vitest
Version:
Next generation testing framework powered by Vite
1,606 lines • 53.5 kB
JavaScript
import fs__default from 'node:fs';
import { n as normalize, k as splitFileAndPostfix$1, j as join, l as isBareImport } from './pathe.M-eThtNZ.Ba-7h1rE.js';
import { i as isBuiltin, a as isBrowserExternal, t as toBuiltin } from './modules.BJuCwlRJ.js';
import { E as EnvironmentTeardownError, a as getSafeWorkerState } from './utils.DYj33du9.js';
import { pathToFileURL, URL as URL$1 } from 'node:url';
import { distDir } from '../path.js';
import { VitestModuleEvaluator, unwrapId } from '../module-evaluator.js';
import { isAbsolute, resolve } from 'node:path';
import vm from 'node:vm';
import { MockerRegistry, mockObject, RedirectedModule, AutomockedModule } from '@vitest/mocker';
import { findMockRedirect } from '@vitest/mocker/redirect';
import * as viteModuleRunner from 'vite/module-runner';
import { Traces } from '../traces.js';
import { createRequire } from 'node:module';
import { Console } from 'node:console';
class BareModuleMocker {
options;
static pendingIds = [];
spyModule;
primitives;
registries = /* @__PURE__ */ new Map();
mockContext = { callstack: null };
_otel;
constructor(options) {
this.options = options;
this._otel = options.traces;
this.primitives = {
Object,
Error,
Function,
RegExp,
Symbol: globalThis.Symbol,
Array,
Map
};
if (options.spyModule) this.spyModule = options.spyModule;
}
get root() {
return this.options.root;
}
get moduleDirectories() {
return this.options.moduleDirectories || [];
}
getMockerRegistry() {
const suite = this.getSuiteFilepath();
if (!this.registries.has(suite)) this.registries.set(suite, new MockerRegistry());
return this.registries.get(suite);
}
reset() {
for (const registry of this.registries.values()) for (const url of registry.keys()) this.invalidateModuleById(registry.get(url).id);
this.registries.clear();
BareModuleMocker.pendingIds = [];
}
invalidateModuleById(_id) {
// implemented by mockers that control the module runner
}
isModuleDirectory(path) {
return this.moduleDirectories.some((dir) => path.includes(dir));
}
getSuiteFilepath() {
return this.options.getCurrentTestFilepath() || "global";
}
createError(message, codeFrame) {
const Error = this.primitives.Error;
const error = new Error(message);
Object.assign(error, { codeFrame });
return error;
}
async resolveId(rawId, importer) {
return this._otel.$("vitest.mocker.resolve_id", { attributes: {
"vitest.module.raw_id": rawId,
"vitest.module.importer": rawId
} }, async (span) => {
const result = await this.options.resolveId(rawId, importer);
if (!result) {
span.addEvent("could not resolve id, fallback to unresolved values");
const id = normalizeModuleId(rawId);
span.setAttributes({
"vitest.module.id": id,
"vitest.module.url": rawId,
"vitest.module.external": id,
"vitest.module.fallback": true
});
return {
id,
url: rawId,
external: id
};
}
// external is node_module or unresolved module
// for example, some people mock "vscode" and don't have it installed
const external = !isAbsolute(result.file) || this.isModuleDirectory(result.file) ? normalizeModuleId(rawId) : null;
const id = normalizeModuleId(result.id);
span.setAttributes({
"vitest.module.id": id,
"vitest.module.url": result.url,
"vitest.module.external": external ?? false
});
return {
...result,
id,
external
};
});
}
async resolveMocks() {
if (!BareModuleMocker.pendingIds.length) return;
const pendingIds = BareModuleMocker.pendingIds;
BareModuleMocker.pendingIds = [];
const resolveMock = async (mock) => {
return {
mock,
...await this.resolveId(mock.id, mock.importer)
};
};
// group consecutive mocks of the same action type together,
// resolve in parallel inside each group, but run groups sequentially
// to preserve mock/unmock ordering
const groups = groupByConsecutiveAction(pendingIds);
for (const group of groups) {
// apply in queue order: two mocks of the same path can resolve out of
// order, and the last queued one must win
const resolvedGroup = await Promise.all(group.map(resolveMock));
for (const { mock, id, url, external } of resolvedGroup) {
if (mock.action === "unmock") this.unmockPath(id);
if (mock.action === "mock") this.mockPath(mock.id, id, url, external, mock.type, mock.factory);
}
}
}
// public method to avoid circular dependency
getMockContext() {
return this.mockContext;
}
// path used to store mocked dependencies
getMockPath(dep) {
return `mock:${dep}`;
}
getDependencyMock(id) {
return this.getMockerRegistry().getById(fixLeadingSlashes(id));
}
getDependencyMockByUrl(url) {
return this.getMockerRegistry().get(url);
}
findMockRedirect(mockPath, external) {
return findMockRedirect(this.root, mockPath, external);
}
mockObject(object, mockExportsOrModuleType, moduleType) {
let mockExports;
if (mockExportsOrModuleType === "automock" || mockExportsOrModuleType === "autospy") {
moduleType = mockExportsOrModuleType;
mockExports = void 0;
} else mockExports = mockExportsOrModuleType;
moduleType ??= "automock";
const createMockInstance = this.spyModule?.createMockInstance;
if (!createMockInstance) throw this.createError("[vitest] `spyModule` is not defined. This is a Vitest error. Please open a new issue with reproduction.");
return mockObject({
globalConstructors: this.primitives,
createMockInstance,
type: moduleType
}, object, mockExports);
}
unmockPath(id) {
this.getMockerRegistry().deleteById(id);
this.invalidateModuleById(id);
}
mockPath(originalId, id, url, external, mockType, factory) {
const registry = this.getMockerRegistry();
if (mockType === "manual") registry.register("manual", originalId, id, url, factory);
else if (mockType === "autospy") registry.register("autospy", originalId, id, url);
else {
const redirect = this.findMockRedirect(id, external);
if (redirect) registry.register("redirect", originalId, id, url, redirect);
else registry.register("automock", originalId, id, url);
}
// every time the mock is registered, we remove the previous one from the cache
this.invalidateModuleById(id);
}
async importActual(_rawId, _importer, _callstack) {
throw new Error(`importActual is not implemented`);
}
async importMock(_rawId, _importer, _callstack) {
throw new Error(`importMock is not implemented`);
}
queueMock(id, importer, factoryOrOptions) {
const mockType = getMockType(factoryOrOptions);
BareModuleMocker.pendingIds.push({
action: "mock",
id,
importer,
factory: typeof factoryOrOptions === "function" ? factoryOrOptions : void 0,
type: mockType
});
}
queueUnmock(id, importer) {
BareModuleMocker.pendingIds.push({
action: "unmock",
id,
importer
});
}
}
function getMockType(factoryOrOptions) {
if (!factoryOrOptions) return "automock";
if (typeof factoryOrOptions === "function") return "manual";
return factoryOrOptions.spy ? "autospy" : "automock";
}
// unique id that is not available as "$bare_import" like "test"
// https://nodejs.org/api/modules.html#built-in-modules-with-mandatory-node-prefix
const prefixedBuiltins = /* @__PURE__ */ new Set([
"node:sea",
"node:sqlite",
"node:test",
