diff --git a/index.js b/index.js
index 5447643e04b66..570df352b9d4b 100644
--- a/index.js
+++ b/index.js
@@ -1,5 +1,4 @@
-if (require.main === module) {
+if (require.main === module)
   require('./lib/cli.js')(process)
-} else {
+else
   throw new Error('The programmatic API was removed in npm v8.0.0')
-}
diff --git a/package.json b/package.json
index 1e07ffdbd6dc6..7735df88a7955 100644
--- a/package.json
+++ b/package.json
@@ -220,7 +220,7 @@
     "sudotest:nocleanup": "sudo NO_TEST_CLEANUP=1 npm run test --",
     "posttest": "npm run lint",
     "eslint": "eslint",
-    "lint": "npm run eslint -- test/lib test/bin bin lib scripts docs smoke-tests",
+    "lint": "npm run eslint -- bin docs lib scripts smoke-tests test ./*.js",
     "lintfix": "npm run lint -- --fix",
     "prelint": "rimraf test/npm_cache*",
     "resetdeps": "bash scripts/resetdeps.sh",
diff --git a/test/fixtures/mock-npm.js b/test/fixtures/mock-npm.js
index b23b6e55b2554..0a7bc0e8ad8f0 100644
--- a/test/fixtures/mock-npm.js
+++ b/test/fixtures/mock-npm.js
@@ -26,7 +26,7 @@ const RealMockNpm = (t, otherMocks = {}) => {
   }
   const Npm = t.mock('../../lib/npm.js', otherMocks)
   class MockNpm extends Npm {
-    constructor() {
+    constructor () {
       super()
       for (const level in npmlog.levels) {
         npmlog[level] = (...msg) => {
@@ -79,9 +79,8 @@ class MockNpm {
     const config = base.config || {}
 
     for (const attr in base) {
-      if (attr !== 'config') {
+      if (attr !== 'config')
         this[attr] = base[attr]
-      }
     }
 
     this.flatOptions = base.flatOptions || {}
@@ -91,7 +90,7 @@ class MockNpm {
       find: (k) => ({...realConfig.defaults, ...config})[k],
       get: (k) => ({...realConfig.defaults, ...config})[k],
       set: (k, v) => config[k] = v,
-      list: [{ ...realConfig.defaults, ...config}]
+      list: [{ ...realConfig.defaults, ...config}],
     }
     if (!this.log) {
       this.log = {
@@ -110,7 +109,7 @@ class MockNpm {
     }
   }
 
-  output(...msg) {
+  output (...msg) {
     if (this.base.output)
       return this.base.output(msg)
     this._mockOutputs.push(msg)
@@ -118,10 +117,10 @@ class MockNpm {
 }
 
 const FakeMockNpm = (base = {}) => {
-    return new MockNpm(base)
+  return new MockNpm(base)
 }
 
 module.exports = {
   fake: FakeMockNpm,
-  real: RealMockNpm
+  real: RealMockNpm,
 }
diff --git a/test/fixtures/sandbox.js b/test/fixtures/sandbox.js
index 7c57e8d8bc88e..626e2ab5c509c 100644
--- a/test/fixtures/sandbox.js
+++ b/test/fixtures/sandbox.js
@@ -6,16 +6,17 @@ const { promisify } = require('util')
 const mkdirp = require('mkdirp-infer-owner')
 const npmlog = require('npmlog')
 const rimraf = promisify(require('rimraf'))
-const t = require('tap')
 
-let active = null
 const chain = new Map()
 const sandboxes = new Map()
 
+// Disable lint errors for assigning to process global
+/* global process:writable */
+
 // keep a reference to the real process
 const _process = process
 
-const processHook = createHook({
+createHook({
   init: (asyncId, type, triggerAsyncId, resource) => {
     // track parentage of asyncIds
     chain.set(asyncId, triggerAsyncId)
@@ -23,9 +24,8 @@ const processHook = createHook({
   before: (asyncId) => {
     // find the nearest parent id that has a sandbox
     let parent = asyncId
-    while (chain.has(parent) && !sandboxes.has(parent)) {
+    while (chain.has(parent) && !sandboxes.has(parent))
       parent = chain.get(parent)
-    }
 
     process = sandboxes.has(parent)
       ? sandboxes.get(parent)
@@ -173,7 +173,7 @@ class Sandbox extends EventEmitter {
     if (this[_npm]) {
       // replace default config values with placeholders
       for (const name of redactedDefaults) {
-        let value = this[_npm].config.defaults[name]
+        const value = this[_npm].config.defaults[name]
         clean = clean.split(value).join(`{${name.toUpperCase()}}`)
       }
 
@@ -201,21 +201,19 @@ class Sandbox extends EventEmitter {
 
   // test.teardown hook
   teardown () {
-    if (this[_parent]) {
+    if (this[_parent])
       sandboxes.delete(this[_parent])
-    }
+
     return rimraf(this[_dirs].temp).catch(() => null)
   }
 
   // proxy get handler
   [_get] (target, prop, receiver) {
-    if (this[_data].has(prop)) {
+    if (this[_data].has(prop))
       return this[_data].get(prop)
-    }
 
-    if (this[prop] !== undefined) {
+    if (this[prop] !== undefined)
       return Reflect.get(this, prop, this)
-    }
 
     const actual = Reflect.get(target, prop, receiver)
     if (typeof actual === 'function') {
diff --git a/test/index.js b/test/index.js
index e23dc23136567..26db16e1f78ba 100644
--- a/test/index.js
+++ b/test/index.js
@@ -20,4 +20,3 @@ t.test('loading as main module will load the cli', t => {
     t.end()
   })
 })
-