Adding an experimental Bazel task to travis

.travis.yml

@@ -86,6 +86,8 @@ matrix:
     - env: MARIONETTE=1 SELENIUM_BROWSER=firefox NPM=test
       <<: *node
       <<: *firefox-latest
+    - env: BZL="build //java/..."
+      <<: *java
     - env: BUCK="build selenium-server-standalone java-small-tests chrome-test firefox-test legacy-firefox-test htmlunit-test ie-test opera-test java-small-tests //java/client/test/org/openqa/selenium/testing/drivers/..."
       <<: *java
     - env: BUCK="test //java/client/test/org/openqa/selenium/atoms:test"

scripts/travis/install.sh

@@ -23,3 +23,6 @@ echo -e "[ui]\n  superconsole = disabled\n" >> .buckconfig.local
 
 # buckw uses requests to download buck executable
 pip install requests
+
+curl -L -o bazelisk "https://github.com/bazelbuild/bazelisk/releases/download/v1.0/bazelisk-linux-amd64"
+chmod +x bazelisk && sudo mv bazelisk /usr/local/bin

scripts/travis/script.sh

@@ -36,6 +36,20 @@ if [[ ! -z "$BUCK" ]]; then
   fi
 fi
 
+if [[ ! -z "$BZL" ]]; then
+  if [[ $BZL == test\ //javascript/* ]]; then
+     if [[ $TRAVIS_PULL_REQUEST == "false" ]] || git diff --name-only HEAD~1| grep '^javascript/' >/dev/null; then
+       bazelisk $BZL
+     fi
+  elif [[ $BZL == test\ * ]]; then
+     if [[ $TRAVIS_PULL_REQUEST == "false" ]] || git diff --name-only HEAD~1| grep '^java/' >/dev/null; then
+       bazelisk $BZL
+     fi
+  else
+    bazelisk $BZL
+  fi
+fi
+
 if [[ ! -z "$NPM" ]]; then
   if [[ $TRAVIS_PULL_REQUEST == "false" ]] || git diff --name-only HEAD~1| grep '^javascript/' >/dev/null; then
     ./go node:atoms