From e91a7dadb4401a553ffdd4f3661640921e425eb6 Mon Sep 17 00:00:00 2001
From: Lukasz Kasprzak <lukas@labunix.xyz>
Date: Mon, 27 Jul 2026 13:23:51 +0200
Subject: feat(cli): --cal-new scaffold + --cal-check lint for custom calendar
 layers

Also: reject out-of-range MM-DD in resolveDate (strict validation for user data).
---
 internal/cli/callayer_test.go | 57 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 57 insertions(+)
 create mode 100644 internal/cli/callayer_test.go

(limited to 'internal/cli/callayer_test.go')

diff --git a/internal/cli/callayer_test.go b/internal/cli/callayer_test.go
new file mode 100644
index 0000000..4803fdf
--- /dev/null
+++ b/internal/cli/callayer_test.go
@@ -0,0 +1,57 @@
+package cli
+
+import (
+	"bytes"
+	"os"
+	"path/filepath"
+	"strings"
+	"testing"
+)
+
+func TestRunCalNewAndCheck(t *testing.T) {
+	dir := t.TempDir()
+	t.Setenv("LECTIO_CONFIG", filepath.Join(dir, "config.ini"))
+
+	var buf bytes.Buffer
+	if code := runCalNew("krakow", &buf, &buf); code != 0 {
+		t.Fatalf("cal-new exit %d: %s", code, buf.String())
+	}
+	path := filepath.Join(dir, "calendars", "krakow.ini")
+	if _, err := os.Stat(path); err != nil {
+		t.Fatal("scaffold not written")
+	}
+
+	// the scaffold must validate clean
+	buf.Reset()
+	if code := runCalCheck("krakow", &buf, &buf); code != 0 {
+		t.Fatalf("cal-check on scaffold exit %d: %s", code, buf.String())
+	}
+	if !strings.Contains(buf.String(), "ok:") {
+		t.Errorf("expected ok, got: %s", buf.String())
+	}
+
+	// refuse to overwrite
+	buf.Reset()
+	if code := runCalNew("krakow", &buf, &buf); code == 0 {
+		t.Error("cal-new should refuse to overwrite an existing file")
+	}
+}
+
+func TestRunCalCheckReportsBadFields(t *testing.T) {
+	dir := t.TempDir()
+	t.Setenv("LECTIO_CONFIG", filepath.Join(dir, "config.ini"))
+	os.MkdirAll(filepath.Join(dir, "calendars"), 0o755)
+	os.WriteFile(filepath.Join(dir, "calendars", "bad.ini"),
+		[]byte("[layer]\nid = bad\n\n[x]\ndate = 99-99\nrank = archfeast\ncolour = teal\n"), 0o644)
+
+	var buf bytes.Buffer
+	if code := runCalCheck("bad", &buf, &buf); code == 0 {
+		t.Fatalf("cal-check should fail on bad fields:\n%s", buf.String())
+	}
+	out := buf.String()
+	for _, want := range []string{"date", "rank", "colour"} {
+		if !strings.Contains(out, want) {
+			t.Errorf("expected a %s problem reported:\n%s", want, out)
+		}
+	}
+}
-- 
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