Files
beast/test/http/fields.cpp
Vinnie Falco 8c4136bb73 basic_fields refactor (API Change):
* Container interface more closely matches std::vector

* While preserving the invariant that duplicate fields
  with the same case-insensitive name have their order
  preserved.
2017-07-20 08:12:19 -07:00

394 lines
13 KiB
C++

//
// Copyright (c) 2013-2017 Vinnie Falco (vinnie dot falco at gmail dot com)
//
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
//
// Test that header file is self-contained.
#include <beast/http/fields.hpp>
#include <beast/test/test_allocator.hpp>
#include <beast/unit_test/suite.hpp>
#include <boost/lexical_cast.hpp>
namespace beast {
namespace http {
class fields_test : public beast::unit_test::suite
{
public:
template<class Allocator>
using fa_t = basic_fields<Allocator>;
using f_t = fa_t<std::allocator<char>>;
template<class Allocator>
static
void
fill(std::size_t n, basic_fields<Allocator>& f)
{
for(std::size_t i = 1; i<= n; ++i)
f.insert(boost::lexical_cast<std::string>(i), i);
}
template<class U, class V>
static
void
self_assign(U& u, V&& v)
{
u = std::forward<V>(v);
}
template<class Alloc>
static
bool
empty(basic_fields<Alloc> const& f)
{
return f.begin() == f.end();
}
template<class Alloc>
static
std::size_t
size(basic_fields<Alloc> const& f)
{
return std::distance(f.begin(), f.end());
}
void
testMembers()
{
using namespace test;
// compare equal
using equal_t = test::test_allocator<char,
true, true, true, true, true>;
// compare not equal
using unequal_t = test::test_allocator<char,
false, true, true, true, true>;
// construction
{
{
fields f;
BEAST_EXPECT(f.begin() == f.end());
}
{
unequal_t a1;
basic_fields<unequal_t> f{a1};
BEAST_EXPECT(f.get_allocator() == a1);
BEAST_EXPECT(f.get_allocator() != unequal_t{});
}
}
// move construction
{
{
basic_fields<equal_t> f1;
BEAST_EXPECT(f1.get_allocator()->nmove == 0);
f1.insert("1", "1");
BEAST_EXPECT(f1["1"] == "1");
basic_fields<equal_t> f2{std::move(f1)};
BEAST_EXPECT(f2.get_allocator()->nmove == 1);
BEAST_EXPECT(f2["1"] == "1");
BEAST_EXPECT(f1["1"] == "");
}
// allocators equal
{
basic_fields<equal_t> f1;
f1.insert("1", "1");
equal_t a;
basic_fields<equal_t> f2{std::move(f1), a};
BEAST_EXPECT(f2["1"] == "1");
BEAST_EXPECT(f1["1"] == "");
}
{
// allocators unequal
basic_fields<unequal_t> f1;
f1.insert("1", "1");
unequal_t a;
basic_fields<unequal_t> f2{std::move(f1), a};
BEAST_EXPECT(f2["1"] == "1");
}
}
// copy construction
{
{
basic_fields<equal_t> f1;
f1.insert("1", "1");
basic_fields<equal_t> f2{f1};
BEAST_EXPECT(f1.get_allocator() == f2.get_allocator());
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2["1"] == "1");
}
{
basic_fields<unequal_t> f1;
f1.insert("1", "1");
unequal_t a;
basic_fields<unequal_t> f2(f1, a);
BEAST_EXPECT(f1.get_allocator() != f2.get_allocator());
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2["1"] == "1");
}
{
basic_fields<equal_t> f1;
f1.insert("1", "1");
basic_fields<unequal_t> f2(f1);
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2["1"] == "1");
}
{
basic_fields<unequal_t> f1;
f1.insert("1", "1");
equal_t a;
basic_fields<equal_t> f2(f1, a);
