public void Can_GetRoles()
{
var articleWithRolesDataResult = new ArticleWithRolesDataResult();
articleWithRolesDataResult.Roles = "Role1, Role2";
var actual = articleWithRolesDataResult.GetRoles();
Assert.Equal(2, actual.Length);
Assert.Equal("Role1", actual[0]);
Assert.Equal("Role2", actual[1]);
}
public async Task <ArticleWithRolesDataResult> GetArticleWithRolesAsync(Guid articleId)
{
using (NpgsqlConnection connection = new NpgsqlConnection(base.connectionString))
{
string sql = @"SELECT
a.""Id"",
a.""Title"",
a.""Body"",
a.""Timestamp"",
string_agg(r.""Name"", ', ') AS ""Roles""
FROM ""Articles"" a
LEFT JOIN ""ArticleRoles"" ar ON ar.""ArticleId"" = a.""Id""
LEFT JOIN ""AspNetRoles"" r ON r.""Id"" = ar.""RoleId""
WHERE a.""Id"" = :ArticleId
GROUP BY a.""Id"", a.""Title"", a.""Body"", a.""Timestamp"";
";
using (NpgsqlCommand command = new NpgsqlCommand(sql, connection))
{
command.Parameters.AddWithValue("ArticleId", articleId);
await connection.OpenAsync();
using (NpgsqlDataReader dataReader = await command.ExecuteReaderAsync())
{
while (await dataReader.ReadAsync())
{
var articleWithRolesDataResult = new ArticleWithRolesDataResult
{
Id = (Guid)dataReader["Id"],
Title = (string)dataReader["Title"],
Body = (string)dataReader["Body"],
Timestamp = (DateTime)dataReader["Timestamp"],
Roles = Convert.ToString(dataReader["Roles"])
};
return(articleWithRolesDataResult);
}
}
}
}
return(null);
}
