| // __ _____ _____ _____ |
| // __| | __| | | | JSON for Modern C++ (supporting code) |
| // | | |__ | | | | | | version 3.11.3 |
| // |_____|_____|_____|_|___| https://github.com/nlohmann/json |
| // |
| // SPDX-FileCopyrightText: 2013-2023 Niels Lohmann <https://nlohmann.me> |
| // SPDX-License-Identifier: MIT |
| |
| #include "doctest_compatibility.h" |
| |
| #define JSON_TESTS_PRIVATE |
| #include <nlohmann/json.hpp> |
| using nlohmann::json; |
| |
| TEST_CASE("iterators 1") |
| { |
| SECTION("basic behavior") |
| { |
| SECTION("uninitialized") |
| { |
| json::iterator it; |
| CHECK(it.m_object == nullptr); |
| |
| json::const_iterator cit; |
| CHECK(cit.m_object == nullptr); |
| } |
| |
| SECTION("boolean") |
| { |
| json j = true; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| it--; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| --it; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it = j_const.begin(); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| it--; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| --it; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it = j.cbegin(); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| it--; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| --it; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it = j_const.cbegin(); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| it--; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| --it; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| it--; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| --it; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| it--; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| --it; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| it--; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| --it; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("additional tests") |
| { |
| SECTION("!(begin != begin)") |
| { |
| CHECK(!(j.begin() != j.begin())); |
| } |
| |
| SECTION("!(end != end)") |
| { |
| CHECK(!(j.end() != j.end())); |
| } |
| |
| SECTION("begin < end") |
| { |
| CHECK(j.begin() < j.end()); |
| } |
| |
| SECTION("begin <= end") |
| { |
| CHECK(j.begin() <= j.end()); |
| } |
| |
| SECTION("end > begin") |
| { |
| CHECK(j.end() > j.begin()); |
| } |
| |
| SECTION("end >= begin") |
| { |
| CHECK(j.end() >= j.begin()); |
| } |
| |
| SECTION("end == end") |
| { |
| CHECK(j.end() == j.end()); |
| } |
| |
| SECTION("end <= end") |
| { |
| CHECK(j.end() <= j.end()); |
| } |
| |
| SECTION("begin == begin") |
| { |
| CHECK(j.begin() == j.begin()); |
| } |
| |
| SECTION("begin <= begin") |
| { |
| CHECK(j.begin() <= j.begin()); |
| } |
| |
| SECTION("begin >= begin") |
| { |
| CHECK(j.begin() >= j.begin()); |
| } |
| |
| SECTION("!(begin == end)") |
| { |
| CHECK(!(j.begin() == j.end())); |
| } |
| |
| SECTION("begin != end") |
| { |
| CHECK(j.begin() != j.end()); |
| } |
| |
| SECTION("begin+1 == end") |
| { |
| CHECK(j.begin() + 1 == j.end()); |
| } |
| |
| SECTION("begin == end-1") |
| { |
| CHECK(j.begin() == j.end() - 1); |
| } |
| |
| SECTION("begin != end+1") |
| { |
| CHECK(j.begin() != j.end() + 1); |
| } |
| |
| SECTION("end != end+1") |
| { |
| CHECK(j.end() != j.end() + 1); |
| } |
| |
| SECTION("begin+1 != begin+2") |
| { |
| CHECK(j.begin() + 1 != j.begin() + 2); |
| } |
| |
| SECTION("begin+1 < begin+2") |
| { |
| CHECK(j.begin() + 1 < j.begin() + 2); |
| } |
| |
| SECTION("begin+1 <= begin+2") |
| { |
| CHECK(j.begin() + 1 <= j.begin() + 2); |
| } |
| |
| SECTION("end+1 != end+2") |
| { |
| CHECK(j.end() + 1 != j.end() + 2); |
| } |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json(true)); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json(true)); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| |
| SECTION("string") |
| { |
| json j = "hello world"; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| it--; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| --it; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it = j_const.begin(); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| it--; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| --it; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it = j.cbegin(); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| it--; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| --it; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it = j_const.cbegin(); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| it--; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| --it; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| it--; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| --it; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| it--; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| --it; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| it--; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| --it; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json("hello world")); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json("hello world")); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| |
| SECTION("array") |
| { |
| json j = {1, 2, 3}; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it_begin = j.begin(); |
| json::iterator it_end = j.end(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it_begin = j_const.begin(); |
| json::const_iterator it_end = j_const.end(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j_const[0]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const[2]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j.cbegin(); |
| json::const_iterator it_end = j.cend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j_const.cbegin(); |
| json::const_iterator it_end = j_const.cend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it_begin = j.rbegin(); |
| json::reverse_iterator it_end = j.rend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it_begin = j.crbegin(); |
| json::const_reverse_iterator it_end = j.crend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it_begin = j_const.crbegin(); |
| json::const_reverse_iterator it_end = j_const.crend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j[2]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[1]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j[0]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json(1)); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json(1)); |
| } |
| } |
| |
| SECTION("object") |
| { |
| json j = {{"A", 1}, {"B", 2}, {"C", 3}}; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it_begin = j.begin(); |
| json::iterator it_end = j.end(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j["A"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["C"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it_begin = j_const.begin(); |
| json::const_iterator it_end = j_const.end(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j_const["A"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const["C"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j.cbegin(); |
| json::const_iterator it_end = j.cend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j["A"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["C"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j_const.cbegin(); |
| json::const_iterator it_end = j_const.cend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j_const["A"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j_const["C"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it_begin = j.rbegin(); |
| json::reverse_iterator it_end = j.rend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j["C"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["A"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it_begin = j.crbegin(); |
| json::const_reverse_iterator it_end = j.crend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j["C"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["A"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it_begin = j_const.crbegin(); |
| json::const_reverse_iterator it_end = j_const.crend(); |
| |
| auto it = it_begin; |
| CHECK(it != it_end); |
| CHECK(*it == j["C"]); |
| |
