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V8ScriptEngineTest.cs
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3653 lines (3096 loc) · 167 KB
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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.Text;
using System.Threading;
using System.Windows.Threading;
using Microsoft.ClearScript.JavaScript;
using Microsoft.CSharp.RuntimeBinder;
using Microsoft.ClearScript.Util;
using Microsoft.ClearScript.V8;
using Microsoft.ClearScript.Windows;
using Microsoft.VisualStudio.TestTools.UnitTesting;
using Newtonsoft.Json;
using Newtonsoft.Json.Linq;
// ReSharper disable HeuristicUnreachableCode
namespace Microsoft.ClearScript.Test
{
[TestClass]
[DeploymentItem("ClearScriptV8-64.dll")]
[DeploymentItem("ClearScriptV8-32.dll")]
[DeploymentItem("v8-x64.dll")]
[DeploymentItem("v8-ia32.dll")]
[DeploymentItem("v8-base-x64.dll")]
[DeploymentItem("v8-base-ia32.dll")]
[DeploymentItem("v8-zlib-x64.dll")]
[DeploymentItem("v8-zlib-ia32.dll")]
[DeploymentItem("JavaScript", "JavaScript")]
[SuppressMessage("Microsoft.Design", "CA1001:TypesThatOwnDisposableFieldsShouldBeDisposable", Justification = "Test classes use TestCleanupAttribute for deterministic teardown.")]
[SuppressMessage("ReSharper", "StringLiteralTypo")]
public class V8ScriptEngineTest : ClearScriptTest
{
#region setup / teardown
private V8ScriptEngine engine;
[TestInitialize]
public void TestInitialize()
{
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging);
}
[TestCleanup]
public void TestCleanup()
{
engine.Dispose();
BaseTestCleanup();
}
#endregion
#region test methods
// ReSharper disable InconsistentNaming
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostObject()
{
var host = new HostFunctions();
engine.AddHostObject("host", host);
Assert.AreSame(host, engine.Evaluate("host"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
[ExpectedException(typeof(InvalidOperationException))]
public void V8ScriptEngine_AddHostObject_Scalar()
{
engine.AddHostObject("value", 123);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostObject_Enum()
{
const DayOfWeek value = DayOfWeek.Wednesday;
engine.AddHostObject("value", value);
Assert.AreEqual(value, engine.Evaluate("value"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostObject_Struct()
{
var date = new DateTime(2007, 5, 22, 6, 15, 43);
engine.AddHostObject("date", date);
Assert.AreEqual(date, engine.Evaluate("date"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_AddHostObject_GlobalMembers_Overwrite()
{
const int fooFirst = 123;
const int fooSecond = 456;
const int barSecond = 789;
engine.AddHostObject("bar", HostItemFlags.GlobalMembers, new { second = barSecond });
engine.AddHostObject("foo", HostItemFlags.GlobalMembers, new { second = fooSecond });
engine.AddHostObject("foo", HostItemFlags.GlobalMembers, new { first = fooFirst });
Assert.AreEqual(fooFirst, engine.Evaluate("first"));
Assert.AreEqual(barSecond, engine.Evaluate("second"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void V8ScriptEngine_AddHostObject_DefaultAccess()
{
engine.AddHostObject("test", this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostObject_PrivateAccess()
{
engine.AddHostObject("test", HostItemFlags.PrivateAccess, this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType()
{
engine.AddHostObject("host", new HostFunctions());
engine.AddHostType("Random", typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void V8ScriptEngine_AddHostType_DefaultAccess()
{
engine.AddHostType("Test", GetType());
engine.Execute("Test.PrivateStaticMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType_PrivateAccess()
{
engine.AddHostType("Test", HostItemFlags.PrivateAccess, GetType());
engine.Execute("Test.PrivateStaticMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType_Static()
{
engine.AddHostType("Enumerable", typeof(Enumerable));
Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType_ByName()
{
engine.AddHostObject("host", new HostFunctions());
engine.AddHostType("Random", "System.Random");
Assert.IsInstanceOfType(engine.Evaluate("host.newObj(Random)"), typeof(Random));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType_ByNameWithAssembly()
{
engine.AddHostType("Enumerable", "System.Linq.Enumerable", "System.Core");
Assert.IsInstanceOfType(engine.Evaluate("Enumerable.Range(0, 5).ToArray()"), typeof(int[]));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_AddHostType_DefaultName()
{
