// Copyright (c) Microsoft Corporation. All rights reserved.
// Licensed under the MIT license.
using System;
using System.Collections.Generic;
using System.Diagnostics.CodeAnalysis;
using System.IO;
using System.Threading.Tasks;
using Microsoft.ClearScript.JavaScript;
using Microsoft.ClearScript.V8;
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 V8ModuleTest : ClearScriptTest
{
#region setup / teardown
private V8ScriptEngine engine;
[TestInitialize]
public void TestInitialize()
{
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDynamicModuleImports | V8ScriptEngineFlags.EnableDebugging);
}
[TestCleanup]
public void TestCleanup()
{
engine.Dispose();
BaseTestCleanup();
}
#endregion
#region test methods
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'JavaScript/StandardModule/Arithmetic/Arithmetic.js';
Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_ForeignExtension()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'JavaScript/StandardModule/Arithmetic/Arithmetic.bogus';
Arithmetic.BogusAdd(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_MixedImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_Disabled()
{
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_PathlessImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Geometry")
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'Arithmetic.js';
Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_PathlessImport_MixedImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Geometry")
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'GeometryWithDynamicImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_PathlessImport_Nested()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Geometry")
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'GeometryWithPathlessImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_PathlessImport_Disabled()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "StandardModule", "Geometry")
);
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_DynamicImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
engine.Evaluate(@"
(async function () {
try {
let Arithmetic = await import('JavaScript/StandardModule/Arithmetic/Arithmetic.js');
result = Arithmetic.Add(123, 456);
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(123 + 456, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_DynamicImport_MixedImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('JavaScript/StandardModule/Geometry/Geometry.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(25 * 25, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_DynamicImport_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(25 * 25, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_DynamicImport_Disabled()
{
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsNotInstanceOfType(engine.Script.caughtException, typeof(Undefined));
TestUtil.AssertException(() => engine.Execute("throw caughtException"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_File_FileNameExtensions()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic/Arithmetic.js';
Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_MixedImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_Disabled()
{
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_PathlessImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry"
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'Arithmetic.js';
Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_PathlessImport_MixedImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry"
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'GeometryWithDynamicImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_PathlessImport_Nested()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry"
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'GeometryWithPathlessImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_PathlessImport_Disabled()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry"
);
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_DynamicImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
engine.Evaluate(@"
(async function () {
try {
let Arithmetic = await import('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Arithmetic/Arithmetic.js');
result = Arithmetic.Add(123, 456);
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(123 + 456, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_DynamicImport_MixedImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/Geometry.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(25 * 25, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_DynamicImport_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsInstanceOfType(engine.Script.caughtException, typeof(Undefined));
