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@ -166,12 +166,17 @@ TEST(Span, Traits)
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TEST(Span, MutableConstruction)
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{
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struct no_conversion{};
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struct inherited : no_conversion {};
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EXPECT_TRUE(std::is_constructible<epee::span<char>>());
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EXPECT_TRUE((std::is_constructible<epee::span<char>, char*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<char>, const char*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<char>, unsigned char*, std::size_t>()));
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EXPECT_TRUE(std::is_constructible<epee::span<no_conversion>>());
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EXPECT_TRUE((std::is_constructible<epee::span<no_conversion>, no_conversion*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<no_conversion>, inherited*, std::size_t>()));
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EXPECT_TRUE((can_construct<epee::span<char>, std::nullptr_t>()));
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EXPECT_TRUE((can_construct<epee::span<char>, char(&)[1]>()));
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@ -193,12 +198,19 @@ TEST(Span, MutableConstruction)
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TEST(Span, ImmutableConstruction)
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{
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struct no_conversion{};
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struct inherited : no_conversion {};
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EXPECT_TRUE(std::is_constructible<epee::span<const char>>());
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EXPECT_TRUE((std::is_constructible<epee::span<const char>, char*, std::size_t>()));
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EXPECT_TRUE((std::is_constructible<epee::span<const char>, const char*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<const char>, unsigned char*, std::size_t>()));
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EXPECT_TRUE(std::is_constructible<epee::span<const no_conversion>>());
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EXPECT_TRUE((std::is_constructible<epee::span<const no_conversion>, const no_conversion*, std::size_t>()));
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EXPECT_TRUE((std::is_constructible<epee::span<const no_conversion>, no_conversion*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<const no_conversion>, const inherited*, std::size_t>()));
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EXPECT_FALSE((std::is_constructible<epee::span<const no_conversion>, inherited*, std::size_t>()));
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EXPECT_FALSE((can_construct<epee::span<const char>, std::string>()));
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EXPECT_FALSE((can_construct<epee::span<const char>, std::vector<char>>()));
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EXPECT_FALSE((can_construct<epee::span<const char>, const std::vector<char>>()));
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@ -231,7 +243,6 @@ TEST(Span, NoExcept)
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const epee::span<char> clvalue(data);
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EXPECT_TRUE(noexcept(epee::span<char>()));
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EXPECT_TRUE(noexcept(epee::span<char>(nullptr)));
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EXPECT_TRUE(noexcept(epee::span<char>(nullptr, 0)));
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EXPECT_TRUE(noexcept(epee::span<char>(data)));
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EXPECT_TRUE(noexcept(epee::span<char>(lvalue)));
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EXPECT_TRUE(noexcept(epee::span<char>(clvalue)));
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@ -284,6 +295,25 @@ TEST(Span, Writing)
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EXPECT_TRUE(boost::range::equal(expected, span));
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}
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TEST(Span, RemovePrefix)
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{
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const std::array<unsigned, 4> expected{0, 1, 2, 3};
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auto span = epee::to_span(expected);
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EXPECT_EQ(expected.begin(), span.begin());
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EXPECT_EQ(expected.end(), span.end());
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EXPECT_EQ(2u, span.remove_prefix(2));
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EXPECT_EQ(expected.begin() + 2, span.begin());
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EXPECT_EQ(expected.end(), span.end());
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EXPECT_EQ(2u, span.remove_prefix(3));
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EXPECT_EQ(span.begin(), span.end());
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EXPECT_EQ(expected.end(), span.begin());
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EXPECT_EQ(0u, span.remove_prefix(100));
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}
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TEST(Span, ToByteSpan)
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{
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const char expected[] = {56, 44, 11, 5};
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@ -318,6 +348,30 @@ TEST(Span, AsByteSpan)
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);
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}
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TEST(Span, AsMutByteSpan)
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{
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struct some_pod { char value[4]; };
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some_pod actual {};
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auto span = epee::as_mut_byte_span(actual);
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boost::range::iota(span, 1);
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EXPECT_TRUE(
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boost::range::equal(
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std::array<unsigned char, 4>{{1, 2, 3, 4}}, actual.value
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)
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);
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}
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TEST(Span, ToMutSpan)
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{
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std::vector<unsigned> mut;
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mut.resize(4);
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auto span = epee::to_mut_span(mut);
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boost::range::iota(span, 1);
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EXPECT_EQ((std::vector<unsigned>{1, 2, 3, 4}), mut);
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}
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TEST(ToHex, String)
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{
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EXPECT_TRUE(epee::to_hex::string(nullptr).empty());
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@ -330,6 +384,7 @@ TEST(ToHex, String)
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EXPECT_EQ(
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std_to_hex(all_bytes), epee::to_hex::string(epee::to_span(all_bytes))
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);
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}
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TEST(ToHex, Array)
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