engine.AddHostType(typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate("new Random()"), typeof(Random));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate()
{
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, true, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_RetainDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(documentName, false, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DocumentInfo_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName), "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DocumentInfo_WithDocumentUri()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(@"c:\foo\bar\baz\" + documentName);
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentUri) { Flags = DocumentFlags.None }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DocumentInfo_WithDocumentUri_Relative()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(documentName, UriKind.Relative);
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentUri) { Flags = DocumentFlags.None }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DocumentInfo_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.IsTransient }, "Math.E * Math.PI"));
Assert.IsFalse(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Evaluate_DocumentInfo_RetainDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate(new DocumentInfo(documentName) { Flags = DocumentFlags.None }, "Math.E * Math.PI"));
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute()
{
engine.Execute("epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
engine.Execute(documentName, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
engine.Execute(documentName, true, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsFalse(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_RetainDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
engine.Execute(documentName, false, "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DocumentInfo_WithDocumentName()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
engine.Execute(new DocumentInfo(documentName), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DocumentInfo_WithDocumentUri()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(@"c:\foo\bar\baz\" + documentName);
engine.EnableDocumentNameTracking();
engine.Execute(new DocumentInfo(documentUri), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DocumentInfo_WithDocumentUri_Relative()
{
const string documentName = "DoTheMath";
var documentUri = new Uri(documentName, UriKind.Relative);
engine.EnableDocumentNameTracking();
engine.Execute(new DocumentInfo(documentUri), "epi = Math.E * Math.PI");
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
Assert.IsTrue(engine.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DocumentInfo_DiscardDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
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.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_DocumentInfo_RetainDocument()
{
const string documentName = "DoTheMath";
engine.EnableDocumentNameTracking();
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.GetDocumentNames().Any(name => name.StartsWith(documentName, StringComparison.Ordinal)));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Execute_CompiledScript()
{
using (var script = engine.Compile("epi = Math.E * Math.PI"))
{
engine.Execute(script);
Assert.AreEqual(Math.E * Math.PI, engine.Script.epi);
}
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_ExecuteCommand_EngineConvert()
{
Assert.AreEqual("[object Math]", engine.ExecuteCommand("Math"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_ExecuteCommand_var()
{
Assert.AreEqual("[undefined]", engine.ExecuteCommand("var x = 'foo'"));
Assert.AreEqual("foo", engine.Script.x);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_ExecuteCommand_HostVariable()
{
engine.Script.host = new HostFunctions();
Assert.AreEqual("[HostVariable:String]", engine.ExecuteCommand("host.newVar('foo')"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Invoke_ScriptFunction()
{
engine.Execute("function foo(x) { return x * Math.PI; }");
Assert.AreEqual(Math.E * Math.PI, engine.Invoke("foo", Math.E));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_Interrupt()
{
var checkpoint = new ManualResetEvent(false);
ThreadPool.QueueUserWorkItem(state =>
{
checkpoint.WaitOne();
engine.Interrupt();
});
engine.AddHostObject("checkpoint", checkpoint);
// V8 can't interrupt code that accesses only native data
