File: span_rust_unittest.cc

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// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/containers/span_rust.h"

#include <cstdint>

#include "testing/gtest/include/gtest/gtest.h"

namespace base {
namespace {

TEST(BaseSpanRustTest, SliceConstruct) {
  constexpr uint8_t data[] = {0, 1, 2, 3, 4};
  span<const uint8_t> data_span = base::span(data).first(2u);
  rust::Slice<const uint8_t> rust_slice = SpanToRustSlice(data_span);
  EXPECT_EQ(2ul, rust_slice.length());
  EXPECT_EQ(1, rust_slice[1]);
}

}  // namespace
}  // namespace base