1 files changed, 20 insertions, 0 deletions
diff --git a/test_reference_reader.cc b/test_reference_reader.cc
new file mode 100644
index 0000000..5517fa0
--- /dev/null
+++ b/test_reference_reader.cc
@@ -0,0 +1,20 @@
+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "components/zucchini/test_reference_reader.h"
+
+namespace zucchini {
+
+TestReferenceReader::TestReferenceReader(const std::vector<Reference>& refs)
+    : references_(refs) {}
+
+TestReferenceReader::~TestReferenceReader() = default;
+
+base::Optional<Reference> TestReferenceReader::GetNext() {
+  if (index_ == references_.size())
+    return base::nullopt;
+  return references_[index_++];
+}
+
+}  // namespace zucchini