Assert.AreEqual(25 * 25, engine.Script.result);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_DynamicImport_Disabled()
{
engine.Evaluate(@"
(async function () {
try {
let Geometry = await import('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js');
result = new Geometry.Square(25).Area;
}
catch (exception) {
caughtException = exception;
}
})();
");
Assert.IsNotInstanceOfType(engine.Script.caughtException, typeof(Undefined));
TestUtil.AssertException(() => engine.Execute("throw caughtException"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Web_FileNameExtensions()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/StandardModule/Geometry/Geometry';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Compilation()
{
var module = engine.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
");
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Compilation_CodeCache()
{
var code = @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
";
byte[] cacheBytes;
using (engine.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, code, V8CacheKind.Code, out cacheBytes))
{
}
Assert.IsNotNull(cacheBytes);
Assert.IsTrue(cacheBytes.Length > 350); // typical size is ~700
engine.Dispose();
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDynamicModuleImports | V8ScriptEngineFlags.EnableDebugging);
var module = engine.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, code, V8CacheKind.Code, cacheBytes, out var cacheAccepted);
Assert.IsTrue(cacheAccepted);
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Compilation_Runtime()
{
engine.Dispose();
using (var runtime = new V8Runtime(V8RuntimeFlags.EnableDebugging))
{
var module = runtime.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
");
using (module)
{
engine = runtime.CreateScriptEngine();
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Compilation_Runtime_CodeCache()
{
var code = @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Square(25).Area;
";
byte[] cacheBytes;
using (engine.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, code, V8CacheKind.Code, out cacheBytes))
{
}
Assert.IsNotNull(cacheBytes);
Assert.IsTrue(cacheBytes.Length > 350); // typical size is ~700
engine.Dispose();
using (var runtime = new V8Runtime(V8RuntimeFlags.EnableDebugging))
{
engine = runtime.CreateScriptEngine();
var module = runtime.Compile(new DocumentInfo { Category = ModuleCategory.Standard }, code, V8CacheKind.Code, cacheBytes, out var cacheAccepted);
Assert.IsTrue(cacheAccepted);
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_SideEffects()
{
using (var runtime = new V8Runtime())
{
runtime.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
var module = runtime.CompileDocument("JavaScript/StandardModule/ModuleWithSideEffects.js", ModuleCategory.Standard);
using (var testEngine = runtime.CreateScriptEngine())
{
testEngine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
testEngine.Execute("foo = {}");
Assert.AreEqual(625, testEngine.Evaluate(module));
Assert.AreEqual(625, testEngine.Evaluate("foo.bar"));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(testEngine.Evaluate(module), typeof(Undefined));
}
using (var testEngine = runtime.CreateScriptEngine())
{
testEngine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
testEngine.Execute("foo = {}");
Assert.AreEqual(625, testEngine.Evaluate(module));
Assert.AreEqual(625, testEngine.Evaluate("foo.bar"));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(testEngine.Evaluate(module), typeof(Undefined));
}
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Caching()
{
Assert.AreEqual(0UL, engine.GetRuntimeStatistics().ModuleCount);
var info = new DocumentInfo { Category = ModuleCategory.Standard };
Assert.AreEqual(Math.PI, engine.Evaluate(info, "Math.PI"));
Assert.AreEqual(Math.PI, engine.Evaluate(info, "Math.PI"));
Assert.AreEqual(2UL, engine.GetRuntimeStatistics().ModuleCount);
info = new DocumentInfo("Test") { Category = ModuleCategory.Standard };
Assert.AreEqual(Math.E, engine.Evaluate(info, "Math.E"));
Assert.IsInstanceOfType(engine.Evaluate(info, "Math.E"), typeof(Undefined));
Assert.AreEqual(3UL, engine.GetRuntimeStatistics().ModuleCount);
Assert.AreEqual(Math.PI, engine.Evaluate(info, "Math.PI"));
Assert.IsInstanceOfType(engine.Evaluate(info, "Math.PI"), typeof(Undefined));
Assert.AreEqual(4UL, engine.GetRuntimeStatistics().ModuleCount);
using (var runtime = new V8Runtime())
{
for (var i = 0; i < 10; i++)
{
using (var testEngine = runtime.CreateScriptEngine())
{
Assert.AreEqual(Math.PI, testEngine.Evaluate(info, "Math.PI"));
