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2577 lines (2132 loc) · 130 KB
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// Copyright (c) Microsoft Corporation. All rights reserved.
// 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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