Create subfolders for commands

tests/commands/readme/update.test.js

@@ -0,0 +1,26 @@
+const { execSync } = require('child_process')
+const fs = require('fs-extra')
+const path = require('path')
+
+beforeEach(() => {
+  fs.emptyDirSync('tests/__data__/output')
+
+  const stdout = execSync(
+    'DATA_DIR=tests/__data__/input/data LOGS_DIR=tests/__data__/input/logs/generators node scripts/commands/readme/update.js --config=tests/__data__/input/_readme.json',
+    { encoding: 'utf8' }
+  )
+})
+
+it('can update readme.md', () => {
+  expect(content('tests/__data__/output/readme.md')).toEqual(
+    content('tests/__data__/expected/_readme.md')
+  )
+})
+
+function content(filepath) {
+  const data = fs.readFileSync(path.resolve(filepath), {
+    encoding: 'utf8'
+  })
+
+  return JSON.stringify(data)
+}