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JScriptEngineTest.cs
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// Copyright (c) Microsoft Corporation. All rights reserved.
// 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.ClearScript.JavaScript;
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 JScriptEngineTest : ClearScriptTest
{
#region setup / teardown
private JScriptEngine engine;
[TestInitialize]
public void TestInitialize()
{
engine = new JScriptEngine(WindowsScriptEngineFlags.EnableDebugging);
}
[TestCleanup]
public void TestCleanup()
{
engine.Dispose();
BaseTestCleanup();
}
#endregion
#region test methods
// ReSharper disable InconsistentNaming
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostObject()
{
var host = new HostFunctions();
engine.AddHostObject("host", host);
Assert.AreSame(host, engine.Evaluate("host"));
}
[TestMethod, TestCategory("JScriptEngine")]
[ExpectedException(typeof(InvalidOperationException))]
public void JScriptEngine_AddHostObject_Scalar()
{
engine.AddHostObject("value", 123);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostObject_Enum()
{
const DayOfWeek value = DayOfWeek.Wednesday;
engine.AddHostObject("value", value);
Assert.AreEqual(value, engine.Evaluate("value"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostObject_Struct()
{
var date = new DateTime(2007, 5, 22, 6, 15, 43);
engine.AddHostObject("date", date);
Assert.AreEqual(date, engine.Evaluate("date"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void JScriptEngine_AddHostObject_DefaultAccess()
{
engine.AddHostObject("test", this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostObject_PrivateAccess()
{
engine.AddHostObject("test", HostItemFlags.PrivateAccess, this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_AddHostType()
{
engine.AddHostObject("host", new HostFunctions());
engine.AddHostType("Random", typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void JScriptEngine_AddHostType_DefaultAccess()
{
engine.AddHostType("Test", GetType());
engine.Execute("Test.PrivateStaticMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostType_PrivateAccess()
{
engine.AddHostType("Test", HostItemFlags.PrivateAccess, GetType());
engine.Execute("Test.PrivateStaticMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostType_Static()
{
engine.AddHostType("Enumerable", typeof(Enumerable));
Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_AddHostType_ByName()
{
engine.AddHostObject("host", new HostFunctions());
engine.AddHostType("Random", "System.Random");
Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostType_ByNameWithAssembly()
{
engine.AddHostType("Enumerable", "System.Linq.Enumerable", "System.Core");
Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_AddHostType_DefaultName()
{
engine.AddHostType(typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate("new Random()"), typeof(Random));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostType_DefaultNameGeneric()
{
engine.AddHostType(typeof(List<int>));
Assert.IsInstanceOfType(engine.Evaluate("new List()"), typeof(List<int>));
engine.AddHostType(typeof(Dictionary<,>));
engine.AddHostType(typeof(int));
engine.AddHostType(typeof(double));
Assert.IsInstanceOfType(engine.Evaluate("new Dictionary(Int32, Double, 100)"), typeof(Dictionary<int, double>));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AddHostTypes()
{
engine.AddHostTypes(typeof(Dictionary<,>), typeof(int), typeof(double));
Assert.IsInstanceOfType(engine.Evaluate("new Dictionary(Int32, Double, 100)"), typeof(Dictionary<int, double>));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate()
{
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_WithDocumentName()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_DiscardDocument()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, true, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_RetainDocument()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, false, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_DocumentInfo_WithDocumentName()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName), "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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 }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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 }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_DocumentInfo_DiscardDocument()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.IsTransient }, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Evaluate_DocumentInfo_RetainDocument()
{
const string documentName = "DoTheMath";
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.None }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute()
{
engine.Execute("epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.Execute(documentName, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.Execute(documentName, true, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_RetainDocument()
{
const string documentName = "DoTheMath";
engine.Execute(documentName, false, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DocumentInfo_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.Execute(new DocumentInfo(documentName), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DocumentInfo_WithDocumentUri()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(@"c:\foo\bar\baz\" + documentName);
engine.Execute(new DocumentInfo(documentUri), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DocumentInfo_WithDocumentUri_Relative()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(documentName, UriKind.Relative);
engine.Execute(new DocumentInfo(documentUri), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DocumentInfo_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.Execute(new DocumentInfo(documentName) { Flags = DocumentFlags.IsTransient }, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsFalse(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Execute_DocumentInfo_RetainDocument()
{
const string documentName = "DoTheMath";
