54adf4ad3f
【主 题】：不从配置文件远端获取 ArduinoJson库 添加到根目录调用 【描 述】： [原因]：防止版本不同 造成bug [过程]： [影响]： 【结 束】 # 类型 包含: # feat：新功能（feature） # fix：修补bug # docs：文档（documentation） # style： 格式（不影响代码运行的变动） # refactor：重构（即不是新增功能，也不是修改bug的代码变动） # test：增加测试 # chore：构建过程或辅助工具的变动
94 lines
2.2 KiB
C++
94 lines
2.2 KiB
C++
// ArduinoJson - https://arduinojson.org
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// Copyright © 2014-2022, Benoit BLANCHON
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// MIT License
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#include <ArduinoJson/StringStorage/StringCopier.hpp>
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#include <catch.hpp>
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using namespace ARDUINOJSON_NAMESPACE;
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TEST_CASE("StringCopier") {
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char buffer[4096];
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SECTION("Works when buffer is big enough") {
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MemoryPool pool(buffer, addPadding(JSON_STRING_SIZE(5)));
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StringCopier str(pool);
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str.startString();
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str.append("hello");
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REQUIRE(str.isValid() == true);
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REQUIRE(str.str() == "hello");
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REQUIRE(pool.overflowed() == false);
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}
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SECTION("Returns null when too small") {
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MemoryPool pool(buffer, sizeof(void*));
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StringCopier str(pool);
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str.startString();
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str.append("hello world!");
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REQUIRE(str.isValid() == false);
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REQUIRE(pool.overflowed() == true);
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}
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SECTION("Increases size of memory pool") {
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MemoryPool pool(buffer, addPadding(JSON_STRING_SIZE(6)));
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StringCopier str(pool);
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str.startString();
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str.save();
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REQUIRE(1 == pool.size());
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REQUIRE(pool.overflowed() == false);
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}
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SECTION("Works when memory pool is 0 bytes") {
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MemoryPool pool(buffer, 0);
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StringCopier str(pool);
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str.startString();
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REQUIRE(str.isValid() == false);
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REQUIRE(pool.overflowed() == true);
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}
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}
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static const char* addStringToPool(MemoryPool& pool, const char* s) {
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StringCopier str(pool);
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str.startString();
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str.append(s);
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return str.save().c_str();
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}
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TEST_CASE("StringCopier::save() deduplicates strings") {
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char buffer[4096];
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MemoryPool pool(buffer, 4096);
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SECTION("Basic") {
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const char* s1 = addStringToPool(pool, "hello");
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const char* s2 = addStringToPool(pool, "world");
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const char* s3 = addStringToPool(pool, "hello");
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REQUIRE(s1 == s3);
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REQUIRE(s2 != s3);
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REQUIRE(pool.size() == 12);
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}
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SECTION("Requires terminator") {
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const char* s1 = addStringToPool(pool, "hello world");
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const char* s2 = addStringToPool(pool, "hello");
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REQUIRE(s2 != s1);
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REQUIRE(pool.size() == 12 + 6);
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}
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SECTION("Don't overrun") {
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const char* s1 = addStringToPool(pool, "hello world");
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const char* s2 = addStringToPool(pool, "wor");
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REQUIRE(s2 != s1);
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REQUIRE(pool.size() == 12 + 4);
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}
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}
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