diff --git a/.travis.yml b/.travis.yml
new file mode 100644
index 0000000..7a9477d
--- /dev/null
+++ b/.travis.yml
@@ -0,0 +1,58 @@
+language: php
+sudo: false
+cache:
+    directories:
+        - $HOME/.composer/cache/files
+        - $HOME/symfony-bridge/.phpunit
+
+env:
+    global:
+        - PHPUNIT_FLAGS="-v"
+        - SYMFONY_PHPUNIT_DIR="$HOME/symfony-bridge/.phpunit"
+
+matrix:
+    fast_finish: true
+    include:
+          # Minimum supported dependencies with the latest and oldest PHP version
+        - php: 7.2
+          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" SYMFONY_DEPRECATIONS_HELPER="weak_vendors"
+        - php: 5.5
+          env: COMPOSER_FLAGS="--prefer-stable --prefer-lowest" SYMFONY_DEPRECATIONS_HELPER="weak_vendors"
+
+          # Test the latest stable release
+        - php: 5.5
+        - php: 5.6
+        - php: 7.0
+        - php: 7.1
+        - php: 7.2
+          env: COVERAGE=true PHPUNIT_FLAGS="-v --testsuite main --coverage-text --coverage-clover=build/coverage.xml"
+
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^2"
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^3"
+        - php: 7.1
+          env: DEPENDENCIES="dunglas/symfony-lock:^4"
+
+          # Latest commit to master
+        - php: 7.2
+          env: STABILITY="dev"
+
+    allow_failures:
+          # Dev-master is allowed to fail.
+        - env: STABILITY="dev"
+
+before_install:
+    - if [[ $COVERAGE != true ]]; then phpenv config-rm xdebug.ini || true; fi
+    - if ! [ -z "$STABILITY" ]; then composer config minimum-stability ${STABILITY}; fi;
+    - if ! [ -v "$DEPENDENCIES" ]; then composer require --no-update ${DEPENDENCIES}; fi;
+
+install:
+    # To be removed when this issue will be resolved: https://github.com/composer/composer/issues/5355
+    - if [[ "$COMPOSER_FLAGS" == *"--prefer-lowest"* ]]; then composer update --prefer-dist --no-interaction --prefer-stable --quiet; fi
+    - composer update ${COMPOSER_FLAGS} --prefer-dist --no-interaction
+    - ./vendor/bin/simple-phpunit install
+
+script:
+    - composer validate --strict --no-check-lock
+    - ./vendor/bin/simple-phpunit $PHPUNIT_FLAGS
diff --git a/Tests/BundleInitializationTest.php b/Tests/BundleInitializationTest.php
new file mode 100644
index 0000000..3f80cee
--- /dev/null
+++ b/Tests/BundleInitializationTest.php
@@ -0,0 +1,43 @@
+<?php
+
+namespace Happyr\LinkedInBundle\Tests;
+
+use Happyr\LinkedIn\LinkedIn;
+use Happyr\LinkedInBundle\HappyrLinkedInBundle;
+use Http\HttplugBundle\HttplugBundle;
+use Nyholm\BundleTest\BaseBundleTestCase;
+use Nyholm\BundleTest\CompilerPass\PublicServicePass;
+
+class BundleInitializationTest extends BaseBundleTestCase
+{
+    protected function setUp()
+    {
+        parent::setUp();
+
+        $this->addCompilerPass(new PublicServicePass('|happyr.*|'));
+    }
+
+    protected function getBundleClass()
+    {
+        return HappyrLinkedInBundle::class;
+    }
+
+    public function testInitBundle()
+    {
+        $kernel = $this->createKernel();
+        $kernel->addConfigFile(__DIR__.'/config.yml');
+        $kernel->addBundle(HttplugBundle::class);
+
+
+        // Boot the kernel.
+        $this->bootKernel();
+
+        // Get the container
+        $container = $this->getContainer();
+
+        // Test if you services exists
+        $this->assertTrue($container->has('happyr.linkedin'));
+        $service = $container->get('happyr.linkedin');
+        $this->assertInstanceOf(LinkedIn::class, $service);
+    }
+}
\ No newline at end of file
diff --git a/Tests/config.yml b/Tests/config.yml
new file mode 100644
index 0000000..6018ac8
--- /dev/null
+++ b/Tests/config.yml
@@ -0,0 +1,3 @@
+happyr_linkedin:
+  app_id: foo
+  app_secret: bar
\ No newline at end of file
diff --git a/composer.json b/composer.json
index 98052ec..8d32827 100644
--- a/composer.json
+++ b/composer.json
@@ -13,14 +13,28 @@
     ],
     "require": {
         "php": "^5.5 || ^7.0",
-        "symfony/symfony":"^2.3 || ^3.0",
         "happyr/linkedin-api-client": "^1.0",
-        "php-http/httplug-bundle": "^1.0"
+        "symfony/dependency-injection": "^2.3 || ^3.0 || ^4.0",
+        "symfony/http-kernel": "^2.3 || ^3.0 || ^4.0"
     },
+    "require-dev": {
+        "guzzlehttp/psr7": "^1.4",
+        "nyholm/symfony-bundle-test": "^1.3.1",
+        "php-http/curl-client": "^1.7",
+        "php-http/httplug-bundle": "^1.8",
+        "php-http/message": "^1.6",
+        "symfony/phpunit-bridge": "^3.4 || ^4.0"
+    },
+    "suggest": {
+        "php-http/httplug-bundle": "For easier configure your HTTP clients"
+    },
+
     "autoload": {
         "psr-4": {
             "Happyr\\LinkedInBundle\\": ""
         }
+    },
+    "config": {
+        "sort-packages": true
     }
 }
-
diff --git a/phpunit.xml.dist b/phpunit.xml.dist
new file mode 100644
index 0000000..6bb391c
--- /dev/null
+++ b/phpunit.xml.dist
@@ -0,0 +1,30 @@
+<?xml version="1.0" encoding="UTF-8"?>
+
+<phpunit backupGlobals="false"
+         backupStaticAttributes="false"
+         colors="true"
+         convertErrorsToExceptions="true"
+         convertNoticesToExceptions="true"
+         convertWarningsToExceptions="true"
+         processIsolation="false"
+         stopOnFailure="false"
+         syntaxCheck="false"
+         bootstrap="vendor/autoload.php"
+        >
+    <testsuites>
+        <testsuite name="main">
+            <directory>./Tests</directory>
+        </testsuite>
+    </testsuites>
+
+    <filter>
+        <whitelist>
+            <directory>.</directory>
+            <exclude>
+                <directory>./Resources</directory>
+                <directory>./Tests</directory>
+                <directory>./vendor</directory>
+            </exclude>
+        </whitelist>
+    </filter>
+</phpunit>