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workspace.ts
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workspace.ts
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import { promises as fs } from 'node:fs'
import fg from 'fast-glob'
import mm from 'micromatch'
import { dirname, relative, resolve, toNamespacedPath } from 'pathe'
import { createServer } from 'vite'
import type { ViteDevServer, InlineConfig as ViteInlineConfig } from 'vite'
import { ViteNodeRunner } from 'vite-node/client'
import { ViteNodeServer } from 'vite-node/server'
import { createBrowserServer } from '../integrations/browser/server'
import type { ArgumentsType, Reporter, ResolvedConfig, UserConfig, UserWorkspaceConfig, Vitest } from '../types'
import { deepMerge, hasFailed } from '../utils'
import { Typechecker } from '../typecheck/typechecker'
import type { BrowserProvider } from '../types/browser'
import { getBrowserProvider } from '../integrations/browser'
import { isBrowserEnabled, resolveConfig } from './config'
import { WorkspaceVitestPlugin } from './plugins/workspace'
interface InitializeServerOptions {
server?: ViteNodeServer
runner?: ViteNodeRunner
}
interface InitializeProjectOptions extends UserWorkspaceConfig {
workspaceConfigPath: string
extends?: string
}
export async function initializeProject(workspacePath: string | number, ctx: Vitest, options: InitializeProjectOptions) {
const project = new WorkspaceProject(workspacePath, ctx)
const configFile = options.extends
? resolve(dirname(options.workspaceConfigPath), options.extends)
: (typeof workspacePath === 'number' || workspacePath.endsWith('/'))
? false
: workspacePath
const root = options.root || (typeof workspacePath === 'number' ? undefined : dirname(workspacePath))
const config: ViteInlineConfig = {
...options,
root,
logLevel: 'error',
configFile,
// this will make "mode" = "test" inside defineConfig
mode: options.mode || ctx.config.mode || process.env.NODE_ENV,
plugins: [
...options.plugins || [],
WorkspaceVitestPlugin(project, { ...options, root, workspacePath }),
],
}
const server = await createServer(config)
// optimizer needs .listen() to be called
if (ctx.config.api?.port || project.config.deps?.optimizer?.web?.enabled || project.config.deps?.optimizer?.ssr?.enabled)
await server.listen()
else
await server.pluginContainer.buildStart({})
return project
}
export class WorkspaceProject {
configOverride: Partial<ResolvedConfig> | undefined
config!: ResolvedConfig
server!: ViteDevServer
vitenode!: ViteNodeServer
runner!: ViteNodeRunner
browser?: ViteDevServer
typechecker?: Typechecker
closingPromise: Promise<unknown> | undefined
browserProvider: BrowserProvider | undefined
testFilesList: string[] = []
constructor(
public path: string | number,
public ctx: Vitest,
) { }
getName(): string {
return this.config.name || ''
}
isCore() {
return this.ctx.getCoreWorkspaceProject() === this
}
getModuleById(id: string) {
return this.server.moduleGraph.getModuleById(id)
|| this.browser?.moduleGraph.getModuleById(id)
}
getSourceMapModuleById(id: string) {
const mod = this.server.moduleGraph.getModuleById(id)
return mod?.ssrTransformResult?.map || mod?.transformResult?.map
}
getBrowserSourceMapModuleById(id: string) {
return this.browser?.moduleGraph.getModuleById(id)?.transformResult?.map
}
get reporters() {
return this.ctx.reporters
}
async globTestFiles(filters: string[] = []) {
const dir = this.config.dir || this.config.root
const testFiles = await this.globAllTestFiles(this.config, dir)
return this.filterFiles(testFiles, filters, dir)
}
async globAllTestFiles(config: ResolvedConfig, cwd: string) {
const { include, exclude, includeSource } = config
const testFiles = await this.globFiles(include, exclude, cwd)
if (includeSource) {
const files = await this.globFiles(includeSource, exclude, cwd)
await Promise.all(files.map(async (file) => {
try {
const code = await fs.readFile(file, 'utf-8')
if (this.isInSourceTestFile(code))
testFiles.push(file)
}
catch {
return null
}
}))
}
this.testFilesList = testFiles
return testFiles
}
isTestFile(id: string) {
return this.testFilesList.includes(id)
}
async globFiles(include: string[], exclude: string[], cwd: string) {
const globOptions: fg.Options = {
dot: true,
cwd,
ignore: exclude,
}
const files = await fg(include, globOptions)
return files.map(file => resolve(cwd, file))
}
async isTargetFile(id: string, source?: string): Promise<boolean> {
const relativeId = relative(this.config.dir || this.config.root, id)
if (mm.isMatch(relativeId, this.config.exclude))
return false
if (mm.isMatch(relativeId, this.config.include))
return true
if (this.config.includeSource?.length && mm.isMatch(relativeId, this.config.includeSource)) {
source = source || await fs.readFile(id, 'utf-8')
return this.isInSourceTestFile(source)
}
return false
}
isInSourceTestFile(code: string) {
return code.includes('import.meta.vitest')
}
