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Moved ancillary files to extras/ (fixes #1011)

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Benoit Blanchon
2019-09-03 15:11:05 +02:00
parent ed18e77655
commit b47ac27ac6
226 changed files with 19 additions and 54 deletions
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209
extras/tests/JsonDocument/DynamicJsonDocument.cpp Normal file
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// ArduinoJson - arduinojson.org
// Copyright Benoit Blanchon 2014-2019
// MIT License
#include <ArduinoJson.h>
#include <catch.hpp>
using ARDUINOJSON_NAMESPACE::addPadding;
static void REQUIRE_JSON(JsonDocument& doc, const std::string& expected) {
std::string json;
serializeJson(doc, json);
REQUIRE(json == expected);
}
TEST_CASE("DynamicJsonDocument") {
DynamicJsonDocument doc(4096);
SECTION("serializeJson()") {
JsonObject obj = doc.to<JsonObject>();
obj["hello"] = "world";
std::string json;
serializeJson(doc, json);
REQUIRE(json == "{\"hello\":\"world\"}");
}
SECTION("memoryUsage()") {
SECTION("starts at zero") {
REQUIRE(doc.memoryUsage() == 0);
}
SECTION("JSON_ARRAY_SIZE(0)") {
doc.to<JsonArray>();
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(0));
}
SECTION("JSON_ARRAY_SIZE(1)") {
doc.to<JsonArray>().add(42);
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(1));
}
SECTION("JSON_ARRAY_SIZE(1) + JSON_ARRAY_SIZE(0)") {
doc.to<JsonArray>().createNestedArray();
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(1) + JSON_ARRAY_SIZE(0));
}
}
SECTION("capacity()") {
SECTION("matches constructor argument") {
DynamicJsonDocument doc2(256);
REQUIRE(doc2.capacity() == 256);
}
SECTION("rounds up constructor argument") {
DynamicJsonDocument doc2(253);
REQUIRE(doc2.capacity() == 256);
}
}
SECTION("memoryUsage()") {
SECTION("Increases after adding value to array") {
JsonArray arr = doc.to<JsonArray>();
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(0));
arr.add(42);
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(1));
arr.add(43);
REQUIRE(doc.memoryUsage() == JSON_ARRAY_SIZE(2));
}
SECTION("Increases after adding value to object") {
JsonObject obj = doc.to<JsonObject>();
REQUIRE(doc.memoryUsage() == JSON_OBJECT_SIZE(0));
obj["a"] = 1;
REQUIRE(doc.memoryUsage() == JSON_OBJECT_SIZE(1));
obj["b"] = 2;
REQUIRE(doc.memoryUsage() == JSON_OBJECT_SIZE(2));
}
}
}
TEST_CASE("DynamicJsonDocument constructor") {
SECTION("Copy constructor") {
DynamicJsonDocument doc1(1234);
deserializeJson(doc1, "{\"hello\":\"world\"}");
DynamicJsonDocument doc2 = doc1;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
REQUIRE(doc2.capacity() == addPadding(doc1.memoryUsage()));
}
SECTION("Construct from StaticJsonDocument") {
StaticJsonDocument<200> doc1;
deserializeJson(doc1, "{\"hello\":\"world\"}");
DynamicJsonDocument doc2 = doc1;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
REQUIRE(doc2.capacity() == addPadding(doc1.memoryUsage()));
}
SECTION("Construct from JsonObject") {
StaticJsonDocument<200> doc1;
JsonObject obj = doc1.to<JsonObject>();
obj["hello"] = "world";
DynamicJsonDocument doc2 = obj;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
REQUIRE(doc2.capacity() == addPadding(doc1.memoryUsage()));
}
SECTION("Construct from JsonArray") {
StaticJsonDocument<200> doc1;
JsonArray arr = doc1.to<JsonArray>();
arr.add("hello");
DynamicJsonDocument doc2 = arr;
REQUIRE_JSON(doc2, "[\"hello\"]");
REQUIRE(doc2.capacity() == addPadding(doc1.memoryUsage()));
}
SECTION("Construct from JsonVariant") {
StaticJsonDocument<200> doc1;
deserializeJson(doc1, "42");
DynamicJsonDocument doc2 = doc1.as<JsonVariant>();
REQUIRE_JSON(doc2, "42");
REQUIRE(doc2.capacity() == addPadding(doc1.memoryUsage()));
}
}
TEST_CASE("DynamicJsonDocument assignment") {
SECTION("Copy assignment preserves the buffer when capacity is sufficient") {
DynamicJsonDocument doc1(1234);
deserializeJson(doc1, "{\"hello\":\"world\"}");
DynamicJsonDocument doc2(doc1.capacity());
doc2 = doc1;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
REQUIRE(doc2.capacity() == doc1.capacity());
}
SECTION("Copy assignment realloc the buffer when capacity is insufficient") {
DynamicJsonDocument doc1(1234);
deserializeJson(doc1, "{\"hello\":\"world\"}");
DynamicJsonDocument doc2(8);
REQUIRE(doc2.capacity() < doc1.memoryUsage());
doc2 = doc1;
REQUIRE(doc2.capacity() >= doc1.memoryUsage());
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
}
SECTION("Assign from StaticJsonDocument") {
StaticJsonDocument<200> doc1;
deserializeJson(doc1, "{\"hello\":\"world\"}");
DynamicJsonDocument doc2(4096);
doc2.to<JsonVariant>().set(666);
doc2 = doc1;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
}
SECTION("Assign from JsonObject") {
StaticJsonDocument<200> doc1;
JsonObject obj = doc1.to<JsonObject>();
obj["hello"] = "world";
DynamicJsonDocument doc2(4096);
doc2 = obj;
REQUIRE_JSON(doc2, "{\"hello\":\"world\"}");
REQUIRE(doc2.capacity() == 4096);
}
SECTION("Assign from JsonArray") {
StaticJsonDocument<200> doc1;
JsonArray arr = doc1.to<JsonArray>();
arr.add("hello");
DynamicJsonDocument doc2(4096);
doc2 = arr;
REQUIRE_JSON(doc2, "[\"hello\"]");
REQUIRE(doc2.capacity() == 4096);
}
SECTION("Assign from JsonVariant") {
StaticJsonDocument<200> doc1;
deserializeJson(doc1, "42");
DynamicJsonDocument doc2(4096);
doc2 = doc1.as<JsonVariant>();
REQUIRE_JSON(doc2, "42");
REQUIRE(doc2.capacity() == 4096);
}
}