public IEnumerable <ITestInfo> Discover(string source)
{
if (source == null)
{
throw new ArgumentNullException(nameof(source));
}
var assembly = _reflection.LoadAssembly(source);
return
(from type in assembly.DefinedTypes
from typeGenericArgs in _genericArgsProvider.GetGenericArgs(type).DefaultIfEmpty(Enumerable.Empty <Type>())
let typeGenericArgsArray = typeGenericArgs.ToArray()
let caseType = DefineType(type, typeGenericArgsArray)
from typeArgs in _argsProvider.GetTypeParameters(type).DefaultIfEmpty(Enumerable.Empty <object>())
from method in caseType.Methods
from methodGenericArgs in _genericArgsProvider.GetGenericArgs(method).DefaultIfEmpty(Enumerable.Empty <Type>())
let methodGenericArgsArray = methodGenericArgs.ToArray()
let caseMethod = DefineMethod(method, methodGenericArgsArray)
where _attributeAccessor.GetAttributes(caseMethod, _attributeMap.GetDescriptor(Wellknown.Attributes.Test)).Any()
from methodArgs in _argsProvider.GetMethodParameters(caseMethod).DefaultIfEmpty(Enumerable.Empty <object>())
from testCase in CreateTestInfo(source, assembly, caseType, typeGenericArgsArray, typeArgs, caseMethod, methodGenericArgsArray, methodArgs)
select testCase);
}
