feat: scanner for directory reconciliation

internal/scanner/scanner_test.go

@@ -0,0 +1,44 @@
+package scanner
+
+import (
+	"os"
+	"path/filepath"
+	"testing"
+	"time"
+	"yoresee_dropbox/internal/store"
+)
+
+func TestScannerReconciles(t *testing.T) {
+	dir := t.TempDir()
+	inbox := filepath.Join(dir, "inbox")
+	outbox := filepath.Join(dir, "outbox")
+	os.MkdirAll(inbox, 0755)
+	os.MkdirAll(outbox, 0755)
+
+	dbPath := filepath.Join(dir, "test.db")
+	s, err := store.Open(dbPath)
+	if err != nil {
+		t.Fatal(err)
+	}
+	defer s.Close()
+
+	// Create a file on disk
+	testFile := filepath.Join(inbox, "test.txt")
+	os.WriteFile(testFile, []byte("hello"), 0644)
+
+	sc := New(s, dir, 100*time.Millisecond)
+	sc.Start()
+	time.Sleep(300 * time.Millisecond)
+	sc.Stop()
+
+	files, err := s.FileList("inbox")
+	if err != nil {
+		t.Fatal(err)
+	}
+	if len(files) != 1 {
+		t.Errorf("Expected 1 file, got %d", len(files))
+	}
+	if files[0].OriginalName != "test.txt" {
+		t.Errorf("OriginalName = %q, want %q", files[0].OriginalName, "test.txt")
+	}
+}