boost/libs/json/test/basic_parser.cpp
2021-10-05 21:37:46 +02:00

1565 lines
51 KiB
C++

//
// Copyright (c) 2019 Vinnie Falco (vinnie.falco@gmail.com)
// Copyright (c) 2020 Krystian Stasiowski (sdkrystian@gmail.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)
//
// Official repository: https://github.com/boostorg/json
//
// Test that header file is self-contained.
#include <boost/json/basic_parser_impl.hpp>
#include <memory>
#include <string>
#include <utility>
#include "parse-vectors.hpp"
#include "test.hpp"
#include "test_suite.hpp"
BOOST_JSON_NS_BEGIN
BOOST_STATIC_ASSERT( std::is_nothrow_destructible<basic_parser<int>>::value );
namespace base64 {
std::size_t constexpr
decoded_size(std::size_t n)
{
return n / 4 * 3; // requires n&3==0, smaller
}
signed char const*
get_inverse()
{
static signed char constexpr tab[] = {
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 0-15
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 16-31
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, 62, -1, -1, -1, 63, // 32-47
52, 53, 54, 55, 56, 57, 58, 59, 60, 61, -1, -1, -1, -1, -1, -1, // 48-63
-1, 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, // 64-79
15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, -1, -1, -1, -1, -1, // 80-95
-1, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, // 96-111
41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, -1, -1, -1, -1, -1, // 112-127
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 128-143
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 144-159
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 160-175
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 176-191
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 192-207
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 208-223
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, // 224-239
-1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1, -1 // 240-255
};
return &tab[0];
}
std::pair<std::size_t, std::size_t>
decode(void* dest, char const* src, std::size_t len)
{
char* out = static_cast<char*>(dest);
auto in = reinterpret_cast<unsigned char const*>(src);
unsigned char c3[3], c4[4];
int i = 0;
int j = 0;
auto const inverse = base64::get_inverse();
while(len-- && *in != '=')
{
auto const v = inverse[*in];
if(v == -1)
break;
++in;
c4[i] = v;
if(++i == 4)
{
c3[0] = (c4[0] << 2) + ((c4[1] & 0x30) >> 4);
c3[1] = ((c4[1] & 0xf) << 4) + ((c4[2] & 0x3c) >> 2);
c3[2] = ((c4[2] & 0x3) << 6) + c4[3];
for(i = 0; i < 3; i++)
*out++ = c3[i];
i = 0;
}
}
if(i)
{
c3[0] = ( c4[0] << 2) + ((c4[1] & 0x30) >> 4);
c3[1] = ((c4[1] & 0xf) << 4) + ((c4[2] & 0x3c) >> 2);
c3[2] = ((c4[2] & 0x3) << 6) + c4[3];
for(j = 0; j < i - 1; j++)
*out++ = c3[j];
}
return {out - static_cast<char*>(dest),
in - reinterpret_cast<unsigned char const*>(src)};
}
} // base64
namespace {
bool
validate( string_view s )
{
// Parse with the null parser and return false on error
null_parser p;
error_code ec;
p.write( s.data(), s.size(), ec );
if( ec )
return false;
// The string is valid JSON.
return true;
}
parse_options
make_options(
bool comments,
bool commas,
bool utf8)
{
parse_options opt;
opt.allow_comments = comments;
opt.allow_trailing_commas = commas;
opt.allow_invalid_utf8 = utf8;
return opt;
}
} // (anon)
class basic_parser_test
{
public:
::test_suite::log_type log;
void
grind_one(
string_view s,
bool good,
parse_options po)
{
error_code ec;
fail_parser p(po);
p.write(false,
s.data(), s.size(), ec);
BOOST_TEST((good && !ec) ||
(! good && ec));
}
void
grind_one(
string_view s,
bool good,
const std::vector<parse_options>& configs)
{
for (const parse_options& po : configs)
grind_one(s, good, po);
}
void
grind(
string_view s,
bool good,
parse_options po)
{
grind_one(s, good, po);
// split/errors matrix
if(! s.empty())
{
for(std::size_t i = 1;
i < s.size(); ++i)
{
for(std::size_t j = 1;;++j)
{
error_code ec;
fail_parser p(j, po);
p.write(true, s.data(), i, ec);
if(ec == error::test_failure)
continue;
if(! ec)
{
p.write(false, s.data() + i,
s.size() - i, ec);
if(ec == error::test_failure)
continue;
}
BOOST_TEST((good && !ec) || (
! good && ec));
break;
}
}
}
// split/exceptions matrix
if(! s.empty())
{
for(std::size_t i = 1;
i < s.size(); ++i)
{
for(std::size_t j = 1;;++j)
{
error_code ec;
throw_parser p(j, po);
try
{
p.write(
true, s.data(), i, ec);
if(! ec)
p.write(
false, s.data() + i,
s.size() - i, ec);
