Add switch for GZIP Content-Encoding

Author: bva-financial-com

README.md

@@ -266,6 +266,7 @@ Options:
   --static, -s       Set static files directory
   --read-only, --ro  Allow only GET requests                          [boolean]
   --no-cors, --nc    Disable Cross-Origin Resource Sharing            [boolean]
+  --no-gzip, --ng    Disable GZIP Content-Encoding                    [boolean]
   --snapshots, -S    Set snapshots directory                     [default: "."]
   --delay, -d        Add delay to responses (ms)
   --id, -i           Set database id property (e.g. _id)        [default: "id"]

src/cli/index.js

@@ -41,6 +41,10 @@ module.exports = function () {
         alias: 'nc',
         description: 'Disable Cross-Origin Resource Sharing'
       },
+      'no-gzip': {
+        alias: 'ng',
+        description: 'Disable GZIP Content-Encoding'
+      },
       snapshots: {
         alias: 'S',
         description: 'Set snapshots directory',
@@ -69,6 +73,7 @@ module.exports = function () {
     .boolean('read-only')
     .boolean('quiet')
     .boolean('no-cors')
+    .boolean('no-gzip')
     .help('help').alias('help', 'h')
     .version(pkg.version).alias('version', 'v')
     .example('$0 db.json', '')

src/cli/run.js

@@ -45,7 +45,8 @@ function createApp (source, object, routes, argv) {
   var defaultsOpts = {
     logger: !argv.quiet,
     readOnly: argv.readOnly,
-    noCors: argv.noCors
+    noCors: argv.noCors,
+    noGzip: argv.noGzip
   }
 
   if (argv.static) {

src/server/defaults.js

@@ -19,7 +19,9 @@ module.exports = function (opts) {
   var arr = []
 
   // Compress all requests
-  arr.push(compression())
+  if (!opts.noGzip) {
+    arr.push(compression())
+  }
 
   // Logger
   if (opts.logger) {

test/cli/fixtures/seed.js

@@ -176,6 +176,60 @@ describe('cli', function () {
 
   })
 
+  describe('db.json --no-gzip=true', function () {
+
+    beforeEach(function (done) {
+      child = cli(['fixtures/seed.js', '--no-gzip=true'])
+      serverReady(PORT, done)
+    })
+
+    it('should not set Content-Encoding to gzip', function (done) {
+      var origin = 'http://example.com'
+
+      request.get('/posts')
+        .set('Origin', origin)
+        .expect(200)
+        .end(function (err, res) {
+          if (err) {
+            done(err)
+            return
+          } else if ('content-encoding' in res.headers) {
+            done(new Error('Content-Encoding is set to gzip'))
+          } else {
+            done()
+          }
+        })
+    })
+
+  })
+
+  describe('db.json --no-gzip=false', function () {
+
+    beforeEach(function (done) {
+      child = cli(['fixtures/seed.js', '--no-gzip=false'])
+      serverReady(PORT, done)
+    })
+
+    it('should set Content-Encoding to gzip', function (done) {
+      var origin = 'http://example.com'
+
+      request.get('/posts')
+        .set('Origin', origin)
+        .expect(200)
+        .end(function (err, res) {
+          if (err) {
+            done(err)
+            return
+          } else if ('content-encoding' in res.headers) {
+            done()
+          } else {
+            done(new Error('Content-Encoding is not set to gzip'))
+          }
+        })
+    })
+
+  })
+
   // FIXME test fails on OS X and maybe on Windows
   // But manually updating db.json works...
   if (os.platform() === 'linux') {