refactoring

cmd/db_test.go

@@ -0,0 +1,26 @@
+package cmd
+
+import (
+	"bytes"
+	"context"
+	"path"
+	"testing"
+)
+
+func TestCache(t *testing.T) {
+	ctx := context.Background()
+	cacheAddr = path.Join(t.TempDir(), "test.db")
+
+	c := NewCache(ctx)
+	k := "k"
+	v := []byte("v")
+	if err := c.Set(ctx, k, v); err != nil {
+		t.Fatal(err)
+	}
+
+	if got, err := c.Get(ctx, k); err != nil {
+		t.Fatal(err)
+	} else if !bytes.Equal(v, got) {
+		t.Fatalf("expected %q but got %q", v, got)
+	}
+}