test: migrate test runner to vitest (#12206)

packages/vant-cli/src/cli.ts

@@ -22,39 +22,6 @@ program
     return lint();
   });
 
-program
-  .command('test')
-  .description('Run unit tests through jest')
-  .option(
-    '--watch',
-    'Watch files for changes and rerun tests related to changed files',
-  )
-  .option(
-    '--clearCache',
-    'Clears the configured Jest cache directory and then exits',
-  )
-  .option(
-    '--changedSince <changedSince>',
-    'Runs tests related to the changes since the provided branch or commit hash',
-  )
-  .option(
-    '--logHeapUsage',
-    'Logs the heap usage after every test. Useful to debug memory leaks',
-  )
-  .option(
-    '--runInBand',
-    'Run all tests serially in the current process, rather than creating a worker pool of child processes that run tests',
-  )
-  .option(
-    '--updateSnapshot',
-    'Re-record every snapshot that fails during this test run',
-  )
-  .option('--debug', 'Print debugging info about your Jest config')
-  .action(async (options) => {
-    const { test } = await import('./commands/jest.js');
-    return test(options);
-  });
-
 program
   .command('clean')
   .description('Clean all dist files')

packages/vant-cli/src/commands/jest.ts

@@ -1,47 +0,0 @@
-import jest from 'jest';
-import { setNodeEnv } from '../common/index.js';
-import { genPackageEntry } from '../compiler/gen-package-entry.js';
-import {
-  ROOT,
-  JEST_CONFIG_FILE,
-  PACKAGE_ENTRY_FILE,
-} from '../common/constant.js';
-import type { Config } from '@jest/types';
-
-export function test(command: Config.Argv) {
-  setNodeEnv('test');
-
-  genPackageEntry({
-    outputPath: PACKAGE_ENTRY_FILE,
-  });
-
-  const config = {
-    rootDir: ROOT,
-    watch: command.watch,
-    debug: command.debug,
-    config: JEST_CONFIG_FILE,
-    runInBand: command.runInBand,
-    clearCache: command.clearCache,
-    changedSince: command.changedSince,
-    logHeapUsage: command.logHeapUsage,
-    updateSnapshot: command.updateSnapshot,
-    // make jest tests faster
-    // see: https://ivantanev.com/make-jest-faster/
-    maxWorkers: '50%',
-  } as Config.Argv;
-
-  jest
-    .runCLI(config, [ROOT])
-    .then((response) => {
-      if (!response.results.success && !command.watch) {
-        process.exit(1);
-      }
-    })
-    .catch((err) => {
-      console.log(err);
-
-      if (!command.watch) {
-        process.exit(1);
-      }
-    });
-}

packages/vant-cli/src/common/constant.ts

@@ -40,7 +40,6 @@ export const STYLE_DEPS_JSON_FILE = join(DIST_DIR, 'style-deps.json');
 
 // Config files
 export const POSTCSS_CONFIG_FILE = join(CJS_DIR, 'postcss.config.cjs');
-export const JEST_CONFIG_FILE = join(CJS_DIR, 'jest.config.cjs');
 
 export const SCRIPT_EXTS = [
   '.js',