WIP3

.travis.yml

@@ -1,7 +1,5 @@
-sudo: false
-
 language: node_js
-
+sudo: false
 node_js:
   - '0.10'
   - '0.12'
@@ -10,19 +8,28 @@ node_js:
 cache:
   directories:
     - node_modules
-    - test/tmp/deps/node_modules
 
 matrix:
   fast_finish: true
   allow_failures:
     - node_js: iojs
 
-before_install:
+install:
+  # Check the size of caches
+  - du -sh ./node_modules || true
+  # Disable the spinner, it looks bad on Travis
+  - npm config set spin false
+  # Log HTTP requests
+  - npm config set loglevel http
+  - npm install -g npm@latest
+  # Instal npm dependecies and ensure that npm cache is not stale
+  - scripts/npm/install-dependencies.sh
+
+before_script:
   - export CHROME_BIN=chromium-browser
   - export DISPLAY=:99.0
   - sh -e /etc/init.d/xvfb start
   - gem install sass
-  - npm install -g npm@latest
   - npm install -g bower
   - npm install -g gulp
   - npm install -g istanbul

scripts/npm/install-dependencies.sh

@@ -0,0 +1,16 @@
+#!/bin/bash
+
+set -e
+
+SHRINKWRAP_FILE=npm-shrinkwrap.json
+SHRINKWRAP_CACHED_FILE=node_modules/npm-shrinkwrap.cached.json
+
+if diff -q $SHRINKWRAP_FILE $SHRINKWRAP_CACHED_FILE; then
+  echo 'No shrinkwrap changes detected. npm install will be skipped...';
+else
+  echo 'Blowing away node_modules and reinstalling npm dependencies...'
+  rm -rf node_modules
+  npm install
+  cp $SHRINKWRAP_FILE $SHRINKWRAP_CACHED_FILE
+  echo 'npm install successful!'
+fi