public async Task CanRegisterAndInvokeCommandWithCmdletName()
{
await extensionService.PowerShellContext.ExecuteScriptString(
"function Invoke-Extension { $global:extensionValue = 5 }\r\n" +
"Register-EditorCommand -Name \"test.function\" -DisplayName \"Function extension\" -Function \"Invoke-Extension\"");
// Wait for the add event
EditorCommand command = await this.AssertExtensionEvent(EventType.Add, "test.function");
// Invoke the command
await extensionService.InvokeCommand("test.function", this.commandContext);
// Assert the expected value
PSCommand psCommand = new PSCommand();
psCommand.AddScript("$global:extensionValue");
var results = await powerShellContext.ExecuteCommand <int>(psCommand);
Assert.Equal(5, results.FirstOrDefault());
}