private static bool HasCodeElementWithPattern <T>(IPatternEvaluator evaluator, IEnumerable <T> elements)
where T : ICodeElementInfo
{
foreach (T element in elements)
{
if (evaluator.HasPatterns(element))
{
return(true);
}
}
return(false);
}
/// <summary>
/// Infers whether the type is a test type based on its structure.
/// </summary>
/// <remarks>
/// <para>
/// Returns true if the type any associated patterns, if it has
/// non-nested type members (subject to <see cref="GetMemberBindingFlags" />)
/// with patterns, if it has generic parameters with patterns, or if any
/// of its nested types satisfy the preceding rules.
/// </para>
/// </remarks>
/// <param name="evaluator">The pattern evaluator.</param>
/// <param name="type">The type.</param>
/// <returns>True if the type is likely a test type.</returns>
protected virtual bool InferTestType(IPatternEvaluator evaluator, ITypeInfo type)
{
if (evaluator.HasPatterns(type))
{
return(true);
}
BindingFlags bindingFlags = GetMemberBindingFlags(type);
if (HasCodeElementWithPattern(evaluator, type.GetMethods(bindingFlags)) ||
HasCodeElementWithPattern(evaluator, type.GetProperties(bindingFlags)) ||
HasCodeElementWithPattern(evaluator, type.GetFields(bindingFlags)) ||
HasCodeElementWithPattern(evaluator, type.GetEvents(bindingFlags)))
{
return(true);
}
if (type.IsGenericTypeDefinition && HasCodeElementWithPattern(evaluator, type.GenericArguments))
{
return(true);
}
if (ShouldConsumeConstructors(type) &&
HasCodeElementWithPattern(evaluator, type.GetConstructors(ConstructorBindingFlags)))
{
return(true);
}
foreach (ITypeInfo nestedType in type.GetNestedTypes(NestedTypeBindingFlags))
{
if (InferTestType(evaluator, nestedType))
{
return(true);
}
}
return(false);
}
private bool IsTestPart(IPatternEvaluator evaluator, ICodeElementInfo codeElement)
{
return evaluator.HasPatterns(codeElement);
}
private bool IsTestPart(IPatternEvaluator evaluator, ICodeElementInfo codeElement)
{
return(evaluator.HasPatterns(codeElement));
}