fix(test): add a test for lock

test/00-clean.js

@@ -6,12 +6,10 @@ const fixtures = fs.readdirSync(path.join(__dirname, 'fixtures'))
 
 test((t) => {
   var count = fixtures.length
-  t.plan(count)
   fixtures.forEach(fixture => {
     const modules = path.join(__dirname, 'fixtures', fixture, 'node_modules')
     rimraf(modules, _ => {
       count -= 1
-      t.pass()
       if (count === 0) t.end()
     })
   })

test/install.js → test/10-install.js

@@ -14,7 +14,7 @@ test((t) => {
     const pkg = path.join(__dirname, 'fixtures', fixture)
     const pkgJSON = require(path.join(pkg, 'package.json'))
     exec(`node ${bin} install`, {cwd: pkg}, (err, stdout, stderr) => {
-      t.ifError(err, `${pkgJSON.name}: dep ran without error`)
+      t.ifError(err, `${pkgJSON.name}: install ran without error`)
       tree.read(pkg, (err, out) => {
         t.ifError(err, `${pkgJSON.name}: tree could be read`)
         const deps = out.dependencies

test/20-lock.js

@@ -0,0 +1,23 @@
+const fs = require('fs')
+const path = require('path')
+const exec = require('child_process').exec
+const test = require('tap').test
+const fixtures = fs.readdirSync(path.join(__dirname, 'fixtures'))
+
+test((t) => {
+  var items = 2
+  var count = fixtures.length * items
+  t.plan(count)
+  fixtures.forEach(fixture => {
+    const bin = path.join(__dirname, '..', 'bin', 'dep.js')
+    const pkg = path.join(__dirname, 'fixtures', fixture)
+    const pkgJSON = require(path.join(pkg, 'package.json'))
+    exec(`node ${bin} lock`, {cwd: pkg}, (err, stdout, stderr) => {
+      t.ifError(err, `${pkgJSON.name}: lock ran without error`)
+      const lock = require(path.join(pkg, 'node_modules.json'))
+      const deps = lock.dependencies
+      t.is(Object.keys(deps).length, 2, `${pkgJSON.name}: two deps are installed`)
+      if (count === 0) t.end()
+    })
+  })
+})

test/zz-cleanup.js

@@ -6,13 +6,12 @@ const fixtures = fs.readdirSync(path.join(__dirname, 'fixtures'))
 
 test((t) => {
   var count = fixtures.length
-  t.plan(count)
   fixtures.forEach(fixture => {
     const modules = path.join(__dirname, 'fixtures', fixture, 'node_modules')
-    rimraf(modules, _ => {
-      count -= 1
-      t.pass()
-      if (count === 0) t.end()
-    })
+    const lock = path.join(__dirname, 'fixtures', fixture, 'node_modules.json')
+    rimraf.sync(modules)
+    rimraf.sync(lock)
+    count -= 1
+    if (count === 0) t.end()
   })
 })