feat(watch): press r should rerun current pattern tests (#3305)

Co-authored-by: Ari Perkkiö <ari.perkkio@gmail.com>

packages/vitest/src/node/stdin.ts

@@ -5,20 +5,21 @@ import { isWindows, stdout } from '../utils'
 import type { Vitest } from './core'
 
 const keys = [
-  ['a', 'rerun all tests'],
+  [['a', 'return'], 'rerun all tests'],
+  ['r', 'rerun current pattern tests'],
   ['f', 'rerun only failed tests'],
   ['u', 'update snapshot'],
   ['p', 'filter by a filename'],
   ['t', 'filter by a test name regex pattern'],
   ['q', 'quit'],
 ]
-const cancelKeys = ['space', 'c', ...keys.map(key => key[0])]
+const cancelKeys = ['space', 'c', ...keys.map(key => key[0]).flat()]
 
 export function printShortcutsHelp() {
   stdout().write(
     `
 ${c.bold('  Watch Usage')}
-${keys.map(i => c.dim('  press ') + c.reset(c.bold(i[0])) + c.dim(` to ${i[1]}`)).join('\n')}
+${keys.map(i => c.dim('  press ') + c.reset([i[0]].flat().map(c.bold).join(', ')) + c.dim(` to ${i[1]}`)).join('\n')}
 `,
   )
 }
@@ -63,6 +64,9 @@ export function registerConsoleShortcuts(ctx: Vitest) {
     // rerun all tests
     if (name === 'a' || name === 'return')
       return ctx.changeNamePattern('')
+    // rerun current pattern tests
+    if (name === 'r')
+      return ctx.rerunFiles()
     // rerun only failed tests
     if (name === 'f')
       return ctx.rerunFailed()

test/watch/test/stdin.test.ts

@@ -17,6 +17,15 @@ test('quit watch mode', async () => {
   await vitest.isDone
 })
 
+test('rerun current pattern tests', async () => {
+  const vitest = await startWatchMode('-t', 'sum')
+
+  vitest.write('r')
+
+  await vitest.waitForOutput('Test name pattern: /sum/')
+  await vitest.waitForOutput('1 passed')
+})
+
 test('filter by filename', async () => {
   const vitest = await startWatchMode()