ClearScript/ClearScriptTest/V8FastProxyTest.cs at master · ClearFoundry/ClearScript · GitHub

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// Licensed under the MIT license.

using System;

using System.Collections.Generic;

using System.Diagnostics.CodeAnalysis;

using System.Linq;

using System.Numerics;

using System.Reflection;

using System.Runtime.CompilerServices;

using System.Threading.Tasks;

using Microsoft.ClearScript.JavaScript;

using Microsoft.ClearScript.Util;

using Microsoft.ClearScript.V8;

using Microsoft.ClearScript.V8.FastProxy;

using Microsoft.VisualStudio.TestTools.UnitTesting;

namespace Microsoft.ClearScript.Test

{

[TestClass]

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

public class V8FastProxyTest : ClearScriptTest

{

#region setup / teardown

private V8ScriptEngine engine;

private TestObject testObject;

private FastObject fastObject;

[TestInitialize]

public void TestInitialize()

{

BaseTestInitialize();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging);

PrepareEngine();

}

private void PrepareEngine()

{

engine.AddHostType(typeof(Helpers));

engine.Script.testObject = testObject ?? (testObject = new TestObject());

engine.Script.fastObject = fastObject ?? (fastObject = new FastObject());

}

[TestCleanup]

public void TestCleanup()

{

engine.Dispose();

BaseTestCleanup();

}

#endregion

#region test methods

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Undefined()

{

testObject.GetProperty = static (in V8FastResult value) => value.SetUndefined();

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === undefined")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(Undefined.Value);

Assert.AreEqual(nameof(Undefined), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === undefined")));

testObject.GetProperty = static (in V8FastResult value) => value.Set(Undefined.Value);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === undefined")));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Null()

{

testObject.GetProperty = static (in V8FastResult value) => value.SetNull();

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === null")));

engine.NullExportValue = 123;

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 123")));

engine.NullExportValue = 456;

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(null);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 456")));

engine.EnableNullResultWrapping = true;

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(null);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.IsNull(engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Boolean()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(true);

Assert.IsTrue((bool)engine.Evaluate("testObject.value === true"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<bool>(false);

Assert.IsTrue((bool)engine.Evaluate("testObject.value === false"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(true);

Assert.AreEqual(nameof(Boolean), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.IsTrue((bool)engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(false);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.IsFalse((bool)engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Char()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set('q');

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 'q'.charCodeAt(0)")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<char>('r');

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 'r'.charCodeAt(0)")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>('s');

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((int)'s', engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>('t');

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual('t', engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_SByte()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(sbyte.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {sbyte.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<sbyte>(sbyte.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {sbyte.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((sbyte)123);

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

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

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>((sbyte)-123);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((sbyte)-123, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Byte()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(byte.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {byte.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<byte>(byte.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {byte.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((byte)124);

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(124, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>((byte)253);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((byte)253, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Int16()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(short.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {short.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<short>(short.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {short.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((short)1234);

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(1234, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>((short)4321);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((short)4321, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_UInt16()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(ushort.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {ushort.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<ushort>(ushort.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {ushort.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((ushort)2345);

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(2345, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>((ushort)5432);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((ushort)5432, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Int32()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(int.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {int.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<int>(int.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {int.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(12345);

Assert.AreEqual(nameof(Int32), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(12345, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(54321);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(54321, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_UInt32()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(uint.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {uint.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<uint>(uint.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {uint.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(uint.MaxValue - 1);

Assert.AreEqual(nameof(Int64), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((long)uint.MaxValue - 1, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(65432U);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(65432U, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Int64()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(-MiscHelpers.MaxInt64InDouble);

Assert.AreEqual(nameof(Int64), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(-MiscHelpers.MaxInt64InDouble, engine.Evaluate("testObject.value"));

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.MarshalUnsafeInt64AsBigInt);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set(MiscHelpers.MaxInt64InDouble);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {MiscHelpers.MaxInt64InDouble}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<long>(-MiscHelpers.MaxInt64InDouble);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {-MiscHelpers.MaxInt64InDouble}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set(MiscHelpers.MaxInt64InDouble + 1);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {MiscHelpers.MaxInt64InDouble + 1}n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<long>(-MiscHelpers.MaxInt64InDouble - 1);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {-MiscHelpers.MaxInt64InDouble - 1}n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(654321L);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(654321L, engine.Evaluate("testObject.value"));

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.MarshalAllInt64AsBigInt);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set(12345678L);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 12345678n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<long>(87654321L);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 87654321n")));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_UInt64()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((ulong)MiscHelpers.MaxInt64InDouble);

