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split test suite in one file per test case

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Niels 2016-08-04 21:55:47 +02:00
parent 3944ecd470
commit d80329034e
31 changed files with 15291 additions and 14386 deletions
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test/src/unit-class_lexer.cpp Normal file
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/*
__ _____ _____ _____
__| | __| | | | JSON for Modern C++ (test suite)
| | |__ | | | | | | version 2.0.2
|_____|_____|_____|_|___| https://github.com/nlohmann/json
Licensed under the MIT License <http://opensource.org/licenses/MIT>.
Copyright (c) 2013-2016 Niels Lohmann <http://nlohmann.me>.
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal
in the Software without restriction, including without limitation the rights
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
copies of the Software, and to permit persons to whom the Software is
furnished to do so, subject to the following conditions:
The above copyright notice and this permission notice shall be included in all
copies or substantial portions of the Software.
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#include "catch.hpp"
#define private public
#include "json.hpp"
using nlohmann::json;
TEST_CASE("lexer class")
{
SECTION("scan")
{
SECTION("structural characters")
{
CHECK(json::lexer("[").scan() == json::lexer::token_type::begin_array);
CHECK(json::lexer("]").scan() == json::lexer::token_type::end_array);
CHECK(json::lexer("{").scan() == json::lexer::token_type::begin_object);
CHECK(json::lexer("}").scan() == json::lexer::token_type::end_object);
CHECK(json::lexer(",").scan() == json::lexer::token_type::value_separator);
CHECK(json::lexer(":").scan() == json::lexer::token_type::name_separator);
}
SECTION("literal names")
{
CHECK(json::lexer("null").scan() == json::lexer::token_type::literal_null);
CHECK(json::lexer("true").scan() == json::lexer::token_type::literal_true);
CHECK(json::lexer("false").scan() == json::lexer::token_type::literal_false);
}
SECTION("numbers")
{
CHECK(json::lexer("0").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("1").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("2").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("3").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("4").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("5").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("6").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("7").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("8").scan() == json::lexer::token_type::value_number);
CHECK(json::lexer("9").scan() == json::lexer::token_type::value_number);
}
SECTION("whitespace")
{
// result is end_of_input, because not token is following
CHECK(json::lexer(" ").scan() == json::lexer::token_type::end_of_input);
CHECK(json::lexer("\t").scan() == json::lexer::token_type::end_of_input);
CHECK(json::lexer("\n").scan() == json::lexer::token_type::end_of_input);
CHECK(json::lexer("\r").scan() == json::lexer::token_type::end_of_input);
CHECK(json::lexer(" \t\n\r\n\t ").scan() == json::lexer::token_type::end_of_input);
}
}
SECTION("token_type_name")
{
CHECK(json::lexer::token_type_name(json::lexer::token_type::uninitialized) == "<uninitialized>");
CHECK(json::lexer::token_type_name(json::lexer::token_type::literal_true) == "true literal");
CHECK(json::lexer::token_type_name(json::lexer::token_type::literal_false) == "false literal");
CHECK(json::lexer::token_type_name(json::lexer::token_type::literal_null) == "null literal");
CHECK(json::lexer::token_type_name(json::lexer::token_type::value_string) == "string literal");
CHECK(json::lexer::token_type_name(json::lexer::token_type::value_number) == "number literal");
CHECK(json::lexer::token_type_name(json::lexer::token_type::begin_array) == "'['");
CHECK(json::lexer::token_type_name(json::lexer::token_type::begin_object) == "'{'");
CHECK(json::lexer::token_type_name(json::lexer::token_type::end_array) == "']'");
CHECK(json::lexer::token_type_name(json::lexer::token_type::end_object) == "'}'");
CHECK(json::lexer::token_type_name(json::lexer::token_type::name_separator) == "':'");
CHECK(json::lexer::token_type_name(json::lexer::token_type::value_separator) == "','");
CHECK(json::lexer::token_type_name(json::lexer::token_type::parse_error) == "<parse error>");
CHECK(json::lexer::token_type_name(json::lexer::token_type::end_of_input) == "end of input");
}
SECTION("parse errors on first character")
{
for (int c = 1; c < 128; ++c)
{
auto s = std::string(1, c);
switch (c)
{
// single characters that are valid tokens
case ('['):
case (']'):
case ('{'):
case ('}'):
case (','):
case (':'):
case ('0'):
case ('1'):
case ('2'):
case ('3'):
case ('4'):
case ('5'):
case ('6'):
case ('7'):
case ('8'):
case ('9'):
{
CHECK(json::lexer(s.c_str()).scan() != json::lexer::token_type::parse_error);
break;
}
// whitespace
case (' '):
case ('\t'):
case ('\n'):
case ('\r'):
{
CHECK(json::lexer(s.c_str()).scan() == json::lexer::token_type::end_of_input);
break;
}
// anything else is not expected
default:
{
CHECK(json::lexer(s.c_str()).scan() == json::lexer::token_type::parse_error);
break;
}
}
}
}
SECTION("to_unicode")
{
CHECK(json::lexer::to_unicode(0x1F4A9) == "💩");
CHECK_THROWS_AS(json::lexer::to_unicode(0x200000), std::out_of_range);
CHECK_THROWS_WITH(json::lexer::to_unicode(0x200000), "code points above 0x10FFFF are invalid");
}
}