int32>(ForumPostRepository.TOPICID, () =>
{
List <Int32> ids = new List <Int32>();
for (Int32 i = 0; i < topics.Count; i++)
{
ids.Add(topics[i].TopicID);
}
return(ids);
});
condition = (condition == null ? temp : condition & temp);
}
return(command.Where(condition));
}
public void LinqCreateInConditionTest()
{
AbstractDatabase fakeDb = DatabaseFactory.CreateDatabase("", "System.Data.SqlClient") as AbstractDatabase;
SelectCommand expectedCommand = fakeDb.CreateSelectCommand("");
SelectCommand actualCommand = fakeDb.CreateSelectCommand("");
SqlConditionBuilder expectedConditionBuilder = expectedCommand.ConditionBuilder;
SqlInsideParametersCondition expectedCondition = expectedConditionBuilder.InThese("TestColumn1", "1");
SqlInsideParametersCondition actualCondition = SqlLinqCondition.Create <TestEntity>(actualCommand, c => c.Test1.InThese("1")) as SqlInsideParametersCondition;
Assert.AreEqual(expectedCondition, actualCondition);
SqlInsideParametersCondition expectedCondition2 = expectedConditionBuilder.InThese("TestColumn1", "1", "2", "3", "4", "5");
SqlInsideParametersCondition actualCondition2 = SqlLinqCondition.Create <TestEntity>(actualCommand, c => c.Test1.InThese("1", "2", "3", "4", "5")) as SqlInsideParametersCondition;
Assert.AreEqual(expectedCondition2, actualCondition2);
SqlInsideParametersCondition expectedCondition3 = expectedConditionBuilder.InThese("TestColumn2", 1, 2, 3, 4, 5);
SqlInsideParametersCondition actualCondition3 = SqlLinqCondition.Create <TestEntity>(actualCommand, c => c.Test2.InThese(1, 2, 3, 4, 5)) as SqlInsideParametersCondition;
Assert.AreEqual(expectedCondition3, actualCondition3);
SqlInsideParametersCondition expectedCondition4 = expectedConditionBuilder.InThese("TestColumn5", 1, 2, 3, 4, 5);
SqlInsideParametersCondition actualCondition4 = SqlLinqCondition.Create <TestEntity>(actualCommand, c => c.Test5.InThese(1, 2, 3, 4, 5)) as SqlInsideParametersCondition;
Assert.AreEqual(expectedCondition4, actualCondition4);
TestEntityRepository repository = new TestEntityRepository(fakeDb);
TestEntity entity = new TestEntity()
{
Test1 = "1", Test2 = 2, Test3 = 3.0, Test4 = DateTime.Now, Test8 = 8
};
SqlInsideCommandCondition expectedCondition5 = expectedConditionBuilder.In("TestColumn4", repository.TableName, s =>
{
s.Query("TestColumn4")
.Paged(10, 2)
.Where <TestEntity>(c => c.Test1 == "test" && c.Test2 != 222 && c.Test4 < DateTime.Now)
.OrderBy <TestEntity>(c => c.Test3, SqlOrderType.Desc);
});
Action <SelectCommand> createAnotherSelect = s =>
{
s.Query("TestColumn4")
.Paged(10, 2)
.Where <TestEntity>(sc => sc.Test1 == "test" && sc.Test2 != 222 && sc.Test4 < DateTime.Now)
.OrderBy <TestEntity>(sc => sc.Test3, SqlOrderType.Desc);
};
SqlInsideCommandCondition actualCondition5 = SqlLinqCondition.Create <TestEntity>(actualCommand, c => c.Test4.In <TestEntity>(createAnotherSelect)) as SqlInsideCommandCondition;
Assert.AreEqual(expectedCondition5, actualCondition5);
}
