ClearScript/ClearScriptTest/VBScriptEngineTest.cs at master · ClearFoundry/ClearScript · GitHub

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// Licensed under the MIT license.

using System;

using System.Collections;

using System.Collections.Generic;

using System.Collections.Specialized;

using System.Diagnostics.CodeAnalysis;

using System.Dynamic;

using System.Globalization;

using System.IO;

using System.Linq;

using System.Reflection;

using System.Runtime.InteropServices;

using System.Text;

using System.Threading;

using System.Windows.Threading;

using Microsoft.CSharp.RuntimeBinder;

using Microsoft.ClearScript.Util;

using Microsoft.ClearScript.Windows;

using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace Microsoft.ClearScript.Test

{

[TestClass]

[SuppressMessage("Microsoft.Design", "CA1001:TypesThatOwnDisposableFieldsShouldBeDisposable", Justification = "Test classes use TestCleanupAttribute for deterministic teardown.")]

[SuppressMessage("ReSharper", "StringLiteralTypo", Justification = "Typos in test code are acceptable.")]

public class VBScriptEngineTest : ClearScriptTest

{

#region setup / teardown

private VBScriptEngine engine;

[TestInitialize]

public void TestInitialize()

{

BaseTestInitialize();

engine = new VBScriptEngine(WindowsScriptEngineFlags.EnableDebugging);

engine.Execute("function pi : pi = 4 * atn(1) : end function");

engine.Execute("function e : e = exp(1) : end function");

}

[TestCleanup]

public void TestCleanup()

{

engine.Dispose();

BaseTestCleanup();

}

#endregion

#region test methods

// ReSharper disable InconsistentNaming

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostObject()

{

var host = new HostFunctions();

engine.AddHostObject("host", host);

Assert.AreSame(host, engine.Evaluate("host"));

}

[TestMethod, TestCategory("VBScriptEngine")]

[ExpectedException(typeof(InvalidOperationException))]

public void VBScriptEngine_AddHostObject_Scalar()

{

engine.AddHostObject("value", 123);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostObject_Enum()

{

const DayOfWeek value = DayOfWeek.Wednesday;

engine.AddHostObject("value", value);

Assert.AreEqual(value, engine.Evaluate("value"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostObject_Struct()

{

var date = new DateTime(2007, 5, 22, 6, 15, 43);

engine.AddHostObject("date", date);

Assert.AreEqual(date, engine.Evaluate("date"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostObject_GlobalMembers()

{

var host = new HostFunctions();

engine.AddHostObject("host", HostItemFlags.GlobalMembers, host);

Assert.IsInstanceOfType(engine.Evaluate("newObj()"), typeof(PropertyBag));

engine.AddHostObject("test", HostItemFlags.GlobalMembers, this);

engine.Execute("TestProperty = newObj()");

Assert.IsInstanceOfType(TestProperty, typeof(PropertyBag));

}

[TestMethod, TestCategory("VBScriptEngine")]

[ExpectedException(typeof(ScriptEngineException))]

public void VBScriptEngine_AddHostObject_DefaultAccess()

{

engine.AddHostObject("test", this);

engine.Execute("test.PrivateMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostObject_PrivateAccess()

{

engine.AddHostObject("test", HostItemFlags.PrivateAccess, this);

engine.Execute("test.PrivateMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddRestrictedHostObject_BaseClass()

{

var host = new ExtendedHostFunctions() as HostFunctions;

engine.AddRestrictedHostObject("host", host);

Assert.IsInstanceOfType(engine.Evaluate("host.newObj()"), typeof(PropertyBag));

TestUtil.AssertException<ScriptEngineException>(() => engine.Evaluate("host.type(\"System.Int32\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddRestrictedHostObject_Interface()

{

const double value = 123.45;

engine.AddRestrictedHostObject("convertible", value as IConvertible);

engine.AddHostObject("culture", CultureInfo.InvariantCulture);

Assert.AreEqual(value, engine.Evaluate("convertible.ToDouble(culture)"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType("Random", typeof(Random));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_GlobalMembers()

{

engine.AddHostType("Guid", HostItemFlags.GlobalMembers, typeof(Guid));

Assert.IsInstanceOfType(engine.Evaluate("NewGuid()"), typeof(Guid));

engine.AddHostType("Test", HostItemFlags.GlobalMembers, GetType());

engine.Execute("StaticTestProperty = NewGuid()");

