| // Copyright (c) 2012 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 "chromeos/network/network_util.h" |
| |
| #include <stddef.h> |
| |
| #include <memory> |
| #include <utility> |
| |
| #include "testing/gtest/include/gtest/gtest.h" |
| #include "third_party/cros_system_api/dbus/service_constants.h" |
| |
| using chromeos::CellularScanResult; |
| using chromeos::network_util::NetmaskToPrefixLength; |
| using chromeos::network_util::PrefixLengthToNetmask; |
| using chromeos::network_util::ParseCellularScanResults; |
| |
| typedef testing::Test NetworkUtilTest; |
| |
| TEST_F(NetworkUtilTest, NetmaskToPrefixLength) { |
| // Valid netmasks |
| EXPECT_EQ(32, NetmaskToPrefixLength("255.255.255.255")); |
| EXPECT_EQ(31, NetmaskToPrefixLength("255.255.255.254")); |
| EXPECT_EQ(30, NetmaskToPrefixLength("255.255.255.252")); |
| EXPECT_EQ(29, NetmaskToPrefixLength("255.255.255.248")); |
| EXPECT_EQ(28, NetmaskToPrefixLength("255.255.255.240")); |
| EXPECT_EQ(27, NetmaskToPrefixLength("255.255.255.224")); |
| EXPECT_EQ(26, NetmaskToPrefixLength("255.255.255.192")); |
| EXPECT_EQ(25, NetmaskToPrefixLength("255.255.255.128")); |
| EXPECT_EQ(24, NetmaskToPrefixLength("255.255.255.0")); |
| EXPECT_EQ(23, NetmaskToPrefixLength("255.255.254.0")); |
| EXPECT_EQ(22, NetmaskToPrefixLength("255.255.252.0")); |
| EXPECT_EQ(21, NetmaskToPrefixLength("255.255.248.0")); |
| EXPECT_EQ(20, NetmaskToPrefixLength("255.255.240.0")); |
| EXPECT_EQ(19, NetmaskToPrefixLength("255.255.224.0")); |
| EXPECT_EQ(18, NetmaskToPrefixLength("255.255.192.0")); |
| EXPECT_EQ(17, NetmaskToPrefixLength("255.255.128.0")); |
| EXPECT_EQ(16, NetmaskToPrefixLength("255.255.0.0")); |
| EXPECT_EQ(15, NetmaskToPrefixLength("255.254.0.0")); |
| EXPECT_EQ(14, NetmaskToPrefixLength("255.252.0.0")); |
| EXPECT_EQ(13, NetmaskToPrefixLength("255.248.0.0")); |
| EXPECT_EQ(12, NetmaskToPrefixLength("255.240.0.0")); |
| EXPECT_EQ(11, NetmaskToPrefixLength("255.224.0.0")); |
| EXPECT_EQ(10, NetmaskToPrefixLength("255.192.0.0")); |
| EXPECT_EQ(9, NetmaskToPrefixLength("255.128.0.0")); |
| EXPECT_EQ(8, NetmaskToPrefixLength("255.0.0.0")); |
| EXPECT_EQ(7, NetmaskToPrefixLength("254.0.0.0")); |
| EXPECT_EQ(6, NetmaskToPrefixLength("252.0.0.0")); |
| EXPECT_EQ(5, NetmaskToPrefixLength("248.0.0.0")); |
| EXPECT_EQ(4, NetmaskToPrefixLength("240.0.0.0")); |
| EXPECT_EQ(3, NetmaskToPrefixLength("224.0.0.0")); |
| EXPECT_EQ(2, NetmaskToPrefixLength("192.0.0.0")); |
| EXPECT_EQ(1, NetmaskToPrefixLength("128.0.0.0")); |
| EXPECT_EQ(0, NetmaskToPrefixLength("0.0.0.0")); |
| // Invalid netmasks |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255.255.255")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255.255.0")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255.256")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255.1")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.240.255")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.0.0.255")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255.255.255.FF")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255,255,255,255")); |
| EXPECT_EQ(-1, NetmaskToPrefixLength("255 255 255 255")); |
| } |
| |
| TEST_F(NetworkUtilTest, PrefixLengthToNetmask) { |
| // Valid Prefix Lengths |
| EXPECT_EQ("255.255.255.255", PrefixLengthToNetmask(32)); |
| EXPECT_EQ("255.255.255.254", PrefixLengthToNetmask(31)); |
| EXPECT_EQ("255.255.255.252", PrefixLengthToNetmask(30)); |
| EXPECT_EQ("255.255.255.248", PrefixLengthToNetmask(29)); |
| EXPECT_EQ("255.255.255.240", PrefixLengthToNetmask(28)); |
| EXPECT_EQ("255.255.255.224", PrefixLengthToNetmask(27)); |