BOOST_TEST((good && !ec) || (
! good && ec));
break;
}
catch(test_exception const&)
{
continue;
}
catch(std::exception const& e)
{
BOOST_TEST_FAIL();
log << " " <<
e.what() << std::endl;
}
}
}
}
}
void
grind(
string_view s,
bool good,
const std::vector<parse_options>& configs)
{
for (const parse_options& po : configs)
grind(s, good, po);
}
void
bad(string_view s)
{
grind(s, false, parse_options());
}
void
good(string_view s)
{
grind(s, true, parse_options());
}
void
bad(
string_view s,
const parse_options& po)
{
grind(s, false, po);
}
void
good(
string_view s,
const parse_options& po)
{
grind(s, true, po);
}
void
bad_one(
string_view s,
const parse_options& po)
{
grind_one(s, false, po);
}
void
good_one(
string_view s,
const parse_options& po)
{
grind_one(s, true, po);
}
void
bad_one(string_view s)
{
grind_one(s, false, parse_options());
}
void
good_one(string_view s)
{
grind_one(s, true, parse_options());
}
//------------------------------------------------------
void
testNull()
{
good("null");
good(" null");
good("null ");
good("\tnull");
good("null\t");
good("\r\n\t null\r\n\t ");
bad ("n ");
bad ("nu ");
bad ("nul ");
bad ("n--- ");
bad ("nu-- ");
bad ("nul- ");
bad ("NULL");
bad ("Null");
bad ("nulls");
}
void
testBoolean()
{
good("true");
good(" true");
good("true ");
good("\ttrue");
good("true\t");
good("\r\n\t true\r\n\t ");
bad ("t ");
bad ("tr ");
bad ("tru ");
bad ("t--- ");
bad ("tr-- ");
bad ("tru- ");
bad ("TRUE");
bad ("True");
bad ("truer");
good("false");
good(" false");
good("false ");
good("\tfalse");
good("false\t");
good("\r\n\t false\r\n\t ");
bad ("f ");
bad ("fa ");
bad ("fal ");
bad ("fals ");
bad ("f---- ");
bad ("fa--- ");
bad ("fal-- ");
bad ("fals- ");
bad ("FALSE");
bad ("False");
bad ("falser");
}
void
testString()
{
good(R"jv( "x" )jv");
good(R"jv( "xy" )jv");
good(R"jv( "x y" )jv");
// escapes
good(R"jv(" \" ")jv");
good(R"jv(" \\ ")jv");
good(R"jv(" \/ ")jv");
good(R"jv(" \b ")jv");
good(R"jv(" \f ")jv");
good(R"jv(" \n ")jv");
good(R"jv(" \r ")jv");
good(R"jv(" \t ")jv");
// utf-16 escapes
good(R"jv( " \u0000 " )jv");
good(R"jv( " \ud7ff " )jv");
good(R"jv( " \ue000 " )jv");
good(R"jv( " \uffff " )jv");
good(R"jv( " \ud800\udc00 " )jv");
good(R"jv( " \udbff\udfff " )jv");
good(R"jv( " \n\u0000 " )jv");
// escape in key
good(R"jv( {" \n":null} )jv");
// incomplete
bad ("\"");
// illegal control character
bad ({ "\"" "\x00" "\"", 3 });
bad ("\"" "\x1f" "\"");
bad ("\"" "\\n" "\x1f" "\"");
// incomplete escape
bad (R"jv( "\" )jv");
// invalid escape
bad (R"jv( "\z" )jv");
// utf-16 escape, fast path,
// invalid surrogate
bad (R"jv( " \u---- " )jv");
bad (R"jv( " \ud--- " )jv");
bad (R"jv( " \ud8-- " )jv");
bad (R"jv( " \ud80- " )jv");
// invalid low surrogate
bad (R"jv( " \ud800------ " )jv");
bad (R"jv( " \ud800\----- " )jv");
bad (R"jv( " \ud800\u---- " )jv");
bad (R"jv( " \ud800\ud--- " )jv");
bad (R"jv( " \ud800\udc-- " )jv");
bad (R"jv( " \ud800\udc0- " )jv");
// illegal leading surrogate
bad (R"jv( " \udc00 " )jv");
bad (R"jv( " \udfff " )jv");
// illegal trailing surrogate
bad (R"jv( " \ud800\udbff " )jv");
bad (R"jv( " \ud800\ue000 " )jv");
}
void
testNumber()
{
good("0");
good("0 ");
good("0e0 ");
good("0E0 ");
good("0e00 ");
good("0E01 ");
good("0e+0 ");
good("0e-0 ");
good("0.0 ");
good("0.01 ");
good("0.0e0 ");
good("0.01e+0 ");
good("0.02E-0 ");
good("1 ");
good("12 ");
good("1e0 ");
good("1E0 ");
good("1e00 ");
good("1E01 ");
good("1e+0 ");
good("1e-0 ");
good("1.0 ");
good("1.01 ");
good("1.0e0 ");
good("1.01e+0 ");
good("1.02E-0 ");
good("1.0");
good("-0 ");
good("-0e0 ");
good("-0E0 ");
good("-0e00 ");
good("-0E01 ");
good("-0e+0 ");
good("-0e-0 ");
good("-0.0 ");
good("-0.01 ");
good("-0.0e0 ");
good("-0.01e+0 ");
good("-0.02E-0 ");
good("-1 ");
good("-12 ");
good("-1 ");
good("-1e0 ");
good("-1E0 ");
good("-1e00 ");
good("-1E01 ");
good("-1e+0 ");
good("-1e-0 ");
good("-1.0 ");
good("-1.01 ");
good("-1.0e0 ");
good("-1.01e+0 ");
good("-1.02E-0 ");
good("-1.0");
good("1.1e309 ");
good("9223372036854775807 ");
good("-9223372036854775807 ");
good("18446744073709551615 ");
good("-18446744073709551615 ");
good("1234567890123456");
good("-1234567890123456");
good("10000000000000000000000000");
good("0.900719925474099178 ");
// non-significant digits
good("1000000000000000000000000 ");
good("1000000000000000000000000e1 ");
good("1000000000000000000000000.0 ");
good("1000000000000000000000000.00 ");