Assert.IsInstanceOfType(StaticTestProperty, typeof(Guid));

}

[TestMethod, TestCategory("VBScriptEngine")]

[ExpectedException(typeof(ScriptEngineException))]

public void VBScriptEngine_AddHostType_DefaultAccess()

{

engine.AddHostType("Test", GetType());

engine.Execute("Test.PrivateStaticMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_PrivateAccess()

{

engine.AddHostType("Test", HostItemFlags.PrivateAccess, GetType());

engine.Execute("Test.PrivateStaticMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_Static()

{

engine.AddHostType("Enumerable", typeof(Enumerable));

Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_OpenGeneric()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType("List", typeof(List<>));

engine.AddHostType("Guid", typeof(Guid));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(List(Guid))"), typeof(List<Guid>));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_ByName()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType("Random", "System.Random");

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_ByNameWithAssembly()

{

engine.AddHostType("Enumerable", "System.Linq.Enumerable", "System.Core");

Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_ByNameWithTypeArgs()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType("Dictionary", "System.Collections.Generic.Dictionary", typeof(string), typeof(int));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Dictionary)"), typeof(Dictionary<string, int>));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_DefaultName()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType(typeof(Random));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostType_DefaultNameGeneric()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostType(typeof(List<int>));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(List)"), typeof(List<int>));

engine.AddHostType(typeof(Dictionary<,>));

engine.AddHostType(typeof(int));

engine.AddHostType(typeof(decimal));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Dictionary(Int32, Decimal), 100)"), typeof(Dictionary<int, decimal>));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AddHostTypes()

{

engine.AddHostObject("host", new HostFunctions());

engine.AddHostTypes(typeof(Dictionary<,>), typeof(int), typeof(decimal));

Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Dictionary(Int32, Decimal), 100)"), typeof(Dictionary<int, decimal>));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate()

{

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("e * pi"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_Array()

{

// ReSharper disable ImplicitlyCapturedClosure

var lengths = new[] { 3, 5, 7 };

var formatParams = string.Join(", ", Enumerable.Range(0, lengths.Length).Select(position => "{" + position + "}"));

var hosts = Array.CreateInstance(typeof(object), lengths);

hosts.Iterate(indices => hosts.SetValue(new HostFunctions(), indices));

engine.AddHostObject("hostArray", hosts);

engine.Execute(MiscHelpers.FormatInvariant("dim hosts(" + formatParams + ")", lengths.Select(length => (object)(length - 1)).ToArray()));

hosts.Iterate(indices => engine.Execute(MiscHelpers.FormatInvariant("set hosts(" + formatParams + ") = hostArray.GetValue(" + formatParams + ")", indices.Select(index => (object)index).ToArray())));

hosts.Iterate(indices => Assert.AreSame(hosts.GetValue(indices), engine.Evaluate(MiscHelpers.FormatInvariant("hosts(" + formatParams + ")", indices.Select(index => (object)index).ToArray()))));

var result = engine.Evaluate("hosts");

Assert.IsInstanceOfType(result, typeof(object[,,]));

var hostArray = (object[,,])result;

hosts.Iterate(indices => Assert.AreSame(hosts.GetValue(indices), hostArray.GetValue(indices)));

// ReSharper restore ImplicitlyCapturedClosure

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_WithDocumentName()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, "e * pi"));

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DiscardDocument()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, true, "e * pi"));

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_RetainDocument()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, false, "e * pi"));

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DocumentInfo_WithDocumentName()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName), "e * pi"));

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DocumentInfo_WithDocumentUri()

{

const string documentName = "DoTheMath";

var documentUri = new Uri(@"c:\foo\bar\baz\" + documentName);

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentUri) { Flags = DocumentFlags.None }, "e * pi"));

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DocumentInfo_WithDocumentUri_Relative()

{

const string documentName = "DoTheMath";

var documentUri = new Uri(documentName, UriKind.Relative);

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentUri) { Flags = DocumentFlags.None }, "e * pi"));

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DocumentInfo_DiscardDocument()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.IsTransient }, "e * pi"));

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Evaluate_DocumentInfo_RetainDocument()

{

const string documentName = "DoTheMath";

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.None }, "e * pi"));