BEAST_EXPECT(f2.get_allocator() == a);
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2["1"] == "1");
}
}
// move assignment
{
{
fields f1;
f1.insert("1", "1");
fields f2;
f2 = std::move(f1);
BEAST_EXPECT(f1.begin() == f1.end());
BEAST_EXPECT(f2["1"] == "1");
}
{
// propagate_on_container_move_assignment : true
using pocma_t = test::test_allocator<char,
true, true, true, true, true>;
basic_fields<pocma_t> f1;
f1.insert("1", "1");
basic_fields<pocma_t> f2;
f2 = std::move(f1);
BEAST_EXPECT(f1.begin() == f1.end());
BEAST_EXPECT(f2["1"] == "1");
}
{
// propagate_on_container_move_assignment : false
using pocma_t = test::test_allocator<char,
true, true, false, true, true>;
basic_fields<pocma_t> f1;
f1.insert("1", "1");
basic_fields<pocma_t> f2;
f2 = std::move(f1);
BEAST_EXPECT(f1.begin() == f1.end());
BEAST_EXPECT(f2["1"] == "1");
}
}
// copy assignment
{
{
fields f1;
f1.insert("1", "1");
fields f2;
f2 = f1;
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2["1"] == "1");
basic_fields<equal_t> f3;
f3 = f2;
BEAST_EXPECT(f3["1"] == "1");
}
{
// propagate_on_container_copy_assignment : true
using pocca_t = test::test_allocator<char,
true, true, true, true, true>;
basic_fields<pocca_t> f1;
f1.insert("1", "1");
basic_fields<pocca_t> f2;
f2 = f1;
BEAST_EXPECT(f2["1"] == "1");
}
{
// propagate_on_container_copy_assignment : false
using pocca_t = test::test_allocator<char,
true, false, true, true, true>;
basic_fields<pocca_t> f1;
f1.insert("1", "1");
basic_fields<pocca_t> f2;
f2 = f1;
BEAST_EXPECT(f2["1"] == "1");
}
}
// swap
{
{
// propagate_on_container_swap : true
using pocs_t = test::test_allocator<char,
false, true, true, true, true>;
pocs_t a1, a2;
BEAST_EXPECT(a1 != a2);
basic_fields<pocs_t> f1{a1};
f1.insert("1", "1");
basic_fields<pocs_t> f2{a2};
BEAST_EXPECT(f1.get_allocator() == a1);
BEAST_EXPECT(f2.get_allocator() == a2);
swap(f1, f2);
BEAST_EXPECT(f1.get_allocator() == a2);
BEAST_EXPECT(f2.get_allocator() == a1);
BEAST_EXPECT(f1.begin() == f1.end());
BEAST_EXPECT(f2["1"] == "1");
swap(f1, f2);
BEAST_EXPECT(f1.get_allocator() == a1);
BEAST_EXPECT(f2.get_allocator() == a2);
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2.begin() == f2.end());
}
{
// propagate_on_container_swap : false
using pocs_t = test::test_allocator<char,
true, true, true, false, true>;
pocs_t a1, a2;
BEAST_EXPECT(a1 == a2);
BEAST_EXPECT(a1.id() != a2.id());
basic_fields<pocs_t> f1{a1};
f1.insert("1", "1");
basic_fields<pocs_t> f2{a2};
BEAST_EXPECT(f1.get_allocator() == a1);
BEAST_EXPECT(f2.get_allocator() == a2);
swap(f1, f2);
BEAST_EXPECT(f1.get_allocator().id() == a1.id());
BEAST_EXPECT(f2.get_allocator().id() == a2.id());
BEAST_EXPECT(f1.begin() == f1.end());
BEAST_EXPECT(f2["1"] == "1");
swap(f1, f2);
BEAST_EXPECT(f1.get_allocator().id() == a1.id());
BEAST_EXPECT(f2.get_allocator().id() == a2.id());
BEAST_EXPECT(f1["1"] == "1");
BEAST_EXPECT(f2.begin() == f2.end());
}
}
// operations
{
fields f;
f.insert(field::user_agent, "x");
BEAST_EXPECT(f.count(field::user_agent));
BEAST_EXPECT(f.count(to_string(field::user_agent)));
BEAST_EXPECT(f.count(field::user_agent) == 1);
BEAST_EXPECT(f.count(to_string(field::user_agent)) == 1);
