ClearScript/ClearScriptTest/V8ModuleTest.cs at master · ddunkin/ClearScript · GitHub

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// 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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(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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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<UnauthorizedAccessException>(() => 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"));

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ClearScript/ClearScriptTest/V8ModuleTest.cs at master · ddunkin/ClearScript · GitHub

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