engine.Execute(new DocumentInfo(documentName) { Flags = DocumentFlags.None }, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDebugDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ExecuteCommand_EngineConvert()
{
Assert.AreEqual("[object Math]", engine.ExecuteCommand("Math"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("date"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ExecuteCommand_var()
{
Assert.AreEqual("[undefined]", engine.ExecuteCommand("var x = 'foo'"));
Assert.AreEqual("foo", engine.Script.x);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ExecuteCommand_HostVariable()
{
engine.Script.host = new HostFunctions();
Assert.AreEqual("[HostVariable:String]", engine.ExecuteCommand("host.newVar('foo')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Invoke_ScriptFunction()
{
engine.Execute("function foo(x) { return x * Math.PI; }");
Assert.AreEqual(Math.E * Math.PI, engine.Invoke("foo", Math.E));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_Interrupt()
{
var checkpoint = new ManualResetEvent(false);
ThreadPool.QueueUserWorkItem(_ =>
{
checkpoint.WaitOne();
engine.Interrupt();
});
engine.AddHostObject("checkpoint", checkpoint);
TestUtil.AssertException<OperationCanceledException>(() => engine.Execute("checkpoint.Set(); while (true) { var foo = 'hello'; }"));
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("JScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void JScriptEngine_AccessContext_Default()
{
engine.AddHostObject("test", this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_AccessContext_Private()
{
engine.AddHostObject("test", this);
engine.AccessContext = GetType();
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ContinuationCallback()
{
engine.ContinuationCallback = () => false;
TestUtil.AssertException<OperationCanceledException>(() => engine.Execute("while (true) { var foo = 'hello'; }"));
engine.ContinuationCallback = null;
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_FileNameExtension()
{
Assert.AreEqual("js", engine.FileNameExtension);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property()
{
var host = new HostFunctions();
engine.Script.host = host;
Assert.AreSame(host, engine.Script.host);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Scalar()
{
const int value = 123;
engine.Script.value = value;
Assert.AreEqual(value, engine.Script.value);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Enum()
{
const DayOfWeek value = DayOfWeek.Wednesday;
engine.Script.value = value;
Assert.AreEqual(value, engine.Script.value);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Struct()
{
var date = new DateTime(2007, 5, 22, 6, 15, 43);
engine.Script.date = date;
Assert.AreEqual(date, engine.Script.date);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Index_ArrayItem()
{
const int index = 5;
engine.Execute("foo = []");
engine.Script.foo[index] = engine.Script.Math.PI;
Assert.AreEqual(Math.PI, engine.Script.foo[index]);
Assert.AreEqual(index + 1, engine.Evaluate("foo.length"));
engine.Script.foo[index] = engine.Script.Math.E;
Assert.AreEqual(Math.E, engine.Script.foo[index]);
Assert.AreEqual(index + 1, engine.Evaluate("foo.length"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Index_Property()
{
const string name = "bar";
engine.Execute("foo = {}");
engine.Script.foo[name] = engine.Script.Math.PI;
Assert.AreEqual(Math.PI, engine.Script.foo[name]);
Assert.AreEqual(Math.PI, engine.Script.foo.bar);
engine.Script.foo[name] = engine.Script.Math.E;
Assert.AreEqual(Math.E, engine.Script.foo[name]);
Assert.AreEqual(Math.E, engine.Script.foo.bar);
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Method()
{
engine.Execute("function foo(x) { return x * x; }");
Assert.AreEqual(25, engine.Script.foo(5));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Method_Intrinsic()
{
Assert.AreEqual(Math.E * Math.PI, engine.Script.eval("Math.E * Math.PI"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim host As New HostFunctions
engine.Script.host = host
Assert.AreSame(host, engine.Script.host)
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Scalar_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim value = 123
engine.Script.value = value
Assert.AreEqual(value, engine.Script.value)
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Enum_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim value = DayOfWeek.Wednesday
engine.Script.value = value
Assert.AreEqual(value, engine.Script.value)
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Property_Struct_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim value As New DateTime(2007, 5, 22, 6, 15, 43)
engine.Script.value = value
Assert.AreEqual(value, engine.Script.value)
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Index_ArrayItem_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim index = 5
engine.Execute(""foo = []"")
engine.Script.foo(index) = engine.Script.Math.PI
Assert.AreEqual(Math.PI, engine.Script.foo(index))
Assert.AreEqual(index + 1, engine.Evaluate(""foo.length""))
engine.Script.foo(index) = engine.Script.Math.E
Assert.AreEqual(Math.E, engine.Script.foo(index))
Assert.AreEqual(index + 1, engine.Evaluate(""foo.length""))
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Index_Property_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Dim name = ""bar""
engine.Execute(""foo = {}"")
engine.Script.foo(name) = engine.Script.Math.PI
Assert.AreEqual(Math.PI, engine.Script.foo(name))
Assert.AreEqual(Math.PI, engine.Script.foo.bar)
engine.Script.foo(name) = engine.Script.Math.E
Assert.AreEqual(Math.E, engine.Script.foo(name))
Assert.AreEqual(Math.E, engine.Script.foo.bar)
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Method_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
engine.Execute(""function foo(x) { return x * x; }"")
Assert.AreEqual(25, engine.Script.foo(5))
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_Script_Method_Intrinsic_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New JScriptEngine
Assert.AreEqual(Math.E * Math.PI, engine.Script.eval(""Math.E * Math.PI""))
End Using
");
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_CollectGarbage()
{
