File: described_unittest.cc

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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "chrome/browser/ash/borealis/infra/described.h"
#include "testing/gtest/include/gtest/gtest.h"

namespace borealis {
namespace {

TEST(DescribedTest, HoldsAnError) {
  Described<int> d(27, "twenty seven");
  EXPECT_EQ(d.error(), 27);
}

TEST(DescribedTest, HoldsADescription) {
  Described<int> d(27, "twenty seven");
  EXPECT_EQ(d.description(), "twenty seven");
}

TEST(DescribedTest, CanChainDescriptions) {
  struct Foo {};
  struct Bar {};

  Described<Foo> f(Foo{}, "foo");
  Described<Bar> b = f.Into(Bar{}, "bar");

  EXPECT_EQ(b.description(), "bar: foo");
}

}  // namespace
}  // namespace borealis