Assert.AreEqual(Math.E, testEngine.Evaluate(info, "Math.E"));
Assert.AreEqual(2UL, testEngine.GetStatistics().ModuleCount);
}
}
Assert.AreEqual(20UL, runtime.GetStatistics().ModuleCount);
}
using (var runtime = new V8Runtime())
{
for (var i = 0; i < 300; i++)
{
using (var testEngine = runtime.CreateScriptEngine())
{
Assert.AreEqual(Math.PI, testEngine.Evaluate(info, "Math.PI"));
Assert.IsInstanceOfType(testEngine.Evaluate(info, "Math.PI"), typeof(Undefined));
}
}
Assert.AreEqual(300UL, runtime.GetStatistics().ModuleCount);
}
using (var runtime = new V8Runtime())
{
using (var testEngine = runtime.CreateScriptEngine())
{
for (var i = 0; i < 300; i++)
{
Assert.AreEqual(Math.PI + i, testEngine.Evaluate(info, "Math.PI" + "+" + i));
}
Assert.AreEqual(300UL, testEngine.GetStatistics().ModuleCount);
Assert.AreEqual(300UL, testEngine.GetStatistics().ModuleCacheSize);
}
Assert.AreEqual(300UL, runtime.GetStatistics().ModuleCount);
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_Context()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
engine.DocumentSettings.Loader = new CustomLoader();
Assert.AreEqual(123, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
Geometry.Meta.foo
"));
Assert.AreEqual(456.789, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
Geometry.Meta.bar
"));
Assert.AreEqual("bogus", engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
Geometry.Meta.baz
"));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
new Geometry.Meta.qux()
"), typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/Geometry.js';
Geometry.Meta.quux
"), typeof(Undefined));
Assert.AreEqual(Math.PI, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'JavaScript/StandardModule/Arithmetic/Arithmetic.js';
Arithmetic.Meta.foo
"));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Arithmetic from 'JavaScript/StandardModule/Arithmetic/Arithmetic.js';
Arithmetic.Meta.bar
"), typeof(Undefined));
Assert.AreEqual(0, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModule/Geometry/GeometryWithDynamicImport.js';
Object.keys(Geometry.Meta).length;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_SystemDocument()
{
engine.DocumentSettings.AddSystemDocument("test", ModuleCategory.Standard, @"
export function Add(a, b) {
return a + b;
}
");
dynamic add = engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Test from 'test';
Test.Add
");
Assert.AreEqual(579, add(123, 456));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_CircularReference()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModuleWithCycles/Geometry/Geometry.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_Standard_CircularReference_MixedImport()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.Standard }, @"
import * as Geometry from 'JavaScript/StandardModuleWithCycles/Geometry/GeometryWithDynamicImport.js';
new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('JavaScript/CommonJS/Arithmetic/Arithmetic');
return Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_ForeignExtension()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('JavaScript/CommonJS/Arithmetic/Arithmetic.bogus');
return Arithmetic.BogusAdd(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_Disabled()
{
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_PathlessImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Geometry")
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('Arithmetic');
return Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_PathlessImport_Nested()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Geometry")
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('GeometryWithPathlessImport');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_File_PathlessImport_Disabled()
{
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Geometry")
);
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Arithmetic/Arithmetic');
return Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web_Nested()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web_Disabled()
{
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web_PathlessImport()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Geometry"
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(123 + 456, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('Arithmetic');
return Arithmetic.Add(123, 456);
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web_PathlessImport_Nested()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Geometry"
);
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableWebLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('GeometryWithPathlessImport');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Web_PathlessImport_Disabled()