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute()

{

engine.Execute("epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_WithDocumentName()

{

const string documentName = "DoTheMath";

engine.Execute(documentName, "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DiscardDocument()

{

const string documentName = "DoTheMath";

engine.Execute(documentName, true, "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_RetainDocument()

{

const string documentName = "DoTheMath";

engine.Execute(documentName, false, "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DocumentInfo_WithDocumentName()

{

const string documentName = "DoTheMath";

engine.Execute(new DocumentInfo(documentName), "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DocumentInfo_WithDocumentUri()

{

const string documentName = "DoTheMath";

var documentUri = new Uri(@"c:\foo\bar\baz\" + documentName);

engine.Execute(new DocumentInfo(documentUri), "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DocumentInfo_WithDocumentUri_Relative()

{

const string documentName = "DoTheMath";

var documentUri = new Uri(documentName, UriKind.Relative);

engine.Execute(new DocumentInfo(documentUri), "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DocumentInfo_DiscardDocument()

{

const string documentName = "DoTheMath";

engine.Execute(new DocumentInfo(documentName) { Flags = DocumentFlags.IsTransient }, "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Execute_DocumentInfo_RetainDocument()

{

const string documentName = "DoTheMath";

engine.Execute(new DocumentInfo(documentName) { Flags = DocumentFlags.None }, "epi = e * pi");

Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);

Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ExecuteCommand_EngineConvert()

{

Assert.AreEqual("[ScriptObject:EngineInternalImpl]", engine.ExecuteCommand("eval EngineInternal"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ExecuteCommand_HostConvert()

{

var dateHostItem = HostItem.Wrap(engine, new DateTime(2007, 5, 22, 6, 15, 43));

engine.AddHostObject("date", dateHostItem);

Assert.AreEqual(dateHostItem.ToString(), engine.ExecuteCommand("eval date"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ExecuteCommand_HostVariable()

{

engine.Script.host = new HostFunctions();

Assert.AreEqual("[HostVariable:String]", engine.ExecuteCommand("eval host.newVar(\"foo\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Invoke_ScriptFunction()

{

engine.Execute("function foo(x) : foo = x * pi : end function");

Assert.AreEqual(Math.E * Math.PI, engine.Invoke("foo", Math.E));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Invoke_HostDelegate()

{

engine.Script.foo = new Func<double, double>(x => x * Math.PI);

Assert.AreEqual(Math.E * Math.PI, engine.Invoke("foo", Math.E));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Interrupt()

{

var checkpoint = new ManualResetEvent(false);

ThreadPool.QueueUserWorkItem(_ =>

{

checkpoint.WaitOne();

engine.Interrupt();

});

engine.AddHostObject("checkpoint", checkpoint);

TestUtil.AssertException<OperationCanceledException>(() => engine.Execute("call checkpoint.Set() : while true : foo = \"hello\" : wend"));

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("e * pi"));

}

[TestMethod, TestCategory("VBScriptEngine")]

[ExpectedException(typeof(ScriptEngineException))]

public void VBScriptEngine_AccessContext_Default()

{

engine.AddHostObject("test", this);

engine.Execute("test.PrivateMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_AccessContext_Private()

{

engine.AddHostObject("test", this);

engine.AccessContext = GetType();

engine.Execute("test.PrivateMethod()");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ContinuationCallback()

{

engine.ContinuationCallback = () => false;

TestUtil.AssertException<OperationCanceledException>(() => engine.Execute("while true : foo = \"hello\" : wend"));

engine.ContinuationCallback = null;

Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("e * pi"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_FileNameExtension()

{

Assert.AreEqual("vbs", engine.FileNameExtension);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable()

{

var host = new HostFunctions();

engine.Script.host = host;

Assert.AreSame(host, engine.Script.host);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Scalar()

{

const int value = 123;

engine.Script.value = value;

Assert.AreEqual(value, engine.Script.value);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Enum()

{

const DayOfWeek value = DayOfWeek.Wednesday;

engine.Script.value = value;

Assert.AreEqual(value, engine.Script.value);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Array()

