Adds Vagrant-based Linux testing VM. Ensures all tests lint correctly.

.gitignore

@@ -1,2 +1,3 @@
 node_modules
 bower_components
+/.vagrant/

Vagrantfile

@@ -0,0 +1,74 @@
+# -*- mode: ruby -*-
+# vi: set ft=ruby :
+
+require 'yaml'
+
+ansible_vars = YAML.load_file("provisioning/vars.yml")
+
+app_name = ansible_vars["nodejs_app_name"]
+
+app_directory = ansible_vars["nodejs_app_install_dir"]
+
+app_start_script = ansible_vars["nodejs_app_start_script"]
+
+# Check for the existence of the 'VM_HOST_TCP_PORT' environment variable. If it
+# doesn't exist and 'nodejs_app_tcp_port' is defined in vars.yml then use that
+# port. Failing that use defaults provided in this file.
+host_tcp_port = ENV["VM_HOST_TCP_PORT"] || ansible_vars["nodejs_app_tcp_port"] || 8081
+guest_tcp_port = ansible_vars["nodejs_app_tcp_port"] || 8081
+
+# By default this VM will use 2 processor cores and 2GB of RAM. The 'VM_CPUS' and
+# "VM_RAM" environment variables can be used to change that behaviour.
+cpus = ENV["VM_CPUS"] || 2
+ram = ENV["VM_RAM"] || 2048
+
+Vagrant.configure(2) do |config|
+
+  config.vm.box = "inclusivedesign/fedora24"
+
+  # Your working directory will be synced to /home/vagrant/sync in the VM.
+  config.vm.synced_folder ".", "#{app_directory}"
+
+  # List additional directories to sync to the VM in your "Vagrantfile.local" file
+  # using the following format:
+  # config.vm.synced_folder "../path/on/your/host/os/your-project", "/home/vagrant/sync/your-project"
+
+  if File.exist? "Vagrantfile.local"
+    instance_eval File.read("Vagrantfile.local"), "Vagrantfile.local"
+  end
+
+  # Port forwarding takes place here. The 'guest' port is used inside the VM
+  # whereas the 'host' port is used by your host operating system.
+  config.vm.network "forwarded_port", guest: guest_tcp_port, host: host_tcp_port, protocol: "tcp",
+    auto_correct: true
+
+  # Port 19531 is needed so logs can be viewed using systemd-journal-gateway
+  #config.vm.network "forwarded_port", guest: 19531, host: 19531, protocol: "tcp",
+  #  auto_correct: true
+
+  config.vm.hostname = app_name
+
+  config.vm.provider :virtualbox do |vm|
+    vm.customize ["modifyvm", :id, "--memory", ram]
+    vm.customize ["modifyvm", :id, "--cpus", cpus]
+    vm.customize ["modifyvm", :id, "--vram", "256"]
+    vm.customize ["modifyvm", :id, "--accelerate3d", "off"]
+    vm.customize ["modifyvm", :id, "--audio", "null", "--audiocontroller", "ac97"]
+    vm.customize ["modifyvm", :id, "--ioapic", "on"]
+    vm.customize ["setextradata", "global", "GUI/SuppressMessages", "all"]
+  end
+
+  config.vm.provision "shell", inline: <<-SHELL
+    sudo dnf -y upgrade firefox google-chrome-stable
+    sudo ansible-galaxy install -fr /home/vagrant/sync/provisioning/requirements.yml
+    sudo PYTHONUNBUFFERED=1 ansible-playbook /home/vagrant/sync/provisioning/playbook.yml --tags="install,configure"
+  SHELL
+
+  # Using config.vm.hostname to set the hostname on Fedora VMs seems to remove the string
+  # "localhost" from the first line of /etc/hosts. This script reinserts it if it's missing.
+  # https://github.com/mitchellh/vagrant/pull/6203
+  config.vm.provision "shell",
+    inline: "/usr/local/bin/edit-hosts.sh",
+    run: "always"
+
+end

package.json

@@ -48,6 +48,7 @@
   "scripts": {
     "test": "npm run node-test && npm run browser-test",
     "browser-test": "testem ci --file tests/unit/testem.json",
-    "node-test": "node tests/unit/nodejs/all-node-tests.js"
+    "node-test": "node tests/unit/nodejs/all-node-tests.js",
+    "linux-vm-test": "vagrant ssh -c 'cd /home/vagrant/sync/; DISPLAY=:0 npm test'"
   }
 }