good("1000000000000000000000000.000000000001");
good("1000000000000000000000000.0e1 ");
good("1000000000000000000000000.0 ");
good("1000000000.1000000000 ");
bad("");
bad("- ");
bad("00 ");
bad("01 ");
bad("00. ");
bad("00.0 ");
bad("-00 ");
bad("-01 ");
bad("-00. ");
bad("-00.0 ");
bad("1a ");
bad("-a ");
bad(". ");
bad("1. ");
bad("1+ ");
bad("0.0+ ");
bad("0.0e+ ");
bad("0.0e- ");
bad("0.0e0- ");
bad("0.0e ");
bad("1eX ");
bad("1000000000000000000000000.e ");
bad("0.");
bad("0.0e+");
bad("0.0e2147483648");
}
void
testArray()
{
good("[]");
good("[ ]");
good("[ \t ]");
good("[ \"\" ]");
good("[ \" \" ]");
good("[ \"x\" ]");
good("[ \"x\", \"y\" ]");
good("[1,2,3]");
good(" [1,2,3]");
good("[1,2,3] ");
good(" [1,2,3] ");
good("[1,2,3]");
good("[ 1,2,3]");
good("[1 ,2,3]");
good("[1, 2,3]");
good("[1,2 ,3]");
good("[1,2, 3]");
good("[1,2,3 ]");
good(" [ 1 , 2 \t\n , \n3]");
bad ("[");
bad (" [");
bad (" []]");
bad ("[{]");
bad (R"jv( [ null ; 1 ] )jv");
}
void
testObject()
{
good("{}");
good("{ }");
good("{ \t }");
good("{\"x\":null}");
good("{ \"x\":null}");
good("{\"x\" :null}");
good("{\"x\": null}");
good("{\"x\":null }");
good("{ \"x\" : null }");
good("{ \"x\" : {} }");
good("{ \"x\" : [] }");
good("{ \"x\" : { \"y\" : null } }");
good("{ \"x\" : [{}] }");
good("{\"x\\ny\\u0022\":null}");
good("{ \"x\":1, \"y\":null}");
good("{\"x\":1,\"y\":2,\"z\":3}");
good(" {\"x\":1,\"y\":2,\"z\":3}");
good("{\"x\":1,\"y\":2,\"z\":3} ");
good(" {\"x\":1,\"y\":2,\"z\":3} ");
good("{ \"x\":1,\"y\":2,\"z\":3}");
good("{\"x\" :1,\"y\":2,\"z\":3}");
good("{\"x\":1 ,\"y\":2,\"z\":3}");
good("{\"x\":1,\"y\" :2,\"z\":3}");
good("{\"x\":1,\"y\": 2,\"z\":3}");
good("{\"x\":1,\"y\":2 ,\"z\":3}");
good("{\"x\":1,\"y\":2, \"z\":3}");
good("{\"x\":1,\"y\":2, \"z\" :3}");
good("{\"x\":1,\"y\":2, \"z\": 3}");
good("{\"x\":1,\"y\":2, \"z\":3 }");
good(" \t { \"x\" \n : 1, \"y\" :2, \"z\" : 3} \n");
good("[{\"x\":[{\"y\":null}]}]");
bad ("{");
bad (" {");
bad (" {}}");
bad ("{{}}");
bad ("{[]}");
bad (R"jv( {"x";null} )jv");
bad (R"jv( {"x":null . "y":0} )jv");
}
void
testParser()
{
auto const check =
[this]( string_view s,
bool done)
{
fail_parser p;
error_code ec;
p.write_some(
true,
s.data(), s.size(),
ec);
if(! BOOST_TEST(! ec))
{
log << " failed to parse: " << s << '\n';
return;
}
BOOST_TEST(done == p.done());
};
// done()
check("{}", true);
check("{} ", true);
check("{}x", true);
check("{} x", true);
check("[]", true);
check("[] ", true);
check("[]x", true);
check("[] x", true);
check("\"a\"", true);
check("\"a\" ", true);
check("\"a\"x", true);
check("\"a\" x", true);
check("0", false);
check("0 ", true);
check("0x", true);
check("0 x", true);
check("0.", false);
check("0.0", false);
check("0.0 ", true);
check("0.0 x", true);
check("true", true);
check("true ", true);
check("truex", true);
check("true x", true);
check("false", true);
check("false ", true);
check("falsex", true);
check("false x", true);
check("null", true);
check("null ", true);
check("nullx", true);
check("null x", true);
// flush
{
{
for(auto esc :
{ "\\\"", "\\\\", "\\/", "\\b",
"\\f", "\\n", "\\r", "\\t", "\\u0000"
})
{
std::string const big =
"\\\"" + std::string(
BOOST_JSON_STACK_BUFFER_SIZE-4, '*') + esc;
std::string const s =
"{\"" + big + "\":\"" + big + "\"}";
good_one(s);
}
}
{
std::string big;
big = "\\\"" +
std::string(
BOOST_JSON_STACK_BUFFER_SIZE+ 1, '*');
std::string s;
s = "{\"" + big + "\":\"" + big + "\"}";
good_one(s);
}
}
// no input
{
error_code ec;
fail_parser p;
p.write(false, nullptr, 0, ec);
BOOST_TEST(ec);
}
}
void
testMembers()
{
fail_parser p;
std::size_t n;
error_code ec;
n = p.write_some(true, "null", 4, ec );
if(BOOST_TEST(! ec))
{
BOOST_TEST(n == 4);
BOOST_TEST(p.done());
n = p.write_some(false, " \t42", 4, ec);
BOOST_TEST(n == 2);
BOOST_TEST(! ec);
}
p.reset();
n = p.write_some(false, "[1,2,3]", 7, ec);
if(BOOST_TEST(! ec))
{
BOOST_TEST(n == 7);
BOOST_TEST(p.done());
}
}
void
testParseVectors()
{
std::vector<parse_options> all_configs =
{
make_options(false, false, true),
make_options(true, false, true),
make_options(false, true, true),
make_options(true, true, true),
make_options(false, false, false),
make_options(true, false, false),
make_options(false, true, false),
make_options(true, true, false)
};
parse_vectors pv;
for(auto const& v : pv)
{
// skip these , because basic_parser
// doesn't have a max_depth setting.
