private static Type GetInjectionFactoryTypeFromAttribute()
{
var injectionFactoryAttribute = AppDomain.CurrentDomain.GetAssemblies()
.SelectMany(a => a.GetCustomAttributes(typeof(NUnitTypeInjectionFactoryAttribute), false))
.OfType <NUnitTypeInjectionFactoryAttribute>()
.FirstOrDefault();
if (injectionFactoryAttribute == null)
{
throw new InvalidOperationException(
$"{nameof(DependencyInjectingTestFixtureAttribute)} requires an injection plugin be loaded. Please ensure " +
$"that one is present or create one using the {typeof(IInjectionFactory).FullName} interface " +
$"and register it using the {typeof(NUnitTypeInjectionFactoryAttribute).FullName} attribute.");
}
InjectionFactoryTypeValidator.AssertIsValidFactoryType(injectionFactoryAttribute.InjectionFactoryType);
Trace.TraceInformation(
$"Found {nameof(NUnitTypeInjectionFactoryAttribute)} in assembly " +
$"{injectionFactoryAttribute.GetType().Assembly.FullName}. Will use the {injectionFactoryAttribute.InjectionFactoryType} type " +
"to create dependencies.");
return(injectionFactoryAttribute.InjectionFactoryType);
}
/// <summary>
/// Creates an instance of the constructor declaring that the
/// <see cref="NUnit.Extension.DependencyInjection.Abstractions.IInjectionFactory"/> will be of type
/// <paramref name="factoryType"/>.
/// </summary>
/// <param name="factoryType">The type of the factory to use.</param>
public NUnitTypeInjectionFactoryAttribute(Type factoryType)
{
InjectionFactoryTypeValidator.AssertIsValidFactoryType(factoryType);
InjectionFactoryType = factoryType;
}
