private void BuildRowDictionary(DataTable dt, DataRowKeysComparer keyComparer, Dictionary <KeyCollection, int> dict)
{
dict.Clear();
foreach (DataRow row in dt.Rows)
{
RowHelper hlpr = new RowHelper();
var keys = keyComparer.GetKeys(row);
hlpr.Keys = keys;
//Check that the rows in the reference are unique
// All the rows should be unique regardless of whether it is the system under test or the result set.
if (dict.ContainsKey(keys))
{
dict[keys]++;
}
else
{
dict.Add(keys, 1);
}
}
}
private void BuildRowDictionary(DataTable dt, Dictionary <KeyCollection, RowHelper> dict, DataRowKeysComparer keyComparer, bool isSystemUnderTest)
{
dict.Clear();
foreach (DataRow row in dt.Rows)
{
RowHelper hlpr = new RowHelper();
var keys = keyComparer.GetKeys(row);
hlpr.Keys = keys;
hlpr.DataRowObj = row;
//Check that the rows in the reference are unique
// All the rows should be unique regardless of whether it is the system under test or the result set.
if (dict.ContainsKey(keys))
{
throw new EquivalerException(
string.Format("The {0} data set has some duplicated keys. Check your keys definition or the result set defined in your {1}. The duplicated hashcode is {2}.\r\nRow to insert:{3}.\r\nRow already inserted:{4}.",
isSystemUnderTest ? "actual" : "expected",
isSystemUnderTest ? "system-under-test" : "assertion",
keys.GetHashCode(),
RowToString(row),
RowToString(dict[keys].DataRowObj)
)
);
}
dict.Add(keys, hlpr);
}
}
private void CalculateHashValues(DataTable dt, Dictionary<Int64, CompareHelper> dict, DataRowKeysComparer keyComparer, bool isSystemUnderTest)
{
dict.Clear();
Int64 keysHashed;
Int64 valuesHashed;
foreach (DataRow row in dt.Rows)
{
CompareHelper hlpr = new CompareHelper();
keyComparer.GetHashCode64_KeysValues(row, out keysHashed, out valuesHashed);
hlpr.KeysHashed = keysHashed;
hlpr.ValuesHashed = valuesHashed;
hlpr.DataRowObj = row;
//Check that the rows in the reference are unique
// All the rows should be unique regardless of whether it is the system under test or the result set.
if (dict.ContainsKey(keysHashed))
{
throw new ResultSetComparerException(
string.Format("The {0} data set has some duplicated keys. Check your keys definition or the result set defined in your {1}.",
isSystemUnderTest ? "actual" : "expected",
isSystemUnderTest ? "system-under-test" : "assertion"
)
);
}
dict.Add(keysHashed, hlpr);
}
}
protected ResultSetCompareResult doCompare(DataTable x, DataTable y)
{
var chrono = DateTime.Now;
var columnsCount = Math.Max(y.Columns.Count, x.Columns.Count);
if (Settings == null)
BuildDefaultSettings(columnsCount);
else
Settings.ApplyTo(columnsCount);
Settings.ConsoleDisplay();
WriteSettingsToDataTableProperties(y, Settings);
WriteSettingsToDataTableProperties(x, Settings);
CheckSettingsAndDataTable(y, Settings);
CheckSettingsAndDataTable(x, Settings);
CheckSettingsAndFirstRow(y, Settings);
CheckSettingsAndFirstRow(x, Settings);
var keyComparer = new DataRowKeysComparer(Settings, x.Columns.Count);
CalculateHashValues(x, xDict, keyComparer, false);
CalculateHashValues(y, yDict, keyComparer, true);
chrono = DateTime.Now;
List<CompareHelper> missingRows;
{
var missingRowKeys = xDict.Keys.Except(yDict.Keys);
missingRows = new List<CompareHelper>(missingRowKeys.Count());
foreach (Int64 i in missingRowKeys)
{
missingRows.Add(xDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Missing rows: {0} [{1}]", missingRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
List<CompareHelper> unexpectedRows;
{
var unexpectedRowKeys = yDict.Keys.Except(xDict.Keys);
unexpectedRows = new List<CompareHelper>(unexpectedRowKeys.Count());
foreach (Int64 i in unexpectedRowKeys)
{
unexpectedRows.Add(yDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Unexpected rows: {0} [{1}]", unexpectedRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
List<CompareHelper> keyMatchingRows;
{
var keyMatchingRowKeys = xDict.Keys.Intersect(yDict.Keys);
keyMatchingRows = new List<CompareHelper>(keyMatchingRowKeys.Count());
foreach (Int64 i in keyMatchingRowKeys)
{
keyMatchingRows.Add(xDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Rows with a matching key and not duplicated: {0} [{1}]", keyMatchingRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
var nonMatchingValueRows = new List<DataRow>();
// If all of the columns make up the key, then we already know which rows match and which don't.