"node:test/reporters"
]);
const isWindows$1 = process.platform === "win32";
// transform file url to id
// virtual:custom -> virtual:custom
// \0custom -> \0custom
// /root/id -> /id
// /root/id.js -> /id.js
// C:/root/id.js -> /id.js
// C:\root\id.js -> /id.js
// TODO: expose this in vite/module-runner
function normalizeModuleId(file) {
if (prefixedBuiltins.has(file)) return file;
// if it's not in the root, keep it as a path, not a URL
return slash(file).replace(/^\/@fs\//, isWindows$1 ? "" : "/").replace(/^node:/, "").replace(/^\/+/, "/").replace(/^file:\//, "/");
}
const windowsSlashRE = /\\/g;
function slash(p) {
return p.replace(windowsSlashRE, "/");
}
function groupByConsecutiveAction(mocks) {
const groups = [];
for (const mock of mocks) {
const last = groups.at(-1);
if (last?.[0].action === mock.action) last.push(mock);
else groups.push([mock]);
}
return groups;
}
const multipleSlashRe = /^\/+/;
// module-runner incorrectly replaces file:///path with `///path`
function fixLeadingSlashes(id) {
if (id.startsWith("//")) return id.replace(multipleSlashRe, "/");
return id;
}
// copied from vite
// https://github.com/vitejs/vite/blob/4417b4f305623b2850bd6ae6553834c017694672/packages/vite/src/shared/utils.ts
// https://github.com/vitejs/vite/blob/4417b4f305623b2850bd6ae6553834c017694672/packages/vite/src/node/utils.ts
const postfixRE = /[?#].*$/;
const trailingSeparatorRE = /[?&]$/;
function cleanUrl(url) {
return url.replace(postfixRE, "");
}
function splitFileAndPostfix(path) {
const file = cleanUrl(path);
return {
file,
postfix: path.slice(file.length)
};
}
function injectQuery(url, queryToInject) {
const { file, postfix } = splitFileAndPostfix(url);
return `${file}?${queryToInject}${postfix[0] === "?" ? `&${postfix.slice(1)}` : /* hash only */ postfix}`;
}
function removeQuery(url, queryToRemove) {
return url.replace(new RegExp(`([?&])${queryToRemove}(?:&|$)`), "$1").replace(trailingSeparatorRE, "");
}
const spyModulePath = resolve(distDir, "spy.js");
class VitestMocker extends BareModuleMocker {
moduleRunner;
options;
filterPublicKeys;
constructor(moduleRunner, options) {
super(options);
this.moduleRunner = moduleRunner;
this.options = options;
const context = this.options.context;
if (context) this.primitives = vm.runInContext("({ Object, Error, Function, RegExp, Symbol, Array, Map })", context);
const Symbol = this.primitives.Symbol;
this.filterPublicKeys = [
"__esModule",
Symbol.asyncIterator,
Symbol.hasInstance,
Symbol.isConcatSpreadable,
Symbol.iterator,
Symbol.match,
Symbol.matchAll,
Symbol.replace,
Symbol.search,
Symbol.split,
Symbol.species,
Symbol.toPrimitive,
Symbol.toStringTag,
Symbol.unscopables
];
}
get evaluatedModules() {
return this.moduleRunner.evaluatedModules;
}
async initializeSpyModule() {
if (this.spyModule) return;
this.spyModule = await this.moduleRunner.import(spyModulePath);
}
invalidateModuleById(id) {
const mockId = this.getMockPath(id);
const node = this.evaluatedModules.getModuleById(mockId);
if (node) {
this.evaluatedModules.invalidateModule(node);
node.mockedExports = void 0;
}
}
ensureModule(id, url) {
const node = this.evaluatedModules.ensureModule(id, url);
// TODO
node.meta = {
id,
url,
code: "",
file: null,
invalidate: false
};
return node;
}
async callFunctionMock(id, url, mock) {
const node = this.ensureModule(id, url);
if (node.exports) return node.exports;
const exports = await mock.resolve();
const moduleExports = new Proxy(exports, { get: (target, prop) => {
const val = target[prop];
// 'then' can exist on non-Promise objects, need nested instanceof check for logic to work
if (prop === "then") {
if (target instanceof Promise) return target.then.bind(target);
} else if (!(prop in target)) {
if (this.filterPublicKeys.includes(prop)) return;
throw this.createError(`[vitest] No "${String(prop)}" export is defined on the "${mock.raw}" mock. Did you forget to return it from "vi.mock"?
If you need to partially mock a module, you can use "importOriginal" helper inside:
`, `vi.mock(import("${mock.raw}"), async (importOriginal) => {
const actual = await importOriginal()
return {
...actual,
// your mocked methods
}
})`);
}
return val;
} });
node.exports = moduleExports;
return moduleExports;
}
async importActual(rawId, importer, callstack) {
const { url } = await this.resolveId(rawId, importer);
const actualUrl = injectQuery(url, "_vitest_original");
const node = await this.moduleRunner.fetchModule(actualUrl, importer);
return await this.moduleRunner.cachedRequest(node.url, node, callstack || [importer], void 0, true);
}
async importMock(rawId, importer) {
const { id, url, external } = await this.resolveId(rawId, importer);
let mock = this.getDependencyMock(id);
if (!mock) {
const redirect = this.findMockRedirect(id, external);
if (redirect) mock = new RedirectedModule(rawId, id, rawId, redirect);
else mock = new AutomockedModule(rawId, id, rawId);
}
if (mock.type === "automock" || mock.type === "autospy") {
const node = await this.moduleRunner.fetchModule(url, importer);
const mod = await this.moduleRunner.cachedRequest(url, node, [importer], void 0, true);
const Object = this.primitives.Object;
return this.mockObject(mod, Object.create(Object.prototype), mock.type);
}
if (mock.type === "manual") return this.callFunctionMock(this.getMockPath(id), this.getMockPath(url), mock);
const node = await this.moduleRunner.fetchModule(mock.redirect);
return this.moduleRunner.cachedRequest(mock.redirect, node, [importer], void 0, true);
}
async requestWithMockedModule(url, evaluatedNode, callstack, mock) {
return this._otel.$("vitest.mocker.evaluate", async (span) => {
const mockId = this.getMockPath(evaluatedNode.id);
span.setAttributes({
"vitest.module.id": mockId,
"vitest.mock.type": mock.type,
"vitest.mock.id": mock.id,
"vitest.mock.url": mock.url,
"vitest.mock.raw": mock.raw
});
if (mock.type === "automock" || mock.type === "autospy") {
const cache = this.evaluatedModules.getModuleById(mockId);
if (cache && cache.mockedExports) return cache.mockedExports;
const Object = this.primitives.Object;
// we have to define a separate object that will copy all properties into itself
// and can't just use the same `exports` define automatically by Vite before the evaluator
const exports = Object.create(null);
Object.defineProperty(exports, Symbol.toStringTag, {
value: "Module",
configurable: true,
writable: true
});
const node = this.ensureModule(mockId, this.getMockPath(evaluatedNode.url));
node.meta = evaluatedNode.meta;
node.file = evaluatedNode.file;
node.mockedExports = exports;
const mod = await this.moduleRunner.cachedRequest(url, node, callstack, void 0, true);
this.mockObject(mod, exports, mock.type);
return exports;
}
if (mock.type === "manual" && !callstack.includes(mockId) && !callstack.includes(url)) try {
callstack.push(mockId);
// this will not work if user does Promise.all(import(), import())
// we can also use AsyncLocalStorage to store callstack, but this won't work in the browser
// maybe we should improve mock API in the future?
