snapshot of https://github.com/centrifugal/centrifugo.git (master, 2026-09-16; blobs > 131072B omitted)

internal/controllers/config_test.go

@@ -0,0 +1,31 @@
+package controllers
+
+import (
+	"strings"
+	"testing"
+
+	"github.com/centrifugal/centrifuge"
+)
+
+// A table prefix reaches DDL unquoted, so one PostgreSQL can't parse has to be
+// caught at construction — otherwise it surfaces much later as a syntax error
+// naming a generated table rather than the setting behind it.
+func TestNewPostgresController_RejectsBadTablePrefix(t *testing.T) {
+	node, err := centrifuge.New(centrifuge.Config{})
+	if err != nil {
+		t.Fatalf("centrifuge.New: %v", err)
+	}
+	t.Cleanup(func() { _ = node.Shutdown(t.Context()) })
+
+	// Rejected before any connection is attempted, so this needs no Postgres.
+	_, err = NewPostgresController(node, PostgresControllerConfig{
+		DSN:         "postgres://test:test@localhost:5432/test",
+		TablePrefix: "cf-prod",
+	})
+	if err == nil {
+		t.Fatal("expected an error for a prefix PostgreSQL cannot parse unquoted")
+	}
+	if !strings.Contains(err.Error(), "table_prefix") {
+		t.Fatalf("error should name the setting at fault, got: %v", err)
+	}
+}