{

// ReSharper disable ImplicitlyCapturedClosure

var lengths = new[] { 3, 5, 7 };

var formatParams = string.Join(", ", Enumerable.Range(0, lengths.Length).Select(position => "{" + position + "}"));

var hosts = Array.CreateInstance(typeof(object), lengths);

hosts.Iterate(indices => hosts.SetValue(new HostFunctions(), indices));

engine.Script.hostArray = hosts;

engine.Execute(MiscHelpers.FormatInvariant("dim hosts(" + formatParams + ")", lengths.Select(length => (object)(length - 1)).ToArray()));

hosts.Iterate(indices => engine.Execute(MiscHelpers.FormatInvariant("set hosts(" + formatParams + ") = hostArray.GetValue(" + formatParams + ")", indices.Select(index => (object)index).ToArray())));

hosts.Iterate(indices => Assert.AreSame(hosts.GetValue(indices), engine.Script.hosts.GetValue(indices)));

var result = engine.Script.hosts;

Assert.IsInstanceOfType(result, typeof(object[,,]));

var hostArray = (object[,,])result;

hosts.Iterate(indices => Assert.AreSame(hosts.GetValue(indices), hostArray.GetValue(indices)));

// ReSharper restore ImplicitlyCapturedClosure

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Struct()

{

var stamp = new DateTime(2007, 5, 22, 6, 15, 43);

engine.Script.stamp = stamp;

Assert.AreEqual(stamp, engine.Script.stamp);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Function()

{

engine.Execute("function test(x, y) : test = x * y : end function");

Assert.AreEqual(Math.E * Math.PI, engine.Script.test(Math.E, Math.PI));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Sub()

{

var callbackInvoked = false;

Action callback = () => callbackInvoked = true;

engine.Execute("sub test(x) : call x() : end sub");

engine.Script.test(callback);

Assert.IsTrue(callbackInvoked);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim host As New HostFunctions

engine.Script.host = host

Assert.AreSame(host, engine.Script.host)

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Scalar_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim value = 123

engine.Script.value = value

Assert.AreEqual(value, engine.Script.value)

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Enum_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim value = DayOfWeek.Wednesday

engine.Script.value = value

Assert.AreEqual(value, engine.Script.value)

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Array_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim lengths As Integer() = { 3, 5, 7 }

Dim formatParams = String.Join("", "", Enumerable.Range(0, lengths.Length).Select(Function(position) ""{"" & position & ""}""))

Dim hosts = Array.CreateInstance(GetType(Object), lengths)

TestUtil.Iterate(hosts, Sub(indices) hosts.SetValue(New HostFunctions, indices))

engine.Script.hostArray = hosts

engine.Execute(TestUtil.FormatInvariant(""dim hosts("" & formatParams & "")"", lengths.Select(Function(length) CType(length - 1, Object)).ToArray()))

TestUtil.Iterate(hosts, Sub(indices) engine.Execute(TestUtil.FormatInvariant(""set hosts("" & formatParams & "") = hostArray.GetValue("" & formatParams & "")"", indices.Select(Function(index) CType(index, Object)).ToArray())))

TestUtil.Iterate(hosts, Sub(indices) Assert.AreSame(hosts.GetValue(indices), engine.Script.hosts.GetValue(indices)))

Dim result = engine.Script.hosts

Assert.IsInstanceOfType(result, GetType(Object(,,)))

Dim hostArray As Object(,,) = result

TestUtil.Iterate(hosts, Sub(indices) Assert.AreSame(hosts.GetValue(indices), hostArray.GetValue(indices)))

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Variable_Struct_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim stamp = New DateTime(2007, 5, 22, 6, 15, 43)

engine.Script.stamp = stamp

Assert.AreEqual(stamp, engine.Script.stamp)

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Function_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

engine.Execute(""function test(x, y) : test = x * y : end function"")

Assert.AreEqual(Math.E * Math.PI, engine.Script.test(Math.E, Math.PI))

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_Script_Sub_VB()

{

TestUtil.InvokeVBTestSub(@"

Using engine As New VBScriptEngine

Dim callbackInvoked = False

Dim callback = Sub() callbackInvoked = True

engine.Execute(""sub test(x) : call x() : end sub"")

engine.Script.test(callback)

Assert.IsTrue(callbackInvoked)

End Using

");

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_CollectGarbage()

{

// VBScript doesn't support GC

engine.CollectGarbage(true);

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_General()

{

using (var console = new StringWriter())

