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Commit d8032903 by Niels
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split test suite in one file per test case

parent 3944ecd4
Showing with 1340 additions and 8 deletions
Makefile
......@@ -79,7 +79,8 @@ pretty:
--indent-col1-comments --pad-oper --pad-header --align-pointer=type \
--align-reference=type --add-brackets --convert-tabs --close-templates \
--lineend=linux --preserve-date --suffix=none --formatted \
src/json.hpp src/json.hpp.re2c test/src/unit.cpp test/src/fuzz.cpp benchmarks/benchmarks.cpp doc/examples/*.cpp
src/json.hpp src/json.hpp.re2c test/src/*.cpp \
benchmarks/benchmarks.cpp doc/examples/*.cpp
##########################################################################
......
test/CMakeLists.txt
......@@ -3,7 +3,33 @@ set(JSON_UNITTEST_TARGET_NAME "json_unit")
add_executable(${JSON_UNITTEST_TARGET_NAME}
"src/catch.hpp"
"src/unit.cpp"
"src/unit-runner.cpp"
"src/unit-algorithms.cpp"
"src/unit-allocator.cpp"
"src/unit-capacity.cpp"
"src/unit-class_const_iterator.cpp"
"src/unit-class_iterator.cpp"
"src/unit-class_lexer.cpp"
"src/unit-class_parser.cpp"
"src/unit-comparison.cpp"
"src/unit-concepts.cpp"
"src/unit-constructor.cpp"
"src/unit-convenience.cpp"
"src/unit-conversions.cpp"
"src/unit-deserialization.cpp"
"src/unit-element_access.cpp"
"src/unit-inspection.cpp"
"src/unit-iterator_wrapper.cpp"
"src/unit-iterators.cpp"
"src/unit-json_patch.cpp"
"src/unit-json_pointer.cpp"
"src/unit-modifiers.cpp"
"src/unit-pointer_access.cpp"
"src/unit-readme.cpp"
"src/unit-reference_access.cpp"
"src/unit-regression.cpp"
"src/unit-serialization.cpp"
"src/unit-testsuites.cpp"
"src/unit-unicode.cpp"
)
set_target_properties(${JSON_UNITTEST_TARGET_NAME} PROPERTIES
......
test/Makefile
......@@ -3,19 +3,49 @@
##########################################################################
# additional flags
CXXFLAGS += -std=c++11 -Wall -Wextra -pedantic -Weffc++ -Wcast-align -Wcast-qual -Wctor-dtor-privacy -Wdisabled-optimization -Wformat=2 -Winit-self -Wmissing-declarations -Wmissing-include-dirs -Wold-style-cast -Woverloaded-virtual -Wredundant-decls -Wshadow -Wsign-conversion -Wsign-promo -Wstrict-overflow=5 -Wswitch -Wundef -Wno-unused -Wnon-virtual-dtor -Wreorder -Wdeprecated -Wfloat-equal
CXXFLAGS += -std=c++11 -Wall -Wextra -pedantic -Weffc++ -Wcast-align -Wcast-qual -Wctor-dtor-privacy -Wdisabled-optimization -Wformat=2 -Winit-self -Wmissing-declarations -Wmissing-include-dirs -Wold-style-cast -Woverloaded-virtual -Wredundant-decls -Wshadow -Wsign-conversion -Wsign-promo -Wstrict-overflow=5 -Wswitch -Wundef -Wno-unused -Wnon-virtual-dtor -Wreorder -Wdeprecated -Wno-keyword-macro -Wno-float-equal
CPPFLAGS += -I ../src -I .
