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/*
* Copyright (c) 2020, the SerenityOS developers.
*
* SPDX-License-Identifier: BSD-2-Clause
*/
#include <LibTest/TestCase.h>
#include <AK/MACAddress.h>
#include <AK/Types.h>
TEST_CASE(should_default_construct)
{
constexpr MACAddress sut {};
static_assert(sut.is_zero());
EXPECT(sut.is_zero());
}
TEST_CASE(should_braces_construct)
{
constexpr MACAddress sut { 1, 2, 3, 4, 5, 6 };
static_assert(!sut.is_zero());
EXPECT(!sut.is_zero());
}
TEST_CASE(should_construct_from_6_octets)
{
constexpr MACAddress sut(1, 2, 3, 4, 5, 6);
static_assert(!sut.is_zero());
EXPECT(!sut.is_zero());
}
TEST_CASE(should_provide_read_access_to_octet_by_index)
{
constexpr auto is_all_expected = [](auto& sut) {
for (auto i = 0u; i < sizeof(MACAddress); ++i) {
if (sut[i] != i + 1) {
return false;
}
}
return true;
};
constexpr MACAddress sut(1, 2, 3, 4, 5, 6);
static_assert(is_all_expected(sut));
for (auto i = 0u; i < sizeof(MACAddress); ++i) {
EXPECT_EQ(i + 1, sut[i]);
}
}
TEST_CASE(should_provide_write_access_to_octet_by_index)
{
constexpr auto sut = [] {
MACAddress m {};
for (auto i = 0u; i < sizeof(MACAddress); ++i) {
m[i] = i + 1;
}
return m;
}();
constexpr MACAddress expected(1, 2, 3, 4, 5, 6);
static_assert(expected == sut);
}
TEST_CASE(should_equality_compare)
{
constexpr MACAddress a(1, 2, 3, 4, 5, 6);
constexpr MACAddress b(1, 2, 3, 42, 5, 6);
static_assert(a == a);
static_assert(a != b);
EXPECT(a == a);
EXPECT(a != b);
}
TEST_CASE(should_string_format)
{
MACAddress sut(1, 2, 3, 4, 5, 6);
EXPECT_EQ("01:02:03:04:05:06", sut.to_string());
}
TEST_CASE(should_make_mac_address_from_string_numbers)
{
auto const sut = MACAddress::from_string("01:02:03:04:05:06");
EXPECT(sut.has_value());
EXPECT_EQ(1, sut.value()[0]);
EXPECT_EQ(2, sut.value()[1]);
EXPECT_EQ(3, sut.value()[2]);
EXPECT_EQ(4, sut.value()[3]);
EXPECT_EQ(5, sut.value()[4]);
EXPECT_EQ(6, sut.value()[5]);
}
TEST_CASE(should_make_mac_address_from_string_letters)
{
auto const sut = MACAddress::from_string("de:ad:be:ee:ee:ef");
EXPECT(sut.has_value());
EXPECT_EQ(u8 { 0xDE }, sut.value()[0]);
EXPECT_EQ(u8 { 0xAD }, sut.value()[1]);
EXPECT_EQ(u8 { 0xBE }, sut.value()[2]);
EXPECT_EQ(u8 { 0xEE }, sut.value()[3]);
EXPECT_EQ(u8 { 0xEE }, sut.value()[4]);
EXPECT_EQ(u8 { 0xEF }, sut.value()[5]);
}
TEST_CASE(should_make_empty_optional_from_bad_string)
{
auto const sut = MACAddress::from_string("bad string");
EXPECT(!sut.has_value());
}
TEST_CASE(should_make_empty_optional_from_out_of_range_values)
{
auto const sut = MACAddress::from_string("de:ad:be:ee:ee:fz");
EXPECT(!sut.has_value());
}
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