test: ensure default output is correct

test/production/escheck-output/index.test.ts

@@ -0,0 +1,44 @@
+import { createNext } from 'e2e-utils'
+import execa from 'execa'
+import { NextInstance } from 'test/lib/next-modes/base'
+
+describe('ES Check default output', () => {
+  let next: NextInstance
+
+  afterEach(() => next.destroy())
+
+  it('should pass for ES5', async () => {
+    next = await createNext({
+      files: { 'pages/index.js': 'export default function Page() {}' },
+      dependencies: { 'es-check': '7.0.0' },
+    })
+
+    const res = await execa(
+      'pnpm',
+      ['es-check', 'es5', '.next/static/**/*.js'],
+      { cwd: next.testDir }
+    )
+
+    expect(res.stdout).toBe(
+      'info: ES-Check: there were no ES version matching errors!  🎉'
+    )
+  })
+
+  it('should pass for ES5 with SWC minify', async () => {
+    next = await createNext({
+      files: { 'pages/index.js': 'export default function Page() {}' },
+      dependencies: { 'es-check': '7.0.0' },
+      nextConfig: { swcMinify: true },
+    })
+
+    const res = await execa(
+      'pnpm',
+      ['es-check', 'es5', '.next/static/**/*.js'],
+      { cwd: next.testDir }
+    )
+
+    expect(res.stdout).toBe(
+      'info: ES-Check: there were no ES version matching errors!  🎉'
+    )
+  })
+})