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more test cases

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This commit is contained in:
Niels 2015-02-08 17:45:56 +01:00
parent a35d93e980
commit 27eab94ea1
1 changed files with 219 additions and 0 deletions
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219
test/unit.cpp
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@ -1836,4 +1836,223 @@ TEST_CASE("value conversion")
CHECK(json(n) == j);
}
}
SECTION("get a floating-point number (explicit)")
{
json::number_float_t n_reference {42.23};
json j(n_reference);
SECTION("number_float_t")
{
json::number_float_t n = j.get<json::number_float_t>();
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
SECTION("float")
{
float n = j.get<float>();
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
SECTION("double")
{
double n = j.get<double>();
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
SECTION("exception in case of a non-string type")
{
CHECK_THROWS_AS(json(json::value_t::null).get<json::number_float_t>(), std::logic_error);
CHECK_THROWS_AS(json(json::value_t::object).get<json::number_float_t>(), std::logic_error);
CHECK_THROWS_AS(json(json::value_t::array).get<json::number_float_t>(), std::logic_error);
CHECK_THROWS_AS(json(json::value_t::string).get<json::number_float_t>(), std::logic_error);
CHECK_THROWS_AS(json(json::value_t::boolean).get<json::number_float_t>(), std::logic_error);
CHECK_NOTHROW(json(json::value_t::number_integer).get<json::number_float_t>());
}
}
SECTION("get a floating-point number (implicit)")
{
json::number_float_t n_reference {42.23};
json j(n_reference);
SECTION("number_float_t")
{
json::number_float_t n = j;
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
SECTION("float")
{
float n = j;
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
SECTION("double")
{
double n = j;
CHECK(json(n).m_value.number_float == Approx(j.m_value.number_float));
}
}
}
TEST_CASE("element access")
{
SECTION("array")
{
json j = {1, true, nullptr, "string", 42.23, json::object(), {1, 2, 3}};
const json j_const = j;
SECTION("access specified element with bounds checking")
{
SECTION("access within bounds")
{
CHECK(j.at(0) == json(1));
CHECK(j.at(1) == json(true));
CHECK(j.at(2) == json(nullptr));
CHECK(j.at(3) == json("string"));
CHECK(j.at(4) == json(42.23));
CHECK(j.at(5) == json(json::object()));
CHECK(j.at(6) == json({1, 2, 3}));
CHECK(j_const.at(0) == json(1));
CHECK(j_const.at(1) == json(true));
CHECK(j_const.at(2) == json(nullptr));
CHECK(j_const.at(3) == json("string"));
CHECK(j_const.at(4) == json(42.23));
CHECK(j_const.at(5) == json(json::object()));
CHECK(j_const.at(6) == json({1, 2, 3}));
}
SECTION("access outside bounds")
{
CHECK_THROWS_AS(j.at(7), std::out_of_range);
CHECK_THROWS_AS(j_const.at(7), std::out_of_range);
}
SECTION("access on non-array type")
{
SECTION("null")
{
json j_nonarray(json::value_t::null);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
SECTION("boolean")
{
json j_nonarray(json::value_t::boolean);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
SECTION("string")
{
json j_nonarray(json::value_t::string);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
SECTION("object")
{
json j_nonarray(json::value_t::object);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
SECTION("number (integer)")
{
json j_nonarray(json::value_t::number_integer);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
SECTION("number (floating-point)")
{
json j_nonarray(json::value_t::number_float);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray.at(0), std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const.at(0), std::runtime_error);
}
}
}
SECTION("access specified element")
{
SECTION("access within bounds")
{
CHECK(j[0] == json(1));
CHECK(j[1] == json(true));
CHECK(j[2] == json(nullptr));
CHECK(j[3] == json("string"));
CHECK(j[4] == json(42.23));
CHECK(j[5] == json(json::object()));
CHECK(j[6] == json({1, 2, 3}));
CHECK(j_const[0] == json(1));
CHECK(j_const[1] == json(true));
CHECK(j_const[2] == json(nullptr));
CHECK(j_const[3] == json("string"));
CHECK(j_const[4] == json(42.23));
CHECK(j_const[5] == json(json::object()));
CHECK(j_const[6] == json({1, 2, 3}));
}
SECTION("access on non-array type")
{
SECTION("null")
{
json j_nonarray(json::value_t::null);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
SECTION("boolean")
{
json j_nonarray(json::value_t::boolean);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
SECTION("string")
{
json j_nonarray(json::value_t::string);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
SECTION("object")
{
json j_nonarray(json::value_t::object);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
SECTION("number (integer)")
{
json j_nonarray(json::value_t::number_integer);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
SECTION("number (floating-point)")
{
json j_nonarray(json::value_t::number_float);
const json j_nonarray_const(j_nonarray);
CHECK_THROWS_AS(j_nonarray[0], std::runtime_error);
CHECK_THROWS_AS(j_nonarray_const[0], std::runtime_error);
}
}
}
}
}