diff --git a/spec/fixtures/cassettes/bano_octo.yml b/spec/fixtures/cassettes/bano_octo.yml
new file mode 100644
index 000000000..ddf8b0b82
--- /dev/null
+++ b/spec/fixtures/cassettes/bano_octo.yml
@@ -0,0 +1,47 @@
+---
+http_interactions:
+- request:
+    method: get
+    uri: http://api-adresse.data.gouv.fr/search?limit=1&q=50%20av%20des%20champs%20elysees
+    body:
+      encoding: US-ASCII
+      string: ''
+    headers:
+      Accept:
+      - "*/*"
+      Accept-Encoding:
+      - gzip, deflate
+      User-Agent:
+      - rest-client/2.0.0 (darwin15.6.0 x86_64) ruby/2.3.1p112
+  response:
+    status:
+      code: 200
+      message: OK
+    headers:
+      Server:
+      - nginx/1.11.3
+      Date:
+      - Fri, 16 Dec 2016 16:22:23 GMT
+      Content-Type:
+      - application/json; charset=utf-8
+      Content-Length:
+      - '628'
+      Connection:
+      - keep-alive
+      Access-Control-Allow-Origin:
+      - "*"
+      Access-Control-Allow-Headers:
+      - X-Requested-With
+    body:
+      encoding: UTF-8
+      string: '{"limit": 1, "attribution": "BAN", "version": "draft", "licence": "ODbL
+        1.0", "query": "50 av des champs elysees", "type": "FeatureCollection", "features":
+        [{"geometry": {"type": "Point", "coordinates": [2.306888, 48.870374]}, "properties":
+        {"citycode": "75108", "postcode": "75008", "name": "50 Avenue des Champs \u00c9lys\u00e9es",
+        "id": "ADRNIVX_0000000270748251", "type": "housenumber", "context": "75, \u00cele-de-France",
+        "score": 0.7561038961038961, "label": "50 Avenue des Champs \u00c9lys\u00e9es
+        75008 Paris", "city": "Paris", "housenumber": "50", "street": "Avenue des
+        Champs \u00c9lys\u00e9es"}, "type": "Feature"}]}'
+    http_version: 
+  recorded_at: Fri, 16 Dec 2016 16:22:23 GMT
+recorded_with: VCR 3.0.3
diff --git a/spec/lib/carto/geocodeur_spec.rb b/spec/lib/carto/geocodeur_spec.rb
new file mode 100644
index 000000000..a9a071010
--- /dev/null
+++ b/spec/lib/carto/geocodeur_spec.rb
@@ -0,0 +1,26 @@
+require 'spec_helper'
+
+describe Carto::Geocodeur do
+  let(:address) { '50 av des champs elysees' }
+  describe '.convert_adresse_to_point', vcr: { cassette_name: 'bano_octo' } do
+    it 'return a point' do
+      expect(described_class.convert_adresse_to_point(address).class).to eq(RGeo::Cartesian::PointImpl)
+    end
+    context 'when RestClient::Exception' do
+      before do
+        allow_any_instance_of(Carto::Bano::Driver).to receive(:call).and_raise(RestClient::Exception)
+      end
+      it 'return nil' do
+        expect(described_class.convert_adresse_to_point(address)).to be_nil
+      end
+    end
+    context 'when JSON::ParserError' do
+      before do
+        allow_any_instance_of(Carto::Bano::PointRetriever).to receive(:point).and_raise(JSON::ParserError)
+      end
+      it 'return nil' do
+        expect(described_class.convert_adresse_to_point(address)).to be_nil
+      end
+    end
+  end
+end