// So there is no need to continue testing
if (Settings.KeysDef != ResultSetComparisonSettings.KeysChoice.All)
{
foreach (var rxHelper in keyMatchingRows)
{
var ryHelper = yDict[rxHelper.KeysHashed];
if (ryHelper.ValuesHashed == rxHelper.ValuesHashed)
{
// quick shortcut. If the hash of the values matches, then there is no further need to test
continue;
}
var rx = rxHelper.DataRowObj;
var ry = ryHelper.DataRowObj;
for (int i = 0; i < rx.Table.Columns.Count; i++)
{
if (Settings.IsValue(i))
{
//Null management
if (rx.IsNull(i) || ry.IsNull(i))
{
if (!rx.IsNull(i) || !ry.IsNull(i))
{
ry.SetColumnError(i, ry.IsNull(i) ? rx[i].ToString() : "(null)");
if (!nonMatchingValueRows.Contains(ry))
nonMatchingValueRows.Add(ry);
}
}
//(value) management
else if (rx[i].ToString() == "(value)" || ry[i].ToString() == "(value)")
{
if (rx.IsNull(i) || ry.IsNull(i))
{
ry.SetColumnError(i, rx[i].ToString());
if (!nonMatchingValueRows.Contains(ry))
nonMatchingValueRows.Add(ry);
}
}
//Not Null management
else
{
ComparerResult result = null;
//Numeric
if (Settings.IsNumeric(i))
{
//Convert to decimal
if (Settings.IsRounding(i))
result = numericComparer.Compare(rx[i], ry[i], Settings.GetRounding(i));
else
result = numericComparer.Compare(rx[i], ry[i], Settings.GetTolerance(i));
}
//Date and Time
else if (Settings.IsDateTime(i))
{
//Convert to dateTime
if (Settings.IsRounding(i))
result = dateTimeComparer.Compare(rx[i], ry[i], Settings.GetRounding(i));
else
result = dateTimeComparer.Compare(rx[i], ry[i], Settings.GetTolerance(i));
}
//Boolean
else if (Settings.IsBoolean(i))
{
//Convert to bool
result = booleanComparer.Compare(rx[i], ry[i]);
}
//Text
else
{
result = textComparer.Compare(rx[i], ry[i]);
}
//If are not equal then we need to set the message in the ColumnError.
if (!result.AreEqual)
{
ry.SetColumnError(i, result.Message);
if (!nonMatchingValueRows.Contains(ry))
nonMatchingValueRows.Add(ry);
}
}
}
}
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Rows with a matching key but without matching value: {0} [{1}]", nonMatchingValueRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
var duplicatedRows = new List<DataRow>(); // Dummy place holder
return ResultSetCompareResult.Build(
missingRows.Select(a => a.DataRowObj).ToList(),
unexpectedRows.Select(a => a.DataRowObj).ToList(),
duplicatedRows,
keyMatchingRows.Select(a => a.DataRowObj).ToList(),
nonMatchingValueRows
);
}
private void BuildRowDictionary(DataTable dt, Dictionary<KeyCollection, CompareHelper> dict, DataRowKeysComparer keyComparer, bool isSystemUnderTest)
{
dict.Clear();
foreach (DataRow row in dt.Rows)
{
CompareHelper hlpr = new CompareHelper();
var keys = keyComparer.GetKeys(row);
hlpr.Keys = keys;
hlpr.DataRowObj = row;
//Check that the rows in the reference are unique
// All the rows should be unique regardless of whether it is the system under test or the result set.