if( v.name == "structure_100000_opening_arrays" ||
v.name == "structure_open_array_object")
{
continue;
}
for (const parse_options& po : all_configs)
{
if(v.result == 'i')
{
error_code ec;
fail_parser p(po);
p.write(
false,
v.text.data(),
v.text.size(),
ec);
if(! ec)
good_one(v.text, po);
else
bad_one(v.text, po);
}
else if(v.result == 'y')
good_one(v.text, po);
else
bad_one(v.text, po);
}
}
}
// https://github.com/boostorg/json/issues/13
void
testIssue13()
{
validate("\"~QQ36644632 {n");
}
void
testIssue20()
{
string_view s =
"WyL//34zOVx1ZDg0ZFx1ZGM4M2RcdWQ4M2RcdWRlM2M4dWRlMTlcdWQ4M2RcdWRlMzlkZWUzOVx1"
"ZDg0ZFx1ZGM4M2RcdWQ4M2RcdWRlMzlcXHVkY2M4M1x1ZDg5ZFx1ZGUzOVx1ZDgzZFx1ZGUzOWRb"
"IGZhbHNlLDMzMzMzMzMzMzMzMzMzMzMzNDMzMzMzMTY1MzczNzMwLDMzMzMzMzMzMzMzMzMzMzMz"
"MzM3ODAsMzMzMzMzMzMzMzM0MzMzMzMxNjUzNzM3MzAsMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMz"
"MzM3ODAsMzMzMzMzMzMzMzMzMzQzMzMzMzE2NTM3MzczMCwzMzMzMzMzMzMzMzMzMzMzMzMzNzgw"
"LDMzMzMzMzM4MzU1MzMwNzQ3NDYwLDMzMTY2NTAwMDAzMzMzMzMwNzQ3MzMzMzMzMzc3OSwzMzMz"
"MzMzMzMzMzMzMzMzNDMzMzMzMzMwNzQ3NDYwLDMzMzMzMzMzMzMzMzMzMzMzMzMzNzgwLDMzMzMz"
"MzMzMzMzMzMzMzA4ODM1NTMzMDc0Mzc4MCwzMzMzMzMzMzMzMzMzMzMwODgzNTUzMzA3NDc0NjAs"
"MzMzMzMzMzMxNjY1MDAwMDMzMzMzNDc0NjAsMzMzMzMzMzMzMzMzMzMzMzMzMzc4MCwzMzMzMzMz"
"MzMzMzM3MzMzMzE2NjUwMDAwMzMzMzMzMDc0NzMzMzMzMzM3NzksMzMzMzMzMzMzMzMzMzMzMzQz"
"MzMzMzMwNzQ3NDYwLDMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzc4MCwzMzMzMzMzMzMzNzgw"
"LDMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0NzQ2MCwzMzE2NjUwMDAwMzMzMzMzMDc0NzMzMzMzMzM3"
"NzksMzMzMzMzMzMzMzMzMzMzMzQzMzMzMzMwNzQ3NDYwLDMzMzMzMzMzMzMzMzMzMzMzMzMzNzgw"
"LDMzMzMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0Mzc4MCwzMzMzMzMzMzMzMzMzMzMzMzMwODgzNTUz"
"MzA3NDM3ODAsMzMzMzMzMzMzMzMzMzMzMDg4MzU1MzMwNzQ3NDYwLDMzMzMzMzMzMzMzMDczMzM3"
"NDc0NjAsMzMzMzMzMzMzMzMzMzMzMzMzNzgwLDMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0NzQ2MCwz"
"MzE2NjUwMDAwMzMzMzMzMDc0NzMzMzMzMzM3NzksMzMzMzMzMzMzMzMzMzMzMzQzMzMzMzMzMDc0"
"NzQ2MCwzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzMzM3ODAsMzMzMzMzMzMzMzMzMzMzMDg4"
"MzU1MzMwNzQzNzgwLDMzMzMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0NzQ2MCwzMzMzMzMzMzMzMzMz"
"MzMzMzM0MjQ3LDMzMzMzMzMzMzMzMzMzMzQzMzMzMzMzMzMzMzMzMzM3MzMzMzQzMzMzMzMzMDc0"
"NzQ2MCwzMzMzMzMzMzMzMzMzMzMzMzMzNzgwLDMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0NzQ2MCwz"
"MzE2NjUwMDAwMzMzMzMzMDc0NzMzMzMzMzM3NzksMzMzMzMzMzMzMzMzMzMzMzQzMzMzMzMwNzQ3"
"NDYwLDMzMzMzMzMzMzMzMzMzMzMzMzMzNzgwLDMzMzMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0Mzc4"
"MCwzMzMzMzMzMzMzMzMzMzMwODgzNTUzMzA3NDc0NjAsMzMzMzMzMzMzLDMzMzMzMzMzMzMzMzMz"
"MzMzMzM3ODAsMzMzMzMzMzMzMzc4MCwzMzMzMzMzMzMzMzMwODgzNTUzMzA3NDc0NjAsMzMxNjY1"
"MDAwMDMzMzMzMzA3NDczMzMzMzMzNzc5LDMzMzMzMzMzMzM3ODAsMzMzMzMzMzgzNTUzMzA3NDc0"
"NjAsMzMxNjY1MDAwMDMzMzMzMzA3NDczMzMzMzMzNzc5LDMzMzMzMzMzMzMzMzMzMzM0MzMzMzMz"
"MzA3NDc0NjAsMzMzMzMzMzMzMzMzMzMzMzMzMzM3ODAsMzMzMzMzMzMzMzMzMzMzMDg4MzU1MzMw"
"NzQzNzgwLDMzMzMzMzMzMzMzMzMzMzA4ODM1NTMzMDc0NzQ2MCwzMzMzMzMzMzE2NjUwMDAwMzMz"
"MzM0NzQ2MCwzMzMzMzMzMzMzMzMzMzMzMzMzNzgwLDMzMzMzMzMzMzMzMzM0MzMzMzMxNjUzNzM3"
"MzAsMzMzMzMzMzMzMzMzMzMzMzMzMzc4MCwzMzMzMzMzODM1NTMzMDc0NzQ2MCwzMzE2NjUwMDAw"
"MzMzMzMzMDc0NzMzMzMzMzM3NzksMzMzMzMzMzMzMzMzMzMzMzQzMzMzMzMzMDc0NzQ2MCwzMzMz"
"MzMzMzMzMzMzMzMzMzMzMzc4MCwzMzMzMzMzMzMzMzMzMzMwODgzNTUzMzA3NDM3ODAsMzMzMzMz"
"MzMzMzMzMzMzMDg4MzU1MzMwNzQ3NDYwLDMzMzMzMzMzMTY2NTAwMDAzMzMzMzQ3NDYwLDMzMzMz"
"MzMzMzMzMzMzMzMzMzM3ODAsMzMzMzMzMzMzMzMzNzMzMzM0MzMzMzMzMzA3NDc0NjAsMzMzMzMz"
"MzMzMzMzMzMzMzMzMzc4MCwzMzMzMzMzMzMzMzMwODgzNTUzMzA3NDc0NjAsMzMxNjY1MDAwMDMz"
"MzMzMzA3NDczMzMzMzMzNzc5LDMzMzMzMzMzMzMzMzMzMzM0MzMzMzNcdWQ4N2RcdWRlZGV1ZGM4"
"ZGUzOVx1ZDg0ZFx1ZGM4M2RcdWQ4OGRcdWRlMzlcdWQ4OWRcdWRlMjM5MzMzZWUzOVxk";
auto const len = base64::decoded_size(s.size());
std::unique_ptr<char[]> p(new char[len]);
base64::decode(
p.get(), s.data(), s.size());
string_view const js(p.get(), len);
BOOST_TEST(! validate(js));
}
void
testIssue113()
{
string_view s =
"\"\\r\\n section id='description'>\\r\\nAll mbers form the uncountable set "
"\\u211D. Among its subsets, relatively simple are the convex sets, each expressed "
"as a range between two real numbers <i>a</i> and <i>b</i> where <i>a</i> \\u2264 <i>"
"b</i>. There are actually four cases for the meaning of \\\"between\\\", depending "
"on open or closed boundary:\\r\\n\\r\\n<ul>\\r\\n <li>[<i>a</i>, <i>b</i>]: {<i>"
"x</i> | <i>a</i> \\u2264 <i>x</i> and <i>x</i> \\u2264 <i>b</i> }</li>\\r\\n <li>"
"(<i>a</i>, <i>b</i>): {<i>x</i> | <i>a</i> < <i>x</i> and <i>x</i> < <i>b</i> }"
"</li>\\r\\n <li>[<i>a</i>, <i>b</i>): {<i>x</i> | <i>a</i> \\u2264 <i>x</i> and "
"<i>x</i> < <i>b</i> }</li>\\r\\n <li>(<i>a</i>, <i>b</i>]: {<i>x</i> | <i>a</i> "
"< <i>x</i> and <i>x</i> \\u2264 <i>b</i> }</li>\\r\\n</ul>\\r\\n\\r\\nNote that "
"if <i>a</i> = <i>b</i>, of the four only [<i>a</i>, <i>a</i>] would be non-empty."