this.mockContext.callstack = callstack;
return await this.callFunctionMock(mockId, this.getMockPath(url), mock);
} finally {
this.mockContext.callstack = null;
const indexMock = callstack.indexOf(mockId);
callstack.splice(indexMock, 1);
}
else if (mock.type === "redirect" && !callstack.includes(mock.redirect)) {
span.setAttribute("vitest.mock.redirect", mock.redirect);
return mock.redirect;
}
});
}
async mockedRequest(url, evaluatedNode, callstack) {
const mock = this.getDependencyMock(evaluatedNode.id);
if (!mock) return;
return this.requestWithMockedModule(url, evaluatedNode, callstack, mock);
}
}
class VitestTransport {
options;
evaluatedModules;
callstacks;
constructor(options, evaluatedModules, callstacks) {
this.options = options;
this.evaluatedModules = evaluatedModules;
this.callstacks = callstacks;
}
async invoke(event) {
if (event.type !== "custom") return { error: /* @__PURE__ */ new Error(`Vitest Module Runner doesn't support Vite HMR events.`) };
if (event.event !== "vite:invoke") return { error: /* @__PURE__ */ new Error(`Vitest Module Runner doesn't support ${event.event} event.`) };
const { name, data } = event.data;
if (name === "getBuiltins")
// we return an empty array here to avoid client-side builtin check,
// as we need builtins to go through `fetchModule`
return { result: [] };
if (name !== "fetchModule") return { error: /* @__PURE__ */ new Error(`Unknown method: ${name}. Expected "fetchModule".`) };
try {
return { result: await this.options.fetchModule(...data) };
} catch (cause) {
if (cause instanceof EnvironmentTeardownError) {
const [id, importer] = data;
let message = `Cannot load '${id}'${importer ? ` imported from ${importer}` : ""} after the environment was torn down. This is not a bug in Vitest.`;
const moduleNode = importer ? this.evaluatedModules.getModuleById(importer) : void 0;
const callstack = moduleNode ? this.callstacks.get(moduleNode) : void 0;
if (callstack) message += ` The last recorded callstack:\n- ${[
...callstack,
importer,
id
].reverse().join("\n- ")}`;
const error = new EnvironmentTeardownError(message);
if (cause.stack) error.stack = cause.stack.replace(cause.message, error.message);
return { error };
}
return { error: cause };
}
}
}
const createNodeImportMeta = (modulePath) => {
if (!viteModuleRunner.createDefaultImportMeta) throw new Error(`createNodeImportMeta is not supported in this version of Vite.`);
const defaultMeta = viteModuleRunner.createDefaultImportMeta(modulePath);
const href = defaultMeta.url;
const importMetaResolver = createImportMetaResolver() ?? defaultMeta.resolve;
return {
...defaultMeta,
main: false,
resolve(id, parent) {
return importMetaResolver(id, parent ?? href);
}
};
};
function createImportMetaResolver() {
if (!import.meta.resolve) return;
return (specifier, importer) => import.meta.resolve(specifier, importer);
}
// @ts-expect-error overriding private method
class VitestModuleRunner extends viteModuleRunner.ModuleRunner {
vitestOptions;
mocker;
moduleExecutionInfo;
_otel;
_callstacks;
constructor(vitestOptions) {
const options = vitestOptions;
const evaluatedModules = options.evaluatedModules;
const callstacks = /* @__PURE__ */ new WeakMap();
const transport = new VitestTransport(options.transport, evaluatedModules, callstacks);
super({
transport,
hmr: false,
evaluatedModules,
sourcemapInterceptor: "prepareStackTrace",
createImportMeta: vitestOptions.createImportMeta
}, options.evaluator);
this.vitestOptions = vitestOptions;
this._callstacks = callstacks;
this._otel = vitestOptions.traces || new Traces({ enabled: false });
this.moduleExecutionInfo = options.getWorkerState().moduleExecutionInfo;
this.mocker = options.mocker || new VitestMocker(this, {
spyModule: options.spyModule,
context: options.vm?.context,
traces: this._otel,
resolveId: options.transport.resolveId,
get root() {
return options.getWorkerState().config.root;
},
get moduleDirectories() {
return options.getWorkerState().config.deps.moduleDirectories || [];
},
getCurrentTestFilepath() {
return options.getWorkerState().filepath;
}
});
if (options.vm) options.vm.context.__vitest_mocker__ = this.mocker;
else Object.defineProperty(globalThis, "__vitest_mocker__", {
configurable: true,
writable: true,
value: this.mocker
});
}
/**
* Vite checks that the module has exports emulating the Node.js behaviour,
* but Vitest is more relaxed.
*
* We should keep the Vite behavior when there is a `strict` flag.