Assert.AreEqual(nameof(Int64), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(MiscHelpers.MaxInt64InDouble, engine.Evaluate("testObject.value"));

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.MarshalUnsafeInt64AsBigInt);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set((ulong)MiscHelpers.MaxInt64InDouble);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {MiscHelpers.MaxInt64InDouble}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set((ulong)MiscHelpers.MaxInt64InDouble + 1);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {MiscHelpers.MaxInt64InDouble + 1}n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(765432UL);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(765432UL, engine.Evaluate("testObject.value"));

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.MarshalAllInt64AsBigInt);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set(12345678UL);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 12345678n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<ulong>(87654321UL);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 87654321n")));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Single()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(float.MaxValue);

Assert.AreEqual((double)float.MaxValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<float>(float.MinValue);

Assert.AreEqual((double)float.MinValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(123.5F);

Assert.AreEqual(nameof(Single), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(123.5F, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(321.5F);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(321.5F, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Double()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(double.MaxValue);

Assert.AreEqual(double.MaxValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<double>(double.MinValue);

Assert.AreEqual(double.MinValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(456.789D);

Assert.AreEqual(nameof(Double), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(456.789D, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(987.654D);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(987.654D, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Decimal()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(decimal.MaxValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {decimal.MaxValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<decimal>(decimal.MinValue);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate($"testObject.value === {decimal.MinValue}")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(456.789M);

Assert.AreEqual(nameof(Double), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(456.789D, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(987.654M);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(987.654M, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_String()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set("bogus");

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 'bogus'")));

// ReSharper disable once RedundantCast

testObject.GetProperty = static (in V8FastResult value) => value.Set((string)null);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === null")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<string>("heinous");

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 'heinous'")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<string>(null);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === null")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>("gnarly");

Assert.AreEqual(nameof(String), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

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

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>("bodacious");

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

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

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_CharSpan()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set("bogus".AsSpan());

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 'bogus'")));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_DateTime()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set(DateTime.MinValue);

Assert.AreEqual(DateTime.MinValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<DateTime>(DateTime.MaxValue);

Assert.AreEqual(DateTime.MaxValue, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(new DateTime(2007, 5, 22, 6, 15, 43, DateTimeKind.Utc));

Assert.AreEqual(nameof(DateTime), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(new DateTime(2007, 5, 22, 6, 15, 43, DateTimeKind.Utc), engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(new DateTime(1968, 6, 4, 17, 23, 48, DateTimeKind.Utc));

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(new DateTime(1968, 6, 4, 17, 23, 48, DateTimeKind.Utc), engine.Evaluate("testObject.value"));

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.EnableDateTimeConversion);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set(new DateTime(1941, 8, 26, 9, 11, 25, DateTimeKind.Utc));

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value.getTime() === new Date(Date.UTC(1941, 7, 26, 9, 11, 25)).getTime()")));

Assert.AreEqual(new DateTime(1941, 8, 26, 9, 11, 25, DateTimeKind.Utc), engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>(new DateTime(2007, 5, 22, 6, 15, 43, DateTimeKind.Utc));

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value.getTime() === new Date(Date.UTC(2007, 4, 22, 6, 15, 43)).getTime()")));

Assert.AreEqual(new DateTime(2007, 5, 22, 6, 15, 43, DateTimeKind.Utc), engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>(new DateTime(1968, 6, 4, 17, 23, 48, DateTimeKind.Utc));

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual(new DateTime(1968, 6, 4, 17, 23, 48, DateTimeKind.Utc), engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_BigInteger()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set((BigInteger)123);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 123n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<BigInteger>(456);

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value === 456n")));

testObject.GetProperty = static (in V8FastResult value) => value.Set<object>((BigInteger)789);

Assert.AreEqual(nameof(BigInteger), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((BigInteger)789, engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<IComparable>((BigInteger)987);

Assert.AreEqual(nameof(IComparable), engine.Evaluate("Helpers.GetTypeName(testObject.value)"));

Assert.AreEqual((BigInteger)987, engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_V8Object()

{

var testValue = engine.Evaluate("({ foo: 123, bar: 'baz' })");

testObject.GetProperty = (in V8FastResult value) => value.Set(testValue);

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

Assert.AreEqual("baz", engine.Evaluate("testObject.value.bar"));

testObject.GetProperty = (in V8FastResult value) => value.Set<object>(null);

Assert.IsNull(engine.Evaluate("testObject.value"));

}

{

var testValue = (ScriptObject)engine.Evaluate("({ foo: 456, bar: 'qux' })");

testObject.GetProperty = (in V8FastResult value) => value.Set(testValue);

