net/nqe/effective_connection_type_unittest.cc

// Copyright 2016 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 "net/nqe/effective_connection_type.h"

#include <string>

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

namespace net {

namespace {

// Tests that the effective connection type is converted correctly to a
// descriptive string name, and vice-versa.
TEST(EffectiveConnectionTypeTest, NameConnectionTypeConversion) {
  // Initialize |converted_effective_connection_type| to a value other than
  // EFFECTIVE_CONNECTION_TYPE_UNKNOWN, and verify that it is set to
  // EFFECTIVE_CONNECTION_TYPE_UNKNOWN when an invalid effective connection
  // type name is provided.
  EffectiveConnectionType converted_effective_connection_type =
      EFFECTIVE_CONNECTION_TYPE_SLOW_2G;
  EXPECT_FALSE(
      GetEffectiveConnectionTypeForName("InvalidEffectiveConnectionTypeName",
                                        &converted_effective_connection_type));
  EXPECT_EQ(EFFECTIVE_CONNECTION_TYPE_UNKNOWN,
            converted_effective_connection_type);

  // Reset |converted_effective_connection_type| to a value other than
  // EFFECTIVE_CONNECTION_TYPE_UNKNOWN.
  converted_effective_connection_type = EFFECTIVE_CONNECTION_TYPE_SLOW_2G;
  EXPECT_FALSE(GetEffectiveConnectionTypeForName(
      std::string(), &converted_effective_connection_type));
  EXPECT_EQ(EFFECTIVE_CONNECTION_TYPE_UNKNOWN,
            converted_effective_connection_type);

  for (size_t i = 0; i < EFFECTIVE_CONNECTION_TYPE_LAST; ++i) {
    const EffectiveConnectionType effective_connection_type =
        static_cast<EffectiveConnectionType>(i);
    std::string connection_type_name = std::string(
        GetNameForEffectiveConnectionType(effective_connection_type));
    EXPECT_FALSE(connection_type_name.empty());

    EXPECT_TRUE(GetEffectiveConnectionTypeForName(
        connection_type_name, &converted_effective_connection_type));
    EXPECT_EQ(effective_connection_type, converted_effective_connection_type);
  }
}

}  // namespace

}  // namespace net