From 27034501fe93a829256289f51b65d90dd2785a23 Mon Sep 17 00:00:00 2001
From: Martin Fischer <martin@push-f.com>
Date: Mon, 7 Apr 2025 07:20:58 +0200
Subject: test: codes in countries.toml must be in cc-tlds.txt

---
 lex-serve/data_test.go | 33 +++++++++++++++++++++++++++++++++
 1 file changed, 33 insertions(+)
 create mode 100644 lex-serve/data_test.go

diff --git a/lex-serve/data_test.go b/lex-serve/data_test.go
new file mode 100644
index 0000000..7093b9f
--- /dev/null
+++ b/lex-serve/data_test.go
@@ -0,0 +1,33 @@
+package main
+
+import (
+	"bytes"
+	"os"
+	"slices"
+	"strings"
+	"testing"
+
+	"github.com/BurntSushi/toml"
+)
+
+func TestCountryCodesAreInCCTLDs(t *testing.T) {
+	countries := map[string]country{}
+	_, err := toml.NewDecoder(bytes.NewReader(countriesTOML)).Decode(&countries)
+	if err != nil {
+		t.Fatalf("failed to parse countries.toml: %s", err)
+	}
+
+	if err != nil {
+		t.Fatalf("expected no error, got %s", err)
+	}
+	tldBytes, err := os.ReadFile("../cc-tlds.txt")
+	if err != nil {
+		t.Fatalf("expected no error, got %s", err)
+	}
+	ccTLDs := strings.Split(string(tldBytes), "\n")
+	for code, _ := range countries {
+		if !slices.Contains(ccTLDs, code) {
+			t.Fatalf("expected country code (%s) defined in countries.toml to also be in cc-tlds.txt", code)
+		}
+	}
+}
-- 
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