"\\r\\n\\r\\n<strong>Task</strong>\\r\\n\\r\\n<ul>\\r\\n <li>Devise a way to "
"represent any set of real numbers, for the definition of \\\"any\\\" in the "
"implementation notes below.</li>\\r\\n <li>Provide methods for these common "
"set operations (<i>x</i> is a real number; <i>A</i> and <i>B</i> are sets):</li>"
"\\r\\n <ul>\\r\\n <li>\\r\\n <i>x</i> \\u2208 <i>A</i>: determine if <i>"
"x</i> is an element of <i>A</i><br>\\r\\n example: 1 is in [1, 2), while 2, "
"3, ... are not.\\r\\n </li>\\r\\n <li>\\r\\n <i>A</i> \\u222A <i>B</i>: "
"union of <i>A</i> and <i>B</i>, i.e. {<i>x</i> | <i>x</i> \\u2208 <i>A</i> or <i>x"
"</i> \\u2208 <i>B</i>}<br>\\r\\n example: [0, 2) \\u222A (1, 3) = [0, 3); "
"[0, 1) \\u222A (2, 3] = well, [0, 1) \\u222A (2, 3]\\r\\n </li>\\r\\n <li>"
"\\r\\n <i>A</i> \\u2229 <i>B</i>: intersection of <i>A</i> and <i>B</i>, i.e. "
"{<i>x</i> | <i>x</i> \\u2208 <i>A</i> and <i>x</i> \\u2208 <i>B</i>}<br>\\r\\n "
"example: [0, 2) \\u2229 (1, 3) = (1, 2); [0, 1) \\u2229 (2, 3] = empty set\\r\\n "
"</li>\\r\\n <li>\\r\\n <i>A</i> - <i>B</i>: difference between <i>A</i> and "
"<i>B</i>, also written as <i>A</i> \\\\ <i>B</i>, i.e. {<i>x</i> | <i>x</i> \\u2208 "
"<i>A</i> and <i>x</i> \\u2209 <i>B</i>}<br>\\r\\n example: [0, 2) \\u2212 (1, "
"3) = [0, 1]\\r\\n </li>\\r\\n </ul>\\r\\n</ul>\\r\\n</section>\\r\\n\"\n";
good_one(s);
}
class comment_parser
{
struct handler
{
constexpr static std::size_t max_object_size = std::size_t(-1);
constexpr static std::size_t max_array_size = std::size_t(-1);
constexpr static std::size_t max_key_size = std::size_t(-1);
constexpr static std::size_t max_string_size = std::size_t(-1);
std::string captured = "";
bool on_document_begin( error_code& ) { return true; }
bool on_document_end( error_code& ) { return true; }
bool on_object_begin( error_code& ) { return true; }
bool on_object_end( std::size_t, error_code& ) { return true; }
bool on_array_begin( error_code& ) { return true; }
bool on_array_end( std::size_t, error_code& ) { return true; }
bool on_key_part( string_view, std::size_t, error_code& ) { return true; }
bool on_key( string_view, std::size_t, error_code& ) { return true; }
bool on_string_part( string_view, std::size_t, error_code& ) { return true; }
bool on_string( string_view, std::size_t, error_code& ) { return true; }
bool on_number_part( string_view, error_code&) { return true; }
bool on_int64( std::int64_t, string_view, error_code& ) { return true; }
bool on_uint64( std::uint64_t, string_view, error_code& ) { return true; }
bool on_double( double, string_view, error_code& ) { return true; }
bool on_bool( bool, error_code& ) { return true; }
bool on_null( error_code& ) { return true; }
bool on_comment_part( string_view s, error_code& )
{
captured.append(s.data(), s.size());
return true;
}
bool on_comment( string_view s, error_code& )
{
captured.append(s.data(), s.size());
return true;
}
};
basic_parser<handler> p_;
public:
comment_parser()
: p_(make_options(true, false, false))
{
}
std::size_t
write(
char const* data,
std::size_t size,
error_code& ec)
{
auto const n = p_.write_some(
false, data, size, ec);
if(! ec && n < size)
ec = error::extra_data;
return n;
}
string_view
captured() const noexcept
{
return p_.handler().captured;
}
};
void
testComments()
{
parse_options disabled;
parse_options enabled;
enabled.allow_comments = true;
const auto replace_and_test =
[&](string_view s)
{
static std::vector<string_view> comments =
{
"//\n",
"// \n",
"//aaaa\n",
"// aaaa\n",
"// /* \n",
"// /**/ \n",
"/**/",
"/*//*/",
"/*/*/",
"/******/",
"/*** ***/",
"/**aaaa***/",
"/*** aaaa***/"
};
std::string formatted = "";
std::string just_comments = "";
std::size_t guess = std::count(
s.begin(), s.end(), '@') * 12;
formatted.reserve(guess + s.size());
just_comments.reserve(guess);
std::size_t n = 0;
for (char c : s)
{
if (c == '@')
{
string_view com =
comments[((formatted.size() + n) % s.size()) % comments.size()];
formatted.append(com.data(), n = com.size());
just_comments.append(com.data(), com.size());
continue;
}
formatted += c;
}
bad(formatted, disabled);
good(formatted, enabled);
{
// test the handler
comment_parser p;
error_code ec;
p.write( formatted.data(), formatted.size(), ec );
BOOST_TEST(! ec);
BOOST_TEST(p.captured() == just_comments);
}
};
replace_and_test("@1");
replace_and_test("1@");
replace_and_test("@1@");
replace_and_test("[@1]");
replace_and_test("[1@]");
replace_and_test("[1,2@]");
