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// Copyright (C) 2012-2015 Internet Systems Consortium, Inc. ("ISC")
//
// This Source Code Form is subject to the terms of the Mozilla Public
// License, v. 2.0. If a copy of the MPL was not distributed with this
// file, You can obtain one at http://mozilla.org/MPL/2.0/.
#include <config.h>
#include <asiolink/io_address.h>
#include <dhcp/hwaddr.h>
#include <dhcp/dhcp4.h>
#include <exceptions/exceptions.h>
#include <boost/scoped_ptr.hpp>
#include <gtest/gtest.h>
#include <iostream>
#include <sstream>
using namespace std;
using namespace isc;
using namespace isc::dhcp;
using namespace isc::asiolink;
using boost::scoped_ptr;
namespace {
// This test verifies if the constructors are working as expected
// and process passed parameters.
TEST(HWAddrTest, constructor) {
const uint8_t data1[] = {0, 1, 2, 3, 4, 5, 6};
const uint8_t htype = HTYPE_ETHER;
vector<uint8_t> data2(data1, data1 + sizeof(data1));
// Over the limit data
vector<uint8_t> big_data_vector(HWAddr::MAX_HWADDR_LEN + 1, 0);
scoped_ptr<HWAddr> hwaddr1(new HWAddr(data1, sizeof(data1), htype));
scoped_ptr<HWAddr> hwaddr2(new HWAddr(data2, htype));
scoped_ptr<HWAddr> hwaddr3(new HWAddr());
EXPECT_TRUE(data2 == hwaddr1->hwaddr_);
EXPECT_EQ(htype, hwaddr1->htype_);
EXPECT_TRUE(data2 == hwaddr2->hwaddr_);
EXPECT_EQ(htype, hwaddr2->htype_);
EXPECT_EQ(0, hwaddr3->hwaddr_.size());
EXPECT_EQ(htype, hwaddr3->htype_);
// Check that over the limit data length throws exception
EXPECT_THROW(HWAddr(&big_data_vector[0], big_data_vector.size(), HTYPE_ETHER),
BadValue);
// Check that over the limit vector throws exception
EXPECT_THROW(HWAddr(big_data_vector, HTYPE_ETHER), BadValue);
}
// This test checks if the comparison operators are sane.
TEST(HWAddrTest, operators) {
uint8_t data1[] = {0, 1, 2, 3, 4, 5, 6};
uint8_t data2[] = {0, 1, 2, 3, 4};
uint8_t data3[] = {0, 1, 2, 3, 4, 5, 7}; // last digit different
uint8_t data4[] = {0, 1, 2, 3, 4, 5, 6}; // the same as 1
uint8_t htype1 = HTYPE_ETHER;
uint8_t htype2 = HTYPE_FDDI;
scoped_ptr<HWAddr> hw1(new HWAddr(data1, sizeof(data1), htype1));
scoped_ptr<HWAddr> hw2(new HWAddr(data2, sizeof(data2), htype1));
scoped_ptr<HWAddr> hw3(new HWAddr(data3, sizeof(data3), htype1));
scoped_ptr<HWAddr> hw4(new HWAddr(data4, sizeof(data4), htype1));
// MAC address the same as data1 and data4, but different hardware type
scoped_ptr<HWAddr> hw5(new HWAddr(data4, sizeof(data4), htype2));
EXPECT_TRUE(*hw1 == *hw4);
EXPECT_FALSE(*hw1 == *hw2);
EXPECT_FALSE(*hw1 == *hw3);
EXPECT_FALSE(*hw1 != *hw4);
EXPECT_TRUE(*hw1 != *hw2);
EXPECT_TRUE(*hw1 != *hw3);
EXPECT_FALSE(*hw1 == *hw5);
EXPECT_FALSE(*hw4 == *hw5);
EXPECT_TRUE(*hw1 != *hw5);
EXPECT_TRUE(*hw4 != *hw5);
}
// Checks that toText() method produces appropriate text representation
TEST(HWAddrTest, toText) {
uint8_t data[] = {0, 1, 2, 3, 4, 5};
uint8_t htype = 15;
HWAddrPtr hw(new HWAddr(data, sizeof(data), htype));
EXPECT_EQ("hwtype=15 00:01:02:03:04:05", hw->toText());
// In some cases we don't want htype value to be included. Check that
// it can be forced.
EXPECT_EQ("00:01:02:03:04:05", hw->toText(false));
}
TEST(HWAddrTest, stringConversion) {
// Check that an empty vector returns an appropriate string
HWAddr hwaddr;
std::string result = hwaddr.toText();
EXPECT_EQ(std::string("hwtype=1 "), result);
// ... that a single-byte string is OK
hwaddr.hwaddr_.push_back(0xc3);
result = hwaddr.toText();
EXPECT_EQ(std::string("hwtype=1 c3"), result);
// ... and that a multi-byte string works
hwaddr.hwaddr_.push_back(0x7);
hwaddr.hwaddr_.push_back(0xa2);
hwaddr.hwaddr_.push_back(0xe8);
hwaddr.hwaddr_.push_back(0x42);
result = hwaddr.toText();
EXPECT_EQ(std::string("hwtype=1 c3:07:a2:e8:42"), result);
}
// Checks that the HW address can be created from the textual format.
TEST(HWAddrTest, fromText) {
scoped_ptr<HWAddr> hwaddr;
// Create HWAddr from text.
ASSERT_NO_THROW(
hwaddr.reset(new HWAddr(HWAddr::fromText("00:01:A:bc:d:67")));
);
EXPECT_EQ("00:01:0a:bc:0d:67", hwaddr->toText(false));
// HWAddr class should allow empty address.
ASSERT_NO_THROW(
hwaddr.reset(new HWAddr(HWAddr::fromText("")));
);
EXPECT_TRUE(hwaddr->toText(false).empty());
// HWAddr should not allow multiple consecutive colons.
EXPECT_THROW(
hwaddr.reset(new HWAddr(HWAddr::fromText("00::01:00:bc:0d:67"))),
isc::BadValue
);
// There should be no more than two digits per byte of the HW addr.
EXPECT_THROW(
hwaddr.reset(new HWAddr(HWAddr::fromText("00:01:00A:bc:0d:67"))),
isc::BadValue
);
}
// Checks that 16 bits values can be stored in HWaddr
TEST(HWAddrTest, 16bits) {
uint8_t data[] = {0, 1, 2, 3, 4, 5};
uint16_t htype = 257;
HWAddrPtr hw(new HWAddr(data, sizeof(data), htype));
EXPECT_EQ("hwtype=257 00:01:02:03:04:05", hw->toText());
}
} // end of anonymous namespace
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