feat(travis): Run against g3v1x as well

Author: jbdeboer

.travis.yml

@@ -7,6 +7,11 @@ env:
     CHANNEL=stable
     TESTS=dart2js
     BROWSERS=ChromeNoSandbox,Firefox
+  - JOB=unit-g3stable
+    CHANNEL=stable
+    TESTS=dart2js
+    BROWSERS=ChromeNoSandbox,Firefox
+    USE_G3=YES
   - JOB=unit-dev
     CHANNEL=dev
     TESTS=dart2js
@@ -15,6 +20,11 @@ env:
     CHANNEL=dev
     TESTS=vm
     BROWSERS=DartiumWithWebPlatform
+  - JOB=unit-g3stable
+    CHANNEL=stable
+    TESTS=vm
+    BROWSERS=DartiumWithWebPlatform
+    USE_G3=YES
   - JOB=unit-stable
     CHANNEL=stable
     TESTS=vm

scripts/travis/setup.sh

@@ -13,6 +13,16 @@ echo Fetched new dart version $(unzip -p $DART_SDK_ZIP dart-sdk/version)
 rm -rf dart-sdk
 unzip $DART_SDK_ZIP > /dev/null
 
+if [ "$USE_G3" = "YES" ]; then
+  echo =============================================================================
+  echo "Rebasing onto g3v1x branch"
+  git config --global user.email "travis@travis"
+  git config --global user.name "AngularDart on Travis"
+  git remote add upstream https://github.com/angular/angular.dart.git
+  git fetch upstream
+  git rebase --onto upstream/g3v1x upstream/g3v1x-master
+fi
+
 echo =============================================================================
 . ./scripts/env.sh
 $DART --version