SOURCES = src/unit-runner.cpp src/unit.cpp
SOURCES = src/unit.cpp \
src/unit-algorithms.cpp \
src/unit-allocator.cpp \
src/unit-capacity.cpp \
src/unit-class_const_iterator.cpp \
src/unit-class_iterator.cpp \
src/unit-class_lexer.cpp \
src/unit-class_parser.cpp \
src/unit-comparison.cpp \
src/unit-concepts.cpp \
src/unit-constructor.cpp \
src/unit-convenience.cpp \
src/unit-conversions.cpp \
src/unit-deserialization.cpp \
src/unit-element_access.cpp \
src/unit-inspection.cpp \
src/unit-iterator_wrapper.cpp \
src/unit-iterators.cpp \
src/unit-json_patch.cpp \
src/unit-json_pointer.cpp \
src/unit-modifiers.cpp \
src/unit-pointer_access.cpp \
src/unit-readme.cpp \
src/unit-reference_access.cpp \
src/unit-regression.cpp \
src/unit-serialization.cpp \
src/unit-unicode.cpp \
src/unit-testsuites.cpp
OBJECTS = $(SOURCES:.cpp=.o)
all: json_unit
json_unit: $(OBJECTS) ../src/json.hpp src/catch.hpp
$(CXX) $(CXXFLAGS) $(LDFLAGS) $(OBJECTS) -o $@
@echo "[CXXLD] $@"
@$(CXX) $(CXXFLAGS) $(LDFLAGS) $(OBJECTS) -o $@
%.o: %.cpp
$(CXX) $(CXXFLAGS) $(CPPFLAGS) -c $< -o $@
%.o: %.cpp ../src/json.hpp src/catch.hpp
@echo "[CXX] $@"
@$(CXX) $(CXXFLAGS) $(CPPFLAGS) -c $< -o $@
clean:
rm -fr json_unit $(OBJECTS)
test/src/unit-runner.cpp → test/src/unit-allocator.cpp
......@@ -26,5 +26,38 @@ OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE.
*/
#define CATCH_CONFIG_MAIN
#include "catch.hpp"
#include "json.hpp"
using nlohmann::json;
// special test case to check if memory is leaked if constructor throws
template<class T>
struct my_allocator : std::allocator<T>
{
template<class... Args>
void construct(T*, Args&& ...)
{
throw std::bad_alloc();
}
};
TEST_CASE("bad_alloc")
{
SECTION("bad_alloc")
{
// create JSON type using the throwing allocator
using my_json = nlohmann::basic_json<std::map,
std::vector,
std::string,
bool,
std::int64_t,
std::uint64_t,
double,
my_allocator>;
// creating an object should throw
CHECK_THROWS_AS(my_json j(my_json::value_t::object), std::bad_alloc);
}
}
test/src/unit-class_lexer.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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");
}
}
test/src/unit-concepts.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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"
#include "json.hpp"
using nlohmann::json;
TEST_CASE("concepts")
{
SECTION("container requirements for json")
{
// X: container class: json
// T: type of objects: json
// a, b: values of type X: json
// TABLE 96 - Container Requirements
// X::value_type must return T
CHECK((std::is_same<json::value_type, json>::value));
// X::reference must return lvalue of T
CHECK((std::is_same<json::reference, json&>::value));
// X::const_reference must return const lvalue of T
CHECK((std::is_same<json::const_reference, const json&>::value));
// X::iterator must return iterator whose value_type is T
CHECK((std::is_same<json::iterator::value_type, json>::value));
// X::iterator must meet the forward iterator requirements
CHECK((std::is_base_of<std::forward_iterator_tag, typename std::iterator_traits<json::iterator>::iterator_category>::value));
// X::iterator must be convertible to X::const_iterator
CHECK((std::is_convertible<json::iterator, json::const_iterator>::value));
// X::const_iterator must return iterator whose value_type is T
CHECK((std::is_same<json::const_iterator::value_type, json>::value));
// X::const_iterator must meet the forward iterator requirements
CHECK((std::is_base_of<std::forward_iterator_tag, typename std::iterator_traits<json::const_iterator>::iterator_category>::value));
// X::difference_type must return a signed integer
CHECK((std::is_signed<json::difference_type>::value));
// X::difference_type must be identical to X::iterator::difference_type
CHECK((std::is_same<json::difference_type, json::iterator::difference_type>::value));
