feat: Add service to handle auth

1 files changed, 119 insertions, 0 deletions

diff --git a/pkg/service/auth_test.go b/pkg/service/auth_test.go
new file mode 100644
index 0000000..06bf76f
--- /dev/null
+++ b/pkg/service/auth_test.go
@@ -0,0 +1,119 @@
+// go:build unit
+
+package service
+
+import (
+	"testing"
+)
+
+func TestCheck(t *testing.T) {
+	testCases := []struct {
+		name       string
+		passphrase []byte
+		username   string
+		password   string
+		wantError  bool
+	}{
+		{
+			name:       "generated",
+			passphrase: nil,
+			username:   "gabrielgio",
+			password:   "adminadmin",
+			wantError:  false,
+		},
+		{
+			name:       "static",
+			passphrase: []byte("$2a$14$W2yT0E6Zm8nTecqipHUQGOLC6PvNjIQqpQTW/MZmD5oqDfaBJnBV6"),
+			username:   "gabrielgio",
+			password:   "adminadmin",
+			wantError:  false,
+		},
+		{
+			name:       "error",
+			passphrase: []byte("This is not a valid hash"),
+			username:   "gabrielgio",
+			password:   "adminadmin",
+			wantError:  true,
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			mock := &mockAuthRepository{
+				username:   tc.username,
+				password:   tc.password,
+				passphrase: tc.passphrase,
+			}
+
+			service := AuthService{authRepository: mock}
+
+			if service.CheckAuth(tc.username, tc.password) == tc.wantError {
+				t.Errorf("Invalid result, wanted %t got %t", tc.wantError, !tc.wantError)
+			}
+		})
+	}
+}
+
+func TestValidate(t *testing.T) {
+	testCases := []struct {
+		name   string
+		aesKey []byte
+	}{
+		{
+			name:   "generated",
+			aesKey: nil,
+		},
+		{
+			name:   "static",
+			aesKey: []byte("RTGkmunKmi5agh7jaqENunG2zI/godnkqhHaHyX/AVg="),
+		},
+	}
+
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			mock := &mockAuthRepository{
+				aesKey: tc.aesKey,
+			}
+
+			service := AuthService{authRepository: mock}
+
+			token, err := service.IssueToken()
+			if err != nil {
+				t.Fatalf("Error issuing token: %s", err.Error())
+			}
+
+			v, err := service.ValidateToken(token)
+			if err != nil {
+				t.Fatalf("Error validating token: %s", err.Error())
+			}
+
+			if !v {
+				t.Error("Invalid token generated")
+			}
+		})
+	}
+}
+
+type mockAuthRepository struct {
+	username   string
+	password   string
+	passphrase []byte
+
+	aesKey []byte
+}
+
+func (m *mockAuthRepository) GetPassphrase() []byte {
+	if m.passphrase == nil {
+		hash, _ := GenerateHash(m.username, m.password)
+		m.passphrase = []byte(hash)
+	}
+	return m.passphrase
+}
+
+func (m *mockAuthRepository) GetBase64AesKey() []byte {
+	if m.aesKey == nil {
+		key, _ := GenerateAesKey()
+		m.aesKey = []byte(key)
+	}
+	return m.aesKey
+}