Re-bundle karma test files when non-test JS files change.

Not sure there is a better way to do this, but apparently karma only watches the test files themselves which is not really what one wants during test driven development or really ever.

Fixes #1623

gulpfile.js

@@ -31,6 +31,7 @@ var rename = require('gulp-rename');
 var replace = require('gulp-replace');
 var source = require('vinyl-source-stream');
 var sourcemaps = require('gulp-sourcemaps');
+var touch = require('touch')
 var uglify = require('gulp-uglify');
 var util = require('gulp-util');
 var watchify = require('watchify');
@@ -444,6 +445,10 @@ function compileJs(srcDir, srcFilename, destDir, options) {
  bundler.on('update', function() {
  console.log('-> bundling ' + srcDir + '...');
  rebundle();
+ // Touch file in unit test set. This triggers rebundling of tests because
+ // karma only considers changes to tests files themselves re-bundle
+ // worthy.
+ touch('test/_init_tests.js');
  });
  }
 

package.json

@@ -41,7 +41,7 @@
  "finalhandler": "0.4.0",
  "fs-extra": "0.26.4",
  "gulp": "3.9.0",
- "gulp-closure-compiler": "^0.4.0",
+ "gulp-closure-compiler": "0.4.0",
  "gulp-eslint": "1.1.0",
  "gulp-exec": "2.1.2",
  "gulp-file": "0.2.0",
@@ -72,7 +72,7 @@
  "karma-sauce-launcher": "0.2.14",
  "karma-sinon-chai": "1.0.0",
  "lazypipe": "1.0.1",
- "lolex": "^1.4.0",
+ "lolex": "1.4.0",
  "minimist": "1.2.0",
  "mocha": "2.3.3",
  "path": "0.12.7",
@@ -85,6 +85,7 @@
  "sinon-chai": "2.8.0",
  "text-table": "0.2.0",
  "through2": "2.0.0",
+ "touch": "1.0.0",
  "vinyl-buffer": "1.0.0",
  "vinyl-source-stream": "1.1.0",
  "watchify": "3.6.0"