// X::difference_type must be identical to X::const_iterator::difference_type
CHECK((std::is_same<json::difference_type, json::const_iterator::difference_type>::value));
// X::size_type must return an unsigned integer
CHECK((std::is_unsigned<json::size_type>::value));
// X::size_type can represent any non-negative value of X::difference_type
CHECK(std::numeric_limits<json::difference_type>::max() <=
std::numeric_limits<json::size_type>::max());
// the expression "X u" has the post-condition "u.empty()"
{
json u;
CHECK(u.empty());
}
// the expression "X()" has the post-condition "X().empty()"
CHECK(json().empty());
}
SECTION("class json")
{
SECTION("DefaultConstructible")
{
CHECK(std::is_nothrow_default_constructible<json>::value);
}
SECTION("MoveConstructible")
{
CHECK(std::is_nothrow_move_constructible<json>::value);
}
SECTION("CopyConstructible")
{
CHECK(std::is_copy_constructible<json>::value);
}
SECTION("MoveAssignable")
{
CHECK(std::is_nothrow_move_assignable<json>::value);
}
SECTION("CopyAssignable")
{
CHECK(std::is_copy_assignable<json>::value);
}
SECTION("Destructible")
{
CHECK(std::is_nothrow_destructible<json>::value);
}
SECTION("StandardLayoutType")
{
CHECK(std::is_standard_layout<json>::value);
}
}
SECTION("class iterator")
{
SECTION("CopyConstructible")
{
CHECK(std::is_nothrow_copy_constructible<json::iterator>::value);
CHECK(std::is_nothrow_copy_constructible<json::const_iterator>::value);
}
SECTION("CopyAssignable")
{
// STL iterators used by json::iterator don't pass this test in Debug mode
#if !defined(_MSC_VER) || (_ITERATOR_DEBUG_LEVEL == 0)
CHECK(std::is_nothrow_copy_assignable<json::iterator>::value);
CHECK(std::is_nothrow_copy_assignable<json::const_iterator>::value);
#endif
}
SECTION("Destructible")
{
CHECK(std::is_nothrow_destructible<json::iterator>::value);
CHECK(std::is_nothrow_destructible<json::const_iterator>::value);
}
SECTION("Swappable")
{
{
json j {1, 2, 3};
json::iterator it1 = j.begin();
json::iterator it2 = j.end();
std::swap(it1, it2);
CHECK(it1 == j.end());
CHECK(it2 == j.begin());
}
{
json j {1, 2, 3};
json::const_iterator it1 = j.cbegin();
json::const_iterator it2 = j.cend();
std::swap(it1, it2);
CHECK(it1 == j.end());
CHECK(it2 == j.begin());
}
}
}
}
test/src/unit-convenience.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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("convenience functions")
{
SECTION("type name as string")
{
CHECK(json(json::value_t::null).type_name() == "null");
CHECK(json(json::value_t::object).type_name() == "object");
CHECK(json(json::value_t::array).type_name() == "array");
CHECK(json(json::value_t::number_integer).type_name() == "number");
CHECK(json(json::value_t::number_unsigned).type_name() == "number");
CHECK(json(json::value_t::number_float).type_name() == "number");
CHECK(json(json::value_t::boolean).type_name() == "boolean");
CHECK(json(json::value_t::string).type_name() == "string");
CHECK(json(json::value_t::discarded).type_name() == "discarded");
}
SECTION("string escape")
{
CHECK(json::escape_string("\"") == "\\\"");
CHECK(json::escape_string("\\") == "\\\\");
CHECK(json::escape_string("\b") == "\\b");
CHECK(json::escape_string("\f") == "\\f");
CHECK(json::escape_string("\n") == "\\n");
CHECK(json::escape_string("\r") == "\\r");
CHECK(json::escape_string("\t") == "\\t");
CHECK(json::escape_string("\x01") == "\\u0001");
CHECK(json::escape_string("\x02") == "\\u0002");
CHECK(json::escape_string("\x03") == "\\u0003");
CHECK(json::escape_string("\x04") == "\\u0004");
CHECK(json::escape_string("\x05") == "\\u0005");
CHECK(json::escape_string("\x06") == "\\u0006");
CHECK(json::escape_string("\x07") == "\\u0007");
CHECK(json::escape_string("\x08") == "\\b");
CHECK(json::escape_string("\x09") == "\\t");
CHECK(json::escape_string("\x0a") == "\\n");
CHECK(json::escape_string("\x0b") == "\\u000b");
