diff --git a/.gitignore b/.gitignore
index 4ac77ae..16e5fb1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,3 +1,6 @@
+*.retry
+**/dependencies/*
+
 # Created by https://www.gitignore.io
 
 ### Vagrant ###
diff --git a/.travis.yml b/.travis.yml
index 642fc20..c6d0f94 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,15 +1,28 @@
 language: python
-python: 2.7
 sudo: yes
 
-cache: apt
-
-before_install:
-  - sudo apt-get update
+matrix:
+  include:
+    - python: 2.7
+      env: TOXENV=py27-ansible21
+    - python: 2.7
+      env: TOXENV=py27-ansible20
+    - python: 2.7
+      env: TOXENV=py27-ansible19
 
 install:
   - pip install tox
 
 script:
-  - tox -e travis
+  - tox
+
+notifications:
+    webhooks: https://galaxy.ansible.com/api/v1/notifications/
+
+before_cache:
+  - rm -f ${HOME}/.cache/pip/log/debug.log
+
+cache:
+  directories:
+    - ${HOME}/.cache/pip
 
diff --git a/README.md b/README.md
index bbbb66f..d0c3aa9 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,7 @@ DISCLAIMER: usage of any version of this role implies you have accepted the
 
 | variable | default | description |
 |:--------:|:-------:|:------------|
+| debug | undefined | flag to make role more verbose. |
 | oracle_java_set_as_default | no | make the newly installed Java the default runtime environment. |
 | oracle_java_state   | latest | the package state (see Ansible apt module for more information). |
 | oracle_java_version | 8 | the Oracle JDK version to be installed. |
diff --git a/meta/main.yml b/meta/main.yml
index 37c3bed..b4e99aa 100644
--- a/meta/main.yml
+++ b/meta/main.yml
@@ -3,6 +3,7 @@
 #
 # meta file
 #
+
 galaxy_info:
   author: Pedro Salgado
   description: Role to install Oracle Java.
@@ -35,6 +36,7 @@ galaxy_info:
     - development
     - java
     - system
+
 dependencies:
   - role: ansiblebit.launchpad-ppa-webupd8
-    when: (ansible_distribution | lower == 'debian') or (ansible_distribution | lower == 'ubuntu')
+    when: ansible_distribution | lower == 'debian' or ansible_distribution | lower == 'ubuntu'
diff --git a/tasks/check_environment.yml b/tasks/check_environment.yml
index 4c5bafb..8793621 100644
--- a/tasks/check_environment.yml
+++ b/tasks/check_environment.yml
@@ -6,21 +6,14 @@
 #   - which Java version is installed?
 #
 
-# determine if Java is already installed
-
-- name: register oracle_java_installed
-  shell: "which java"
+- name: determine if Java is already installed
+  shell: which java
   register: oracle_java_task_installed
   ignore_errors: yes
   changed_when: False
 # oracle_java_installed.rc == 0 : installed
 # oracle_java_installed.rc == 1 : not installed
 
-- debug:
-    var=oracle_java_task_installed
-  when: oracle_java_task_installed is defined
-  tags:
-    - debug
 
 - name: set fact oracle_java_installed
   set_fact:
@@ -28,27 +21,12 @@
   when: oracle_java_task_installed is defined and oracle_java_task_installed.rc is defined
   changed_when: False
 
-- debug:
-    var=oracle_java_installed
-  when: oracle_java_installed is defined
-  tags:
-    - debug
-
-
-# determine which Java version is installed
-
-- name: if Java is installed, check version
+- name: determine which Java version is installed
   shell: java -version 2>&1 | head -n 1 | awk '{ print $3 }' | awk -F '"' '{ print $2 }'
   when: oracle_java_installed is defined
   register: oracle_java_task_version
   changed_when: False
 
-- debug:
-    var=oracle_java_task_version
-  when: oracle_java_task_version is defined
-  tags:
-    - debug
-
 - name: set fact oracle_java_installed_version
   set_fact:
     oracle_java_version_installed={{ oracle_java_task_version.stdout }}
@@ -56,13 +34,11 @@
   changed_when: False
 
 - debug:
-    var=oracle_java_version_installed
-  when: oracle_java_version_installed is defined
-  tags:
-    - debug
-
-- debug:
-    var=oracle_java_version_string
-  when: oracle_java_version_string is defined
-  tags:
-    - debug
+    var="{{ item }}"
+  when: "{{ item }} is defined and debug | default(false)"
+  with_items:
+    - oracle_java_installed
+    - oracle_java_task_installed
+    - oracle_java_task_version
+    - oracle_java_version_installed
+    - oracle_java_version_string
diff --git a/tasks/debug.yml b/tasks/debug.yml
index 4831bf0..26654cf 100644
--- a/tasks/debug.yml
+++ b/tasks/debug.yml
@@ -4,57 +4,18 @@
 # Task that prints variable debug information.
 #
 
