1 files changed, 9 insertions, 23 deletions
diff --git a/deps/npm/test/index.js b/deps/npm/test/index.js
index 747d75b5fd..44fb0989df 100644
--- a/deps/npm/test/index.js
+++ b/deps/npm/test/index.js
@@ -1,34 +1,20 @@
 const t = require('tap')
+const spawn = require('@npmcli/promise-spawn')
 const index = require.resolve('../index.js')
 const packageIndex = require.resolve('../')
+const { load: loadMockNpm } = require('./fixtures/mock-npm')
 
 t.equal(index, packageIndex, 'index is main package require() export')
 t.throws(() => require(index), {
   message: 'The programmatic API was removed in npm v8.0.0',
 })
 
-t.test('loading as main module will load the cli', t => {
-  const cwd = t.testdir()
-  const { spawn } = require('child_process')
+t.test('loading as main module will load the cli', async t => {
+  const { npm, cache } = await loadMockNpm(t)
   const LS = require('../lib/commands/ls.js')
-  const ls = new LS({
-    config: {
-      validate: () => {},
-      get: (key) => {
-        if (key === 'location') {
-          return 'project'
-        }
-      },
-      isDefault: () => {},
-    },
-  })
-  const p = spawn(process.execPath, [index, 'ls', '-h', '--cache', cwd])
-  const out = []
-  p.stdout.on('data', c => out.push(c))
-  p.on('close', (code, signal) => {
-    t.equal(code, 0)
-    t.equal(signal, null)
-    t.match(Buffer.concat(out).toString(), ls.usage)
-    t.end()
-  })
+  const ls = new LS(npm)
+  const p = await spawn(process.execPath, [index, 'ls', '-h', '--cache', cache])
+  t.equal(p.code, 0)
+  t.equal(p.signal, null)
+  t.match(p.stdout, ls.usage)
 })