diff -r e550b10fe3ca -r e87a340711a4 server/src/tests/Controllers/LanguageControllerTest.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/server/src/tests/Controllers/LanguageControllerTest.php	Mon Feb 22 18:06:39 2016 +0100
@@ -0,0 +1,55 @@
+<?php
+
+use Mockery as m;
+
+use EasyRdf\Resource;
+use EasyRdf\Literal;
+use CorpusParole\Services\ViafResolverException;
+
+/**
+ *
+ */
+class LanguageControllerTest extends TestCase {
+
+    private $sparqlClient;
+
+    public function setUp() {
+
+        parent::setup();
+
+        // create a mock of the post repository interface and inject it into the
+        // IoC container
+        $this->sparqlClient = m::mock('CorpusParole\Libraries\Sparql\SparqlClient');
+        $this->app->instance('CorpusParole\Libraries\Sparql\SparqlClient', $this->sparqlClient);
+    }
+
+    public function tearDown() {
+        m::close();
+        parent::tearDown();
+    }
+
+    public function testIndex() {
+        $query = "select ?lang (count(?lang) as ?count) where {
+            ?s a <http://www.europeana.eu/schemas/edm/ProvidedCHO>.
+            ?s <http://purl.org/dc/elements/1.1/language> ?lang
+        }
+        GROUP BY ?lang
+        ORDER BY DESC(?count)";
+
+        $this->sparqlClient
+            ->shouldReceive('query')
+            ->with($query)
+            ->once()
+            ->andReturn(new \ArrayIterator([
+                (object)['lang'=>new Resource('http://lexvo.org/id/iso639-3/gsw'), 'count' => Literal::create(44)],
+                (object)['lang'=>new Resource('http://lexvo.org/id/iso639-3/fra'), 'count' => Literal::create(33)],
+                (object)['lang'=>new Resource('http://lexvo.org/id/iso639-3/bre'), 'count' => Literal::create(22)],
+            ]));
+        $response = $this->get('/api/v1/languages/')->
+            seeJsonEquals(['languages' => [
+                'http://lexvo.org/id/iso639-3/gsw' => 44,
+                'http://lexvo.org/id/iso639-3/fra' => 33,
+                'http://lexvo.org/id/iso639-3/bre' => 22,
+            ]]);
+    }
+}