engine.AddHostObject("test", new { foo = "bar" });
TestUtil.AssertException<OperationCanceledException>(() =>
{
try
{
engine.Execute("checkpoint.Set(); while (true) { var foo = test.foo; }");
}
catch (ScriptInterruptedException exception)
{
Assert.IsNull(exception.ScriptException);
throw;
}
});
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Interrupt_AwaitDebuggerAndPauseOnStart()
{
engine.Dispose();
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.AwaitDebuggerAndPauseOnStart);
ThreadPool.QueueUserWorkItem(state =>
{
Thread.Sleep(1000);
engine.Interrupt();
});
TestUtil.AssertException<OperationCanceledException>(() =>
{
try
{
engine.Evaluate("Math.E * Math.PI");
}
catch (ScriptInterruptedException exception)
{
Assert.IsNull(exception.ScriptException);
throw;
}
});
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
[ExpectedException(typeof(ScriptEngineException))]
public void V8ScriptEngine_AccessContext_Default()
{
engine.AddHostObject("test", this);
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_AccessContext_Private()
{
engine.AddHostObject("test", this);
engine.AccessContext = GetType();
engine.Execute("test.PrivateMethod()");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_ContinuationCallback()
{
// V8 can't interrupt code that accesses only native data
engine.AddHostObject("test", new { foo = "bar" });
engine.ContinuationCallback = () => false;
TestUtil.AssertException<OperationCanceledException>(() => engine.Execute("while (true) { var foo = test.foo; }"));
engine.ContinuationCallback = null;
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_ContinuationCallback_AwaitDebuggerAndPauseOnStart()
{
engine.Dispose();
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.AwaitDebuggerAndPauseOnStart);
engine.ContinuationCallback = () => false;
TestUtil.AssertException<OperationCanceledException>(() => engine.Evaluate("Math.E * Math.PI"));
engine.ContinuationCallback = null;
Assert.AreEqual(Math.E * Math.PI, engine.Evaluate("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_FileNameExtension()
{
Assert.AreEqual("js", engine.FileNameExtension);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property()
{
var host = new HostFunctions();
engine.Script.host = host;
Assert.AreSame(host, engine.Script.host);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_Scalar()
{
const int value = 123;
engine.Script.value = value;
Assert.AreEqual(value, engine.Script.value);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_Enum()
{
const DayOfWeek value = DayOfWeek.Wednesday;
engine.Script.value = value;
Assert.AreEqual(value, engine.Script.value);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_Script_Method()
{
engine.Execute("function foo(x) { return x * x; }");
Assert.AreEqual(25, engine.Script.foo(5));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Method_Intrinsic()
{
Assert.AreEqual(Math.E * Math.PI, engine.Script.eval("Math.E * Math.PI"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
Dim host As New HostFunctions
engine.Script.host = host
Assert.AreSame(host, engine.Script.host)
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_Scalar_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
Dim value = 123
engine.Script.value = value
Assert.AreEqual(value, engine.Script.value)
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_Enum_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
Dim value = DayOfWeek.Wednesday
engine.Script.value = value
Assert.AreEqual(value, engine.Script.value)
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Property_Struct_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
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("V8ScriptEngine")]
public void V8ScriptEngine_Script_Index_ArrayItem_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
Dim index = 5
engine.Execute(""foo = []"")
engine.Script.foo(index) = engine.Script.Math.PI
rem Assert.AreEqual(Math.PI, engine.Script.foo(index))
rem Assert.AreEqual(index + 1, engine.Evaluate(""foo.length""))
rem engine.Script.foo(index) = engine.Script.Math.E
rem Assert.AreEqual(Math.E, engine.Script.foo(index))
rem Assert.AreEqual(index + 1, engine.Evaluate(""foo.length""))
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Index_Property_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
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("V8ScriptEngine")]
public void V8ScriptEngine_Script_Method_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
