Fix translations missing on the dev image

Author: aarranz

dev/Dockerfile

@@ -29,12 +29,15 @@ RUN apt-get update && \
 
 # Install WireCloud & dependencies
 RUN git clone --depth=1 https://github.com/Wirecloud/wirecloud.git && \
+    apt-get update && apt-get install -y gettext && \
     pip install "django<=1.11" && \
     cd wirecloud/src && \
     python setup.py bdist_wheel && \
     pip install --no-cache-dir dist/*.whl && \
     cd ../.. && \
-    rm -rf wirecloud
+    rm -rf wirecloud && \
+    apt-get remove -y gettext && \
+    rm -rf /var/lib/apt/lists/*
 
 COPY ./docker-entrypoint.sh /
 COPY ./manage.py /usr/local/bin/

dev/tests.py

@@ -35,6 +35,14 @@ def test_should_serve_static_files(self):
         response = requests.get("http://localhost/static/theme/wirecloud.defaulttheme/images/logos/header.png")
         self.assertEqual(response.status_code, 200)
 
+    def test_should_serve_translations(self):
+        response = requests.get("http://localhost/api/i18n/js_catalogue?language=es")
+        self.assertEqual(response.status_code, 200)
+        # Look for basic translations
+        self.assertIn('"Yes"', response.text)
+        self.assertIn('"No"', response.text)
+        self.assertIn('"Warning"', response.text)
+
 
 class StandaloneTests(unittest.TestCase, WireCloudTests):