replace_and_test("[1,@2]");
replace_and_test("[1@,2]");
replace_and_test("@[@1@,@2@]@");
replace_and_test("{@\"a\":1}");
replace_and_test("{\"a\"@:1}");
replace_and_test("{\"a\":1@}");
replace_and_test("{\"a\":1@,\"b\":2}");
replace_and_test("{\"a\":1,@\"b\":2}");
replace_and_test("@{@\"a\"@:@1@,@\"b\"@:@2@}");
// no following token
bad("1/", enabled);
// bad second token
bad("1/x", enabled);
// no comment close
bad("1/*", enabled);
bad("1/**", enabled);
bad("[1 //, 2]", enabled);
// just comment
bad("//\n", enabled);
bad("//", enabled);
bad("/**/", enabled);
// no newline at EOF
good("1//", enabled);
}
void
testAllowTrailing()
{
parse_options disabled;
parse_options enabled;
enabled.allow_trailing_commas = true;
bad("[1,]", disabled);
good("[1,]", enabled);
bad("[1,[],]", disabled);
good("[1,[],]", enabled);
bad("[1,{},]", disabled);
good("[1,{},]", enabled);
bad("[1,{\"a\":1,},]", disabled);
good("[1,{\"a\":1,},]", enabled);
bad("{\"a\":1,}", disabled);
good("{\"a\":1,}", enabled);
bad("{\"a\":[1,],}", disabled);
good("{\"a\":[1,],}", enabled);
bad("{\"a\":[],}", disabled);
good("{\"a\":[],}", enabled);
bad("{\"a\":[{}, [1,]],}", disabled);
good("{\"a\":[{}, [1,]],}", enabled);
bad("[[[[[[[],],],],],],]", disabled);
good("[[[[[[[],],],],],],]", enabled);
bad("{\"a\":{\"a\":{\"a\":{\"a\":{\"a\":{\"a\":{},},},},},},}", disabled);
good("{\"a\":{\"a\":{\"a\":{\"a\":{\"a\":{\"a\":{},},},},},},}", enabled);
}
class utf8_parser
{
struct handler
{
constexpr static std::size_t max_object_size = std::size_t(-1);
constexpr static std::size_t max_array_size = std::size_t(-1);
constexpr static std::size_t max_key_size = std::size_t(-1);
constexpr static std::size_t max_string_size = std::size_t(-1);
std::string captured = "";
bool on_document_begin( error_code& ) { return true; }
bool on_document_end( error_code& ) { return true; }
bool on_object_begin( error_code& ) { return true; }
bool on_object_end( std::size_t, error_code& ) { return true; }
bool on_array_begin( error_code& ) { return true; }
bool on_array_end( std::size_t, error_code& ) { return true; }
bool on_key_part( string_view, std::size_t, error_code& ) { return true; }
bool on_key( string_view, std::size_t, error_code& ) { return true; }
bool on_string_part( string_view sv, std::size_t, error_code& )
{
captured.append(sv.data(), sv.size());
return true;
}
bool on_string( string_view sv, std::size_t, error_code& )
{
captured.append(sv.data(), sv.size());
return true;
}
bool on_number_part( string_view, error_code&) { return true; }
bool on_int64( std::int64_t, string_view, error_code& ) { return true; }
bool on_uint64( std::uint64_t, string_view, error_code& ) { return true; }
bool on_double( double, string_view, error_code& ) { return true; }
bool on_bool( bool, error_code& ) { return true; }
bool on_null( error_code& ) { return true; }
bool on_comment_part( string_view, error_code& ) { return true; }
bool on_comment( string_view, error_code& ) { return true; }
};
basic_parser<handler> p_;
public:
utf8_parser()
: p_(parse_options())
{
}
std::size_t
write(
bool more,
char const* data,
std::size_t size,
error_code& ec)
{
auto const n = p_.write_some(
more, data, size, ec);
if(! ec && n < size)
ec = error::extra_data;
return n;
}
string_view
captured() const noexcept
{
return p_.handler().captured;
}
};
void
testUTF8Validation()
{
good("\"\xc2\x80----------\"");
good("\"\xc2\xbf----------\"");
good("\"\xdf\x80----------\"");
good("\"\xdf\xbf----------\"");
good("\"\xcf\x90----------\"");
good("\"\xe0\xa0\x80----------\"");
good("\"\xe0\xa0\xbf----------\"");
good("\"\xe0\xbf\x80----------\"");
good("\"\xe0\xbf\xbf----------\"");
good("\"\xe0\xb0\x90----------\"");
good("\"\xe1\x80\x80----------\"");
good("\"\xe1\xbf\x80----------\"");
good("\"\xec\x80\x80----------\"");
good("\"\xec\xbf\x80----------\"");
good("\"\xe1\x80\xbf----------\"");
good("\"\xe1\xbf\xbf----------\"");
good("\"\xec\x80\xbf----------\"");
good("\"\xec\xbf\xbf----------\"");
good("\"\xe6\x90\x90----------\"");
good("\"\xed\x80\x80----------\"");
good("\"\xed\x80\xbf----------\"");
good("\"\xed\x9f\x80----------\"");
good("\"\xed\x9f\xbf----------\"");
good("\"\xed\x90\x90----------\"");
good("\"\xee\x80\x80----------\"");
good("\"\xee\xbf\x80----------\"");
good("\"\xef\x80\x80----------\"");
good("\"\xef\xbf\x80----------\"");
good("\"\xee\x80\xbf----------\"");
good("\"\xee\xbf\xbf----------\"");
good("\"\xef\x80\xbf----------\"");
good("\"\xef\xbf\xbf----------\"");
