Added better support for clearing the db schema for test. Added more support for different db behaviors for tests, now to update
the behaviors where necessary as this will speed things up quite a lot.
This commit is contained in:
Shannon Deminick
@@ -45,117 +45,6 @@ namespace SqlCE4Umbraco
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}
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}
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//SD: Commented this out, it was used to remove all data in the database but not the database schema....
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// hoping for faster unit test performance, unfortunately I don't think it is currently possible to
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// install the base umbraco data without dropping constraints. For some reason I don't think the performance
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// will be much faster dropping and re-creating constraints as opposed to just re-creating the schema.
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// internal void ClearUmbracoDatabaseData()
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// {
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// var tables = new List<string>();
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// using (var reader = ExecuteReader("select table_name from information_schema.tables where table_type <> 'VIEW' order by table_name"))
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// {
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// while (reader.Read()) tables.Add(reader.GetString("table_name").Trim());
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// }
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// var pKeys = new List<Tuple<string, string>>();
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// //first get the primary key columsn for each table:
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// using (var reader = ExecuteReader(@"
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//select information_schema.table_constraints.table_name, column_name from information_schema.table_constraints
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//inner join information_schema.key_column_usage
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//on information_schema.table_constraints.constraint_name = information_schema.key_column_usage.constraint_name
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//where constraint_type = 'PRIMARY KEY'"))
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// {
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// while (reader.Read())
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// {
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// pKeys.Add(new Tuple<string, string>(reader.GetString("table_name").Trim(), reader.GetString("column_name").Trim()));
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// }
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// }
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// //exclude the umbracoNode table, it is special and has a recursive constraing so we'll deal with that last
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// tables = tables.Where(x => !x.InvariantEquals("umbracoNode")).ToList();
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// var retries = -1;
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// //Clear all data in all tables except for umbracoNode... this will always be last
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// while (tables.Any())
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// {
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// retries++;
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// //avoid an infinite loop if there's something seriously wrong
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// if (retries > 100)
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// {
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// throw new ApplicationException("Could not clear out all of the data in the database :(");
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// }
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// var currTables = tables.ToArray();
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// for (int index = 0; index < currTables.Count(); index++)
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// {
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// var table = currTables[index];
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// try
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// {
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// //get all foreign key constraint columns for the table
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// var fkCols = new List<string>();
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// using (var reader = ExecuteReader(@"
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//select column_name
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// from information_schema.key_column_usage
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// inner join information_schema.table_constraints on
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// information_schema.key_column_usage.constraint_name =
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// information_schema.table_constraints.constraint_name
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//where constraint_type = 'FOREIGN KEY' AND information_schema.key_column_usage.table_name = '" + table + "'"))
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// {
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// while (reader.Read()) fkCols.Add(reader.GetString("column_name").Trim());
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// }
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// //set the value to null for everything in these columns (we do a try catch in case null is not allowed)
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// foreach (var fk in fkCols)
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// {
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// try
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// {
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// ExecuteNonQuery("UPDATE " + table + " SET " + fk + " = NULL");
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// }
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// catch (Exception)
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// {
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// //swallow this exception and continue, apparently null is not allowed here
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// }
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// }
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// //SINCE SqlCe doesn't support "truncate table" we need to do this and reset the identity seed
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// ExecuteNonQuery("delete from [" + table + "]");
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// foreach (var key in pKeys.Where(x => x.Item1.InvariantEquals(table)))
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// {
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// try
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// {
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// ExecuteNonQuery("ALTER TABLE [" + table + "] ALTER COLUMN " + key.Item2 + " IDENTITY (1,1)");
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// }
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// catch (Exception)
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// {
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// //swallow... SD: we're swallowing this in case the key doesn't have an identity, there might be a better way to
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// // look this up but I can't find it.
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// }
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// }
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// tables.Remove(table); //table is complete
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// }
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// catch (Exception)
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// {
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// //swallow... SD: I know this isn't nice but it's just as fast and trying to identify the upmost 'parent' table
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// // and then follow its chain down to it's bottommost 'child' table based on constraints/relations is something
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// // I don't feel like writing.... could figure it out manually but don't have time atm.
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// }
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// }
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// }
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// //Now, we deal with umbracoNode
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// //Set all parentId's = the first item found
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// var firstId = ExecuteScalar<int>("Select TOP 1 id from umbracoNode");
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// ExecuteNonQuery("UPDATE umbracoNode SET parentId = " + firstId);
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// //now clear out the data, aparet from the foreign key we've updated too
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// ExecuteNonQuery("delete from umbracoNode where id <> " + firstId);
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// //finally clear out the last one
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// ExecuteNonQuery("delete from umbracoNode");
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// }
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/// <summary>
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/// Most likely only will be used for unit tests but will remove all tables from the database
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/// </summary>
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