Fix quote issue; Test Pypy 1.8 & 1.9 on Travis-CI

.travis.yml

@@ -1,9 +1,11 @@
 #Special configuration file to run tests on Travis-CI via GitHub notifications
-#See http://travis-ci.org/ for details.
+#See http://travis-ci.org/ for details
 #
 #Since Jython isn't officially available yet under Travis, we install it based
 #on the recipe from http://dev.hong.me/blog/2012/05/27/use-travis-ci-with-jython/
 #
+#Similarly to test a range of PyPy release, do a self install.
+#
 #Note when testing Python 3, the 'python' command will invoke Python 3
 #(which we now do via $PYTHON_EXE).
 
@@ -14,17 +16,22 @@ python:
   - "2.7"
   - "3.2"
   - "jython2.5"
+  - "pypy1.8"
+  - "pypy1.9"
 
 install:
-  - export PYTHON_EXE=python
-  - export JYTHON_URL='http://downloads.sourceforge.net/project/jython/jython/2.5.2/jython_installer-2.5.2.jar?r=http%3A%2F%2Fwww.jython.org%2Fdownloads.html&ts=1338089844&use_mirror=iweb'
-  - "if [[ $TRAVIS_PYTHON_VERSION == 'jython2.5' ]]; then wget $JYTHON_URL -O jython_installer.jar; java -jar jython_installer.jar -s -d $HOME/jython; export PATH=$HOME/jython:$PATH; jython -c print; export PYTHON_EXE=jython; fi
-  - /usr/bin/yes | $PYTHON_EXE setup.py install 2>&1 | tail
-  - sudo apt-get install t-coffee muscle mafft probcons wise emboss 2>&1 | tail
+  - "export PYTHON_EXE=python"
+  - "export JYTHON_URL='http://downloads.sourceforge.net/project/jython/jython/2.5.2/jython_installer-2.5.2.jar?r=http%3A%2F%2Fwww.jython.org%2Fdownloads.html&ts=1338089844&use_mirror=iweb'"
+  - "if [[ $TRAVIS_PYTHON_VERSION == 'jython2.5' ]]; then wget $JYTHON_URL -O jython_installer.jar; java -jar jython_installer.jar -s -d $HOME/jython; export PATH=$HOME/jython:$PATH; jython -c print; export PYTHON_EXE=jython; fi"
+  - "if [[ $TRAVIS_PYTHON_VERSION == 'pypy1.8' ]]; then wget https://bitbucket.org/pypy/pypy/downloads/pypy-1.8-linux.tar.bz2 -O pypy.tar.bz2; tar -xvjf pypy.tar.bz2 | tail; export PYTHON_EXE=$PWD/pypy-1.8/bin/pypy; fi"
+  - "if [[ $TRAVIS_PYTHON_VERSION == 'pypy1.9' ]]; then wget https://bitbucket.org/pypy/pypy/downloads/pypy-1.9-linux.tar.bz2 -O pypy.tar.bz2; tar -xvjf pypy.tar.bz2 | tail; export PYTHON_EXE=$PWD/pypy-1.9/bin/pypy; fi"
+  - "/usr/bin/yes | $PYTHON_EXE setup.py install 2>&1 | tail"
+  - "sudo apt-get install t-coffee muscle mafft probcons wise emboss 2>&1 | tail"
 
 before_script:
-  - if [[ $TRAVIS_PYTHON_VERSION == '3.2' ]]; then cd build/py3.2/Tests; fi
-  - if [[ $TRAVIS_PYTHON_VERSION != '3.2' ]]; then cd Tests; fi
+  - "if [[ $TRAVIS_PYTHON_VERSION == '3.2' ]]; then cd build/py3.2/Tests; fi"
+  - "if [[ $TRAVIS_PYTHON_VERSION != '3.2' ]]; then cd Tests; fi"
+
 script:
   - $PYTHON_EXE run_tests.py --offline