CHECK(json::escape_string("\x0c") == "\\f");
CHECK(json::escape_string("\x0d") == "\\r");
CHECK(json::escape_string("\x0e") == "\\u000e");
CHECK(json::escape_string("\x0f") == "\\u000f");
CHECK(json::escape_string("\x10") == "\\u0010");
CHECK(json::escape_string("\x11") == "\\u0011");
CHECK(json::escape_string("\x12") == "\\u0012");
CHECK(json::escape_string("\x13") == "\\u0013");
CHECK(json::escape_string("\x14") == "\\u0014");
CHECK(json::escape_string("\x15") == "\\u0015");
CHECK(json::escape_string("\x16") == "\\u0016");
CHECK(json::escape_string("\x17") == "\\u0017");
CHECK(json::escape_string("\x18") == "\\u0018");
CHECK(json::escape_string("\x19") == "\\u0019");
CHECK(json::escape_string("\x1a") == "\\u001a");
CHECK(json::escape_string("\x1b") == "\\u001b");
CHECK(json::escape_string("\x1c") == "\\u001c");
CHECK(json::escape_string("\x1d") == "\\u001d");
CHECK(json::escape_string("\x1e") == "\\u001e");
CHECK(json::escape_string("\x1f") == "\\u001f");
}
}
test/src/unit-deserialization.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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"
#include "json.hpp"
using nlohmann::json;
TEST_CASE("deserialization")
{
SECTION("stream")
{
std::stringstream ss;
ss << "[\"foo\",1,2,3,false,{\"one\":1}]";
json j = json::parse(ss);
CHECK(j == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
}
SECTION("string")
{
auto s = "[\"foo\",1,2,3,false,{\"one\":1}]";
json j = json::parse(s);
CHECK(j == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
}
SECTION("operator<<")
{
std::stringstream ss;
ss << "[\"foo\",1,2,3,false,{\"one\":1}]";
json j;
j << ss;
CHECK(j == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
}
SECTION("operator>>")
{
std::stringstream ss;
ss << "[\"foo\",1,2,3,false,{\"one\":1}]";
json j;
ss >> j;
CHECK(j == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
}
SECTION("user-defined string literal")
{
CHECK("[\"foo\",1,2,3,false,{\"one\":1}]"_json == json({"foo", 1, 2, 3, false, {{"one", 1}}}));
}
}
test/src/unit-reference_access.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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"
#include "json.hpp"
using nlohmann::json;
TEST_CASE("reference access")
{
// create a JSON value with different types
json json_types =
{
{"boolean", true},
{
"number", {
{"integer", 42},
{"floating-point", 17.23}
}
},
{"string", "Hello, world!"},
{"array", {1, 2, 3, 4, 5}},
{"null", nullptr}
};
SECTION("reference access to object_t")
{
using test_type = json::object_t;
json value = {{"one", 1}, {"two", 2}};
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_NOTHROW(value.get_ref<json::object_t&>());
CHECK_THROWS(value.get_ref<json::array_t&>());
CHECK_THROWS(value.get_ref<json::string_t&>());
CHECK_THROWS(value.get_ref<json::boolean_t&>());
CHECK_THROWS(value.get_ref<json::number_integer_t&>());
CHECK_THROWS(value.get_ref<json::number_float_t&>());
}
SECTION("const reference access to const object_t")
{
using test_type = json::object_t;
const json value = {{"one", 1}, {"two", 2}};
// this should not compile
// test_type& p1 = value.get_ref<test_type&>();
// check if references are returned correctly
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
}
SECTION("reference access to array_t")
{
using test_type = json::array_t;
json value = {1, 2, 3, 4};
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_THROWS(value.get_ref<json::object_t&>());
CHECK_NOTHROW(value.get_ref<json::array_t&>());
CHECK_THROWS(value.get_ref<json::string_t&>());
CHECK_THROWS(value.get_ref<json::boolean_t&>());
CHECK_THROWS(value.get_ref<json::number_integer_t&>());
CHECK_THROWS(value.get_ref<json::number_float_t&>());
}
SECTION("reference access to string_t")
{
using test_type = json::string_t;
json value = "hello";
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_THROWS(value.get_ref<json::object_t&>());