good("\"\xee\x90\x90----------\"");
good("\"\xef\x90\x90----------\"");
good("\"\xf0\x90\x80\x80----------\"");
good("\"\xf0\x90\xbf\x80----------\"");
good("\"\xf0\x90\xbf\xbf----------\"");
good("\"\xf0\x90\x80\xbf----------\"");
good("\"\xf0\xbf\x80\x80----------\"");
good("\"\xf0\xbf\xbf\x80----------\"");
good("\"\xf0\xbf\xbf\xbf----------\"");
good("\"\xf0\xbf\x80\xbf----------\"");
good("\"\xf0\xA0\x90\x90----------\"");
good("\"\xf4\x80\x80\x80----------\"");
good("\"\xf4\x80\xbf\x80----------\"");
good("\"\xf4\x80\xbf\xbf----------\"");
good("\"\xf4\x80\x80\xbf----------\"");
good("\"\xf4\x8f\x80\x80----------\"");
good("\"\xf4\x8f\xbf\x80----------\"");
good("\"\xf4\x8f\xbf\xbf----------\"");
good("\"\xf4\x8f\x80\xbf----------\"");
good("\"\xf4\x88\x90\x90----------\"");
good("\"\xf1\x80\x80\x80----------\"");
good("\"\xf1\x80\xbf\x80----------\"");
good("\"\xf1\x80\xbf\xbf----------\"");
good("\"\xf1\x80\x80\xbf----------\"");
good("\"\xf1\xbf\x80\x80----------\"");
good("\"\xf1\xbf\xbf\x80----------\"");
good("\"\xf1\xbf\xbf\xbf----------\"");
good("\"\xf1\xbf\x80\xbf----------\"");
good("\"\xf3\x80\x80\x80----------\"");
good("\"\xf3\x80\xbf\x80----------\"");
good("\"\xf3\x80\xbf\xbf----------\"");
good("\"\xf3\x80\x80\xbf----------\"");
good("\"\xf3\xbf\x80\x80----------\"");
good("\"\xf3\xbf\xbf\x80----------\"");
good("\"\xf3\xbf\xbf\xbf----------\"");
good("\"\xf3\xbf\x80\xbf----------\"");
good("\"\xf2\x90\x90\x90----------\"");
bad("\"\xc0\x80----------\"");
bad("\"\xc2\xc0----------\"");
bad("\"\xef\x80----------\"");
bad("\"\xdf\x70----------\"");
bad("\"\xff\x90----------\"");
bad("\"\xe0\x9f\x80----------\"");
bad("\"\xe0\xa0\xfe----------\"");
bad("\"\xc0\xff\xff----------\"");
bad("\"\xc0\xbf\x76----------\"");
bad("\"\xe0\xde\x90----------\"");
bad("\"\xe1\x80\x7f----------\"");
bad("\"\xe1\x7f\x80----------\"");
bad("\"\xec\xff\x80----------\"");
bad("\"\xef\x7f\x80----------\"");
bad("\"\xe1\x80\xff----------\"");
bad("\"\xe1\xbf\x0f----------\"");
bad("\"\xec\x01\xff----------\"");
bad("\"\xec\xff\xff----------\"");
bad("\"\xe6\x60\x90----------\"");
bad("\"\xed\x7f\x80----------\"");
bad("\"\xed\xa0\xbf----------\"");
bad("\"\xed\xbf\x80----------\"");
bad("\"\xed\x9f\x7f----------\"");
bad("\"\xed\xce\xbf----------\"");
bad("\"\xee\x7f\x80----------\"");
bad("\"\xee\xcc\x80----------\"");
bad("\"\xef\x80\xcc----------\"");
bad("\"\xef\xbf\x0a----------\"");
bad("\"\xee\x50\xbf----------\"");
bad("\"\xee\xef\xbf----------\"");
bad("\"\xef\xf0\xff----------\"");
bad("\"\xef\xaa\xee----------\"");
bad("\"\xc0\x90\x90----------\"");
bad("\"\xc1\x90\x90----------\"");
bad("\"\xff\x90\x80\x80----------\"");
bad("\"\xfe\x90\xbf\x80----------\"");
bad("\"\xfd\x90\xbf\xbf----------\"");
bad("\"\xf0\xff\x80\xbf----------\"");
bad("\"\xf0\xfe\x80\x80----------\"");
bad("\"\xf0\xfd\xbf\x80----------\"");
bad("\"\xf0\x90\x80\xff----------\"");
bad("\"\xf0\x90\x5f\x80----------\"");
bad("\"\xf4\x70\x80\x80----------\"");
bad("\"\xf4\x80\x70\x80----------\"");
bad("\"\xf4\x80\xbf\x70----------\"");
bad("\"\xf4\xce\x80\xbf----------\"");
bad("\"\xf4\x8f\xce\x80----------\"");
bad("\"\xf4\x8f\xbf\xce----------\"");
bad("\"\xf1\x7f\xbf\xbf----------\"");
bad("\"\xf2\x80\x7f\xbf----------\"");
bad("\"\xf3\x80\xbf\xce----------\"");
// utf8 after escape
good("\"\\u0000 \xf3\xbf\x80\xbf\xf3\xbf\x80\xbf\"");
good("\"\\ud7ff\xf4\x80\xbf\xbf \"");
good("\"\\ue000 \xef\xbf\x80\"");
good("\"\xef\xbf\x80 \\uffff \xef\xbf\x80\"");
good("\"\xc2\x80\xc2\x80\xc2\x80\xc2\x80\xc2\x80\\ud800\\udc00 \"");
good("\"\\udbff\\udfff \xe1\x80\xbf \\udbff\\udfff \xe1\x80\xbf\"");
good("\"\\u0000\xe1\x80\xbf \"");
bad("\"\\t\\t\xf4\x70\x80\x80----------\"");
bad("\"\\n\xf4\x80\x70\x80----------\"");
bad("\"\\n\xf4\x80\xbf\x70-\\n\xf4\x80\xbf\x70\"");
const auto check =
[this](string_view expected)
{
good(expected);
for (std::size_t write_size : {2, 4, 8})
{
utf8_parser p;
for(std::size_t i = 0; i < expected.size(); i += write_size)
{
error_code ec;
write_size = (std::min)(write_size, expected.size() - i);
auto more = (i < expected.size() - write_size);
auto written = p.write(more,
expected.data() + i, write_size, ec);
BOOST_TEST(written == write_size);
BOOST_TEST(! ec);
}
BOOST_TEST(p.captured() ==
expected.substr(1, expected.size() - 2));
}
};
check("\"\xd1\x82\"");
check("\"\xd1\x82\xd0\xb5\xd1\x81\xd1\x82\"");
check("\"\xc3\x0b1""and\xc3\xba\"");
}
void
testMaxDepth()
{
{
