Add regression test for throw

Author: andyleejordan

test/PowerShellEditorServices.Test/Session/PsesInternalHostTests.cs

@@ -6,8 +6,9 @@
 using System.Threading;
 using System.Threading.Tasks;
 using Microsoft.Extensions.Logging.Abstractions;
-using Microsoft.PowerShell.EditorServices.Services.PowerShell.Host;
 using Microsoft.PowerShell.EditorServices.Services.PowerShell.Console;
+using Microsoft.PowerShell.EditorServices.Services.PowerShell.Execution;
+using Microsoft.PowerShell.EditorServices.Services.PowerShell.Host;
 using Xunit;
 
 namespace Microsoft.PowerShell.EditorServices.Test.Console
@@ -41,6 +42,20 @@ public async Task CanExecutePSCommand()
             Assert.Equal("foo", result[0]);
         }
 
+        [Trait("Category", "PsesInternalHost")]
+        [Fact]
+        public async Task CanHandleThrow()
+        {
+            // TODO: Fix this so it doesn't throw!
+            _ = await Assert.ThrowsAsync<ArgumentOutOfRangeException>(() =>
+            {
+                return psesHost.ExecutePSCommandAsync(
+                    new PSCommand().AddScript("throw"),
+                    CancellationToken.None,
+                    new PowerShellExecutionOptions { ThrowOnError = false });
+            }).ConfigureAwait(true);
+        }
+
         [Trait("Category", "PsesInternalHost")]
         [Fact]
         public async Task CanQueueParallelPSCommands()