auth: add Validate() and deprecate Validator{} (#272)

pkg/auth/validate_test.go

@@ -0,0 +1,77 @@
+package auth
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/require"
+
+	"github.com/bluenviron/gortsplib/v3/pkg/base"
+)
+
+func TestValidateErrors(t *testing.T) {
+	for _, ca := range []struct {
+		name string
+		hv   base.HeaderValue
+		err  string
+	}{
+		{
+			"invalid auth",
+			base.HeaderValue{`Invalid`},
+			"invalid authorization header",
+		},
+		{
+			"digest missing realm",
+			base.HeaderValue{`Digest `},
+			"realm is missing",
+		},
+		{
+			"digest missing nonce",
+			base.HeaderValue{`Digest realm=123`},
+			"nonce is missing",
+		},
+		{
+			"digest missing username",
+			base.HeaderValue{`Digest realm=123,nonce=123`},
+			"username is missing",
+		},
+		{
+			"digest missing uri",
+			base.HeaderValue{`Digest realm=123,nonce=123,username=123`},
+			"uri is missing",
+		},
+		{
+			"digest missing response",
+			base.HeaderValue{`Digest realm=123,nonce=123,username=123,uri=123`},
+			"response is missing",
+		},
+		{
+			"digest wrong nonce",
+			base.HeaderValue{`Digest realm=123,nonce=123,username=123,uri=123,response=123`},
+			"wrong nonce",
+		},
+		{
+			"digest wrong realm",
+			base.HeaderValue{`Digest realm=123,nonce=abcde,username=123,uri=123,response=123`},
+			"wrong realm",
+		},
+	} {
+		t.Run(ca.name, func(t *testing.T) {
+			err := Validate(
+				&base.Request{
+					Method: base.Describe,
+					URL:    nil,
+					Header: base.Header{
+						"Authorization": ca.hv,
+					},
+				},
+				"myuser",
+				"mypass",
+				nil,
+				nil,
+				"IPCAM",
+				"abcde",
+			)
+			require.EqualError(t, err, ca.err)
+		})
+	}
+}