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ArduinoJson/JsonGeneratorTests/JsonArrayTests.cpp

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#include "CppUnitTest.h"
#include "JsonArray.h"
#include "JsonHashTable.h"
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using namespace Microsoft::VisualStudio::CppUnitTestFramework;
namespace JsonGeneratorTests
{
TEST_CLASS(JsonArrayTests)
{
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JsonArray<2> arr;
char buffer[256];
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public:
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TEST_METHOD(Empty)
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{
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returns(2);
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jsonIs("[]");
}
TEST_METHOD(Null)
{
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addValue((char*)0);
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returns(6);
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jsonIs("[null]");
}
TEST_METHOD(OneString)
{
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addValue("hello");
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returns(9);
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jsonIs("[\"hello\"]");
}
TEST_METHOD(TwoStrings)
{
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addValue("hello");
addValue("world");
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returns(17);
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jsonIs("[\"hello\",\"world\"]");
}
TEST_METHOD(OneStringOverCapacity)
{
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addValue("hello");
addValue("world");
addValue("lost");
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returns(17);
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jsonIs("[\"hello\",\"world\"]");
}
TEST_METHOD(OneNumber)
{
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addValue(3.14);
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returns(6);
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jsonIs("[3.14]");
}
TEST_METHOD(TwoNumbers)
{
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addValue(3.14);
addValue(2.72);
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returns(11);
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jsonIs("[3.14,2.72]");
}
TEST_METHOD(OneNumberOverCapacity)
{
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addValue(3.14);
addValue(2.72);
addValue(1.41);
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returns(11);
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jsonIs("[3.14,2.72]");
}
TEST_METHOD(OneTrue)
{
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addValue(true);
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returns(6);
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jsonIs("[true]");
}
TEST_METHOD(OneFalse)
{
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addValue(false);
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returns(7);
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jsonIs("[false]");
}
TEST_METHOD(TwoBooleans)
{
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addValue(false);
addValue(true);
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returns(12);
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jsonIs("[false,true]");
}
TEST_METHOD(OneBooleanOverCapacity)
{
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addValue(false);
addValue(true);
addValue(false);
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returns(12);
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jsonIs("[false,true]");
}
TEST_METHOD(OneEmptyNestedArray)
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{
JsonArray<1> nestedArray;
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addNested(nestedArray);
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returns(4);
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jsonIs("[[]]");
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}
TEST_METHOD(OneEmptyNestedHash)
{
JsonHashTable<1> nestedHash;
addNested(nestedHash);
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returns(4);
jsonIs("[{}]");
}
TEST_METHOD(OneNestedArrayWithOneItem)
{
JsonArray<1> nestedArray;
nestedArray.add(3.14);
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addNested(nestedArray);
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returns(8);
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jsonIs("[[3.14]]");
}
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private:
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void addNested(JsonObjectBase& value)
{
arr.add(value);
}
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template<typename T>
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void addValue(T value)
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{
arr.add(value);
}
void jsonIs(const char* expected)
{
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arr.writeTo(buffer, sizeof(buffer));
Assert::AreEqual(expected, buffer);
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}
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void returns(size_t expected)
{
size_t actual = arr.writeTo(buffer, sizeof(buffer));
Assert::AreEqual(expected, actual);
}
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};
}