fix headers capitalization on Entry class

httpretty/__init__.py

@@ -480,7 +480,7 @@ class Entry(Py3kObject):
         self.status = int(status)
 
         for k, v in headers.items():
-            name = "-".join(k.split("_")).capitalize()
+            name = "-".join(k.split("_")).title()
             self.adding_headers[name] = v
 
         self.validate()

tests/functional/test_urllib2.py

@@ -149,10 +149,11 @@ def test_httpretty_should_allow_adding_and_overwritting_by_kwargs_u2(now):
     u"HTTPretty should allow adding and overwritting headers by " \
     "keyword args with urllib2"
 
+    body = "this is supposed to be the response, indeed"
     HTTPretty.register_uri(HTTPretty.GET, "http://github.com/",
-                           body="this is supposed to be the response, indeed",
+                           body=body,
                            server='Apache',
-                           content_length='111111',
+                           content_length=len(body),
                            content_type='application/json')
 
     request = urlopen('http://github.com')
@@ -163,7 +164,7 @@ def test_httpretty_should_allow_adding_and_overwritting_by_kwargs_u2(now):
     expect(headers).to.equal({
         'content-type': 'application/json',
         'connection': 'close',
-        'content-length': '111111',
+        'content-length': str(len(body)),
         'status': '200',
         'server': 'Apache',
         'date': now.strftime('%a, %d %b %Y %H:%M:%S GMT'),

tests/unit/test_httpretty.py

@@ -27,7 +27,7 @@
 from __future__ import unicode_literals
 
 from sure import expect
-from httpretty import HTTPretty, HTTPrettyError, STATUSES, URIInfo, Py3kObject
+from httpretty import HTTPretty, HTTPrettyError, STATUSES, URIInfo, Py3kObject, Entry
 
 
 def test_httpretty_should_raise_proper_exception_on_inconsistent_length():
@@ -169,3 +169,14 @@ def test_py3kobject_implements_valid__repr__based_on__str__():
 
     myobj = MyObject()
     expect(repr(myobj)).to.be.equal('hi')
+
+
+def test_Entry_class_normalizes_headers():
+    entry = Entry(HTTPretty.GET, 'http://example.com', 'example',
+                  host='example.com', cache_control='no-cache', x_forward_for='proxy')
+
+    expect(entry.adding_headers).to.equal({
+        u'Host': u'example.com',
+        u'Cache-Control': u'no-cache',
+        u'X-Forward-For': u'proxy'
+    })