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https://github.com/nlohmann/json
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962da00171
An optional parameter for dump() allows to set the character to use for indentation (default: space). In case a JSON value is serialized to an output stream, its fill character is used (and can be set with std::setfill).
97 lines
3.3 KiB
C++
97 lines
3.3 KiB
C++
/*
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__ _____ _____ _____
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__| | __| | | | JSON for Modern C++ (test suite)
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| | |__ | | | | | | version 2.1.1
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|_____|_____|_____|_|___| https://github.com/nlohmann/json
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Licensed under the MIT License <http://opensource.org/licenses/MIT>.
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Copyright (c) 2013-2017 Niels Lohmann <http://nlohmann.me>.
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Permission is hereby granted, free of charge, to any person obtaining a copy
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of this software and associated documentation files (the "Software"), to deal
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in the Software without restriction, including without limitation the rights
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to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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copies of the Software, and to permit persons to whom the Software is
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furnished to do so, subject to the following conditions:
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The above copyright notice and this permission notice shall be included in all
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copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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SOFTWARE.
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*/
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#include "catch.hpp"
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#include "json.hpp"
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using nlohmann::json;
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TEST_CASE("serialization")
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{
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SECTION("operator<<")
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{
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SECTION("no given width")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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ss << j;
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CHECK(ss.str() == "[\"foo\",1,2,3,false,{\"one\":1}]");
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}
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SECTION("given width")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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ss << std::setw(4) << j;
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CHECK(ss.str() ==
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"[\n \"foo\",\n 1,\n 2,\n 3,\n false,\n {\n \"one\": 1\n }\n]");
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}
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SECTION("given fill")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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ss << std::setw(1) << std::setfill('\t') << j;
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CHECK(ss.str() ==
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"[\n\t\"foo\",\n\t1,\n\t2,\n\t3,\n\tfalse,\n\t{\n\t\t\"one\": 1\n\t}\n]");
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}
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}
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SECTION("operator>>")
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{
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SECTION("no given width")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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j >> ss;
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CHECK(ss.str() == "[\"foo\",1,2,3,false,{\"one\":1}]");
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}
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SECTION("given width")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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ss.width(4);
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j >> ss;
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CHECK(ss.str() ==
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"[\n \"foo\",\n 1,\n 2,\n 3,\n false,\n {\n \"one\": 1\n }\n]");
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}
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SECTION("given fill")
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{
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std::stringstream ss;
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json j = {"foo", 1, 2, 3, false, {{"one", 1}}};
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ss.width(1);
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ss.fill('\t');
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j >> ss;
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CHECK(ss.str() ==
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"[\n\t\"foo\",\n\t1,\n\t2,\n\t3,\n\tfalse,\n\t{\n\t\t\"one\": 1\n\t}\n]");
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}
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}
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}
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