{

var clr = new HostTypeCollection(type => type != typeof(Console), "mscorlib", "System", "System.Core");

clr.GetNamespaceNode("System").SetPropertyNoCheck("Console", console);

engine.AddHostObject("host", new ExtendedHostFunctions());

engine.AddHostObject("clr", clr);

engine.Execute(generalScript);

Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ErrorHandling_ScriptError()

{

TestUtil.AssertException<ScriptEngineException>(() =>

{

try

{

engine.Execute("foo = {}; foo();");

}

catch (ScriptEngineException exception)

{

TestUtil.AssertValidException(engine, exception);

Assert.IsNull(exception.InnerException);

throw;

}

});

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ErrorHandling_HostException()

{

engine.AddHostObject("host", new HostFunctions());

TestUtil.AssertException<ScriptEngineException>(() =>

{

try

{

engine.Evaluate("host.proc(0)");

}

catch (ScriptEngineException exception)

{

TestUtil.AssertValidException(engine, exception);

Assert.IsNotNull(exception.InnerException);

var hostException = exception.InnerException;

Assert.IsTrue((hostException is RuntimeBinderException) || (hostException is MissingMethodException));

TestUtil.AssertValidException(hostException);

Assert.IsNull(hostException.InnerException);

Assert.AreEqual(hostException.Message, exception.Message);

throw;

}

});

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ErrorHandling_IgnoredHostException()

{

engine.AddHostObject("host", new HostFunctions());

TestUtil.AssertException<ScriptEngineException>(() =>

{

try

{

engine.Execute("on error resume next : host.newObj(null) : on error goto 0 : foo = \"foo\" : foo()");

}

catch (ScriptEngineException exception)

{

TestUtil.AssertValidException(engine, exception);

Assert.IsNull(exception.InnerException);

throw;

}

});

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ErrorHandling_NestedScriptError()

{

using (var innerEngine = new JScriptEngine("inner", WindowsScriptEngineFlags.EnableDebugging))

{

engine.AddHostObject("engine", innerEngine);

TestUtil.AssertException<ScriptEngineException>(() =>

{

try

{

engine.Execute("engine.Execute(\"foo = {}; foo();\")");

}

catch (ScriptEngineException exception)

{

TestUtil.AssertValidException(engine, exception);

Assert.IsNotNull(exception.InnerException);

var hostException = exception.InnerException;

Assert.IsInstanceOfType(hostException, typeof(TargetInvocationException));

TestUtil.AssertValidException(hostException);

Assert.IsNotNull(hostException.InnerException);

var nestedException = hostException.InnerException as ScriptEngineException;

Assert.IsNotNull(nestedException);

// ReSharper disable once AccessToDisposedClosure

TestUtil.AssertValidException(innerEngine, nestedException);

Assert.IsNull(nestedException.InnerException);

Assert.AreEqual(hostException.GetBaseException().Message, exception.Message);

throw;

}

});

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_ErrorHandling_NestedHostException()

{

using (var innerEngine = new JScriptEngine("inner", WindowsScriptEngineFlags.EnableDebugging))

{

innerEngine.AddHostObject("host", new HostFunctions());

engine.AddHostObject("engine", innerEngine);

TestUtil.AssertException<ScriptEngineException>(() =>

{

try

{

engine.Execute("engine.Evaluate(\"host.proc(0)\")");

}

catch (ScriptEngineException exception)

{

TestUtil.AssertValidException(engine, exception);

Assert.IsNotNull(exception.InnerException);

var hostException = exception.InnerException;

Assert.IsInstanceOfType(hostException, typeof(TargetInvocationException));

TestUtil.AssertValidException(hostException);

Assert.IsNotNull(hostException.InnerException);

var nestedException = hostException.InnerException as ScriptEngineException;

Assert.IsNotNull(nestedException);

// ReSharper disable once AccessToDisposedClosure

TestUtil.AssertValidException(innerEngine, nestedException);

Assert.IsNotNull(nestedException.InnerException);

var nestedHostException = nestedException.InnerException;

Assert.IsTrue((nestedHostException is RuntimeBinderException) || (nestedHostException is MissingMethodException));

TestUtil.AssertValidException(nestedHostException);

Assert.IsNull(nestedHostException.InnerException);

Assert.AreEqual(nestedHostException.GetBaseException().Message, nestedException.Message);

Assert.AreEqual(hostException.GetBaseException().Message, exception.Message);

throw;