if (dict.ContainsKey(keys))
{
throw new ResultSetComparerException(
string.Format("The {0} data set has some duplicated keys. Check your keys definition or the result set defined in your {1}. The duplicated hashcode is {2}.\r\nRow to insert:{3}.\r\nRow already inserted:{4}.",
isSystemUnderTest ? "actual" : "expected",
isSystemUnderTest ? "system-under-test" : "assertion",
keys.GetHashCode(),
RowToString(row),
RowToString(dict[keys].DataRowObj)
)
);
}
dict.Add(keys, hlpr);
}
}
protected ResultSetCompareResult doCompare(DataTable x, DataTable y)
{
var chrono = DateTime.Now;
var columnsCount = Math.Max(y.Columns.Count, x.Columns.Count);
if (Settings == null)
BuildDefaultSettings(columnsCount);
else
Settings.ApplyTo(columnsCount);
Settings.ConsoleDisplay();
WriteSettingsToDataTableProperties(y, Settings);
WriteSettingsToDataTableProperties(x, Settings);
CheckSettingsAndDataTable(y, Settings);
CheckSettingsAndDataTable(x, Settings);
CheckSettingsAndFirstRow(y, Settings);
CheckSettingsAndFirstRow(x, Settings);
var keyComparer = new DataRowKeysComparer(Settings, x.Columns.Count);
chrono = DateTime.Now;
BuildRowDictionary(x, xDict, keyComparer, false);
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Building first rows dictionary: {0} [{1}]", x.Rows.Count, DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
BuildRowDictionary(y, yDict, keyComparer, true);
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Building second rows dictionary: {0} [{1}]", y.Rows.Count, DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
List<CompareHelper> missingRows;
{
var missingRowKeys = xDict.Keys.Except(yDict.Keys);
missingRows = new List<CompareHelper>(missingRowKeys.Count());
foreach (var i in missingRowKeys)
{
missingRows.Add(xDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Missing rows: {0} [{1}]", missingRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
List<CompareHelper> unexpectedRows;
{
var unexpectedRowKeys = yDict.Keys.Except(xDict.Keys);
unexpectedRows = new List<CompareHelper>(unexpectedRowKeys.Count());
foreach (var i in unexpectedRowKeys)
{
unexpectedRows.Add(yDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Unexpected rows: {0} [{1}]", unexpectedRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
List<CompareHelper> keyMatchingRows;
{
var keyMatchingRowKeys = xDict.Keys.Intersect(yDict.Keys);
keyMatchingRows = new List<CompareHelper>(keyMatchingRowKeys.Count());
foreach (var i in keyMatchingRowKeys)
{
keyMatchingRows.Add(xDict[i]);
}
}
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Rows with a matching key and not duplicated: {0} [{1}]", keyMatchingRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
chrono = DateTime.Now;
var nonMatchingValueRows = new List<DataRow>();
// If all of the columns make up the key, then we already know which rows match and which don't.
// So there is no need to continue testing
CompareValues(keyMatchingRows, nonMatchingValueRows);
Trace.WriteLineIf(NBiTraceSwitch.TraceInfo, string.Format("Rows with a matching key but without matching value: {0} [{1}]", nonMatchingValueRows.Count(), DateTime.Now.Subtract(chrono).ToString(@"d\d\.hh\h\:mm\m\:ss\s\ \+fff\m\s")));
var duplicatedRows = new List<DataRow>(); // Dummy place holder
return ResultSetCompareResult.Build(
missingRows.Select(a => a.DataRowObj).ToList(),
unexpectedRows.Select(a => a.DataRowObj).ToList(),
duplicatedRows,
keyMatchingRows.Select(a => a.DataRowObj).ToList(),
nonMatchingValueRows
);
}
