try running with an explicitly specified ruby version (in case we run specs from mvn)

Author: kares

.travis.yml

@@ -27,8 +27,10 @@ gemfile:
   #- gemfiles/rails41.gemfile
 env:
   - JRUBY_OPTS="--1.8 $JRUBY_OPTS"
-  - JRUBY_OPTS="$JRUBY_OPTS"
-before_script: export JRUBY_OPTS="--server -Xcext.enabled=false -Xcompile.invokedynamic=false -J-XX:MaxPermSize=128m"
+  - JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION" # for mvn's jruby plugins
+before_script:
+  - export JRUBY_OPTS="--server -Xcext.enabled=false -Xcompile.invokedynamic=false -J-XX:MaxPermSize=128m"
+  - export JRUBY_VERSION="1.7.12"
 before_install:
   - ((jruby -v | grep 1.8.7) && jruby --1.9 -S gem update --system 2.1.11) || true
   - ((echo $BUNDLE_GEMFILE | grep rails23) && jruby --1.9 -S gem update --system 1.8.29) || true
@@ -117,15 +119,15 @@ matrix:
       jdk: oraclejdk8
     - rvm: jruby-head
       gemfile: gemfiles/rails23.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: openjdk6
     - rvm: jruby-head
       gemfile: gemfiles/rails23.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk7
     - rvm: jruby-head
       gemfile: gemfiles/rails23.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk8
     ## do not run with 3.0 (jruby-head) :
     - rvm: jruby-head
@@ -142,15 +144,15 @@ matrix:
       jdk: oraclejdk8
     - rvm: jruby-head
       gemfile: gemfiles/rails30.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: openjdk6
     - rvm: jruby-head
       gemfile: gemfiles/rails30.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk7
     - rvm: jruby-head
       gemfile: gemfiles/rails30.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk8
     ## do not run with 3.1 (jruby-head) :
     - rvm: jruby-head
@@ -167,13 +169,13 @@ matrix:
       jdk: oraclejdk8
     - rvm: jruby-head
       gemfile: gemfiles/rails31.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: openjdk6
     - rvm: jruby-head
       gemfile: gemfiles/rails31.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk7
     - rvm: jruby-head
       gemfile: gemfiles/rails31.gemfile
-      env: JRUBY_OPTS="$JRUBY_OPTS"
+      env: JRUBY_OPTS="$JRUBY_OPTS" JAVA_OPTS="-Djruby.version=$JRUBY_VERSION"
       jdk: oraclejdk8

src/spec/ruby/spec_helper.rb

@@ -15,6 +15,8 @@
 $CLASSPATH << File.expand_path('test-classes', target)
 jars.each { |jar| $CLASSPATH << File.expand_path(jar, lib) }
 
+puts "using JRuby #{JRUBY_VERSION} (#{RUBY_VERSION})"
+
 # Java imports :
 java_import 'javax.servlet.ServletContext'
 java_import 'javax.servlet.ServletConfig'