private IEnumerable<TestRow> Explore(TestConfigurationMatrix matrix, TestMatrixExplorationKind explorationKind, TestRunStrategy testRunStrategy)
{
List<KeyValuePair<Dimension, IExplorationStrategy>> testShellDimensionsWithStrategies = new List<KeyValuePair<Dimension, IExplorationStrategy>>();
List<IConstraint> testShellContraints = new List<IConstraint>();
Dictionary<string, TestDimension> testDimensionsToExpand = new Dictionary<string, TestDimension>();
foreach (var testDimension in matrix.Dimensions)
{
testDimensionsToExpand.Add(testDimension.Name, testDimension);
}
// Now override any dimensions for the run Strategy
if (testRunStrategy != null)
{
foreach (var testDimension in testRunStrategy.OverrideDimensions)
{
testDimensionsToExpand[testDimension.Name] = testDimension;
}
}
// Add test matrix combinations
this.GetFlattenDimensionsWithConstraints(testDimensionsToExpand.Values, testShellDimensionsWithStrategies, testShellContraints);
// Create test dimension for the platforms
var platformDimension = new Dimension<string>("Platform");
var platformExplorationStrategy = new ExhaustiveIEnumerableStrategy<string>(matrix.TestAssemblies.Select(ta => ta.PlatformType.ToString()));
testShellDimensionsWithStrategies.Add(new KeyValuePair<Dimension, IExplorationStrategy>(platformDimension, platformExplorationStrategy));
CombinatorialStrategy testConfigurationExplorationStrategy = null;
Matrix testShellMatrix = new Matrix(matrix.Name, testShellDimensionsWithStrategies.Select(pair => pair.Key).ToArray());
if (explorationKind == TestMatrixExplorationKind.Exhaustive)
{
testConfigurationExplorationStrategy = new ExhaustiveCombinatorialStrategy(testShellMatrix, testShellContraints);
}
else
{
testConfigurationExplorationStrategy = new PairwiseStrategy(testShellMatrix, this.RandomNumberGenerator.Next, testShellContraints);
}
foreach (var ds in testShellDimensionsWithStrategies)
{
testConfigurationExplorationStrategy.SetDimensionStrategy(ds.Key, ds.Value);
}
List<TestRow> testRows = new List<TestRow>();
foreach (var vector in testConfigurationExplorationStrategy.Explore())
{
Dictionary<string, string> rowValues = new Dictionary<string, string>();
foreach (var testShellDimensionWithStrategy in testShellDimensionsWithStrategies)
{
rowValues.Add(testShellDimensionWithStrategy.Key.Name, (string)vector.GetValue(testShellDimensionWithStrategy.Key));
}
testRows.Add(new TestRow(rowValues));
}
return testRows;
}
private IEnumerable <TestRow> Explore(TestConfigurationMatrix matrix, TestMatrixExplorationKind explorationKind, TestRunStrategy testRunStrategy)
{
List <KeyValuePair <Dimension, IExplorationStrategy> > testShellDimensionsWithStrategies = new List <KeyValuePair <Dimension, IExplorationStrategy> >();
List <IConstraint> testShellContraints = new List <IConstraint>();
Dictionary <string, TestDimension> testDimensionsToExpand = new Dictionary <string, TestDimension>();
foreach (var testDimension in matrix.Dimensions)
{
testDimensionsToExpand.Add(testDimension.Name, testDimension);
}
// Now override any dimensions for the run Strategy
if (testRunStrategy != null)
{
foreach (var testDimension in testRunStrategy.OverrideDimensions)
{
testDimensionsToExpand[testDimension.Name] = testDimension;
}
}
// Add test matrix combinations
this.GetFlattenDimensionsWithConstraints(testDimensionsToExpand.Values, testShellDimensionsWithStrategies, testShellContraints);
// Create test dimension for the platforms
var platformDimension = new Dimension <string>("Platform");
var platformExplorationStrategy = new ExhaustiveIEnumerableStrategy <string>(matrix.TestAssemblies.Select(ta => ta.PlatformType.ToString()));
testShellDimensionsWithStrategies.Add(new KeyValuePair <Dimension, IExplorationStrategy>(platformDimension, platformExplorationStrategy));
CombinatorialStrategy testConfigurationExplorationStrategy = null;
Matrix testShellMatrix = new Matrix(matrix.Name, testShellDimensionsWithStrategies.Select(pair => pair.Key).ToArray());
if (explorationKind == TestMatrixExplorationKind.Exhaustive)
{
testConfigurationExplorationStrategy = new ExhaustiveCombinatorialStrategy(testShellMatrix, testShellContraints);
}
else
{
testConfigurationExplorationStrategy = new PairwiseStrategy(testShellMatrix, this.RandomNumberGenerator.Next, testShellContraints);
}
foreach (var ds in testShellDimensionsWithStrategies)
{
testConfigurationExplorationStrategy.SetDimensionStrategy(ds.Key, ds.Value);
}
List <TestRow> testRows = new List <TestRow>();
foreach (var vector in testConfigurationExplorationStrategy.Explore())
{
Dictionary <string, string> rowValues = new Dictionary <string, string>();
foreach (var testShellDimensionWithStrategy in testShellDimensionsWithStrategies)
{
rowValues.Add(testShellDimensionWithStrategy.Key.Name, (string)vector.GetValue(testShellDimensionWithStrategy.Key));
}
testRows.Add(new TestRow(rowValues));
}
return(testRows);
}