* @internal
*/
processImport(exports) {
return exports;
}
async import(rawId, options) {
const resolved = await this._otel.$("vitest.module.resolve_id", { attributes: { "vitest.module.raw_id": rawId } }, async (span) => {
const result = await this.vitestOptions.transport.resolveId(rawId);
if (result) span.setAttributes({
"vitest.module.url": result.url,
"vitest.module.file": result.file,
"vitest.module.id": result.id
});
return result;
});
const url = resolved ? resolved.url : rawId;
if (options?.invalidate) {
const module = this.evaluatedModules.getModuleByUrl(url);
if (module?.evaluated) this.evaluatedModules.invalidateModule(module);
}
return super.import(url);
}
async fetchModule(url, importer) {
return await this.cachedModule(url, importer);
}
_cachedRequest(url, module, callstack = [], metadata) {
this.vitestOptions.getWorkerState().dependencies?.add(module.id);
// @ts-expect-error "cachedRequest" is private
return super.cachedRequest(url, module, callstack, metadata);
}
/**
* @internal
*/
async cachedRequest(url, mod, callstack = [], metadata, ignoreMock = false) {
// Track for a better error message if dynamic import is not resolved properly
this._callstacks.set(mod, callstack);
if (ignoreMock) return this._cachedRequest(url, mod, callstack, metadata);
let mocked;
if (mod.meta && "mockedModule" in mod.meta) {
const mockId = this.mocker.getMockPath(mod.id);
const currentMock = this.mocker.getDependencyMock(mod.id);
// bypass mock and force "importActual" behavior when:
// - mock was removed by doUnmock (stale mockedModule in meta)
if (!currentMock) {
const node = await this.fetchModule(injectQuery(url, "_vitest_original"));
return this._cachedRequest(node.url, node, callstack, metadata);
}
if (callstack.includes(mockId) || callstack.includes(url) || "redirect" in currentMock && callstack.includes(currentMock.redirect)) {
const node = await this.fetchModule(injectQuery(url, "_vitest_original"));
return this._cachedRequest(node.url, node, callstack, metadata);
}
if (currentMock.type === "automock" || currentMock.type === "autospy") {
const freshNode = await this.fetchModule(injectQuery(url, "_vitest_original"));
mocked = await this.mocker.requestWithMockedModule(url, freshNode, callstack, currentMock);
} else mocked = await this.mocker.requestWithMockedModule(url, mod, callstack, currentMock);
} else mocked = await this.mocker.mockedRequest(url, mod, callstack);
if (typeof mocked === "string") {
const node = await this.fetchModule(mocked);
return this._cachedRequest(mocked, node, callstack, metadata);
}
if (mocked != null && typeof mocked === "object") return mocked;
return this._cachedRequest(url, mod, callstack, metadata);
}
/** @internal */
_invalidateSubTreeById(ids, invalidated = /* @__PURE__ */ new Set()) {
for (const id of ids) {
if (invalidated.has(id)) continue;
const node = this.evaluatedModules.getModuleById(id);
if (!node) continue;
invalidated.add(id);
const subIds = Array.from(this.evaluatedModules.idToModuleMap).filter(([, mod]) => mod.importers.has(id)).map(([key]) => key);
if (subIds.length) this._invalidateSubTreeById(subIds, invalidated);
this.evaluatedModules.invalidateModule(node);
}
}
}
const platform = process.platform;
const bareVitestRegexp = /^@?vitest(?:\/|$)/;
const normalizedDistDir = normalize(distDir);
const relativeIds = {};
const externalizeMap = /* @__PURE__ */ new Map();
function getRelativeDistDir(root) {
const normalizedRoot = normalize(root).replace(/\/+$/, "") || "/";
const rootPrefix = normalizedRoot === "/" ? normalizedRoot : `${normalizedRoot}/`;
return normalizedDistDir.startsWith(rootPrefix) ? normalizedDistDir.slice(normalizedRoot.length) : "";
}
// all Vitest imports always need to be externalized
function getCachedVitestImport(id, state) {
if (id.startsWith("/@fs/") || id.startsWith("\\@fs\\")) id = id.slice(platform === "win32" ? 5 : 4);
if (externalizeMap.has(id)) return {
externalize: externalizeMap.get(id),
type: "module"
};
// always externalize Vitest because we import from there before running tests
// so we already have it cached by Node.js
const root = state().config.root;
const relativeRoot = relativeIds[root] ?? (relativeIds[root] = getRelativeDistDir(root));
if (id.includes(distDir) || id.includes(normalizedDistDir)) {
const { file, postfix } = splitFileAndPostfix$1(id);
// Vite resolves the Windows drive letter in upper case, but Node.js caches
// modules by URL, so keep the drive letter Vitest itself was loaded with
const path = file.startsWith(normalizedDistDir) ? distDir + file.slice(normalizedDistDir.length) : file;
const externalize = id.startsWith("file://") ? id : `${pathToFileURL(path)}${postfix}`;
externalizeMap.set(id, externalize);
return {
externalize,
type: "module"
};
}
if (relativeRoot && relativeRoot !== "/" && id.startsWith(relativeRoot)) {
const { file, postfix } = splitFileAndPostfix$1(id);
const path = join(root, file);
const externalize = `${pathToFileURL(path)}${postfix}`;
externalizeMap.set(id, externalize);
return {
externalize,
type: "module"
};
}
if (bareVitestRegexp.test(id)) {
externalizeMap.set(id, id);
return {
externalize: id,
type: "module"
};
}
return null;
}
const { readFileSync } = fs__default;
const VITEST_VM_CONTEXT_SYMBOL = "__vitest_vm_context__";
const cwd = process.cwd();
const isWindows = process.platform === "win32";
function startVitestModuleRunner(options) {
const traces = options.traces;
const state = () => getSafeWorkerState() || options.state;
const rpc = () => state().rpc;
// Wall time the worker spends blocked on server round-trips, measured as the
// union of in-flight intervals: sibling imports await fetches concurrently,
// so summing individual call durations would overcount the blocked time.
let fetchesInflight = 0;
let fetchesBusyStart = 0;
async function trackFetchTime(fetchPromise) {
if (fetchesInflight++ === 0) fetchesBusyStart = performance.now();
try {
return await fetchPromise;
} finally {
if (--fetchesInflight === 0) state().durations.fetch += performance.now() - fetchesBusyStart;
}
}
const environment = () => {
const environment = state().environment;
return environment.viteEnvironment || environment.name;
};
const vm = options.context && options.externalModulesExecutor ? {
context: options.context,
externalModulesExecutor: options.externalModulesExecutor
} : void 0;
// A fresh worker pays one strictly sequential `fetch` round-trip per module
// in its test files' import graphs, even when the server processed all of
// them already. Ask the server ONCE per run request for everything it has on
// disk and answer those fetches locally. A file change invalidates the module
// server-side, dropping it from the snapshot of every subsequent run request,
// which keeps reused (isolate: false) workers in sync; an edit DURING a run
// was racy before this fast path existed and stays racy with it — the
// scheduled rerun always sees the fresh transform.
