1 files changed, 84 insertions, 0 deletions
diff --git a/pkg/tuf/status_type_test.go b/pkg/tuf/status_type_test.go
new file mode 100644
index 0000000..bc34a34
--- /dev/null
+++ b/pkg/tuf/status_type_test.go
@@ -0,0 +1,84 @@
+// Copyright 2022 The Sigstore Authors.
+//
+// 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 tuf
+
+import (
+	"encoding/json"
+	"fmt"
+	"reflect"
+	"strings"
+	"testing"
+)
+
+func TestMarshalStatusType(t *testing.T) {
+	statuses := []StatusKind{UnknownStatus, Active, Expired}
+	bytes, err := json.Marshal(statuses)
+	if err != nil {
+		t.Fatalf("expected no error marshalling struct, got: %v", err)
+	}
+	expected := `["Unknown","Active","Expired"]`
+	if string(bytes) != expected {
+		t.Fatalf("error while marshalling, expected: %s, got: %s", expected, bytes)
+	}
+}
+
+func TestMarshalInvalidStatusType(t *testing.T) {
+	invalidStatus := 42
+	statuses := []StatusKind{StatusKind(invalidStatus)}
+	bytes, err := json.Marshal(statuses)
+	if bytes != nil {
+		t.Fatalf("expected error marshalling struct, got: %v", bytes)
+	}
+	expectedErr := fmt.Sprintf("error while marshalling, int(StatusKind)=%d not valid", invalidStatus)
+	if !strings.Contains(err.Error(), expectedErr) {
+		t.Fatalf("expected error marshalling struct, expected: %v, got: %v", expectedErr, err)
+	}
+}
+
+func TestUnmarshalStatusType(t *testing.T) {
+	var statuses []StatusKind
+	j := json.RawMessage(`["expired", "active", "unknown"]`)
+	err := json.Unmarshal(j, &statuses)
+	if err != nil {
+		t.Fatalf("expected no error unmarshalling struct, got: %v", err)
+	}
+	if !reflect.DeepEqual(statuses, []StatusKind{Expired, Active, UnknownStatus}) {
+		t.Fatalf("expected [Expired, Active, Unknown], got: %v", statuses)
+	}
+}
+
+func TestUnmarshalStatusTypeCapitalization(t *testing.T) {
+	// Any capitalization is allowed.
+	var statuses []StatusKind
+	j := json.RawMessage(`["eXpIrEd", "aCtIvE", "uNkNoWn"]`)
+	err := json.Unmarshal(j, &statuses)
+	if err != nil {
+		t.Fatalf("expected no error unmarshalling struct, got: %v", err)
+	}
+	if !reflect.DeepEqual(statuses, []StatusKind{Expired, Active, UnknownStatus}) {
+		t.Fatalf("expected [Expired, Active, Unknown], got: %v", statuses)
+	}
+}
+
+func TestUnmarshalInvalidStatusType(t *testing.T) {
+	var statuses []StatusKind
+	invalidStatus := "invalid"
+	j := json.RawMessage(fmt.Sprintf(`["%s"]`, invalidStatus))
+	err := json.Unmarshal(j, &statuses)
+	expectedErr := fmt.Sprintf("error while unmarshalling, StatusKind=%s not valid", invalidStatus)
+	if !strings.Contains(err.Error(), expectedErr) {
+		t.Fatalf("expected error unmarshalling struct, expected: %v, got: %v", expectedErr, err)
+	}
+}