public void GetArgumentsFromQuery_ShouldReturnValidStringArray(string query)
{
var actual = CreateUtils.GetArgumentsFromQuery(query);
var expected = new string[] { "CREATE TABLE users", "email text, phoneNumber int);" };
Assert.Equal(expected, actual);
}
public override bool Check(string query)
{
string[] arguments = CreateUtils.GetArgumentsFromQuery(query);
if (arguments.Length != 2)
{
throw new MalformedArgumentsException();
}
return(this.CheckNext(query));
}
public void GetColumnsFromArguments_ShouldReturnValidColumns()
{
var query = "CREATE TABLE users ( email text, phoneNumber int ";
var arguments = CreateUtils.GetArgumentsFromQuery(query);
var actual = CreateUtils.GetColumnsFromArguments(arguments);
var expected = new string[][] {
new string[] { "email", "text" },
new string[] { "phoneNumber", "int" }
};
Assert.Equal(expected, actual);
}
public override bool Check(string query)
{
var tableName = CreateUtils.GetTableNameFromQuery(query);
if (!Regex.IsMatch(tableName, @"^[a-zA-Z]+$"))
{
throw new ForbiddenTableNameException(tableName);
}
if (_database.GetTableNames().Contains(tableName))
{
throw new TableAlreadyExistsException(tableName);
}
return(this.CheckNext(query));
}
public override bool Check(string query)
{
var arguments = CreateUtils.GetArgumentsFromQuery(query);
var columns = CreateUtils.GetColumnsFromArguments(arguments);
foreach (var column in columns)
{
if (!GeneralUtils.GetSupportedTypes().Contains(column[1].ToLower()))
{
throw new UnsupportedTypeException(column[1]);
}
}
return(this.CheckNext(query));
}
private void CreateTable(string query)
{
var arguments = CreateUtils.GetArgumentsFromQuery(query.Remove(query.Length - 2));
var tableName = CreateUtils.GetTableNameFromQuery(query);
var columns = CreateUtils.GetColumnsFromArguments(arguments);
var table = new Table(tableName);
foreach (var element in columns)
{
var column = new Column(new Properties(element[0], element[1]));
table.AddColumn(column);
}
this._database.AddTable(table);
}
public override bool Check(string query)
{
var arguments = CreateUtils.GetArgumentsFromQuery(query);
var columns = CreateUtils.GetColumnsFromArguments(arguments);
if (!columns.All(x => x.Length == 2))
{
throw new MalformedColumnsException();
}
foreach (var column in columns)
{
if (!GeneralUtils.ContainsOnlyAlphaNumericCharacters(column[0]))
{
throw new ForbiddenCharactersException(column[0]);
}
if (column[0].ToLower() == "id")
{
throw new ForbiddenColumnNameException(column[0]);
}
}
return(this.CheckNext(query));
}
public void GetTableNameFromQuery_ShouldReturnValidTableName(string query, string expectedTableName)
{
var actual = CreateUtils.GetTableNameFromQuery(query);
Assert.Equal(actual, expectedTableName);
}