let warmModules;
let warmModulesContext;
function fetchWarmModules() {
const workerState = state();
if (warmModulesContext !== workerState.ctx) {
warmModulesContext = workerState.ctx;
warmModules = rpc().fetchWarmModules(environment(), workerState.ctx.files.map((file) => file.filepath)).catch(() => null);
}
return warmModules;
}
const evaluator = options.evaluator || new VitestModuleEvaluator(vm, {
traces,
metaEnv: state().metaEnv,
evaluatedModules: options.evaluatedModules,
get moduleExecutionInfo() {
return state().moduleExecutionInfo;
},
get interopDefault() {
return state().config.deps.interopDefault;
},
get injectCjsGlobals() {
return state().config.injectCjsGlobals;
},
getCurrentTestFilepath: () => state().filepath,
getEnvironmentName: environment,
getterTracker: state().getterTracker
});
const moduleRunner = new VitestModuleRunner({
spyModule: options.spyModule,
evaluatedModules: options.evaluatedModules,
evaluator,
traces,
mocker: options.mocker,
transport: {
async fetchModule(id, importer, options) {
const resolvingModules = state().resolvingModules;
if (isWindows) {
if (id[1] === ":") {
// The drive letter is different for whatever reason, we need to normalize it to CWD
if (id[0] !== cwd[0] && id[0].toUpperCase() === cwd[0].toUpperCase()) id = (cwd[0].toUpperCase() === cwd[0] ? id[0].toUpperCase() : id[0].toLowerCase()) + id.slice(1);
// always mark absolute windows paths, otherwise Vite will externalize it
id = `/@id/${id}`;
}
}
const vitest = getCachedVitestImport(id, state);
if (vitest) return vitest;
// strip _vitest_original query added by importActual so that
// the plugin pipeline sees the original import id (e.g. virtual modules' load hook)
const isImportActual = id.includes("_vitest_original");
if (isImportActual) id = removeQuery(id, "_vitest_original");
const rawId = unwrapId(id);
resolvingModules.add(rawId);
try {
if (VitestMocker.pendingIds.length) await moduleRunner.mocker.resolveMocks();
if (!isImportActual) {
const resolvedMock = moduleRunner.mocker.getDependencyMockByUrl(id);
if (resolvedMock?.type === "manual" || resolvedMock?.type === "redirect") return {
code: "",
file: null,
id: resolvedMock.id,
url: resolvedMock.url,
invalidate: false,
// the module node outlives the test file, so it must not keep the mock factory alive
mockedModule: true
};
}
if (isBuiltin(rawId)) return {
externalize: rawId,
type: "builtin"
};
if (isBrowserExternal(rawId)) return {
externalize: toBuiltin(rawId),
type: "builtin"
};
// if module is invalidated, the worker will be recreated,
// so cached is always true in a single worker
if (!isImportActual && options?.cached) return { cache: true };
// only dependency fetches consult the snapshot: by the time the
// first dependency is requested, the entry file is transformed and
// its import graph is connected on the server, so the snapshot
// actually covers the file's transitive dependencies
if (importer != null) {
const warm = await trackFetchTime(fetchWarmModules());
// the null prototype is not preserved by the IPC serialization, so
// ids like "constructor" must not fall through to Object.prototype
const warmResult = warm && (Object.hasOwn(warm, id) ? warm[id] : Object.hasOwn(warm, rawId) ? warm[rawId] : void 0);
if (warmResult) {
if ("tmp" in warmResult) try {
return {
code: readFileSync(warmResult.tmp, "utf-8"),
...warmResult
};
} catch {}
else return warmResult;
}
}
const otelCarrier = traces?.getContextCarrier();
const result = await trackFetchTime(rpc().fetch(id, importer, environment(), options, otelCarrier));
if ("cached" in result) return {
code: readFileSync(result.tmp, "utf-8"),
...result
};
return result;
} catch (cause) {
// rethrow vite error if it cannot load the module because it's not resolved
if (typeof cause === "object" && cause != null && cause.code === "ERR_LOAD_URL" || typeof cause?.message === "string" && cause.message.includes("Failed to load url") || typeof cause?.message === "string" && cause.message.startsWith("Cannot find module '")) {
const error = new Error(`Cannot find ${isBareImport(id) ? "package" : "module"} '${id}'${importer ? ` imported from ${importer}` : ""}`, { cause });
error.code = "ERR_MODULE_NOT_FOUND";
throw error;
}
throw cause;
} finally {
resolvingModules.delete(rawId);
}
},
resolveId(id, importer) {
return rpc().resolve(id, importer, environment());
}
},
getWorkerState: state,
vm,
createImportMeta: options.createImportMeta
});
return moduleRunner;
}
// SEE https://github.com/jsdom/jsdom/blob/master/lib/jsdom/living/interfaces.js
const LIVING_KEYS = [
"DOMException",
"EventTarget",
"NamedNodeMap",
"Node",
"Attr",
"Element",
"DocumentFragment",
"DOMImplementation",
"Document",
"XMLDocument",
"CharacterData",
"Text",
"CDATASection",
"ProcessingInstruction",
"Comment",
"DocumentType",
"NodeList",
"RadioNodeList",
"HTMLCollection",
"HTMLOptionsCollection",
"DOMStringMap",
"DOMTokenList",
"StyleSheetList",
"HTMLElement",
"HTMLHeadElement",
"HTMLTitleElement",
"HTMLBaseElement",
"HTMLLinkElement",
"HTMLMetaElement",
"HTMLStyleElement",
"HTMLBodyElement",
"HTMLHeadingElement",
"HTMLParagraphElement",
"HTMLHRElement",
"HTMLPreElement",
"HTMLUListElement",
"HTMLOListElement",
"HTMLLIElement",
"HTMLMenuElement",
"HTMLDListElement",
"HTMLDivElement",
"HTMLAnchorElement",
"HTMLAreaElement",
"HTMLBRElement",
"HTMLButtonElement",
"HTMLCanvasElement",
"HTMLDataElement",
"HTMLDataListElement",
"HTMLDetailsElement",
"HTMLDialogElement",
"HTMLDirectoryElement",
"HTMLFieldSetElement",
"HTMLFontElement",
"HTMLFormElement",
"HTMLHtmlElement",
"HTMLImageElement",
"HTMLInputElement",
"HTMLLabelElement",
"HTMLLegendElement",
"HTMLMapElement",
"HTMLMarqueeElement",
"HTMLMediaElement",
"HTMLMeterElement",
"HTMLModElement",
"HTMLOptGroupElement",
"HTMLOptionElement",
"HTMLOutputElement",
"HTMLPictureElement",
"HTMLProgressElement",
"HTMLQuoteElement",
"HTMLScriptElement",
"HTMLSelectElement",
"HTMLSlotElement",
"HTMLSourceElement",
"HTMLSpanElement",
"HTMLTableCaptionElement",
"HTMLTableCellElement",
"HTMLTableColElement",
"HTMLTableElement",
"HTMLTimeElement",
"HTMLTableRowElement",
"HTMLTableSectionElement",
"HTMLTemplateElement",
"HTMLTextAreaElement",
"HTMLUnknownElement",
"HTMLFrameElement",
"HTMLFrameSetElement",
"HTMLIFrameElement",
"HTMLEmbedElement",
"HTMLObjectElement",
"HTMLParamElement",
"HTMLVideoElement",
"HTMLAudioElement",
"HTMLTrackElement",
"HTMLFormControlsCollection",
"SVGElement",
"SVGGraphicsElement",
"SVGSVGElement",
"SVGTitleElement",
"SVGAnimatedString",
"SVGNumber",
"SVGStringList",
"Event",
"CloseEvent",
"CustomEvent",
"MessageEvent",
"ErrorEvent",
"HashChangeEvent",
"PopStateEvent",
"StorageEvent",
"ProgressEvent",
"PageTransitionEvent",
"SubmitEvent",
"UIEvent",
"FocusEvent",
"InputEvent",
"MouseEvent",
"KeyboardEvent",
"TouchEvent",
"CompositionEvent",
"WheelEvent",
"BarProp",
"External",
"Location",
"History",
"Screen",
"Crypto",
"Performance",
"Navigator",
"PluginArray",
"MimeTypeArray",
"Plugin",
"MimeType",
"FileReader",
"FormData",
"Blob",
"File",
"FileList",
"ValidityState",
"DOMParser",
"XMLSerializer",
"XMLHttpRequestEventTarget",
"XMLHttpRequestUpload",