Assert.AreEqual(456, engine.Evaluate("testObject.value.foo"));

Assert.AreEqual("qux", engine.Evaluate("testObject.value.bar"));

testObject.GetProperty = (in V8FastResult value) => value.Set<ScriptObject>(null);

Assert.IsNull(engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public async Task V8FastProxy_GetProperty_HostObject()

{

engine.Dispose();

engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDebugging | V8ScriptEngineFlags.EnableTaskPromiseConversion);

PrepareEngine();

testObject.GetProperty = static (in V8FastResult value) => value.Set(new HostFunctions());

Assert.IsInstanceOfType<HostFunctions>(engine.Evaluate("testObject.value"));

testObject.GetProperty = (in V8FastResult value) => value.Set<HostFunctions>(null);

Assert.IsNull(engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set(Task.FromResult(123));

Assert.IsTrue(Convert.ToBoolean(engine.Evaluate("testObject.value.constructor.name === 'Promise'")));

Assert.AreEqual(123, await (Task<object>)engine.Evaluate("testObject.value"));

testObject.GetProperty = (in V8FastResult value) => value.Set<Task<int>>(null);

Assert.IsNull(engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_Nullable()

{

testObject.GetProperty = static (in V8FastResult value) => value.Set((int?)123);

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

testObject.GetProperty = static (in V8FastResult value) => value.Set((int?)null);

Assert.IsNull(engine.Evaluate("testObject.value"));

testObject.GetProperty = static (in V8FastResult value) => value.Set<int?>(123);

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

testObject.GetProperty = static (in V8FastResult value) => value.Set<int?>(null);

Assert.IsNull(engine.Evaluate("testObject.value"));

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_GetProperty_ResultAlreadySet()

{

testObject.GetProperty = static (in V8FastResult value) =>

{

value.Set(123);

value.Set(456);

};

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

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Undefined()

{

(bool Succeeded, Undefined Value) result = (false, null);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsTrue(value.IsTruthy);

Assert.IsFalse(value.IsFalsy);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsTrue(value.TryGet(out IComparable _));

result.Succeeded = value.TryGet(out result.Value);

};

engine.Execute("testObject.value = 123");

Assert.IsFalse(result.Succeeded);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsTruthy);

Assert.IsTrue(value.IsFalsy);

Assert.IsTrue(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<char>(out char _));

Assert.IsFalse(value.TryGet<sbyte>(out sbyte _));

Assert.IsFalse(value.TryGet<byte>(out byte _));

Assert.IsFalse(value.TryGet<short>(out short _));

Assert.IsFalse(value.TryGet<ushort>(out ushort _));

Assert.IsFalse(value.TryGet<int>(out int _));

Assert.IsFalse(value.TryGet<uint>(out uint _));

Assert.IsFalse(value.TryGet<long>(out long _));

Assert.IsFalse(value.TryGet<ulong>(out ulong _));

Assert.IsFalse(value.TryGet<float>(out float _));

Assert.IsFalse(value.TryGet<double>(out double _));

Assert.IsFalse(value.TryGet<decimal>(out decimal _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsFalse(value.TryGet<BigInteger>(out BigInteger _));

Assert.IsFalse(value.TryGet(out IComparable _));

result.Succeeded = value.TryGet(out result.Value);

};

engine.Execute("testObject.value = undefined");

Assert.IsTrue(result.Succeeded);

Assert.IsInstanceOfType(result.Value, typeof(Undefined));

engine.Script.value = Undefined.Value.ToRestrictedHostObject<object>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.IsInstanceOfType(result.Value, typeof(Undefined));

}

{

(bool Succeeded, object Value) result = (false, null);

engine.UndefinedImportValue = null;

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsTruthy);

Assert.IsTrue(value.IsFalsy);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<char>(out char _));

Assert.IsFalse(value.TryGet<sbyte>(out sbyte _));

Assert.IsFalse(value.TryGet<byte>(out byte _));

Assert.IsFalse(value.TryGet<short>(out short _));

Assert.IsFalse(value.TryGet<ushort>(out ushort _));

Assert.IsFalse(value.TryGet<int>(out int _));

Assert.IsFalse(value.TryGet<uint>(out uint _));

Assert.IsFalse(value.TryGet<long>(out long _));

Assert.IsFalse(value.TryGet<ulong>(out ulong _));

Assert.IsFalse(value.TryGet<float>(out float _));

Assert.IsFalse(value.TryGet<double>(out double _));

Assert.IsFalse(value.TryGet<decimal>(out decimal _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsFalse(value.TryGet<BigInteger>(out BigInteger _));

result.Succeeded = value.IsNull;