CHECK_THROWS(value.get_ref<json::array_t&>());
CHECK_NOTHROW(value.get_ref<json::string_t&>());
CHECK_THROWS(value.get_ref<json::boolean_t&>());
CHECK_THROWS(value.get_ref<json::number_integer_t&>());
CHECK_THROWS(value.get_ref<json::number_float_t&>());
}
SECTION("reference access to boolean_t")
{
using test_type = json::boolean_t;
json value = false;
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_THROWS(value.get_ref<json::object_t&>());
CHECK_THROWS(value.get_ref<json::array_t&>());
CHECK_THROWS(value.get_ref<json::string_t&>());
CHECK_NOTHROW(value.get_ref<json::boolean_t&>());
CHECK_THROWS(value.get_ref<json::number_integer_t&>());
CHECK_THROWS(value.get_ref<json::number_float_t&>());
}
SECTION("reference access to number_integer_t")
{
using test_type = json::number_integer_t;
json value = 23;
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_THROWS(value.get_ref<json::object_t&>());
CHECK_THROWS(value.get_ref<json::array_t&>());
CHECK_THROWS(value.get_ref<json::string_t&>());
CHECK_THROWS(value.get_ref<json::boolean_t&>());
CHECK_NOTHROW(value.get_ref<json::number_integer_t&>());
CHECK_THROWS(value.get_ref<json::number_float_t&>());
}
SECTION("reference access to number_float_t")
{
using test_type = json::number_float_t;
json value = 42.23;
// check if references are returned correctly
test_type& p1 = value.get_ref<test_type&>();
CHECK(&p1 == value.get_ptr<test_type*>());
CHECK(p1 == value.get<test_type>());
const test_type& p2 = value.get_ref<const test_type&>();
CHECK(&p2 == value.get_ptr<const test_type*>());
CHECK(p2 == value.get<test_type>());
// check if mismatching references throw correctly
CHECK_THROWS(value.get_ref<json::object_t&>());
CHECK_THROWS(value.get_ref<json::array_t&>());
CHECK_THROWS(value.get_ref<json::string_t&>());
CHECK_THROWS(value.get_ref<json::boolean_t&>());
CHECK_THROWS(value.get_ref<json::number_integer_t&>());
CHECK_NOTHROW(value.get_ref<json::number_float_t&>());
}
}
test/src/unit-serialization.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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"
#include "json.hpp"
using nlohmann::json;
TEST_CASE("serialization")
{
SECTION("operator<<")
{
SECTION("no given width")
{
std::stringstream ss;
json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
ss << j;
CHECK(ss.str() == "[\"foo\",1,2,3,false,{\"one\":1}]");
}
SECTION("given width")
{
std::stringstream ss;
json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
ss << std::setw(4) << j;
CHECK(ss.str() ==
"[\n \"foo\",\n 1,\n 2,\n 3,\n false,\n {\n \"one\": 1\n }\n]");
}
}
SECTION("operator>>")
{
SECTION("no given width")
{
std::stringstream ss;
json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
j >> ss;
CHECK(ss.str() == "[\"foo\",1,2,3,false,{\"one\":1}]");
}
SECTION("given width")
{
std::stringstream ss;
json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
ss.width(4);
j >> ss;
CHECK(ss.str() ==
"[\n \"foo\",\n 1,\n 2,\n 3,\n false,\n {\n \"one\": 1\n }\n]");
}
}
}
test/src/unit-unicode.cpp 0 → 100644
/*
__ _____ _____ _____
__| | __| | | | 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;
#include <fstream>
TEST_CASE("Unicode", "[hide]")
{
SECTION("full enumeration of Unicode code points")
{
// create an escaped string from a code point
const auto codepoint_to_unicode = [](std::size_t cp)
{
// copd points are represented as a six-character sequence: a
// reverse solidus, followed by the lowercase letter u, followed
// by four hexadecimal digits that encode the character's code
// point
std::stringstream ss;
ss << "\\u" << std::setw(4) << std::setfill('0') << std::hex << cp;
return ss.str();
};
// generate all UTF-8 code points; in total, 1112064 code points are
// generated: 0x1FFFFF code points - 2048 invalid values between
// 0xD800 and 0xDFFF.