{
engine.DocumentSettings.SearchPath = string.Join(";",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Arithmetic",
"https://raw.githubusercontent.com/microsoft/ClearScript/master/ClearScriptTest/JavaScript/CommonJS/Geometry"
);
TestUtil.AssertException(() => engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('Geometry');
return new Geometry.Square(25).Area;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Compilation()
{
var module = engine.Compile(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
");
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Compilation_CodeCache()
{
var code = @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
";
byte[] cacheBytes;
using (engine.Compile(new DocumentInfo { Category = ModuleCategory.CommonJS }, code, V8CacheKind.Code, out cacheBytes))
{
}
Assert.IsNotNull(cacheBytes);
Assert.IsTrue(cacheBytes.Length > 350); // typical size is ~700
engine.Dispose();
engine = new V8ScriptEngine(V8ScriptEngineFlags.EnableDynamicModuleImports | V8ScriptEngineFlags.EnableDebugging);
var module = engine.Compile(new DocumentInfo { Category = ModuleCategory.CommonJS }, code, V8CacheKind.Code, cacheBytes, out var cacheAccepted);
Assert.IsTrue(cacheAccepted);
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Compilation_Runtime_CodeCache()
{
var code = @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Square(25).Area;
";
byte[] cacheBytes;
using (engine.Compile(new DocumentInfo { Category = ModuleCategory.CommonJS }, code, V8CacheKind.Code, out cacheBytes))
{
}
Assert.IsNotNull(cacheBytes);
Assert.IsTrue(cacheBytes.Length > 350); // typical size is ~700
engine.Dispose();
using (var runtime = new V8Runtime(V8RuntimeFlags.EnableDebugging))
{
engine = runtime.CreateScriptEngine();
var module = runtime.Compile(new DocumentInfo { Category = ModuleCategory.CommonJS }, code, V8CacheKind.Code, cacheBytes, out var cacheAccepted);
Assert.IsTrue(cacheAccepted);
using (module)
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(module));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(engine.Evaluate(module), typeof(Undefined));
}
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_SideEffects()
{
using (var runtime = new V8Runtime())
{
runtime.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
var module = runtime.CompileDocument("JavaScript/CommonJS/ModuleWithSideEffects.js", ModuleCategory.CommonJS);
using (var testEngine = runtime.CreateScriptEngine())
{
testEngine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
testEngine.Execute("foo = {}");
Assert.AreEqual(625, testEngine.Evaluate(module));
Assert.AreEqual(625, testEngine.Evaluate("foo.bar"));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(testEngine.Evaluate(module), typeof(Undefined));
}
using (var testEngine = runtime.CreateScriptEngine())
{
testEngine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableAllLoading;
testEngine.Execute("foo = {}");
Assert.AreEqual(625, testEngine.Evaluate(module));
Assert.AreEqual(625, testEngine.Evaluate("foo.bar"));
// re-evaluating a module is a no-op
Assert.IsInstanceOfType(testEngine.Evaluate(module), typeof(Undefined));
}
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Caching()
{
Assert.AreEqual(1UL, engine.GetRuntimeStatistics().ScriptCount);
var info = new DocumentInfo { Category = ModuleCategory.CommonJS };
Assert.AreEqual(Math.PI, engine.Evaluate(info, "return Math.PI"));
Assert.AreEqual(Math.PI, engine.Evaluate(info, "return Math.PI"));
Assert.AreEqual(4UL, engine.GetRuntimeStatistics().ScriptCount);
info = new DocumentInfo("Test") { Category = ModuleCategory.CommonJS };
Assert.AreEqual(Math.E, engine.Evaluate(info, "return Math.E"));
Assert.IsInstanceOfType(engine.Evaluate(info, "return Math.E"), typeof(Undefined));
Assert.AreEqual(5UL, engine.GetRuntimeStatistics().ScriptCount);
Assert.AreEqual(Math.PI, engine.Evaluate(info, "return Math.PI"));
Assert.IsInstanceOfType(engine.Evaluate(info, "return Math.PI"), typeof(Undefined));
Assert.AreEqual(6UL, engine.GetRuntimeStatistics().ScriptCount);
using (var runtime = new V8Runtime())
{
for (var i = 0; i < 10; i++)
{
using (var testEngine = runtime.CreateScriptEngine())
{
Assert.AreEqual(Math.PI, testEngine.Evaluate(info, "return Math.PI"));
Assert.AreEqual(Math.E, testEngine.Evaluate(info, "return Math.E"));
Assert.AreEqual((i < 1) ? 4UL : 0UL, testEngine.GetStatistics().ScriptCount);
}
}
Assert.AreEqual(4UL, runtime.GetStatistics().ScriptCount);
}
using (var runtime = new V8Runtime())
{
for (var i = 0; i < 300; i++)
{