engine.Execute("x = []; for (i = 0; i < 1024 * 1024; i++) { x.push(x); }");
engine.CollectGarbage(true);
// can't test JScript GC effectiveness
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.IsInstanceOfType(engine.Evaluate("new System.Random()"), typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate("new System.Random(100)"), typeof(Random));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_Generic()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.IsInstanceOfType(engine.Evaluate("new System.Collections.Generic.Dictionary(System.Int32, System.String)"), typeof(Dictionary<int, string>));
Assert.IsInstanceOfType(engine.Evaluate("new System.Collections.Generic.Dictionary(System.Int32, System.String, 100)"), typeof(Dictionary<int, string>));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_GenericNested()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib", "System.Core"));
engine.AddHostObject("dict", new Dictionary<int, string> { { 12345, "foo" }, { 54321, "bar" } });
Assert.IsInstanceOfType(engine.Evaluate("vc = new (System.Collections.Generic.Dictionary(System.Int32, System.String).ValueCollection)(dict)"), typeof(Dictionary<int, string>.ValueCollection));
Assert.IsTrue((bool)engine.Evaluate("vc.SequenceEqual(dict.Values)"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_Scalar()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.AreEqual(0, engine.Evaluate("new System.Int32"));
Assert.AreEqual(0, engine.Evaluate("new System.Int32()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_Enum()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.AreEqual(default(DayOfWeek), engine.Evaluate("new System.DayOfWeek"));
Assert.AreEqual(default(DayOfWeek), engine.Evaluate("new System.DayOfWeek()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_Struct()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.AreEqual(default(DateTime), engine.Evaluate("new System.DateTime"));
Assert.AreEqual(default(DateTime), engine.Evaluate("new System.DateTime()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_new_NoMatch()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
TestUtil.AssertException<MissingMemberException>(() => engine.Execute("new System.Random('a')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_ErrorHandling_SyntaxError()
{
TestUtil.AssertException<ScriptEngineException>(() =>
{
try
{
engine.Execute("function foo() { int c; }");
}
catch (ScriptEngineException exception)
{
TestUtil.AssertValidException(engine, exception);
Assert.IsNull(exception.InnerException);
Assert.IsTrue(exception.Message.StartsWith("Expected", StringComparison.Ordinal));
throw;
}
});
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ErrorHandling_ThrowNonError()
{
TestUtil.AssertException<ScriptEngineException>(() =>
{
try
{
engine.Execute("(function () { throw 123; })()");
}
catch (ScriptEngineException exception)
{
TestUtil.AssertValidException(engine, exception);
Assert.IsNull(exception.InnerException);
Assert.IsTrue(exception.ErrorDetails.Contains(" -> throw 123"));
throw;
}
});
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_ErrorHandling_ScriptError()
{
TestUtil.AssertException<ScriptEngineException>(() =>
{
try
{
engine.Execute("foo = {}; foo();");
}
catch (ScriptEngineException exception)
{
TestUtil.AssertValidException(engine, exception);
Assert.IsNull(exception.InnerException);
throw;
}
});
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_ErrorHandling_IgnoredHostException()
{
engine.AddHostObject("host", new HostFunctions());
TestUtil.AssertException<ScriptEngineException>(() =>
{
try
{
engine.Execute("try { host.newObj(null); } catch(ex) {} foo = {}; foo();");
}
catch (ScriptEngineException exception)
{
TestUtil.AssertValidException(engine, exception);
Assert.IsNull(exception.InnerException);
throw;
}
});
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_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("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_CreateInstance()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo bar baz qux", engine.Evaluate("new testObject('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_CreateInstance_Fail()
{
engine.Script.testObject = new DynamicTestObject();
TestUtil.AssertException<InvalidOperationException>(() => engine.Evaluate("new testObject()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_Invoke()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo,bar,baz,qux", engine.Evaluate("testObject('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_Invoke_Fail()
{
engine.Script.testObject = new DynamicTestObject();
TestUtil.AssertException<InvalidOperationException>(() => engine.Evaluate("testObject()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo-bar-baz-qux", engine.Evaluate("testObject.DynamicMethod('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_Fail()
{
engine.Script.testObject = new DynamicTestObject();
TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.DynamicMethod()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_FieldOverride()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo.bar.baz.qux", engine.Evaluate("testObject.SomeField('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_FieldOverride_Fail()
{
engine.Script.testObject = new DynamicTestObject();
TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.SomeField()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_PropertyOverride()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo:bar:baz:qux", engine.Evaluate("testObject.SomeProperty('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_PropertyOverride_Fail()
{
engine.Script.testObject = new DynamicTestObject();
TestUtil.AssertException<MissingMemberException>(() => engine.Evaluate("testObject.SomeProperty()"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_DynamicOverload()
{
engine.Script.testObject = new DynamicTestObject();
Assert.AreEqual("foo;bar;baz;qux", engine.Evaluate("testObject.SomeMethod('foo', 'bar', 'baz', 'qux')"));
}
[TestMethod, TestCategory("JScriptEngine")]
public void JScriptEngine_DynamicHostObject_InvokeMethod_NonDynamicOverload()