Function testBuild

tests/utils.ts:117–238

({
  context,
  files,
  fixture,
  options,
  cwd,
  expectDir = '.',
  expectPattern,
  beforeBuild,
  snapshot: shouldSnapshot = true,
  prettier,
}: TestBuildOptions)

}

export async function testBuild({
  context,
  files,
  fixture,
  options,
  cwd,
  expectDir = '.',
  expectPattern,
  beforeBuild,
  snapshot: shouldSnapshot = true,
  prettier,
}: TestBuildOptions): Promise<{
  testName: string
  testDir: string
  outputFiles: string[]
  outputDir: string
  snapshot: string
  fileMap: Record<string, string>
  warnings: RollupLog[]
  bundle: TsdownBundle[]
}> {
  const { expect } = context
  const { testName, testDir } = await writeFixtures(context, files, fixture)

  const workingDir = path.join(testDir, cwd || '.')
  const restoreCwd = chdir(workingDir)
  const warnings: RollupLog[] = []
  const userOptions =
    typeof options === 'function' ? options(workingDir) : options
  const resolvedOptions: InlineConfig = {
    entry: 'index.ts',
    config: false,
    outDir: 'dist',
    dts: false,
    logLevel: 'silent',
    tsconfig: false,
    failOnWarn: false,
    ...userOptions,
    async inputOptions(options, ...args) {
      const originalOnLog = options.onLog
      options = await mergeUserOptions(
        {
          ...options,
          onLog(level, log, defaultHandler) {
            if (level === 'warn') {
              warnings.push(log)
            }
            const _defaultHandler: LogOrStringHandler = (level, ...args) => {
              if (level !== 'error') return
              defaultHandler(level, ...args)
            }
            if (originalOnLog) {
              originalOnLog(level, log, _defaultHandler)
            } else {
              _defaultHandler(level, log)
            }
          },
          logLevel: 'info',