string_view s = "[[[[[]]]]]";
parse_options opt;
opt.max_depth = 4;
null_parser p(opt);
error_code ec;
p.write(s.data(), s.size(), ec);
BOOST_TEST(ec == error::too_deep);
}
{
string_view s = "[[[[]]], [[[[]]]]]";
parse_options opt;
opt.max_depth = 4;
null_parser p(opt);
error_code ec;
p.write(s.data(), s.size(), ec);
BOOST_TEST(ec == error::too_deep);
}
{
string_view s =
"{\"a\":{\"b\":{\"c\":{}}},\"b\":{\"c\":{\"d\":{\"e\":{}}}}}";
parse_options opt;
opt.max_depth = 4;
null_parser p(opt);
error_code ec;
p.write(s.data(), s.size(), ec);
BOOST_TEST(ec == error::too_deep);
}
{
string_view s =
"{\"a\":{\"b\":{\"c\":{\"d\":{}}}}}";
parse_options opt;
opt.max_depth = 4;
null_parser p(opt);
error_code ec;
p.write(s.data(), s.size(), ec);
BOOST_TEST(ec == error::too_deep);
}
}
class literal_parser
{
struct handler
{
constexpr static std::size_t max_object_size = std::size_t(-1);
constexpr static std::size_t max_array_size = std::size_t(-1);
constexpr static std::size_t max_key_size = std::size_t(-1);
constexpr static std::size_t max_string_size = std::size_t(-1);
std::string captured = "";
bool on_document_begin( error_code& ) { return true; }
bool on_document_end( error_code& ) { return true; }
bool on_object_begin( error_code& ) { return true; }
bool on_object_end( std::size_t, error_code& ) { return true; }
bool on_array_begin( error_code& ) { return true; }
bool on_array_end( std::size_t, error_code& ) { return true; }
bool on_key_part( string_view, std::size_t, error_code& ) { return true; }
bool on_key( string_view, std::size_t, error_code& ) { return true; }
bool on_string_part( string_view, std::size_t, error_code& ) { return true; }
bool on_string( string_view, std::size_t, error_code& ) { return true; }
bool on_number_part( string_view sv, error_code&)
{
captured.append(sv.data(), sv.size());
return true;
}
bool on_int64( std::int64_t, string_view sv, error_code& )
{
captured.append(sv.data(), sv.size());
captured += 's';
return true;
}
bool on_uint64( std::uint64_t, string_view sv, error_code& )
{
captured.append(sv.data(), sv.size());
captured += 'u';
return true;
}
bool on_double( double, string_view sv, error_code& )
{
captured.append(sv.data(), sv.size());
captured += 'd';
return true;
}
bool on_bool( bool, error_code& ) { return true; }
bool on_null( error_code& ) { return true; }
bool on_comment_part( string_view, error_code& ) { return true; }
bool on_comment( string_view, error_code& ) { return true; }
};
basic_parser<handler> p_;
public:
literal_parser()
: p_(make_options(true, false, false))
{
}
std::size_t
write(
bool more,
char const* data,
std::size_t size,
error_code& ec)
{
auto const n = p_.write_some(
more, data, size, ec);
if(! ec && n < size)
ec = error::extra_data;
return n;
}
string_view
captured()
{
return p_.handler().captured;
}
};
void
testNumberLiteral()
{
const auto check =
[](string_view expected)
{
string_view sv = expected;
sv.remove_suffix(1);
for(std::size_t i = 0;
i < sv.size(); ++i)
{
literal_parser p;
error_code ec;
if(i != 0)
{
p.write(true,
sv.data(), i, ec);
}
if(BOOST_TEST(! ec))
{
p.write(false,
sv.data() + i,
sv.size() - i, ec);
}
BOOST_TEST(! ec);
BOOST_TEST(p.captured() == expected);
}
};
check("1s");
check("-1s");
check("0s");
check("0s");
check("123456s");
check("-123456s");
check("9223372036854775808u");
check("1.0d");
check("-1.0d");
check("0.0d");
check("1.0e3d");
check("1e1d");
check("1e+1d");
check("1e-1d");
check("-100000000000000000000000d");
check("100000000000000000000000d");
check("10000000000.10000000000000d");
check("-10000000000.10000000000000d");
check("1000000000000000.0e1000000d");
}
void
testStickyErrors()
{
{
null_parser p;
error_code ec;
p.write("*", 1, ec);
BOOST_TEST(ec);
error_code ec2;
p.write("[]", 2, ec2);
BOOST_TEST(ec2 == ec);
p.reset();
p.write("[]", 2, ec2);
BOOST_TEST(! ec2);
}
// exceptions do not cause UB
{
throw_parser p(1);
try
{
error_code ec;
p.write(false, "null", 4, ec);
BOOST_TEST_FAIL();
}
catch(std::exception const&)
{
error_code ec;
p.write(false, "null", 4, ec);
BOOST_TEST(ec == error::exception);
}
}
}
void
run()
{
testNull();
testBoolean();
testString();
testNumber();
testArray();
testObject();
testParser();
testMembers();
testParseVectors();
testIssue13();
testIssue20();
testIssue113();
testAllowTrailing();
testComments();
testUTF8Validation();
testMaxDepth();
testNumberLiteral();
testStickyErrors();
}
};
TEST_SUITE(basic_parser_test, "boost.json.basic_parser");
BOOST_JSON_NS_END