1 files changed, 90 insertions, 0 deletions
diff --git a/cmd/release_config/release_config_lib/flag_declaration_test.go b/cmd/release_config/release_config_lib/flag_declaration_test.go
new file mode 100644
index 000000000..058ae37e2
--- /dev/null
+++ b/cmd/release_config/release_config_lib/flag_declaration_test.go
@@ -0,0 +1,90 @@
+// Copyright 2025 Google Inc. All rights reserved.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+//     http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+package release_config_lib
+
+import (
+	"fmt"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+
+	rc_proto "android/soong/cmd/release_config/release_config_proto"
+	// For Assert*.
+	"android/soong/android"
+
+	"google.golang.org/protobuf/proto"
+)
+
+type testCaseFlagDeclarationFactory struct {
+	protoPath string
+	name      string
+	data      []byte
+	expected  *rc_proto.FlagDeclaration
+	err       error
+}
+
+func (tc testCaseFlagDeclarationFactory) assertProtoEqual(t *testing.T, expected, actual proto.Message) {
+	if !proto.Equal(expected, actual) {
+		t.Errorf("Expected %q found %q", expected, actual)
+	}
+}
+
+func TestFlagDeclarationFactory(t *testing.T) {
+	testCases := []testCaseFlagDeclarationFactory{
+		{
+			name:      "boolVal",
+			protoPath: "build/release/flag_values/test/RELEASE_FOO.textproto",
+			data:      []byte(`name: "RELEASE_FOO" namespace: "soong_test" value {bool_value: false} workflow: LAUNCH containers: "product"`),
+			expected: &rc_proto.FlagDeclaration{
+				Name:       proto.String("RELEASE_FOO"),
+				Namespace:  proto.String("soong_test"),
+				Value:      &rc_proto.Value{Val: &rc_proto.Value_BoolValue{false}},
+				Workflow:   rc_proto.Workflow_LAUNCH.Enum(),
+				Containers: []string{"product"},
+			},
+			err: nil,
+		},
+		{
+			name:      "missingWorkflow",
+			protoPath: "build/release/flag_values/test/RELEASE_FOO.textproto",
+			data:      []byte(`name: "RELEASE_FOO" namespace: "soong_test" value {bool_value: false} containers: "product"`),
+			expected:  nil,
+			err:       fmt.Errorf("has no workflow"),
+		},
+	}
+	for _, tc := range testCases {
+		t.Run(tc.name, func(t *testing.T) {
+			var err error
+			tempdir := t.TempDir()
+			path := filepath.Join(tempdir, tc.protoPath)
+			if err = os.MkdirAll(filepath.Dir(path), 0755); err != nil {
+				t.Fatal(err)
+			}
+			if err = os.WriteFile(path, tc.data, 0644); err != nil {
+				t.Fatal(err)
+			}
+			actual, err := FlagDeclarationFactory(path)
+			if tc.err == nil {
+				android.AssertSame(t, "Expected %v got %v", tc.err, err)
+				tc.assertProtoEqual(t, tc.expected, actual)
+			} else if err == nil {
+				t.Errorf("Expected error containing '%q' got nil", tc.err.Error())
+			} else if !strings.Contains(err.Error(), tc.err.Error()) {
+				t.Errorf("Error %v does not include %v", err.Error(), tc.err.Error())
+			}
+		})
+	}
+}