filterFiles(testFiles: string[], filters: string[] = [], dir: string) {
if (filters.length && process.platform === 'win32')
filters = filters.map(f => toNamespacedPath(f))
if (filters.length) {
return testFiles.filter((t) => {
const testFile = relative(dir, t)
return filters.some((f) => {
return testFile.includes(f) || testFile.includes(relative(dir, f))
})
})
}
return testFiles
}
async initBrowserServer(options: UserConfig) {
if (!this.isBrowserEnabled())
return
await this.browser?.close()
this.browser = await createBrowserServer(this, options)
}
async setServer(options: UserConfig, server: ViteDevServer, params: InitializeServerOptions = {}) {
this.config = resolveConfig(this.ctx.mode, options, server.config)
this.server = server
this.vitenode = params.server ?? new ViteNodeServer(server, this.config)
const node = this.vitenode
this.runner = params.runner ?? new ViteNodeRunner({
root: server.config.root,
base: server.config.base,
fetchModule(id: string) {
return node.fetchModule(id)
},
resolveId(id: string, importer?: string) {
return node.resolveId(id, importer)
},
})
await this.initBrowserServer(options)
}
async report<T extends keyof Reporter>(name: T, ...args: ArgumentsType<Reporter[T]>) {
return this.ctx.report(name, ...args)
}
async typecheck(filters: string[] = []) {
const dir = this.config.dir || this.config.root
const { include, exclude } = this.config.typecheck
const testFiles = await this.globFiles(include, exclude, dir)
const testsFilesList = this.filterFiles(testFiles, filters, dir)
const checker = new Typechecker(this, testsFilesList)
this.typechecker = checker
checker.onParseEnd(async ({ files, sourceErrors }) => {
this.ctx.state.collectFiles(checker.getTestFiles())
await this.report('onTaskUpdate', checker.getTestPacks())
await this.report('onCollected')
const failedTests = hasFailed(files)
const exitCode = !failedTests && checker.getExitCode()
if (exitCode) {
const error = new Error(checker.getOutput())
error.stack = ''
this.ctx.state.catchError(error, 'Typecheck Error')
}
if (!files.length) {
this.ctx.logger.printNoTestFound()
}
else {
if (failedTests)
process.exitCode = 1
await this.report('onFinished', files)
}
if (sourceErrors.length && !this.config.typecheck.ignoreSourceErrors) {
process.exitCode = 1
await this.ctx.logger.printSourceTypeErrors(sourceErrors)
}
// if there are source errors, we are showing it, and then terminating process
if (!files.length) {
const exitCode = this.config.passWithNoTests ? (process.exitCode ?? 0) : 1
await this.close()
process.exit(exitCode)
}
if (this.config.watch) {
await this.report('onWatcherStart', files, [
...(this.config.typecheck.ignoreSourceErrors ? [] : sourceErrors),
...this.ctx.state.getUnhandledErrors(),
])
}
})
checker.onParseStart(async () => {
await this.report('onInit', this.ctx)
this.ctx.state.collectFiles(checker.getTestFiles())
await this.report('onCollected')
})
checker.onWatcherRerun(async () => {
await this.report('onWatcherRerun', testsFilesList, 'File change detected. Triggering rerun.')
await checker.collectTests()
this.ctx.state.collectFiles(checker.getTestFiles())
await this.report('onTaskUpdate', checker.getTestPacks())
await this.report('onCollected')
})
await checker.prepare()
await checker.collectTests()
await checker.start()
}
isBrowserEnabled() {
return isBrowserEnabled(this.config)
}
getSerializableConfig() {
return deepMerge({
...this.config,
coverage: this.ctx.config.coverage,
reporters: [],
deps: {
...this.config.deps,
optimizer: {
web: {
enabled: this.config.deps?.optimizer?.web?.enabled ?? true,
},
ssr: {
enabled: this.config.deps?.optimizer?.ssr?.enabled ?? true,
},
},
},
snapshotOptions: {
...this.config.snapshotOptions,
resolveSnapshotPath: undefined,
},
onConsoleLog: undefined!,
sequence: {
...this.ctx.config.sequence,
sequencer: undefined!,
},
benchmark: {
...this.config.benchmark,
reporters: [],
},
inspect: this.ctx.config.inspect,
inspectBrk: this.ctx.config.inspectBrk,
}, this.ctx.configOverride || {} as any,
) as ResolvedConfig
}
close() {
if (!this.closingPromise) {
this.closingPromise = Promise.all([
this.server.close(),
this.typechecker?.stop(),
this.browser?.close(),
].filter(Boolean))
}
return this.closingPromise
}
async initBrowserProvider() {
if (!this.isBrowserEnabled())
return
if (this.browserProvider)
return
const Provider = await getBrowserProvider(this.config.browser, this.runner)
this.browserProvider = new Provider()
const browser = this.config.browser.name
const supportedBrowsers = this.browserProvider.getSupportedBrowsers()
if (!browser)
throw new Error(`[${this.getName()}] Browser name is required. Please, set \`test.browser.name\` option manually.`)
if (!supportedBrowsers.includes(browser))
throw new Error(`[${this.getName()}] Browser "${browser}" is not supported by the browser provider "${this.browserProvider.name}". Supported browsers: ${supportedBrowsers.join(', ')}.`)
await this.browserProvider.initialize(this, { browser })
}
}