using (var testEngine = runtime.CreateScriptEngine())
{
Assert.AreEqual(Math.PI, testEngine.Evaluate(info, "return Math.PI"));
Assert.IsInstanceOfType(testEngine.Evaluate(info, "return Math.PI"), typeof(Undefined));
}
}
Assert.AreEqual(3UL, runtime.GetStatistics().ScriptCount);
}
using (var runtime = new V8Runtime())
{
using (var testEngine = runtime.CreateScriptEngine())
{
for (var i = 0; i < 300; i++)
{
Assert.AreEqual(Math.PI + i, testEngine.Evaluate(info, "return Math.PI" + "+" + i + ";"));
}
Assert.AreEqual(302UL, testEngine.GetStatistics().ScriptCount);
Assert.AreEqual(300, testEngine.GetStatistics().CommonJSModuleCacheSize);
}
Assert.AreEqual(302UL, runtime.GetStatistics().ScriptCount);
}
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Module()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
dynamic first = engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
return require('JavaScript/CommonJS/Geometry/Geometry');
");
Assert.IsInstanceOfType(first.Module.id, typeof(string));
Assert.AreEqual(first.Module.id, first.Module.uri);
dynamic second = engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
return require('" + (string)first.Module.id + @"');
");
Assert.AreEqual(first.Module.id, second.Module.id);
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_Context()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
engine.DocumentSettings.ContextCallback = CustomLoader.CreateDocumentContext;
Assert.AreEqual(123, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return Geometry.Meta.foo;
"));
Assert.AreEqual(456.789, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return Geometry.Meta.bar;
"));
Assert.AreEqual("bogus", engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return Geometry.Meta.baz;
"));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return new Geometry.Meta.qux();
"), typeof(Random));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJS/Geometry/Geometry');
return Geometry.Meta.quux;
"), typeof(Undefined));
Assert.AreEqual(Math.PI, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('JavaScript/CommonJS/Arithmetic/Arithmetic');
return Arithmetic.Meta.foo;
"));
Assert.IsInstanceOfType(engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Arithmetic = require('JavaScript/CommonJS/Arithmetic/Arithmetic');
return Arithmetic.Meta.bar;
"), typeof(Undefined));
engine.DocumentSettings.SearchPath = string.Join(";",
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Arithmetic"),
Path.Combine(Directory.GetCurrentDirectory(), "JavaScript", "CommonJS", "Geometry")
);
TestUtil.AssertException(() => engine.Execute(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('GeometryWithPathlessImport');
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_OverrideExports()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(Math.PI, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
return require('JavaScript/CommonJS/NewMath').PI;
"));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_SystemDocument()
{
engine.DocumentSettings.AddSystemDocument("test", ModuleCategory.CommonJS, @"
exports.Add = function (a, b) {
return a + b;
}
");
dynamic add = engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
return require('test').Add
");
Assert.AreEqual(579, add(123, 456));
}
[TestMethod, TestCategory("V8Module")]
public void V8Module_CommonJS_CircularReference()
{
engine.DocumentSettings.AccessFlags = DocumentAccessFlags.EnableFileLoading;
Assert.AreEqual(25 * 25, engine.Evaluate(new DocumentInfo { Category = ModuleCategory.CommonJS }, @"
let Geometry = require('JavaScript/CommonJSWithCycles/Geometry/Geometry');
return new Geometry.Square(25).Area;
"));
}
#endregion
#region miscellaneous
private sealed class CustomLoader : DocumentLoader
{
public override Task LoadDocumentAsync(DocumentSettings settings, DocumentInfo? sourceInfo, string specifier, DocumentCategory category, DocumentContextCallback contextCallback)
{
return Default.LoadDocumentAsync(settings, sourceInfo, specifier, category, contextCallback ?? CreateDocumentContext);
}
public static IDictionary CreateDocumentContext(DocumentInfo info)
{
if (info.Uri != null)
{
var name = Path.GetFileName(info.Uri.AbsolutePath);
if (name.Equals("Geometry.js", StringComparison.OrdinalIgnoreCase))
{
return new Dictionary
{
{ "foo", 123 },
{ "bar", 456.789 },
{ "baz", "bogus" },
{ "qux", typeof(Random).ToHostType() }
};
}
if (name.Equals("Arithmetic.js", StringComparison.OrdinalIgnoreCase))
{
return new Dictionary
{
{ "foo", Math.PI }
};
}
throw new UnauthorizedAccessException("Module context access is prohibited in this module");
}
return null;
}
}
#endregion
}
}