Add --snapshots and basic test

Author: typicode

CHANGELOG.md

@@ -1,5 +1,15 @@
 # Change Log
 
+## [Unreleased][Unreleased]
+
+### Added
+
+* CLI option `-S/--snapshots` to set a custom snapshots directory.
+
+### Fixed
+
+* Fix plural resources: DELETE should return 404 if resource doesn't exist.
+
 ## [0.8.1][2015-10-06]
 
 ### Fixed

src/cli/index.js

@@ -32,6 +32,11 @@ module.exports = function () {
         alias: 's',
         description: 'Set static files directory'
       },
+      snapshots: {
+        alias: 'S',
+        description: 'Set snapshots directory',
+        default: '.'
+      },
       delay: {
         alias: 'd',
         description: 'Add delay to responses (ms)'

src/cli/run.js

@@ -117,7 +117,8 @@ module.exports = function (argv) {
     process.stdin.setEncoding('utf8')
     process.stdin.on('data', function (chunk) {
       if (chunk.trim().toLowerCase() === 's') {
-        var file = 'db-' + Date.now() + '.json'
+        var filename = 'db-' + Date.now() + '.json'
+        var file = path.join(argv.snapshots, filename)
         app.db.saveSync(file)
         console.log('  Saved snapshot to ' + file + '\n')
       }

test/cli/index.js

@@ -2,6 +2,7 @@ var os = require('os')
 var fs = require('fs')
 var path = require('path')
 var cp = require('child_process')
+var assert = require('assert')
 var request = require('supertest')
 var rmrf = require('rimraf')
 var serverReady = require('server-ready')
@@ -18,8 +19,8 @@ var routesFile = path.join(tmpDir, 'routes.json')
 function cli (args) {
   var bin = path.join(__dirname, '../..', pkg.bin)
   return cp.spawn('node', [bin, '-p', PORT].concat(args), {
-    stdio: 'inherit',
-    cwd: __dirname
+    cwd: __dirname,
+    stdio: ['pipe', process.stdout, process.stderr]
   })
 }
 
@@ -30,6 +31,7 @@ describe('cli', function () {
   var child
 
   beforeEach(function () {
+    rmrf.sync(tmpDir)
     fs.mkdirSync(tmpDir)
     fs.writeFileSync(dbFile, JSON.stringify({ posts: [{ 'id': 1, '_id': 2 }] }))
     fs.writeFileSync(routesFile, JSON.stringify({ '/blog/': '/' }))
@@ -111,17 +113,29 @@ describe('cli', function () {
 
   })
 
-  describe('db.json -s fixtures/public', function () {
+  describe('db.json -s fixtures/public -S ../../tmp', function () {
+
+    var snapshotsDir = path.join(tmpDir, 'snapshots')
+    var publicDir = 'fixtures/public'
 
     beforeEach(function (done) {
-      child = cli([dbFile, '-s', 'fixtures/public'])
-      serverReady(PORT, done)
+      fs.mkdirSync(snapshotsDir)
+      child = cli([dbFile, '-s', publicDir, '-S', snapshotsDir])
+      serverReady(PORT, function () {
+        child.stdin.write('s\n')
+        setTimeout(done, 100)
+      })
     })
 
     it('should serve fixtures/public', function (done) {
       request.get('/').expect(/Hello/, done)
     })
 
+    it('should save a snapshot in ../../tmp', function () {
+      console.log(fs.readdirSync(snapshotsDir), fs.readdirSync(snapshotsDir).length)
+      assert.equal(fs.readdirSync(snapshotsDir).length, 1)
+    })
+
   })
 
   // FIXME test fails on OS X and maybe on Windows