engine.Execute(""function foo(x) { return x * x; }"")
Assert.AreEqual(25, engine.Script.foo(5))
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Script_Method_Intrinsic_VB()
{
TestUtil.InvokeVBTestSub(@"
Using engine As New V8ScriptEngine
Assert.AreEqual(Math.E * Math.PI, engine.Script.eval(""Math.E * Math.PI""))
End Using
");
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_CollectGarbage()
{
engine.Execute(@"x = []; for (i = 0; i < 1024 * 1024; i++) { x.push(x); }");
var usedHeapSize = engine.GetRuntimeHeapInfo().UsedHeapSize;
engine.CollectGarbage(true);
Assert.IsTrue(usedHeapSize > engine.GetRuntimeHeapInfo().UsedHeapSize);
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_CollectGarbage_HostObject()
{
// ReSharper disable RedundantAssignment
WeakReference wr = null;
new Action(() =>
{
var x = new object();
wr = new WeakReference(x);
engine.Script.x = x;
x = null;
engine.Script.x = null;
})();
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced);
GC.WaitForPendingFinalizers();
Assert.IsTrue(wr.IsAlive);
engine.CollectGarbage(true);
GC.Collect(GC.MaxGeneration, GCCollectionMode.Forced);
GC.WaitForPendingFinalizers();
Assert.IsFalse(wr.IsAlive);
// ReSharper restore RedundantAssignment
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_Parallel()
{
engine.AddHostObject("host", new HostFunctions());
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
const int threadCount = 256;
engine.AddHostObject("list", Enumerable.Range(0, threadCount).ToList());
Assert.AreEqual(threadCount, engine.Evaluate("list.Count"));
var startEvent = new ManualResetEventSlim(false);
var stopEvent = new ManualResetEventSlim(false);
engine.AddHostObject("stopEvent", stopEvent);
ThreadStart body = () =>
{
// ReSharper disable AccessToDisposedClosure
startEvent.Wait();
engine.Execute("list.RemoveAt(0); if (list.Count == 0) { stopEvent.Set(); }");
// ReSharper restore AccessToDisposedClosure
};
var threads = Enumerable.Range(0, threadCount).Select(index => new Thread(body)).ToArray();
threads.ForEach(thread => thread.Start());
startEvent.Set();
stopEvent.Wait();
Assert.AreEqual(0, engine.Evaluate("list.Count"));
threads.ForEach(thread => thread.Join());
startEvent.Dispose();
stopEvent.Dispose();
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_new_Scalar()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
Assert.AreEqual(default(int), engine.Evaluate("new System.Int32"));
Assert.AreEqual(default(int), engine.Evaluate("new System.Int32()"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_new_NoMatch()
{
engine.AddHostObject("clr", HostItemFlags.GlobalMembers, new HostTypeCollection("mscorlib"));
TestUtil.AssertException<MissingMemberException>(() => engine.Execute("new System.Random('a')"));
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_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("V8ScriptEngine")]
public void V8ScriptEngine_General_Precompiled()
{
using (var script = engine.Compile(generalScript))
{
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.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
console.GetStringBuilder().Clear();
Assert.AreEqual(string.Empty, console.ToString());
engine.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
}
}
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_General_Precompiled_Dual()
{
engine.Dispose();
using (var runtime = new V8Runtime())
{
using (var script = runtime.Compile(generalScript))
{
engine = runtime.CreateScriptEngine();
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.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
console.GetStringBuilder().Clear();
Assert.AreEqual(string.Empty, console.ToString());
engine.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
}
engine.Dispose();
engine = runtime.CreateScriptEngine();
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.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
console.GetStringBuilder().Clear();
Assert.AreEqual(string.Empty, console.ToString());
engine.Evaluate(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
}
}
}
}
[TestMethod, TestCategory("V8ScriptEngine")]
public void V8ScriptEngine_General_Precompiled_Execute()
{
using (var script = engine.Compile(generalScript))
{
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(script);
Assert.AreEqual(MiscHelpers.FormatCode(generalScriptOutput), console.ToString().Replace("\r\n", "\n"));
console.GetStringBuilder().Clear();
Assert.AreEqual(string.Empty, console.ToString());