"XMLHttpRequest",
"WebSocket",
"NodeFilter",
"NodeIterator",
"TreeWalker",
"AbstractRange",
"Range",
"StaticRange",
"Selection",
"Storage",
"CustomElementRegistry",
"ShadowRoot",
"MutationObserver",
"MutationRecord",
"Uint8Array",
"Uint16Array",
"Uint32Array",
"Uint8ClampedArray",
"Int8Array",
"Int16Array",
"Int32Array",
"Float32Array",
"Float64Array",
"ArrayBuffer",
"DOMRectReadOnly",
"DOMRect",
"Image",
"Audio",
"Option",
"CSS"
];
const OTHER_KEYS = [
"addEventListener",
"alert",
"blur",
"cancelAnimationFrame",
"close",
"confirm",
"createPopup",
"dispatchEvent",
"document",
"focus",
"frames",
"getComputedStyle",
"history",
"innerHeight",
"innerWidth",
"length",
"localStorage",
"location",
"matchMedia",
"moveBy",
"moveTo",
"name",
"navigator",
"open",
"outerHeight",
"outerWidth",
"pageXOffset",
"pageYOffset",
"parent",
"postMessage",
"print",
"prompt",
"removeEventListener",
"requestAnimationFrame",
"resizeBy",
"resizeTo",
"screen",
"screenLeft",
"screenTop",
"screenX",
"screenY",
"scroll",
"scrollBy",
"scrollLeft",
"scrollTo",
"scrollTop",
"scrollX",
"scrollY",
"self",
"sessionStorage",
"stop",
"top",
"Window",
"window"
];
const KEYS = LIVING_KEYS.concat(OTHER_KEYS);
const skipKeys = [
"window",
"self",
"top",
"parent"
];
function getWindowKeys(global, win, additionalKeys = []) {
const keysArray = [...additionalKeys, ...KEYS];
return new Set(keysArray.concat(Object.getOwnPropertyNames(win)).filter((k) => {
if (skipKeys.includes(k)) return false;
if (k in global) return keysArray.includes(k);
return true;
}));
}
function isClassLikeName(name) {
return name[0] === name[0].toUpperCase();
}
function populateGlobal(global, win, options = {}) {
const { bindFunctions = false } = options;
const keys = getWindowKeys(global, win, options.additionalKeys);
const originals = /* @__PURE__ */ new Map();
const overriddenKeys = /* @__PURE__ */ new Set([...KEYS, ...options.additionalKeys || []]);
const overrideObject = /* @__PURE__ */ new Map();
for (const key of keys) {
const boundFunction = bindFunctions && typeof win[key] === "function" && !isClassLikeName(key) && win[key].bind(win);
if (overriddenKeys.has(key) && key in global) {
// capture the descriptor instead of the value to avoid invoking native
// lazy getters such as Node's `localStorage`, which warns when accessed
// without `--localstorage-file`
const descriptor = Object.getOwnPropertyDescriptor(global, key) ?? {
value: global[key],
configurable: true,
writable: true,
enumerable: true
};
originals.set(key, descriptor);
}
Object.defineProperty(global, key, {
get() {
if (overrideObject.has(key)) return overrideObject.get(key);
if (boundFunction) return boundFunction;
return win[key];
},
set(v) {
overrideObject.set(key, v);
// propagate changes to underlying window implementation,
// which can affect other window API behavior internally, e.g.
// updating `innerWidth` affects `matchMedia("(max-width: *)")` on happy-dom.
win[key] = v;
},
configurable: true
});
}
global.window = global;
global.self = global;
global.top = global;
global.parent = global;
if (global.global) global.global = global;
// rewrite defaultView to reference the same global context
if (global.document && global.document.defaultView) Object.defineProperty(global.document, "defaultView", {
get: () => global,
enumerable: true,
configurable: true
});
skipKeys.forEach((k) => keys.add(k));
return {
keys,
skipKeys,
originals
};
}
var edge = {
name: "edge-runtime",
viteEnvironment: "ssr",
async setupVM() {
const { EdgeVM } = await import('@edge-runtime/vm');
const vm = new EdgeVM({ extend: (context) => {
context.global = context;
context.Buffer = Buffer;
return context;
} });
return {
getVmContext() {
return vm.context;
},
teardown() {
// nothing to teardown
}
};
},
async setup(global) {
const { EdgeVM } = await import('@edge-runtime/vm');
const vm = new EdgeVM({ extend: (context) => {
context.global = context;
context.Buffer = Buffer;
KEYS.forEach((key) => {
if (key in global) context[key] = global[key];
});
return context;
} });
const { keys, originals } = populateGlobal(global, vm.context, { bindFunctions: true });
return { teardown(global) {
keys.forEach((key) => delete global[key]);
originals.forEach((d, k) => Object.defineProperty(global, k, d));
} };
}
};
async function teardownWindow(win) {
if (win.close && win.happyDOM.abort) {
await win.happyDOM.abort();
win.close();
} else win.happyDOM.cancelAsync();
}
var happy = {
name: "happy-dom",
viteEnvironment: "client",
async setupVM({ happyDOM = {} }) {
const { Window } = await import('happy-dom');
let win = new Window({
...happyDOM,
console: console && globalThis.console ? globalThis.console : void 0,
url: happyDOM.url || "http://localhost:3000",
settings: {
...happyDOM.settings,
disableErrorCapturing: true
}
});
// TODO: browser doesn't expose Buffer, but a lot of dependencies use it
win.Buffer = Buffer;
// inject structuredClone if it exists
if (typeof structuredClone !== "undefined" && !win.structuredClone) win.structuredClone = structuredClone;
return {
getVmContext() {
return win;
},
async teardown() {
await teardownWindow(win);
win = void 0;
}
};
},
async setup(global, { happyDOM = {} }) {
// happy-dom v3 introduced a breaking change to Window, but
// provides GlobalWindow as a way to use previous behaviour
const { Window, GlobalWindow } = await import('happy-dom');
const win = new (GlobalWindow || Window)({
...happyDOM,
console: console && global.console ? global.console : void 0,
url: happyDOM.url || "http://localhost:3000",
settings: {
...happyDOM.settings,
disableErrorCapturing: true
}
});
const { keys, originals } = populateGlobal(global, win, {
bindFunctions: true,
// jsdom doesn't support fetch API, but happy-dom does
additionalKeys: [
"Request",
"Response",
"MessagePort",
"fetch",
"Headers",
"AbortController",
"AbortSignal",
"URL",
"URLSearchParams",
"FormData"
]
});
return { async teardown(global) {
await teardownWindow(win);
keys.forEach((key) => delete global[key]);
originals.forEach((d, k) => Object.defineProperty(global, k, d));
} };
}
};
function catchWindowErrors(window) {
let userErrorListenerCount = 0;
function throwUnhandlerError(e) {
if (userErrorListenerCount === 0 && e.error != null) {
e.preventDefault();
process.emit("uncaughtException", e.error);
}
}
const addEventListener = window.addEventListener.bind(window);
const removeEventListener = window.removeEventListener.bind(window);
window.addEventListener("error", throwUnhandlerError);
window.addEventListener = function(...args) {
if (args[0] === "error") userErrorListenerCount++;
return addEventListener.apply(this, args);
};
window.removeEventListener = function(...args) {
if (args[0] === "error" && userErrorListenerCount) userErrorListenerCount--;
return removeEventListener.apply(this, args);
};
return function clearErrorHandlers() {
window.removeEventListener("error", throwUnhandlerError);
};
}
let NodeFormData_;
let NodeBlob_;
let NodeRequest_;
function getResourceOptions(jsdom, resources, userAgent) {
const ResourceLoader = jsdom.ResourceLoader;
// jsdom 28 replaced ResourceLoader with a resources options object.
