added header match and a new failing test

middleware/basicauth/basicauth.go

@@ -31,7 +31,6 @@ func (a BasicAuth) ServeHTTP(w http.ResponseWriter, r *http.Request) (int, error
 			// Check credentials
 			if !ok || username != rule.Username || password != rule.Password {
 				w.Header().Set("WWW-Authenticate", "Basic")
-				w.WriteHeader(http.StatusUnauthorized)
 				return http.StatusUnauthorized, nil
 			}
 

middleware/basicauth/basicauth_test.go

@@ -26,7 +26,6 @@ func TestBasicAuth(t *testing.T) {
 	}{
 		{"/testing", http.StatusUnauthorized, "ttest:test"},
 		{"/testing", http.StatusOK, "test:ttest"},
-		
 		{"/testing", http.StatusUnauthorized, ""},
 
 	}
@@ -51,16 +50,71 @@ func TestBasicAuth(t *testing.T) {
 			t.Errorf("Test %d: Expected Header '%d' but was '%d'",
 				i, test.result, result)
 		}
+		if result == http.StatusUnauthorized {
+			headers := rec.Header()
+			if val, ok := headers["Www-Authenticate"]; ok {
+				if val[0] != "Basic" {
+					t.Errorf("Test %d, Www-Authenticate should be %s provided %s", i, "Basic", val[0]) 
+				}
+			} else {
+				t.Errorf("Test %d, should provide a header Www-Authenticate", i)
+			}
+		}
+
+	
+	}
+
+}
 
-		if rec.Code != test.result {
+
+func TestMultipleOverlappingRules(t *testing.T) {
+	rw := BasicAuth{
+		Next: middleware.HandlerFunc(contentHandler),
+		Rules: []Rule{
+			{Username: "t", Password: "p1", Resources: []string{"/t"}},
+			{Username: "t1", Password: "p2", Resources: []string{"/t/t"}},
+		},
+	}
+	
+	tests := []struct {
+		from   string
+		result int
+		cred   string
+	}{
+		{"/t", http.StatusOK, "t:p1"},
+		{"/t/t", http.StatusOK, "t:p1"},
+		{"/t/t", http.StatusOK, "t1:p2"},
+
+	}
+
+	
+	for i, test := range tests {
+
+		
+		req, err := http.NewRequest("GET", test.from, nil)
+		if err != nil {
+			t.Fatalf("Test %d: Could not create HTTP request %v", i, err)
+		}
+		auth := "Basic " + base64.StdEncoding.EncodeToString([]byte(test.cred))
+		req.Header.Set("Authorization", auth)
+
+		rec := httptest.NewRecorder()
+		result, err := rw.ServeHTTP(rec, req)
+		if err != nil {
+			t.Fatalf("Test %d: Could not ServeHTTP %v", i, err)
+		}
+		if result != test.result {
 			t.Errorf("Test %d: Expected Header '%d' but was '%d'",
-				i, test.result, rec.Code)
+				i, test.result, result)
 		}
 		
+	
 	}
 
 }
 
+
+
 func contentHandler(w http.ResponseWriter, r *http.Request) (int, error) {
 	fmt.Fprintf(w, r.URL.String())
 	return http.StatusOK, nil