public void DebuggerAttributesValid <TKey, TElement>(ILookup <TKey, TElement> lookup, TKey dummy1, TElement dummy2)
{
// The dummy parameters can be removed once https://github.com/dotnet/buildtools/pull/1300 is brought in.
Assert.Equal($"Count = {lookup.Count}", DebuggerAttributes.ValidateDebuggerDisplayReferences(lookup));
object proxyObject = DebuggerAttributes.GetProxyObject(lookup);
// Validate proxy fields
Assert.Empty(DebuggerAttributes.GetDebuggerVisibleFields(proxyObject.GetType()));
// Validate proxy properties
IEnumerable <PropertyInfo> properties = DebuggerAttributes.GetDebuggerVisibleProperties(proxyObject.GetType());
Assert.Equal(1, properties.Count());
// Groupings
PropertyInfo groupingsProperty = properties.Single(property => property.Name == "Groupings");
Assert.Equal(DebuggerBrowsableState.RootHidden, DebuggerAttributes.GetDebuggerBrowsableState(groupingsProperty));
var groupings = (IGrouping <TKey, TElement>[])groupingsProperty.GetValue(proxyObject);
Assert.IsType <IGrouping <TKey, TElement>[]>(groupings); // Arrays can be covariant / of assignment-compatible types
Assert.All(groupings.Zip(lookup, (l, r) => Tuple.Create(l, r)), tuple =>
{
Assert.Same(tuple.Item1, tuple.Item2);
});
Assert.Same(groupings, groupingsProperty.GetValue(proxyObject)); // The result should be cached, as Lookup is immutable.
}
public void DebuggerAttributesValid <TKey, TElement>(IGrouping <TKey, TElement> grouping, string keyString, TKey dummy1, TElement dummy2)
{
// The dummy parameters can be removed once https://github.com/dotnet/buildtools/pull/1300 is brought in.
Assert.Equal($"Key = {keyString}", DebuggerAttributes.ValidateDebuggerDisplayReferences(grouping));
object proxyObject = DebuggerAttributes.GetProxyObject(grouping);
// Validate proxy fields
Assert.Empty(DebuggerAttributes.GetDebuggerVisibleFields(proxyObject));
// Validate proxy properties
IDictionary <string, PropertyInfo> properties = DebuggerAttributes.GetDebuggerVisibleProperties(proxyObject);
Assert.Equal(2, properties.Count);
// Key
TKey key = (TKey)properties["Key"].GetValue(proxyObject);
Assert.Equal(grouping.Key, key);
// Values
PropertyInfo valuesProperty = properties["Values"];
Assert.Equal(DebuggerBrowsableState.RootHidden, DebuggerAttributes.GetDebuggerBrowsableState(valuesProperty));
TElement[] values = (TElement[])valuesProperty.GetValue(proxyObject);
Assert.IsType <TElement[]>(values); // Arrays can be covariant / of assignment-compatible types
Assert.Equal(grouping, values);
Assert.Same(values, valuesProperty.GetValue(proxyObject)); // The result should be cached, as Grouping is immutable.
}
public void DebuggerAttributesValid <TKey, TElement>(IGrouping <TKey, TElement> grouping, string keyString)
{
Assert.Equal($"Key = {keyString}", DebuggerAttributes.ValidateDebuggerDisplayReferences(grouping));
object proxyObject = DebuggerAttributes.GetProxyObject(grouping);
// Validate proxy fields
Assert.Empty(DebuggerAttributes.GetDebuggerVisibleFields(proxyObject.GetType()));
// Validate proxy properties
IEnumerable <PropertyInfo> properties = DebuggerAttributes.GetDebuggerVisibleProperties(proxyObject.GetType());
Assert.Equal(2, properties.Count());
// Key
TKey key = (TKey)properties.Single(property => property.Name == "Key").GetValue(proxyObject);
Assert.Equal(grouping.Key, key);
// Values
PropertyInfo valuesProperty = properties.Single(property => property.Name == "Values");
Assert.Equal(DebuggerBrowsableState.RootHidden, DebuggerAttributes.GetDebuggerBrowsableState(valuesProperty));
TElement[] values = (TElement[])valuesProperty.GetValue(proxyObject);
Assert.IsType <TElement[]>(values); // Arrays can be covariant / of assignment-compatible types
Assert.Equal(grouping, values);
Assert.Same(values, valuesProperty.GetValue(proxyObject)); // The result should be cached, as Grouping is immutable.
}
public void DebuggerAttributesValid <TKey, TElement>(System.Linq.ILookup <TKey, TElement> lookup)
{
Assert.Equal($"Count = {lookup.Count}", DebuggerAttributes.ValidateDebuggerDisplayReferences(lookup));
object proxyObject = DebuggerAttributes.GetProxyObject(lookup);
// Validate proxy fields
Assert.Empty(DebuggerAttributes.GetDebuggerVisibleFields(proxyObject.GetType()));
// Validate proxy properties
IEnumerable <PropertyInfo> properties = DebuggerAttributes.GetDebuggerVisibleProperties(proxyObject.GetType());
Assert.Equal(1, properties.Count());
// Groupings
PropertyInfo groupingsProperty = properties.Single(property => property.Name == "Groupings");
Assert.Equal(DebuggerBrowsableState.RootHidden, DebuggerAttributes.GetDebuggerBrowsableState(groupingsProperty));
var groupings = (System.Linq.IGrouping <TKey, TElement>[])groupingsProperty.GetValue(proxyObject);
Assert.IsType <System.Linq.IGrouping <TKey, TElement>[]>(groupings); // Arrays can be covariant / of assignment-compatible types
Assert.All(groupings.Zip(lookup, (l, r) => Tuple.Create(l, r)), tuple =>
{
Assert.Same(tuple.Item1, tuple.Item2);
});
Assert.Same(groupings, groupingsProperty.GetValue(proxyObject)); // The result should be cached, as Lookup is immutable.
}