Enable travis to run tests

Product tests will be using online installer. This is possible by
setting PA_TEST_ONLINE_INSTALLER environment variable and using it in
prestoadmin_installer.py to select installer.

Fixes prestodb#151.

Pull request: prestodb#154

Author: kokosing

.travis.yml

@@ -0,0 +1,34 @@
+language: python
+python:
+  - "2.7"
+sudo: required
+services:
+  - docker
+env:
+  global:
+    - PA_TEST_ONLINE_INSTALLER=true
+  matrix:
+    - OTHER_TESTS=true
+    - PRODUCT_TEST_GROUP=0
+    - PRODUCT_TEST_GROUP=1
+    - PRODUCT_TEST_GROUP=2
+    - PRODUCT_TEST_GROUP=3
+    - PRODUCT_TEST_GROUP=4
+    - PRODUCT_TEST_GROUP=5
+    - PRODUCT_TEST_GROUP=6
+    - PRODUCT_TEST_GROUP=7
+install: 
+  - pip install --upgrade pip==6.1.1
+  - pip install -r requirements.txt
+before-script:
+  - make docker-images
+script: 
+  - |
+    if [ -v PRODUCT_TEST_GROUP ]; then
+      PRODUCT_TESTS=$(find tests/product/ -name '*py' | grep -v __init__ | xargs wc -l | sort -n | head -n -1 | awk '{print $2}' | awk "NR % 8 == $PRODUCT_TEST_GROUP" | tr '\n' ' ')
+      tox -e py26 -- -a '!quarantine,!offline_installer' $PRODUCT_TESTS
+    fi
+  - |
+    if [ -v OTHER_TESTS ]; then
+      make clean lint docs test test-rpm
+    fi

setup.cfg

@@ -1,4 +1,4 @@
 [wheel]
 universal = 0
 [nosetests]
-verbosity=3
+verbosity=3

tests/product/prestoadmin_installer.py

@@ -78,8 +78,12 @@ def _build_dist_if_necessary(self, cluster, unique=False):
             self._build_installer_in_docker(cluster, unique=unique)
         return cluster.get_dist_dir(unique)
 
-    def _build_installer_in_docker(self, cluster, online_installer=False,
+    def _build_installer_in_docker(self, cluster, online_installer=None,
                                    unique=False):
+        if online_installer is None:
+            paTestOnlineInstaller = os.environ.get('PA_TEST_ONLINE_INSTALLER')
+            online_installer = paTestOnlineInstaller is not None
+
         container_name = 'installer'
         installer_container = DockerCluster(
             container_name, [], DEFAULT_LOCAL_MOUNT_POINT,

tests/product/standalone/test_installation.py

@@ -90,7 +90,7 @@ def test_install_from_different_dir(self):
             self.cluster.master
         )
 
-    @attr('smoketest')
+    @attr('smoketest', 'offline_installer')
     @docker_only
     def test_install_on_wrong_os_offline_installer(self):
         image = 'ubuntu'

tests/product/test_installer.py

@@ -53,7 +53,7 @@ def test_online_installer(self):
             dist_dir=self.centos_container.get_dist_dir(unique=True))
         self.run_prestoadmin('--help', raise_error=True)
 
-    @attr('smoketest')
+    @attr('smoketest', 'offline_installer')
     def test_offline_installer(self):
         self.pa_installer._build_installer_in_docker(
             self.centos_container, online_installer=False, unique=True)