allow base_uri to be specified when creating request

Author: madlep

lib/webmachine/request.rb

@@ -20,8 +20,8 @@ class Request
     # @param [Headers] headers the HTTP request headers
     # @param [String,#to_s,#each,nil] body the entity included in the
     #   request, if present
-    def initialize(method, uri, headers, body, routing_tokens=nil)
-      @method, @headers, @body = method, headers, body
+    def initialize(method, uri, headers, body, routing_tokens=nil, base_uri=nil)
+      @method, @headers, @body, @base_uri = method, headers, body, base_uri
       @uri = build_uri(uri, headers)
       @routing_tokens = routing_tokens || @uri.path.match(ROUTING_PATH_MATCH)[1].split(SLASH)
     end

spec/webmachine/request_spec.rb

@@ -8,7 +8,8 @@
   let(:headers)         { Webmachine::Headers.new }
   let(:body)            { "" }
   let(:routing_tokens)  { nil }
-  let(:request)         { Webmachine::Request.new(http_method, uri, headers, body, routing_tokens) }
+  let(:base_uri)        { nil }
+  let(:request)         { Webmachine::Request.new(http_method, uri, headers, body, routing_tokens, base_uri) }
 
   it "should provide access to the headers via brackets" do
     subject.headers['Accept'] = "*/*"
@@ -31,8 +32,17 @@
     expect(subject.content_md5).to be_nil
   end
 
-  it "should calculate a base URI" do
-    expect(subject.base_uri).to eq(URI.parse("http://localhost:8080/"))
+  context "base_uri" do
+    it "should calculate a base URI" do
+      expect(subject.base_uri).to eq(URI.parse("http://localhost:8080/"))
+    end
+
+    context "when base_uri has been explicitly set" do
+      let(:base_uri) { URI.parse("http://localhost:8080/some_base_uri/here") }
+      it "should use the provided base_uri" do
+        expect(subject.base_uri).to eq(URI.parse("http://localhost:8080/some_base_uri/here"))
+      end
+    end
   end
 
   it "should provide a hash of query parameters" do