feat(event): new storage event type (#3719)

internal/event/event_type.go

@@ -16,12 +16,13 @@ const (
 	AuditType       Type = "audit"       // AuditType represents audit events
 	ErrorType       Type = "error"       // ErrorType represents error events
 	SystemType      Type = "system"      // SysType represents system events
+	StorageType     Type = "storage"     // StorageType represents storage events
 )
 
 func (et Type) Validate() error {
 	const op = "event.(Type).Validate"
 	switch et {
-	case EveryType, ObservationType, AuditType, ErrorType, SystemType:
+	case EveryType, ObservationType, AuditType, ErrorType, SystemType, StorageType:
 		return nil
 	default:
 		return fmt.Errorf("%s: '%s' is not a valid event type: %w", op, et, ErrInvalidParameter)

internal/event/event_type_test.go

@@ -0,0 +1,66 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: BUSL-1.1
+
+package event
+
+import (
+	"testing"
+
+	"github.com/stretchr/testify/assert"
+	"github.com/stretchr/testify/require"
+)
+
+func TestType_Validate(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		name       string
+		eventType  Type
+		wantErrMsg string
+	}{
+		{
+			name:       "invalid-event-type",
+			eventType:  Type("INVALID_EVENT_TYPE"),
+			wantErrMsg: "event.(Type).Validate: 'INVALID_EVENT_TYPE' is not a valid event type: invalid parameter",
+		},
+		{
+			name:      "all-event-types",
+			eventType: EveryType,
+		},
+		{
+			name:      "observation-event-type",
+			eventType: ObservationType,
+		},
+		{
+			name:      "audit-event-type",
+			eventType: AuditType,
+		},
+		{
+			name:      "error-event-type",
+			eventType: ErrorType,
+		},
+		{
+			name:      "system-event-type",
+			eventType: SystemType,
+		},
+		{
+			name:      "storage-event-type",
+			eventType: StorageType,
+		},
+	}
+	for _, tt := range tests {
+		tt := tt
+		t.Run(tt.name, func(t *testing.T) {
+			assert, require := assert.New(t), require.New(t)
+
+			err := tt.eventType.Validate()
+			if tt.wantErrMsg != "" {
+				require.Error(err)
+				assert.ErrorContains(err, tt.wantErrMsg)
+				return
+			}
+
+			require.NoError(err)
+		})
+	}
+}