}

});

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_CreateInstance()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.AreEqual("foo bar baz qux", engine.Evaluate("host.newObj(testObject, \"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_CreateInstance_Fail()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

TestUtil.AssertException<InvalidOperationException>(() => engine.Evaluate("host.newObj(testObject)"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Invoke()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("foo,bar,baz,qux", engine.Evaluate("testObject(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Invoke_Fail()

{

engine.Script.testObject = new DynamicTestObject();

TestUtil.AssertException<InvalidOperationException>(() => engine.Evaluate("testObject()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("foo-bar-baz-qux", engine.Evaluate("testObject.DynamicMethod(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_Fail()

{

engine.Script.testObject = new DynamicTestObject();

TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.DynamicMethod()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_FieldOverride()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("foo.bar.baz.qux", engine.Evaluate("testObject.SomeField(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_FieldOverride_Fail()

{

engine.Script.testObject = new DynamicTestObject();

TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.SomeField()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_PropertyOverride()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("foo:bar:baz:qux", engine.Evaluate("testObject.SomeProperty(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_PropertyOverride_Fail()

{

engine.Script.testObject = new DynamicTestObject();

TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.SomeProperty()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_DynamicOverload()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("foo;bar;baz;qux", engine.Evaluate("testObject.SomeMethod(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_NonDynamicOverload()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual(Math.PI, engine.Evaluate("testObject.SomeMethod()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_InvokeMethod_NonDynamic()

{

engine.Script.testObject = new DynamicTestObject();

Assert.AreEqual("Super Bass-O-Matic '76", engine.Evaluate("testObject.ToString()"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_StaticType_Field()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.IsInstanceOfType(engine.Evaluate("testObject.SomeField"), typeof(HostMethod));

Assert.AreEqual(12345, engine.Evaluate("host.toStaticType(testObject).SomeField"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_StaticType_Property()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.IsInstanceOfType(engine.Evaluate("testObject.SomeProperty"), typeof(HostMethod));

Assert.AreEqual("Bogus", engine.Evaluate("host.toStaticType(testObject).SomeProperty"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_StaticType_Method()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.AreEqual("bar+baz+qux", engine.Evaluate("host.toStaticType(testObject).SomeMethod(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_StaticType_Invoke()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

TestUtil.AssertException<NotSupportedException>(() => engine.Evaluate("host.toStaticType(testObject)(\"foo\", \"bar\", \"baz\", \"qux\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Property()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.IsInstanceOfType(engine.Evaluate("host.getProperty(testObject, \"foo\")"), typeof(Undefined));

Assert.AreEqual(123, engine.Evaluate("host.setProperty(testObject, \"foo\", clng(123))"));

Assert.AreEqual(123, engine.Evaluate("testObject.foo"));

Assert.IsTrue((bool)engine.Evaluate("host.removeProperty(testObject, \"foo\")"));

Assert.IsInstanceOfType(engine.Evaluate("host.getProperty(testObject, \"foo\")"), typeof(Undefined));

Assert.IsFalse((bool)engine.Evaluate("host.removeProperty(testObject, \"foo\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Property_Fail()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.IsInstanceOfType(engine.Evaluate("host.getProperty(testObject, \"Zfoo\")"), typeof(Undefined));

TestUtil.AssertException<InvalidOperationException>(() => engine.Evaluate("host.setProperty(testObject, \"Zfoo\", clng(123))"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Property_Invoke()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

engine.Execute("function secret(x) : secret = len(x) : end function");

Assert.IsInstanceOfType(engine.Evaluate("host.getProperty(testObject, \"foo\")"), typeof(Undefined));

Assert.IsInstanceOfType(engine.Evaluate("host.setProperty(testObject, \"foo\", GetRef(\"secret\"))"), typeof(DynamicObject));

Assert.AreEqual("floccinaucinihilipilification".Length, engine.Evaluate("testObject.foo(\"floccinaucinihilipilification\")"));

}

[TestMethod, TestCategory("VBScriptEngine")]

public void VBScriptEngine_DynamicHostObject_Property_Invoke_Nested()

{

engine.Script.testObject = new DynamicTestObject();

engine.Script.host = new HostFunctions();

Assert.IsInstanceOfType(engine.Evaluate("host.getProperty(testObject, \"foo\")"), typeof(Undefined));

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