public async Task Should_load_extension_in_directory()
{
var directory = Create.EmptyWorkspace().Directory;
const string nugetPackageName = "myNugetPackage";
var nugetPackageDirectory = new InMemoryDirectoryAccessor(
directory.Subdirectory($"{nugetPackageName}/2.0.0"))
.CreateFiles();
var extensionsDir =
(FileSystemDirectoryAccessor)nugetPackageDirectory.GetDirectoryAccessorForRelativePath(new RelativeDirectoryPath("interactive-extensions/dotnet/cs"));
var extensionDll = await KernelExtensionTestHelper.CreateExtensionInDirectory(
directory, @"await kernel.SendAsync(new SubmitCode(""using System.Reflection;""));",
extensionsDir);
var kernel = CreateKernel();
await kernel.SendAsync(new LoadExtensionsInDirectory(nugetPackageDirectory));
KernelEvents.Should()
.ContainSingle(e => e.Value is ExtensionLoaded &&
e.Value.As <ExtensionLoaded>().ExtensionPath.FullName.Equals(extensionDll.FullName));
KernelEvents.Should()
.ContainSingle(e => e.Value is CommandHandled &&
e.Value
.As <CommandHandled>()
.Command
.As <SubmitCode>()
.Code
.Contains("using System.Reflection;"));
}
public async Task The_extend_directive_can_be_used_to_load_a_kernel_extension()
{
var extensionDir = Create.EmptyWorkspace()
.Directory;
var extensionDllPath = (await KernelExtensionTestHelper.CreateExtension(extensionDir, @"await kernel.SendAsync(new SubmitCode(""using System.Reflection;""));"))
.FullName;
var kernel = CreateKernel();
using var events = kernel.KernelEvents.ToSubscribedList();
await kernel.SendAsync(new SubmitCode($"#extend \"{extensionDllPath}\""));
events.Should()
.ContainSingle(e => e is ExtensionLoaded &&
e.As <ExtensionLoaded>().ExtensionPath.FullName.Equals(extensionDllPath));
events.Should()
.ContainSingle(e => e is CommandHandled &&
e.As <CommandHandled>()
.Command
.As <SubmitCode>()
.Code
.Contains("using System.Reflection;"));
events.Should()
.ContainSingle(e => e is DisplayedValueProduced &&
e.As <DisplayedValueProduced>()
.Value
.ToString()
.Contains($"Loaded kernel extension TestKernelExtension from assembly {extensionDllPath}"));
}
public async Task Gives_kernel_extension_load_exception_event_when_extension_throws_exception_during_load()
{
var extensionDir = Create.EmptyWorkspace()
.Directory;
var extensionDllPath = (await KernelExtensionTestHelper.CreateExtension(extensionDir, @"throw new Exception();")).FullName;
var kernel = CreateKernel();
await kernel.SendAsync(new SubmitCode($"#extend \"{extensionDllPath}\""));
KernelEvents.Should()
.ContainSingle(e => e.Value is KernelExtensionLoadException);
}
public async Task The_extend_directive_can_be_used_to_load_a_kernel_extension()
{
var extensionDir = Create.EmptyWorkspace()
.Directory;
var extensionDllPath = (await KernelExtensionTestHelper.CreateExtension(extensionDir, @"await kernel.SendAsync(new SubmitCode(""using System.Reflection;""));")).FullName;
var kernel = CreateKernel();
await kernel.SendAsync(new SubmitCode($"#extend \"{extensionDllPath}\""));
KernelEvents.Should().ContainSingle(e => e.Value is ExtensionLoaded &&
e.Value.As <ExtensionLoaded>().ExtensionPath.FullName.Equals(extensionDllPath));
KernelEvents.Should()
.ContainSingle(e => e.Value is CommandHandled &&
e.Value.As <CommandHandled>()
.Command
.As <SubmitCode>()
.Code
.Contains("using System.Reflection;"));
}