add post scenario

e2e/features/postcards.feature

@@ -2,14 +2,20 @@ Feature: /postcards
 
     Scenario: GET
         Given server has 5 postcards
-        When GET "/postcards"
+        When GET "/postcards/"
         Then request will success(200)
         And return 5 items
         And is like
             """
             [{
                 "message" : "Hello",
                 "cover": "http://world.com/0.png",
-                "sender" :  "me"
+                "sender": "someone"
             }]
             """
+
+    Scenario: POST
+        Given server has 3 postcards
+        When POST "/postcards/" with params {"message":"Hello with image"} and file "test_image.jpg"
+        Then request will success(201)
+

e2e/features/steps/crud.py

@@ -1,3 +1,4 @@
+import json
 from urlparse import urljoin
 
 from behave import given, when, then
@@ -31,6 +32,20 @@ def step_impl(context, url):
     context.response = requests.get(urljoin(base_url, url))
     print(context.response.text)
 
+@when('POST "{url:S}" with params {params} and file "{image}"')
+def step_impl(context, url, params, image):
+    # refactory this
+    base_url = context.config.userdata.get('base_url')
+    attrs = json.loads(params)
+    headers = {'Content-Type': 'multipart/form-data'}
+    with open(image) as fp:
+        files = {
+            'cover': fp
+        }
+        context.response = requests.post(urljoin(base_url, url), 
+            files=files, data=attrs)
+
+
 
 @then('request will {:w}({code:d})')
 def step_impl(context, _, code):

requirements/dev.txt

@@ -10,4 +10,9 @@ psycopg2==2.6
 requests==2.6.0
 wsgiref==0.1.2
 Unipath==1.1
+behave==1.2.5
+sure==1.2.12
+inflection==0.3.1
+json-schema-generator==0.3
+jsonschema==0.8.0
 django-autofixture==0.10.0