f.insert(field::user_agent, "y");
BEAST_EXPECT(f.count(field::user_agent) == 2);
}
}
void testHeaders()
{
f_t f1;
BEAST_EXPECT(empty(f1));
fill(1, f1);
BEAST_EXPECT(size(f1) == 1);
f_t f2;
f2 = f1;
BEAST_EXPECT(size(f2) == 1);
f2.insert("2", "2");
BEAST_EXPECT(std::distance(f2.begin(), f2.end()) == 2);
f1 = std::move(f2);
BEAST_EXPECT(size(f1) == 2);
BEAST_EXPECT(size(f2) == 0);
f_t f3(std::move(f1));
BEAST_EXPECT(size(f3) == 2);
BEAST_EXPECT(size(f1) == 0);
self_assign(f3, std::move(f3));
BEAST_EXPECT(size(f3) == 2);
BEAST_EXPECT(f2.erase("Not-Present") == 0);
}
void testRFC2616()
{
f_t f;
f.insert("a", "w");
f.insert("a", "x");
f.insert("aa", "y");
f.insert("f", "z");
BEAST_EXPECT(f.count("a") == 2);
}
void testErase()
{
f_t f;
f.insert("a", "w");
f.insert("a", "x");
f.insert("aa", "y");
f.insert("f", "z");
BEAST_EXPECT(size(f) == 4);
f.erase("a");
BEAST_EXPECT(size(f) == 2);
}
void
testContainer()
{
{
// group fields
fields f;
f.insert(field::age, 1);
f.insert(field::body, 2);
f.insert(field::close, 3);
f.insert(field::body, 4);
BEAST_EXPECT(std::next(f.begin(), 0)->name() == field::age);
BEAST_EXPECT(std::next(f.begin(), 1)->name() == field::body);
BEAST_EXPECT(std::next(f.begin(), 2)->name() == field::body);
BEAST_EXPECT(std::next(f.begin(), 3)->name() == field::close);
BEAST_EXPECT(std::next(f.begin(), 0)->name_string() == "Age");
BEAST_EXPECT(std::next(f.begin(), 1)->name_string() == "Body");
BEAST_EXPECT(std::next(f.begin(), 2)->name_string() == "Body");
BEAST_EXPECT(std::next(f.begin(), 3)->name_string() == "Close");
BEAST_EXPECT(std::next(f.begin(), 0)->value() == "1");
BEAST_EXPECT(std::next(f.begin(), 1)->value() == "2");
BEAST_EXPECT(std::next(f.begin(), 2)->value() == "4");
BEAST_EXPECT(std::next(f.begin(), 3)->value() == "3");
BEAST_EXPECT(f.erase(field::body) == 2);
BEAST_EXPECT(std::next(f.begin(), 0)->name_string() == "Age");
BEAST_EXPECT(std::next(f.begin(), 1)->name_string() == "Close");
}
{
// group fields, case insensitive
fields f;
f.insert("a", 1);
f.insert("ab", 2);
f.insert("b", 3);
f.insert("AB", 4);
BEAST_EXPECT(std::next(f.begin(), 0)->name() == field::unknown);
BEAST_EXPECT(std::next(f.begin(), 1)->name() == field::unknown);
BEAST_EXPECT(std::next(f.begin(), 2)->name() == field::unknown);
BEAST_EXPECT(std::next(f.begin(), 3)->name() == field::unknown);
BEAST_EXPECT(std::next(f.begin(), 0)->name_string() == "a");
BEAST_EXPECT(std::next(f.begin(), 1)->name_string() == "ab");
BEAST_EXPECT(std::next(f.begin(), 2)->name_string() == "AB");
BEAST_EXPECT(std::next(f.begin(), 3)->name_string() == "b");
BEAST_EXPECT(std::next(f.begin(), 0)->value() == "1");
BEAST_EXPECT(std::next(f.begin(), 1)->value() == "2");
BEAST_EXPECT(std::next(f.begin(), 2)->value() == "4");
BEAST_EXPECT(std::next(f.begin(), 3)->value() == "3");
BEAST_EXPECT(f.erase("Ab") == 2);
BEAST_EXPECT(std::next(f.begin(), 0)->name_string() == "a");
BEAST_EXPECT(std::next(f.begin(), 1)->name_string() == "b");
}
}
void run() override
{
testMembers();
testHeaders();
testRFC2616();
testErase();
testContainer();
}
};
BEAST_DEFINE_TESTSUITE(fields,http,beast);
} // http
} // beast