| it++; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["B"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it != it_end); |
| CHECK(*it == j["A"]); |
| |
| ++it; |
| CHECK(it != it_begin); |
| CHECK(it == it_end); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK(it.key() == "A"); |
| CHECK(it.value() == json(1)); |
| CHECK(cit.key() == "A"); |
| CHECK(cit.value() == json(1)); |
| } |
| } |
| |
| SECTION("number (integer)") |
| { |
| json j = 23; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| it--; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| --it; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it = j_const.begin(); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| it--; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| --it; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it = j.cbegin(); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| it--; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| --it; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it = j_const.cbegin(); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| it--; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| --it; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| it--; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| --it; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| it--; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| --it; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| it--; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| --it; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json(23)); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json(23)); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| |
| SECTION("number (unsigned)") |
| { |
| json j = 23u; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| it--; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| --it; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it = j_const.begin(); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| it--; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| --it; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it = j.cbegin(); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| it--; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| --it; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it = j_const.cbegin(); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| it--; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| --it; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| it--; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| --it; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| it--; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| --it; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| it--; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| --it; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json(23)); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json(23)); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| |
| SECTION("number (float)") |
| { |
| json j = 23.42; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| it--; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.begin()); |
| CHECK(it == j.end()); |
| |
| --it; |
| CHECK(it == j.begin()); |
| CHECK(it != j.end()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it = j_const.begin(); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| it--; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.begin()); |
| CHECK(it == j_const.end()); |
| |
| --it; |
| CHECK(it == j_const.begin()); |
| CHECK(it != j_const.end()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it = j.cbegin(); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| it--; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.cbegin()); |
| CHECK(it == j.cend()); |
| |
| --it; |
| CHECK(it == j.cbegin()); |
| CHECK(it != j.cend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it = j_const.cbegin(); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| it--; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.cbegin()); |
| CHECK(it == j_const.cend()); |
| |
| --it; |
| CHECK(it == j_const.cbegin()); |
| CHECK(it != j_const.cend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| it--; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.rbegin()); |
| CHECK(it == j.rend()); |
| |
| --it; |
| CHECK(it == j.rbegin()); |
| CHECK(it != j.rend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| it++; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| it--; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| |
| ++it; |
| CHECK(it != j.crbegin()); |
| CHECK(it == j.crend()); |
| |
| --it; |
| CHECK(it == j.crbegin()); |
| CHECK(it != j.crend()); |
| CHECK(*it == j); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| it++; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| it--; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| |
| ++it; |
| CHECK(it != j_const.crbegin()); |
| CHECK(it == j_const.crend()); |
| |
| --it; |
| CHECK(it == j_const.crbegin()); |
| CHECK(it != j_const.crend()); |
| CHECK(*it == j_const); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(it.value() == json(23.42)); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK(cit.value() == json(23.42)); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| |
| SECTION("null") |
| { |
| json j = nullptr; |
| json j_const(j); |
| |
| SECTION("json + begin/end") |
| { |
| json::iterator it = j.begin(); |
| CHECK(it == j.end()); |
| } |
| |
| SECTION("const json + begin/end") |
| { |
| json::const_iterator it_begin = j_const.begin(); |
| json::const_iterator it_end = j_const.end(); |
| CHECK(it_begin == it_end); |
| } |
| |
| SECTION("json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j.cbegin(); |
| json::const_iterator it_end = j.cend(); |
| CHECK(it_begin == it_end); |
| } |
| |
| SECTION("const json + cbegin/cend") |
| { |
| json::const_iterator it_begin = j_const.cbegin(); |
| json::const_iterator it_end = j_const.cend(); |
| CHECK(it_begin == it_end); |
| } |
| |
| SECTION("json + rbegin/rend") |
| { |
| json::reverse_iterator it = j.rbegin(); |
| CHECK(it == j.rend()); |
| } |
| |
| SECTION("json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j.crbegin(); |
| CHECK(it == j.crend()); |
| } |
| |
| SECTION("const json + crbegin/crend") |
| { |
| json::const_reverse_iterator it = j_const.crbegin(); |
| CHECK(it == j_const.crend()); |
| } |
| |
| SECTION("key/value") |
| { |
| auto it = j.begin(); |
| auto cit = j_const.cbegin(); |
| CHECK_THROWS_WITH_AS(it.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(it.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(cit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(cit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| |
| auto rit = j.rend(); |
| auto crit = j.crend(); |
| CHECK_THROWS_WITH_AS(rit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(rit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.key(), "[json.exception.invalid_iterator.207] cannot use key() for non-object iterators", json::invalid_iterator&); |
| CHECK_THROWS_WITH_AS(crit.value(), "[json.exception.invalid_iterator.214] cannot get value", json::invalid_iterator&); |
| } |
| } |
| } |
| |
| SECTION("conversion from iterator to const iterator") |
| { |
| SECTION("boolean") |
| { |
| json j = true; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("string") |
| { |
| json j = "hello world"; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("array") |
| { |
| json j = {1, 2, 3}; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("object") |
| { |
| json j = {{"A", 1}, {"B", 2}, {"C", 3}}; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("number (integer)") |
| { |
| json j = 23; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("number (unsigned)") |
| { |
| json j = 23u; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("number (float)") |
| { |
| json j = 23.42; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| SECTION("null") |
| { |
| json j = nullptr; |
| json::const_iterator it = j.begin(); |
| CHECK(it == j.cbegin()); |
| it = j.begin(); |
| CHECK(it == j.cbegin()); |
| } |
| } |
| } |