for (std::size_t cp = 0; cp <= 0x10FFFFu; ++cp)
{
// The Unicode standard permanently reserves these code point
// values for UTF-16 encoding of the high and low surrogates, and
// they will never be assigned a character, so there should be no
// reason to encode them. The official Unicode standard says that
// no UTF forms, including UTF-16, can encode these code points.
if (cp >= 0xD800u and cp <= 0xDFFFu)
{
// if we would not skip these code points, we would get a
// "missing low surrogate" exception
continue;
}
// string to store the code point as in \uxxxx format
std::string escaped_string;
// string to store the code point as unescaped character sequence
std::string unescaped_string;
if (cp < 0x10000u)
{
// code points in the Basic Multilingual Plane can be
// represented with one \\uxxxx sequence
escaped_string = codepoint_to_unicode(cp);
// All Unicode characters may be placed within the quotation
// marks, except for the characters that must be escaped:
// quotation mark, reverse solidus, and the control characters
// (U+0000 through U+001F); we ignore these code points as
// they are checked with codepoint_to_unicode.
if (cp > 0x1f and cp != 0x22 and cp != 0x5c)
{
unescaped_string = json::lexer::to_unicode(cp);
}
}
else
{
// To escape an extended character that is not in the Basic
// Multilingual Plane, the character is represented as a
// 12-character sequence, encoding the UTF-16 surrogate pair
const auto codepoint1 = 0xd800u + (((cp - 0x10000u) >> 10) & 0x3ffu);
const auto codepoint2 = 0xdc00u + ((cp - 0x10000u) & 0x3ffu);
escaped_string = codepoint_to_unicode(codepoint1);
escaped_string += codepoint_to_unicode(codepoint2);
unescaped_string += json::lexer::to_unicode(codepoint1, codepoint2);
}
// all other code points are valid and must not yield parse errors
CAPTURE(cp);
CAPTURE(escaped_string);
CAPTURE(unescaped_string);
json j1, j2, j3, j4;
CHECK_NOTHROW(j1 = json::parse("\"" + escaped_string + "\""));
CHECK_NOTHROW(j2 = json::parse(j1.dump()));
CHECK(j1 == j2);
CHECK_NOTHROW(j3 = json::parse("\"" + unescaped_string + "\""));
CHECK_NOTHROW(j4 = json::parse(j3.dump()));
CHECK(j3 == j4);
}
}
SECTION("read all unicode characters")
{
// read a file with all unicode characters stored as single-character
// strings in a JSON array
std::ifstream f("test/data/json_nlohmann_tests/all_unicode.json");
json j;
CHECK_NOTHROW(j << f);
// the array has 1112064 + 1 elemnts (a terminating "null" value)
// Note: 1112064 = 0x1FFFFF code points - 2048 invalid values between
// 0xD800 and 0xDFFF.
CHECK(j.size() == 1112065);
SECTION("check JSON Pointers")
{
for (auto s : j)
{
// skip non-string JSON values
if (not s.is_string())
{
continue;
}
std::string ptr = s;
// tilde must be followed by 0 or 1
if (ptr == "~")
{
ptr += "0";
}
// JSON Pointers must begin with "/"
ptr = "/" + ptr;
CHECK_NOTHROW(json::json_pointer("/" + ptr));
// check escape/unescape roundtrip
auto escaped = json::json_pointer::escape(ptr);
json::json_pointer::unescape(escaped);
CHECK(escaped == ptr);
}
}
}
SECTION("ignore byte-order-mark")
{
// read a file with a UTF-8 BOM
std::ifstream f("test/data/json_nlohmann_tests/bom.json");
json j;
CHECK_NOTHROW(j << f);
}
SECTION("error for incomplete/wrong BOM")
{
CHECK_THROWS_AS(json::parse("\xef\xbb"), std::invalid_argument);
CHECK_THROWS_AS(json::parse("\xef\xbb\xbb"), std::invalid_argument);
}
}
test/src/unit.cpp
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