if (!ResourceLoader) return { resources: userAgent ? { userAgent } : resources };
return {
resources: resources ?? (userAgent ? new ResourceLoader({ userAgent }) : void 0),
userAgent
};
}
var jsdom = {
name: "jsdom",
viteEnvironment: "client",
async setupVM({ jsdom = {} }) {
// delay initialization because it takes ~1s
NodeFormData_ = globalThis.FormData;
NodeBlob_ = globalThis.Blob;
NodeRequest_ = globalThis.Request;
const jsdomModule = await import('jsdom');
const { CookieJar, JSDOM, VirtualConsole } = jsdomModule;
const { html = "<!DOCTYPE html>", userAgent, url = "http://localhost:3000", contentType = "text/html", pretendToBeVisual = true, includeNodeLocations = false, runScripts = "dangerously", resources, console = false, cookieJar = false, ...restOptions } = jsdom;
let virtualConsole;
if (console && globalThis.console) {
virtualConsole = new VirtualConsole();
// jsdom <27
if ("sendTo" in virtualConsole) virtualConsole.sendTo(globalThis.console);
else virtualConsole.forwardTo(globalThis.console);
}
let dom = new JSDOM(html, {
pretendToBeVisual,
runScripts,
url,
virtualConsole,
cookieJar: cookieJar ? new CookieJar() : void 0,
includeNodeLocations,
contentType,
...getResourceOptions(jsdomModule, resources, userAgent),
...restOptions
});
const clearAddEventListenerPatch = patchAddEventListener(dom.window);
const clearWindowErrors = catchWindowErrors(dom.window);
const utils = createCompatUtils(dom.window);
// TODO: browser doesn't expose Buffer, but a lot of dependencies use it
dom.window.Buffer = Buffer;
dom.window.jsdom = dom;
dom.window.Request = createCompatRequest(utils);
dom.window.URL = createJSDOMCompatURL(utils);
for (const name of [
"structuredClone",
"BroadcastChannel",
"MessageChannel",
"MessagePort",
"TextEncoder",
"TextDecoder"
]) {
const value = globalThis[name];
if (typeof value !== "undefined" && typeof dom.window[name] === "undefined") dom.window[name] = value;
}
for (const name of [
"fetch",
"Response",
"Headers",
"AbortController",
"AbortSignal",
"URLSearchParams"
]) {
const value = globalThis[name];
if (typeof value !== "undefined") dom.window[name] = value;
}
return {
getVmContext() {
return dom.getInternalVMContext();
},
teardown() {
clearAddEventListenerPatch();
clearWindowErrors();
dom.window.close();
dom = void 0;
}
};
},
async setup(global, { jsdom = {} }) {
// delay initialization because it takes ~1s
NodeFormData_ = globalThis.FormData;
NodeBlob_ = globalThis.Blob;
NodeRequest_ = globalThis.Request;
const jsdomModule = await import('jsdom');
const { CookieJar, JSDOM, VirtualConsole } = jsdomModule;
const { html = "<!DOCTYPE html>", userAgent, url = "http://localhost:3000", contentType = "text/html", pretendToBeVisual = true, includeNodeLocations = false, runScripts = "dangerously", resources, console = false, cookieJar = false, ...restOptions } = jsdom;
let virtualConsole;
if (console && globalThis.console) {
virtualConsole = new VirtualConsole();
// jsdom <27
if ("sendTo" in virtualConsole) virtualConsole.sendTo(globalThis.console);
else virtualConsole.forwardTo(globalThis.console);
}
const dom = new JSDOM(html, {
pretendToBeVisual,
runScripts,
url,
virtualConsole,
cookieJar: cookieJar ? new CookieJar() : void 0,
includeNodeLocations,
contentType,
...getResourceOptions(jsdomModule, resources, userAgent),
...restOptions
});
const clearAddEventListenerPatch = patchAddEventListener(dom.window);
const { keys, originals } = populateGlobal(global, dom.window, { bindFunctions: true });
const clearWindowErrors = catchWindowErrors(global);
const utils = createCompatUtils(dom.window);
global.jsdom = dom;
global.Request = createCompatRequest(utils);
global.URL = createJSDOMCompatURL(utils);
return { teardown(global) {
clearAddEventListenerPatch();
clearWindowErrors();
dom.window.close();
delete global.jsdom;
keys.forEach((key) => delete global[key]);
originals.forEach((d, k) => Object.defineProperty(global, k, d));
} };
}
};
function createCompatRequest(utils) {
class Request extends NodeRequest_ {
constructor(...args) {
const [input, init] = args;
if (init?.body != null) {
const compatInit = { ...init };
if (init.body instanceof utils.window.Blob) compatInit.body = utils.makeCompatBlob(init.body);
if (init.body instanceof utils.window.FormData) compatInit.body = utils.makeCompatFormData(init.body);
super(input, compatInit);
} else super(...args);
}
static [Symbol.hasInstance](instance) {
return instance instanceof NodeRequest_;
}
}
return Request;
}
function createJSDOMCompatURL(utils) {
class URL extends URL$1 {
static createObjectURL(blob) {
if (blob instanceof utils.window.Blob) {
const compatBlob = utils.makeCompatBlob(blob);
return URL$1.createObjectURL(compatBlob);
}
return URL$1.createObjectURL(blob);
}
static [Symbol.hasInstance](instance) {
return instance instanceof URL$1;
}
}
return URL;
}
// jsdom keeps Blob bytes on an internal "impl" object and exposes no synchronous
// public way to read them, so this reaches into its generated bindings
function createBlobImplGetter(window) {
const _require = createRequire(import.meta.url);
// jsdom 28.1 moved the generated bindings; jsdom has no "exports" map, so both subpaths resolve
for (const id of ["jsdom/lib/generated/idl/utils.js", "jsdom/lib/jsdom/living/generated/utils.js"]) try {
const { implForWrapper } = _require(id);
if (typeof implForWrapper === "function") return implForWrapper;
} catch {}