-- name: echo oracle_java_cache_valid_time
-  debug:
-    var=oracle_java_cache_valid_time
-  when: oracle_java_cache_valid_time is defined
-
-- name: echo oracle_java_home
-  debug:
-    var=oracle_java_home
-  when: oracle_java_home is defined
-
-- name: echo oracle_java_installed
-  debug:
-    var=oracle_java_installed
-  when: oracle_java_installed is defined
-
-- name: echo oracle_java_os_supported
-  debug:
-    var=oracle_java_os_supported
-  when: oracle_java_os_supported is defined
-
-- name: echo oracle_java_rpm_filename
-  debug:
-    var=oracle_java_rpm_filename
-  when: oracle_java_rpm_filename is defined
-
-- name: echo oracle_java_set_as_default
-  debug:
-    var=oracle_java_set_as_default
-  when: oracle_java_set_as_default is defined
-
-- name: echo oracle_java_rpm_url
-  debug:
-    var=oracle_java_rpm_url
-  when: oracle_java_rpm_url is defined
-
-- name: echo oracle_java_state
-  debug:
-    var=oracle_java_state
-  when: oracle_java_state is defined
-
-- name: echo oracle_java_version_build
-  debug:
-    var=oracle_java_version_build
-  when: oracle_java_version_build is defined
-
-- name: echo oracle_java_version_installed
-  debug:
-    var=oracle_java_version_installed
-  when: oracle_java_version_installed is defined
-
-- name: echo oracle_java_version_string
-  debug:
-    var=oracle_java_version_string
-  when: oracle_java_version_string is defined
+- debug:
+    var="{{ item }}"
+  when: "{{ item }} is defined"
+  with_items:
+    - oracle_java_cache_valid_time
+    - oracle_java_home
+    - oracle_java_installed
+    - oracle_java_os_supported
+    - oracle_java_rpm_filename
+    - oracle_java_set_as_default
+    - oracle_java_rpm_url
+    - oracle_java_state
+    - oracle_java_version_build
+    - oracle_java_version_installed
+    - oracle_java_version_string
diff --git a/tasks/main.yml b/tasks/main.yml
index 17c1788..17a1a7e 100644
--- a/tasks/main.yml
+++ b/tasks/main.yml
@@ -16,10 +16,9 @@
     - "../defaults/{{ ansible_distribution | lower }}.yml"
     - "../defaults/{{ ansible_os_family | lower }}.yml"
 
-- name: debug variables
-  include: debug.yml
-  tags:
-    - debug
+- include: debug.yml
+  when: debug | default(false)
+  tags: debug
 
 ## include OS family specific task file
 
diff --git a/tests/ansible.cfg b/tests/ansible.cfg
index 98d5928..992355f 100644
--- a/tests/ansible.cfg
+++ b/tests/ansible.cfg
@@ -1,8 +1,10 @@
 [defaults]
+ansible_managed = Ansible managed file, do not edit directly
 callback_plugins = plugins/callback
 
 host_key_checking = False
 
 private_key_file = ~/.vagrant.d/insecure_private_key
 
-roles_path = ../../:../
+roles_path = ../../:../:dependencies
+
diff --git a/tests/dependencies/.gitkeep b/tests/dependencies/.gitkeep
new file mode 100644
index 0000000..e69de29
diff --git a/tests/plugins/callback/idempotence.py b/tests/plugins/callback/idempotence.py
index f583e1b..e7f00ef 100644
--- a/tests/plugins/callback/idempotence.py
+++ b/tests/plugins/callback/idempotence.py
@@ -47,3 +47,4 @@ def playbook_on_stats(self, stats):
     def v2_playbook_on_stats(self, stats):
         """Verify that playbook ran without any changes or failures."""
         self.playbook_on_stats(stats)
+
diff --git a/tests/setup.sh b/tests/setup.sh
new file mode 100644
index 0000000..47fa6eb
--- /dev/null
+++ b/tests/setup.sh
@@ -0,0 +1,33 @@
+#!/usr/bin/env bash
+# #################
+#
+# Bash script to setup the test environment.
+#
+# version: 1.0
+#
+# usage:
+#
+#   setup.sh
+#
+# example:
+#
+#   bash setup.sh
+#
+# changelog:
+#
+#   v1.0 :  10 June 2016
+#     - initial version
+#
+# author(s):
+#   - Pedro Salgado <steenzout@ymail.com>
+#
+# #################
+
+DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
+
+test -s ${DIR}/../requirements.yml \
+    && ansible-galaxy install \
+        --force \
+        -r ${DIR}/../requirements.yml \
+        --roles-path=${DIR}/dependencies \
+    || true
diff --git a/tests/test.yml b/tests/test.yml
index 0597b58..f46ffcf 100644
--- a/tests/test.yml
+++ b/tests/test.yml
@@ -6,17 +6,18 @@
   gather_facts: yes
 
