Merge pull request #448 from commel/master

This fixes the nil error and enables to read the reponse again.

lib/httparty/net_digest_auth.rb

@@ -68,8 +68,10 @@ module Net
 
         header =~ /Digest (.*)/
         params = {}
-        non_quoted = $1.gsub(/(\w+)="(.*?)"/) { params[$1] = $2 }
+        if $1
-        non_quoted.gsub(/(\w+)=([^,]*)/) { params[$1] = $2 }
+          non_quoted = $1.gsub(/(\w+)="(.*?)"/) { params[$1] = $2 }
+          non_quoted.gsub(/(\w+)=([^,]*)/) { params[$1] = $2 }
+        end
         params
       end
 

spec/httparty/net_digest_auth_spec.rb

@@ -152,6 +152,22 @@ RSpec.describe Net::HTTPHeader::DigestAuthenticator do
     end
   end
 
+  context "with http basic auth response when net digest auth expected" do
+    it "should not fail" do
+      # fails already so it is defined here
+      begin
+        @digest = setup_digest({
+                                 'www-authenticate' => 'WWW-Authenticate: Basic realm="testrealm.com""'
+                             })
+
+        expect(authorization_header).to include("Digest")
+      rescue => e
+        fail "Should not fail on different authentification method"
+      end
+
+    end
+  end
+
   context "with multiple authenticate headers" do
     before do
       @digest = setup_digest({