| EXPECT_EQ("255.255.255.192", PrefixLengthToNetmask(26)); |
| EXPECT_EQ("255.255.255.128", PrefixLengthToNetmask(25)); |
| EXPECT_EQ("255.255.255.0", PrefixLengthToNetmask(24)); |
| EXPECT_EQ("255.255.254.0", PrefixLengthToNetmask(23)); |
| EXPECT_EQ("255.255.252.0", PrefixLengthToNetmask(22)); |
| EXPECT_EQ("255.255.248.0", PrefixLengthToNetmask(21)); |
| EXPECT_EQ("255.255.240.0", PrefixLengthToNetmask(20)); |
| EXPECT_EQ("255.255.224.0", PrefixLengthToNetmask(19)); |
| EXPECT_EQ("255.255.192.0", PrefixLengthToNetmask(18)); |
| EXPECT_EQ("255.255.128.0", PrefixLengthToNetmask(17)); |
| EXPECT_EQ("255.255.0.0", PrefixLengthToNetmask(16)); |
| EXPECT_EQ("255.254.0.0", PrefixLengthToNetmask(15)); |
| EXPECT_EQ("255.252.0.0", PrefixLengthToNetmask(14)); |
| EXPECT_EQ("255.248.0.0", PrefixLengthToNetmask(13)); |
| EXPECT_EQ("255.240.0.0", PrefixLengthToNetmask(12)); |
| EXPECT_EQ("255.224.0.0", PrefixLengthToNetmask(11)); |
| EXPECT_EQ("255.192.0.0", PrefixLengthToNetmask(10)); |
| EXPECT_EQ("255.128.0.0", PrefixLengthToNetmask(9)); |
| EXPECT_EQ("255.0.0.0", PrefixLengthToNetmask(8)); |
| EXPECT_EQ("254.0.0.0", PrefixLengthToNetmask(7)); |
| EXPECT_EQ("252.0.0.0", PrefixLengthToNetmask(6)); |
| EXPECT_EQ("248.0.0.0", PrefixLengthToNetmask(5)); |
| EXPECT_EQ("240.0.0.0", PrefixLengthToNetmask(4)); |
| EXPECT_EQ("224.0.0.0", PrefixLengthToNetmask(3)); |
| EXPECT_EQ("192.0.0.0", PrefixLengthToNetmask(2)); |
| EXPECT_EQ("128.0.0.0", PrefixLengthToNetmask(1)); |
| EXPECT_EQ("0.0.0.0", PrefixLengthToNetmask(0)); |
| // Invalid Prefix Lengths |
| EXPECT_EQ("", PrefixLengthToNetmask(-1)); |
| EXPECT_EQ("", PrefixLengthToNetmask(33)); |
| EXPECT_EQ("", PrefixLengthToNetmask(255)); |
| } |
| |
| TEST_F(NetworkUtilTest, ParseScanResults) { |
| base::ListValue list; |
| std::vector<CellularScanResult> scan_results; |
| |
| // Empty list value. |
| EXPECT_TRUE(ParseCellularScanResults(list, &scan_results)); |
| |
| // List contains invalid item. |
| list.AppendInteger(0); |
| EXPECT_FALSE(ParseCellularScanResults(list, &scan_results)); |
| |
| // Scan result has no network id. |
| list.Clear(); |
| auto dict_value = std::make_unique<base::DictionaryValue>(); |
| dict_value->SetString(shill::kStatusProperty, "available"); |
| list.Append(std::move(dict_value)); |
| EXPECT_TRUE(ParseCellularScanResults(list, &scan_results)); |
| EXPECT_TRUE(scan_results.empty()); |
| |
| // Mixed parse results. |
| dict_value = std::make_unique<base::DictionaryValue>(); |
| dict_value->SetString(shill::kNetworkIdProperty, "000001"); |
| dict_value->SetString(shill::kStatusProperty, "unknown"); |
| dict_value->SetString(shill::kTechnologyProperty, "GSM"); |
| list.Append(std::move(dict_value)); |
| |
| dict_value = std::make_unique<base::DictionaryValue>(); |
| dict_value->SetString(shill::kNetworkIdProperty, "000002"); |
| dict_value->SetString(shill::kStatusProperty, "available"); |
| dict_value->SetString(shill::kLongNameProperty, "Long Name"); |
| list.Append(std::move(dict_value)); |
| |
| EXPECT_TRUE(ParseCellularScanResults(list, &scan_results)); |
| EXPECT_EQ(static_cast<size_t>(2), scan_results.size()); |
| EXPECT_EQ("000001", scan_results[0].network_id); |
| EXPECT_EQ("unknown", scan_results[0].status); |
| EXPECT_EQ("GSM", scan_results[0].technology); |
| EXPECT_TRUE(scan_results[0].long_name.empty()); |
| EXPECT_TRUE(scan_results[0].short_name.empty()); |
| |
| EXPECT_EQ("000002", scan_results[1].network_id); |
| EXPECT_EQ("available", scan_results[1].status); |
| EXPECT_EQ("Long Name", scan_results[1].long_name); |
| EXPECT_TRUE(scan_results[1].short_name.empty()); |
| EXPECT_TRUE(scan_results[1].technology.empty()); |
| } |