   vars:
+    debug: yes
     test_java_version: 8
-    test_java_version_update: 74
-    test_java_version_build: 15
+    test_java_version_update: 91
+    test_java_version_build: 14
 
   roles:
-    - { role: oracle-java,
-        oracle_java_version: "{{ test_java_version }}",
-        oracle_java_version_update: "{{ test_java_version_update }}",
-        oracle_java_version_build: "{{ test_java_version_build }}",
-        oracle_java_set_as_default: yes }
+    - role: oracle-java
+      oracle_java_version: "{{ test_java_version }}"
+      oracle_java_version_update: "{{ test_java_version_update }}"
+      oracle_java_version_build: "{{ test_java_version_build }}"
+      oracle_java_set_as_default: yes
 
-    - { role: tests,
-        expected_java_version: "1.{{ test_java_version }}.0_{{ test_java_version_update }}",
-        tags: test }
+    - role: tests
+      expected_java_version: "1.{{ test_java_version }}.0_{{ test_java_version_update }}"
+      tags: test
diff --git a/tests/test_checkmode.sh b/tests/test_checkmode.sh
index 5985891..809cb6f 100644
--- a/tests/test_checkmode.sh
+++ b/tests/test_checkmode.sh
@@ -115,3 +115,4 @@ ansible-playbook -vvvv --check --diff -i ${INVENTORY} --limit ${BOX}, ${EXTRA_AR
         cat ${LOGFILE} &&
         echo -ne "[TEST] ${BOX} ${VIRTUALENV_NAME} checkmode : ${RED}FAILED${NC} ${PASS_CRITERIA}\n" && \
         exit 1)
+
diff --git a/tests/test_idempotence.sh b/tests/test_idempotence.sh
index 6d2acc2..17e71c6 100644
--- a/tests/test_idempotence.sh
+++ b/tests/test_idempotence.sh
@@ -116,3 +116,4 @@ IDEMPOTENCE='yes' \
         cat ${LOGFILE} &&
         echo -ne "[TEST] ${BOX} ${VIRTUALENV_NAME} idempotence : ${RED}FAILED${NC} ${PASS_CRITERIA}\n" && \
         exit 1)
+
diff --git a/tests/travis.sh b/tests/travis.sh
new file mode 100644
index 0000000..5771405
--- /dev/null
+++ b/tests/travis.sh
@@ -0,0 +1,41 @@
+#!/usr/bin/env bash
+# #################
+#
+# Bash script to run tests in the travis-ci environment.
+#
+# version: 1.0
+#
+# usage:
+#
+#   travis.sh
+#
+# example:
+#
+#   bash travis.sh
+#
+# changelog:
+#
+#   v1.0 :  10 June 2016
+#     - initial version
+#
+# author(s):
+#   - Pedro Salgado <steenzout@ymail.com>
+#
+# #################
+
+test $USER != 'travis' && exit 0
+
+set -e
+
+ansible-playbook \
+    -i localhost, \
+    --connection=local test.yml \
+    -e vagrant_box=localhost \
+    -e env=travis \
+    --skip-tags=test \
+    $@ \
+&& bash test_checkmode.sh \
+    --env travis \
+&& bash test_idempotence.sh \
+    --env travis
+
diff --git a/tox.ini b/tox.ini
index 7950821..b8c58df 100644
--- a/tox.ini
+++ b/tox.ini
@@ -1,37 +1,25 @@
 [tox]
 envlist =
-    {py27}-{ansible2010,ansible194}
+    {py27}-{ansible21,ansible20,ansible19}
 
 skipsdist = True
 
 
 [testenv]
 changedir = tests
+
 deps =
-    travis: ansible
-    ansible2010: ansible==2.0.1.0
-    ansible194: ansible==1.9.4
+    ansible21: ansible==2.1.*
+    ansible20: ansible==2.0.*
+    ansible19: ansible==1.9.*
 
-passenv = ANSIBLE_ASK_SUDO_PASS HOME LANG LC_ALL
+passenv = ANSIBLE_ASK_SUDO_PASS HOME LANG LC_ALL TRAVIS USER
 
 commands =
-    bash -c "test -s ../requirements.yml && ansible-galaxy install --force -r ../requirements.yml || true"
+    bash setup.sh
+    bash travis.sh {posargs}
     bash vagrant.sh {posargs}
 
-whitelist_externals =
-    bash
-
-
-[testenv:travis]
-passenv = ANSIBLE_ASK_SUDO_PASS HOME TRAVIS
-
-commands =
-    bash -c "test -s ../requirements.yml && ansible-galaxy install --force -r ../requirements.yml || true"
-    ansible-playbook -i localhost, --connection=local test.yml -e vagrant_box=localhost {posargs} --skip-tags=test
-    bash test_checkmode.sh --env travis
-    bash test_idempotence.sh --env travis
-
 whitelist_externals =
     ansible-playbook
     bash
-