test(plugin): add tests for any (#7341)

plugin/any/setup_test.go

@@ -0,0 +1,21 @@
+package any
+
+import (
+	"testing"
+
+	"github.com/coredns/caddy"
+	"github.com/coredns/coredns/core/dnsserver"
+)
+
+func TestSetup(t *testing.T) {
+	c := caddy.NewTestController("dns", `any`)
+	if err := setup(c); err != nil {
+		t.Fatalf("Expected no errors, but got: %v", err)
+	}
+
+	// Check that the plugin was added to the config
+	cfg := dnsserver.GetConfig(c)
+	if len(cfg.Plugin) == 0 {
+		t.Error("Expected plugin to be added to config")
+	}
+}