// jsdom < 30.1 also stores the impl under an own Symbol("impl")
const implSymbol = Object.getOwnPropertySymbols(new window.Blob())[0];
return (blob) => blob[implSymbol];
}
let getBlobImpl;
function createCompatUtils(window) {
getBlobImpl ??= createBlobImplGetter(window);
const utils = {
window,
makeCompatFormData(formData) {
const nodeFormData = new NodeFormData_();
formData.forEach((value, key) => {
if (value instanceof window.Blob) nodeFormData.append(key, utils.makeCompatBlob(value));
else nodeFormData.append(key, value);
});
return nodeFormData;
},
makeCompatBlob(blob) {
const impl = getBlobImpl(blob);
if (!impl) throw new TypeError("Vitest cannot read the bytes of a jsdom Blob. This is a Vitest bug, please report it with your jsdom version.");
// jsdom 28 renamed `_buffer` to `_bytes`
return new NodeBlob_([impl._bytes ?? impl._buffer], { type: blob.type });
}
};
return utils;
}
function patchAddEventListener(window) {
const abortControllers = /* @__PURE__ */ new WeakMap();
const JSDOMAbortSignal = window.AbortSignal;
const JSDOMAbortController = window.AbortController;
const originalAddEventListener = window.EventTarget.prototype.addEventListener;
function getJsdomAbortController(signal) {
if (!abortControllers.has(signal)) {
const jsdomAbortController = new JSDOMAbortController();
signal.addEventListener("abort", () => {
jsdomAbortController.abort(signal.reason);
});
abortControllers.set(signal, jsdomAbortController);
}
return abortControllers.get(signal);
}
window.EventTarget.prototype.addEventListener = function addEventListener(type, callback, options) {
if (typeof options === "object" && options?.signal != null) {
const { signal, ...otherOptions } = options;
// - this happens because AbortSignal is provided by Node.js,
// but jsdom APIs require jsdom's AbortSignal, while Node APIs
// (like fetch and Request) require a Node.js AbortSignal
// - disable narrow typing with "as any" because we need it later
if (!(signal instanceof JSDOMAbortSignal)) {
const jsdomCompatOptions = Object.create(null);
Object.assign(jsdomCompatOptions, otherOptions);
jsdomCompatOptions.signal = getJsdomAbortController(signal).signal;
return originalAddEventListener.call(this, type, callback, jsdomCompatOptions);
}
}
return originalAddEventListener.call(this, type, callback, options);
};
return () => {
window.EventTarget.prototype.addEventListener = originalAddEventListener;
};
}
// some globals we do not want, either because deprecated or we set it ourselves
const denyList = /* @__PURE__ */ new Set([
"GLOBAL",
"root",
"global",
"Buffer",
"ArrayBuffer",
"Uint8Array"
]);
const nodeGlobals = /* @__PURE__ */ new Map();
function populateNodeGlobals() {
if (nodeGlobals.size !== 0) return;
const names = Object.getOwnPropertyNames(globalThis);
const length = names.length;
for (let i = 0; i < length; i++) {
const globalName = names[i];
if (!denyList.has(globalName)) {
const descriptor = Object.getOwnPropertyDescriptor(globalThis, globalName);
if (!descriptor) throw new Error(`No property descriptor for ${globalName}, this is a bug in Vitest.`);
nodeGlobals.set(globalName, descriptor);
}
}
}
var node = {
name: "node",
viteEnvironment: "ssr",
prewarmModules: false,
// this is largely copied from jest's node environment
async setupVM() {
populateNodeGlobals();
const vm = await import('node:vm');
let context = vm.createContext();
let global = vm.runInContext("this", context);
const contextGlobals = new Set(Object.getOwnPropertyNames(global));
for (const [nodeGlobalsKey, descriptor] of nodeGlobals) if (!contextGlobals.has(nodeGlobalsKey)) {
if (descriptor.configurable) Object.defineProperty(global, nodeGlobalsKey, {
configurable: true,
enumerable: descriptor.enumerable,
get() {
// @ts-expect-error: no index signature
const val = globalThis[nodeGlobalsKey];
// override lazy getter
Object.defineProperty(global, nodeGlobalsKey, {
configurable: true,
enumerable: descriptor.enumerable,
value: val,
writable: descriptor.writable === true || nodeGlobalsKey === "performance"
});
return val;
},
set(val) {
// override lazy getter
Object.defineProperty(global, nodeGlobalsKey, {
configurable: true,
enumerable: descriptor.enumerable,
value: val,
writable: true
});
}
});
else if ("value" in descriptor) Object.defineProperty(global, nodeGlobalsKey, {
configurable: false,
enumerable: descriptor.enumerable,
value: descriptor.value,
writable: descriptor.writable
});
else Object.defineProperty(global, nodeGlobalsKey, {
configurable: false,
enumerable: descriptor.enumerable,
get: descriptor.get,
set: descriptor.set
});
}
global.global = global;
global.Buffer = Buffer;
global.ArrayBuffer = ArrayBuffer;
// TextEncoder (global or via 'util') references a Uint8Array constructor
// different than the global one used by users in tests. This makes sure the
// same constructor is referenced by both.
global.Uint8Array = Uint8Array;
return {
getVmContext() {
return context;
},
teardown() {
context = void 0;
global = void 0;
}
};
},
async setup(global) {
global.console.Console = Console;
return { teardown(global) {
delete global.console.Console;
} };
}
};
const environments = {
node,
jsdom,
"happy-dom": happy,
"edge-runtime": edge
};
export { BareModuleMocker as B, VITEST_VM_CONTEXT_SYMBOL as V, VitestModuleRunner as a, VitestTransport as b, createNodeImportMeta as c, environments as e, normalizeModuleId as n, populateGlobal as p, startVitestModuleRunner as s };