Split authentication.go in one file per check

pkg/analyzer/authentication_bimi_test.go

@@ -0,0 +1,94 @@
+// This file is part of the happyDeliver (R) project.
+// Copyright (c) 2025 happyDomain
+// Authors: Pierre-Olivier Mercier, et al.
+//
+// This program is offered under a commercial and under the AGPL license.
+// For commercial licensing, contact us at <contact@happydomain.org>.
+//
+// For AGPL licensing:
+// This program is free software: you can redistribute it and/or modify
+// it under the terms of the GNU Affero General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// This program is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU Affero General Public License for more details.
+//
+// You should have received a copy of the GNU Affero General Public License
+// along with this program.  If not, see <https://www.gnu.org/licenses/>.
+
+package analyzer
+
+import (
+	"testing"
+
+	"git.happydns.org/happyDeliver/internal/api"
+)
+
+func TestParseBIMIResult(t *testing.T) {
+	tests := []struct {
+		name             string
+		part             string
+		expectedResult   api.AuthResultResult
+		expectedDomain   string
+		expectedSelector string
+	}{
+		{
+			name:             "BIMI pass with domain and selector",
+			part:             "bimi=pass header.d=example.com header.selector=default",
+			expectedResult:   api.AuthResultResultPass,
+			expectedDomain:   "example.com",
+			expectedSelector: "default",
+		},
+		{
+			name:             "BIMI fail",
+			part:             "bimi=fail header.d=example.com header.selector=default",
+			expectedResult:   api.AuthResultResultFail,
+			expectedDomain:   "example.com",
+			expectedSelector: "default",
+		},
+		{
+			name:             "BIMI with short form (d= and selector=)",
+			part:             "bimi=pass d=example.com selector=v1",
+			expectedResult:   api.AuthResultResultPass,
+			expectedDomain:   "example.com",
+			expectedSelector: "v1",
+		},
+		{
+			name:           "BIMI none",
+			part:           "bimi=none header.d=example.com",
+			expectedResult: api.AuthResultResultNone,
+			expectedDomain: "example.com",
+		},
+	}
+
+	analyzer := NewAuthenticationAnalyzer()
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			result := analyzer.parseBIMIResult(tt.part)
+
+			if result.Result != tt.expectedResult {
+				t.Errorf("Result = %v, want %v", result.Result, tt.expectedResult)
+			}
+			if result.Domain == nil || *result.Domain != tt.expectedDomain {
+				var gotDomain string
+				if result.Domain != nil {
+					gotDomain = *result.Domain
+				}
+				t.Errorf("Domain = %v, want %v", gotDomain, tt.expectedDomain)
+			}
+			if tt.expectedSelector != "" {
+				if result.Selector == nil || *result.Selector != tt.expectedSelector {
+					var gotSelector string
+					if result.Selector != nil {
+						gotSelector = *result.Selector
+					}
+					t.Errorf("Selector = %v, want %v", gotSelector, tt.expectedSelector)
+				}
+			}
+		})
+	}
+}