public void UseModules_ValidatesArguments()
{
// Arrange
var builder = new TestWebHostBuilder();
// Act
// Assert
Assert.Throws <ArgumentNullException>(() => ModuleWebHostBuilderExtensions.UseModules(null /* builder */, (IModule[])null /* modules */));
Assert.Throws <ArgumentNullException>(() => ModuleWebHostBuilderExtensions.UseModules(builder, (IModule[])null /* modules */));
}
public void UseModules_AddsPartManager_ToServiceCollection()
{
// Arrange
var builder = new TestWebHostBuilder();
// Act
ModuleWebHostBuilderExtensions.UseModules(builder);
// Assert
var descriptor = builder.Services.FirstOrDefault(sd => sd.ServiceType == typeof(IPartManager));
Assert.NotNull(descriptor);
}
public void UseModules_AddsModuleProvider_ToServiceCollection_WithProvidedModules()
{
// Arrange
var builder = new TestWebHostBuilder();
var module = new TestModule();
// Act
ModuleWebHostBuilderExtensions.UseModules(builder, module);
// Assert
var descriptor = builder.Services.FirstOrDefault(sd => sd.ServiceType == typeof(IModuleProvider));
Assert.NotNull(descriptor);
var provider = (IModuleProvider)descriptor.ImplementationInstance;
Assert.Equal(1, provider.Modules.Count);
Assert.Contains(provider.Modules, m => m == module);
}
public void UseModules_AddsPartManager_ToServiceCollection_WithProvidedModuleAssemblyParts()
{
// Arrange
var builder = new TestWebHostBuilder();
var module = new TestModule();
// Act
ModuleWebHostBuilderExtensions.UseModules(builder, module);
// Assert
var descriptor = builder.Services.FirstOrDefault(sd => sd.ServiceType == typeof(IPartManager));
Assert.NotNull(descriptor);
var manager = (IPartManager)descriptor.ImplementationInstance;
Assert.Equal(1, manager.Parts.Count);
var assemblyPart = (AssemblyPart)manager.Parts[0];
Assert.Equal(GetType().Assembly, assemblyPart.Assembly);
}