Refactored Gulp tasks to exist within a tasks folder

tasks/gulp-tests.js

@@ -0,0 +1,79 @@
+import { pipe, awaitPort, kill }  from './taskHelper';
+import { exec }                   from 'child_process';
+import gulp                       from 'gulp';
+import Q                          from 'q';
+
+const TEST_SERVER_PORT  = 3001
+const TEST_DB           = 'habitrpg_test'
+
+const TEST_DB_URI       = `mongodb://localhost/${TEST_DB}`
+
+let testBin = (string) => {
+  return `NODE_ENV=testing ./node_modules/.bin/${string}`;
+};
+
+gulp.task('test:prepare:mongo', (cb) => {
+  exec(`mongo "${TEST_DB}" --eval "db.dropDatabase()"`, cb);
+});
+
+gulp.task('test:prepare:build', (cb) => {
+  exec(testBin('grunt build:test'), cb);
+});
+
+gulp.task('test:prepare:webdriver', (cb) => {
+  exec('./node_modules/protractor/bin/webdriver-manager update', cb);
+});
+
+gulp.task('test:prepare', [
+  'test:prepare:build',
+  'test:prepare:mongo',
+  'test:prepare:webdriver'
+]);
+
+gulp.task('test:common', ['test:prepare'], (cb) => {
+  let runner = exec(
+    testBin('mocha test/common'), cb
+  );
+  pipe(runner);
+});
+
+
+gulp.task('test:api', ['test:prepare'], (cb) => {
+  let runner = exec(
+    testBin('mocha test/api'), cb
+  );
+  pipe(runner);
+});
+
+gulp.task('test:karma', ['test:prepare'], (cb) => {
+  let runner = exec(
+    testBin('grunt karma:continuous'), cb
+  );
+  pipe(runner);
+});
+
+gulp.task('test:e2e', ['test:prepare'], (cb) => {
+  let support = [
+    'Xvfb :99 -screen 0 1024x768x24 -extension RANDR',
+    `NODE_DB_URI="${TEST_DB_URI}" PORT="${TEST_SERVER_PORT}" node ./website/src/server.js`,
+    './node_modules/protractor/bin/webdriver-manager start',
+  ].map(exec);
+
+  Q.all([
+    awaitPort(3001),
+    awaitPort(4444)
+  ]).then(() => {
+    exec('DISPLAY=:99 NODE_ENV=testing ./node_modules/protractor/bin/protractor protractor.conf.js', () => {
+      support.forEach(kill);
+      cb();
+    })
+  });
+});
+
+gulp.task('test', [
+  'test:prepare',
+  'test:common',
+  'test:karma',
+  'test:api',
+  'test:e2e'
+]);