};

engine.Execute("testObject.value = undefined");

Assert.IsTrue(result.Succeeded);

Assert.IsNull(result.Value);

engine.UndefinedImportValue = 123;

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsTrue(value.IsTruthy);

Assert.IsFalse(value.IsFalsy);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

result.Succeeded = value.TryGet(out result.Value);

};

engine.Execute("testObject.value = undefined");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(123, result.Value);

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Null()

{

(bool Succeeded, object Value) result = (false, null);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsTruthy);

Assert.IsTrue(value.IsFalsy);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<char>(out char _));

Assert.IsFalse(value.TryGet<sbyte>(out sbyte _));

Assert.IsFalse(value.TryGet<byte>(out byte _));

Assert.IsFalse(value.TryGet<short>(out short _));

Assert.IsFalse(value.TryGet<ushort>(out ushort _));

Assert.IsFalse(value.TryGet<int>(out int _));

Assert.IsFalse(value.TryGet<uint>(out uint _));

Assert.IsFalse(value.TryGet<long>(out long _));

Assert.IsFalse(value.TryGet<ulong>(out ulong _));

Assert.IsFalse(value.TryGet<float>(out float _));

Assert.IsFalse(value.TryGet<double>(out double _));

Assert.IsFalse(value.TryGet<decimal>(out decimal _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsFalse(value.TryGet<BigInteger>(out BigInteger _));

result.Succeeded = value.IsNull;

};

engine.Execute("testObject.value = null");

Assert.IsTrue(result.Succeeded);

Assert.IsNull(result.Value);

{

engine.NullImportValue = Undefined.Value;

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsTruthy);

Assert.IsTrue(value.IsFalsy);

Assert.IsTrue(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<char>(out char _));

Assert.IsFalse(value.TryGet<sbyte>(out sbyte _));

Assert.IsFalse(value.TryGet<byte>(out byte _));

Assert.IsFalse(value.TryGet<short>(out short _));

Assert.IsFalse(value.TryGet<ushort>(out ushort _));

Assert.IsFalse(value.TryGet<int>(out int _));

Assert.IsFalse(value.TryGet<uint>(out uint _));

Assert.IsFalse(value.TryGet<long>(out long _));

Assert.IsFalse(value.TryGet<ulong>(out ulong _));

Assert.IsFalse(value.TryGet<float>(out float _));

Assert.IsFalse(value.TryGet<double>(out double _));

Assert.IsFalse(value.TryGet<decimal>(out decimal _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsFalse(value.TryGet<BigInteger>(out BigInteger _));

Assert.IsFalse(value.TryGet(out IComparable _));

result.Succeeded = value.TryGet(out result.Value);

};

engine.Execute("testObject.value = null");

Assert.IsTrue(result.Succeeded);

Assert.IsInstanceOfType(result.Value, typeof(Undefined));

engine.NullImportValue = 123;

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsTrue(value.IsTruthy);

Assert.IsFalse(value.IsFalsy);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

result.Succeeded = value.TryGet(out result.Value);

};

engine.Execute("testObject.value = null");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(123, result.Value);

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Boolean()

{

(bool Succeeded, bool Value) result = (false, false);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<char>(out char _));

Assert.IsFalse(value.TryGet<sbyte>(out sbyte _));

Assert.IsFalse(value.TryGet<byte>(out byte _));

Assert.IsFalse(value.TryGet<short>(out short _));

Assert.IsFalse(value.TryGet<ushort>(out ushort _));

Assert.IsFalse(value.TryGet<int>(out int _));

Assert.IsFalse(value.TryGet<uint>(out uint _));

Assert.IsFalse(value.TryGet<long>(out long _));

Assert.IsFalse(value.TryGet<ulong>(out ulong _));

Assert.IsFalse(value.TryGet<float>(out float _));

Assert.IsFalse(value.TryGet<double>(out double _));

Assert.IsFalse(value.TryGet<decimal>(out decimal _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

Assert.IsFalse(value.TryGet<BigInteger>(out BigInteger _));

Assert.IsTrue(value.TryGet(out IComparable _));

result.Succeeded = value.TryGet<bool>(out result.Value);

if (result.Succeeded)

{

Assert.AreEqual(result.Value, value.IsTruthy);

Assert.AreEqual(!result.Value, value.IsFalsy);

}

};

engine.Execute("testObject.value = true");

Assert.IsTrue(result.Succeeded);

Assert.IsTrue(result.Value);

engine.Script.value = false.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.IsFalse(result.Value);

