Replace Python launcher with native Go UI

cmd/barnard-ui/logging_test.go

@@ -0,0 +1,82 @@
+package main
+
+import (
+	"archive/tar"
+	"compress/gzip"
+	"io"
+	"os"
+	"path/filepath"
+	"reflect"
+	"testing"
+)
+
+func TestLoggingPreferenceRoundTrip(t *testing.T) {
+	path := filepath.Join(t.TempDir(), "config", "logging.conf")
+	if load_logging_pref(path) {
+		t.Fatal("missing logging preference must default to disabled")
+	}
+	if err := save_logging_pref(path, true); err != nil {
+		t.Fatal(err)
+	}
+	if !load_logging_pref(path) {
+		t.Fatal("saved logging preference was not loaded")
+	}
+	info, err := os.Stat(path)
+	if err != nil {
+		t.Fatal(err)
+	}
+	if info.Mode().Perm() != 0600 {
+		t.Fatalf("logging preference mode = %o; want 600", info.Mode().Perm())
+	}
+}
+
+func TestCreateLogArchiveIncludesOnlyRegularLogFiles(t *testing.T) {
+	root := t.TempDir()
+	logDir := filepath.Join(root, "logs")
+	cacheDir := filepath.Join(root, "cache")
+	if err := os.MkdirAll(logDir, 0700); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(filepath.Join(logDir, "first.log"), []byte("first\n"), 0600); err != nil {
+		t.Fatal(err)
+	}
+	if err := os.WriteFile(filepath.Join(logDir, "ignore.txt"), []byte("ignore\n"), 0600); err != nil {
+		t.Fatal(err)
+	}
+	archivePath, err := create_log_archive(logDir, cacheDir)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer os.Remove(archivePath)
+	file, err := os.Open(archivePath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer file.Close()
+	gzipReader, err := gzip.NewReader(file)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer gzipReader.Close()
+	tarReader := tar.NewReader(gzipReader)
+	names := []string{}
+	contents := ""
+	for {
+		header, err := tarReader.Next()
+		if err == io.EOF {
+			break
+		}
+		if err != nil {
+			t.Fatal(err)
+		}
+		names = append(names, header.Name)
+		data, err := io.ReadAll(tarReader)
+		if err != nil {
+			t.Fatal(err)
+		}
+		contents += string(data)
+	}
+	if !reflect.DeepEqual(names, []string{"first.log"}) || contents != "first\n" {
+		t.Fatalf("archive contains names %v and data %q", names, contents)
+	}
+}