provisioning/clean-npm.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+if [ -d "node_modules" ]; then
+    rm -r node_modules
+fi
+
+if [ -d ".npm" ]; then
+    rm -r .npm
+fi
+
+if [ -d ".npmrc" ]; then
+    rm -r .npmrc
+fi

provisioning/playbook.yml

@@ -0,0 +1,10 @@
+---
+- hosts: localhost
+  user: root
+
+  vars_files:
+    - vars.yml
+
+  roles:
+    - facts
+    - nodejs

provisioning/requirements.yml

@@ -0,0 +1,5 @@
+- src: https://github.com/idi-ops/ansible-facts
+  name: facts
+
+- src: https://github.com/idi-ops/ansible-nodejs
+  name: nodejs

provisioning/vars.yml

@@ -0,0 +1,37 @@
+---
+# Please refer to https://github.com/idi-ops/ansible-nodejs/blob/master/defaults/main.yml
+# for documentation related to these variables
+
+nodejs_app_name: flocking-linux
+
+nodejs_app_git_repo: https://github.com/colinbdclark/Flocking.git
+
+nodejs_app_git_branch: master
+
+nodejs_branch: lts
+
+# If a specific npm version is needed, specify it here
+#nodejs_npm_version: 1.4.28
+
+nodejs_app_rpm_packages:
+  - alsa-lib-devel
+  - libstdc++
+  - gcc-c++
+  - gyp
+  - libstdc++-devel
+  - libuv
+  - libuv-devel
+
+nodejs_app_npm_packages:
+  - node-gyp
+  - testem
+  - grunt
+
+nodejs_app_commands:
+  - ./provisioning/clean-npm.sh
+  - npm install
+  - grunt
+
+nodejs_app_install_dir: /home/vagrant/sync
+
+nodejs_app_git_clone: false

tests/unit/js/buffer-ugen-tests.js

@@ -6,7 +6,7 @@
 * Dual licensed under the MIT or GPL Version 2 licenses.
 */
 
-/*global require, Float32Array*/
+/*global require*/
 
 var fluid = fluid || require("infusion"),
     jqUnit = jqUnit || fluid.require("node-jqunit"),
@@ -15,12 +15,11 @@ var fluid = fluid || require("infusion"),
 (function () {
     "use strict";
 
-    var QUnit = fluid.registerNamespace("QUnit"),
-        $ = fluid.registerNamespace("jQuery");
+    var QUnit = fluid.registerNamespace("QUnit");
 
     fluid.registerNamespace("flock.test.ugen.bufferDuration");
 
-    module = flock.test.module({
+    var module = flock.test.module({
         name: "flock.ugen.bufferDuration tests",
 
         enviroOptions: {

tests/unit/js/perf-tests.js

@@ -79,8 +79,8 @@ var fluid = fluid || require("infusion"),
         });
 
         var avg = runTimingTest(synth.nodeList.nodes, 50);
-        assertCeiling(avg, 5,
-            "Generating and outputting 1 second of stereo signal from flock.ugen.value should take less than 5 ms.");
+        assertCeiling(avg, 7,
+            "Generating and outputting 1 second of stereo signal from flock.ugen.value should take less than 7 ms.");
     });
 
     flock.test.module({

tests/unit/js/playbuffer-ugen-tests.js

@@ -6,7 +6,7 @@
 * Dual licensed under the MIT or GPL Version 2 licenses.
 */
 
-/*global require, Float32Array*/
+/*global require*/
 
 var fluid = fluid || require("infusion"),
     jqUnit = jqUnit || fluid.require("node-jqunit"),
@@ -15,9 +15,6 @@ var fluid = fluid || require("infusion"),
 (function () {
     "use strict";
 
-    var QUnit = fluid.registerNamespace("QUnit"),
-        $ = fluid.registerNamespace("jQuery");
-
     fluid.registerNamespace("flock.test");
 
     flock.test.registerBuffer = function (enviro, id, left, right) {

tests/unit/js/writebuffer-ugen-tests.js

@@ -6,7 +6,7 @@
 * Dual licensed under the MIT or GPL Version 2 licenses.
 */
 
-/*global require, Float32Array*/
+/*global require*/
 
 var fluid = fluid || require("infusion"),
     jqUnit = jqUnit || fluid.require("node-jqunit"),