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Char() => V8FastProxy_SetProperty_Integer(char.MinValue, char.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_SByte() => V8FastProxy_SetProperty_Integer(sbyte.MinValue, sbyte.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Byte() => V8FastProxy_SetProperty_Integer(byte.MinValue, byte.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Int16() => V8FastProxy_SetProperty_Integer(short.MinValue, short.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_UInt16() => V8FastProxy_SetProperty_Integer(ushort.MinValue, ushort.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Int32() => V8FastProxy_SetProperty_Integer(int.MinValue, int.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_UInt32() => V8FastProxy_SetProperty_Integer(uint.MinValue, uint.MaxValue, static value => value);

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_Int64()

{

(bool Succeeded, long Value) result = (false, 0);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

result.Succeeded = value.TryGet<long>(out result.Value);

if (result.Succeeded)

{

Assert.AreEqual(result.Value != 0, value.IsTruthy);

Assert.AreEqual(result.Value == 0, value.IsFalsy);

}

};

engine.Script.value = 0.5D;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = -MiscHelpers.MaxInt64InDoubleAsDouble - 1000000;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = -MiscHelpers.MaxInt64InDoubleAsDouble;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(-MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble + 1000000;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = (BigInteger)long.MinValue - 1;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = (BigInteger)long.MinValue;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MinValue, result.Value);

engine.Script.value = (BigInteger)long.MaxValue;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MaxValue, result.Value);

engine.Script.value = (BigInteger)long.MaxValue + 1;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = long.MinValue.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MinValue, result.Value);

engine.Script.value = long.MaxValue.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MaxValue, result.Value);

engine.Script.value = (-MiscHelpers.MaxInt64InDoubleAsDouble - 1000000).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = (-MiscHelpers.MaxInt64InDoubleAsDouble).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(-MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = (MiscHelpers.MaxInt64InDoubleAsDouble + 1000000).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = ((decimal)long.MinValue - 1000000).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

// ReSharper disable once RedundantCast

engine.Script.value = ((decimal)long.MinValue).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MinValue, result.Value);

// ReSharper disable once RedundantCast

engine.Script.value = ((decimal)long.MaxValue).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MaxValue, result.Value);

engine.Script.value = ((decimal)long.MaxValue + 1000000).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = ((BigInteger)long.MinValue - 1).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = ((BigInteger)long.MinValue).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MinValue, result.Value);

engine.Script.value = ((BigInteger)long.MaxValue).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(long.MaxValue, result.Value);

engine.Script.value = ((BigInteger)long.MaxValue + 1).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

}

[TestMethod, TestCategory("V8FastProxy")]

public void V8FastProxy_SetProperty_UInt64()

{

(bool Succeeded, ulong Value) result = (false, 0);

testObject.SetProperty = (in V8FastArg value) =>

{

Assert.IsFalse(value.IsUndefined);

Assert.IsFalse(value.IsNull);

Assert.IsFalse(value.TryGet(out Undefined _));

Assert.IsFalse(value.TryGet<bool>(out bool _));

Assert.IsFalse(value.TryGet<string>(out string _));

Assert.IsFalse(value.TryGet(out ReadOnlySpan<char> _));

Assert.IsFalse(value.TryGet<DateTime>(out DateTime _));

result.Succeeded = value.TryGet<ulong>(out result.Value);

if (result.Succeeded)

{

Assert.AreEqual(result.Value != 0, value.IsTruthy);

Assert.AreEqual(result.Value == 0, value.IsFalsy);

}

};

engine.Script.value = 0.5D;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = -1.0D;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = 0.0D;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MinValue, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual((ulong)MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble + 1000000;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = BigInteger.MinusOne;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = BigInteger.Zero;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MinValue, result.Value);

engine.Script.value = (BigInteger)ulong.MaxValue;

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MaxValue, result.Value);

engine.Script.value = (BigInteger)ulong.MaxValue + 1;

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = 0UL.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MinValue, result.Value);

engine.Script.value = ulong.MaxValue.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MaxValue, result.Value);

engine.Script.value = (-1.0D).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

engine.Script.value = (0.0D).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual(ulong.MinValue, result.Value);

engine.Script.value = MiscHelpers.MaxInt64InDoubleAsDouble.ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsTrue(result.Succeeded);

Assert.AreEqual((ulong)MiscHelpers.MaxInt64InDouble, result.Value);

engine.Script.value = (MiscHelpers.MaxInt64InDoubleAsDouble + 1000000).ToRestrictedHostObject<IComparable>(engine);

engine.Execute("testObject.value = value");

Assert.IsFalse(result.Succeeded);

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ClearScript/ClearScriptTest/V8FastProxyTest.cs at master · ClearFoundry/ClearScript · GitHub

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