public CompareResult Compare(SchemaSpecification otherSpec)
{
CompareResult result = new CompareResult();
foreach (var eachTable in _tableList)
{
Table otherTable = otherSpec.FindTableByName(eachTable.Name);
if (otherTable == null)
result.AddMissing(eachTable);
else
{
CompareResult compareResult = eachTable.Compare(otherTable);
if (compareResult.HaveValues)
{
var conflict = new SpecificationConflict(new Pair<Table>(eachTable, otherTable), compareResult);
result.AddConflict(conflict);
}
}
}
return result;
}
public CompareResult Compare(Table otherTable)
{
// guard clause: Different table names are not comparables
if (!Name.EqualsIgnoreCase(otherTable.Name))
throw new InvalidOperationException("Tables are not comparables. In order to compare two tables they must have the same name.");
CompareResult result = new CompareResult();
foreach (Column eachColumn in _columnList)
{
Column otherColumn = otherTable.FindColumnByName(eachColumn.Name);
if (otherColumn == null)
result.AddMissing(eachColumn);
else
if (!eachColumn.Equals(otherColumn))
{
var conflict = new TableConflict(new Pair<Column>(eachColumn, otherColumn));
result.AddConflict(conflict);
}
}
return result;
}
public void When_a_missing_column_added()
{
// Arrange
CompareResult compareResult = new CompareResult();
compareResult.AddMissing(Column.Create("irrelevant"));
// Assert
Assert.That(compareResult.HaveValues, Is.True);
}