Move code to pkg

pkg/safe/safe_test.go

@@ -0,0 +1,30 @@
+package safe
+
+import "testing"
+
+func TestSafe(t *testing.T) {
+	const ts1 = "test1"
+	const ts2 = "test2"
+
+	s := New(ts1)
+
+	result, ok := s.Get().(string)
+	if !ok {
+		t.Fatalf("Safe.Get() failed, got type '%T', expected string", s.Get())
+	}
+
+	if result != ts1 {
+		t.Errorf("Safe.Get() failed, got '%s', expected '%s'", result, ts1)
+	}
+
+	s.Set(ts2)
+
+	result, ok = s.Get().(string)
+	if !ok {
+		t.Fatalf("Safe.Get() after Safe.Set() failed, got type '%T', expected string", s.Get())
+	}
+
+	if result != ts2 {
+		t.Errorf("Safe.Get() after Safe.Set() failed, got '%s', expected '%s'", result, ts2)
+	}
+}