fix(server): use correct store location when running in background

src/createStoreController.ts

@@ -49,7 +49,7 @@ export default async function (
     if (err.code !== 'ENOENT') throw err
   }
   if (opts.useStoreServer) {
-    runServerInBackground()
+    runServerInBackground(store)
     const operation = retry.operation()
 
     return new Promise<{

src/runServerInBackground.ts

@@ -3,4 +3,6 @@ import path = require('path')
 
 const pnpm = path.join(__dirname, 'bin', 'pnpm.js')
 
-export default () => diable.daemonize(pnpm, ['server', 'start'], {stdio: 'inherit'})
+export default (storePath: string) => {
+  return diable.daemonize(pnpm, ['server', 'start', '--store', storePath], {stdio: 'inherit'})
+}

test/server.ts

@@ -189,6 +189,33 @@ test('installation using store server started in the background', async (t: tape
   t.notOk(await pathExists(serverJsonPath), 'server.json removed')
 })
 
+test('store server started in the background should use store location wanted by install', async (t: tape.Test) => {
+  const project = prepare(t)
+
+  await execPnpm('install', 'is-positive@1.0.0', '--use-store-server', '--store', '../store2')
+
+  const serverJsonPath = path.resolve('..', 'store2', '2', 'server.json')
+  const serverJson = await retryLoadJsonFile(serverJsonPath)
+  t.ok(serverJson)
+  t.ok(serverJson.connectionOptions)
+
+  t.ok(project.requireModule('is-positive'))
+
+  await execPnpm('uninstall', 'is-positive', '--store', '../store2')
+
+  await execPnpm('store', 'prune', '--store', '../store2')
+
+  // we don't actually know when the server will prune the store
+  // lets' just wait a bit before checking
+  await delay(1000)
+
+  await project.storeHasNot('is-positive', '1.0.0')
+
+  await execPnpm('server', 'stop', '--store', '../store2')
+
+  t.notOk(await pathExists(serverJsonPath), 'server.json removed')
+})
+
 test('installation without store server running in the background', async (t: tape.Test) => {
   const project = prepare(t)