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arke-private-conversion-test.cpp
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Fri, May 31, 22:04

arke-private-conversion-test.cpp
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#include <gtest/gtest.h>
#include <vector>
#include <cmath>
#include "arke-private-conversion.h"
TEST(Conversion,Tmp1075ToFloat) {
struct TestData {
float FloatValue;
uint16_t BinaryValue;
};
//extracted data from the tmp1075 datasheet, with the last four bit removed (always equal to zero)
std::vector<TestData> testData = {
{127.9375,0x7FF},
{100,0x640},
{80,0x500},
{75,0x4B0},
{50,0x320},
{25,0x190},
{0.25,0x004},
{0.0625,0x001},
{0,0x000},
{-0.0625,0xFFF},
{-0.25,0xFFC},
{-25,0xE70},
{-50,0xCE0},
{-128,0x800}
};
for (auto d : testData) {
EXPECT_EQ(tmp1075_to_float(d.BinaryValue),d.FloatValue)
<< "While converting 0x"<< std::hex << d.BinaryValue;
}
}
TEST(Conversion,FloatToHumidity) {
struct TestData {
float FloatValue;
uint16_t BinaryValue;
};
std::vector<TestData> testData = {
{101.0,16382},
{100.00,16382},
{0.0,0},
{-1.0,0},
{50.0,16382/2}
};
for (auto d : testData) {
EXPECT_EQ(float_to_humidity(d.FloatValue),d.BinaryValue)
<< "While converting " << d.FloatValue << "% RH";
}
}
TEST(Conversion,HumidityToFloat) {
struct TestData {
float FloatValue;
uint16_t BinaryValue;
};
EXPECT_TRUE(std::isnan(humidity_to_float(16383)));
EXPECT_TRUE(std::isnan(humidity_to_float(16384)));
std::vector<TestData> testData = {
{100.00,16382},
{0.0,0},
{50.0,16382/2}
};
for (auto d : testData) {
EXPECT_EQ(humidity_to_float(d.BinaryValue),d.FloatValue)
<< "While converting " << d.BinaryValue;
}
}
TEST(Conversion,FloatToTemperatureHIH) {
struct TestData {
float FloatValue;
uint16_t BinaryValue;
};
std::vector<TestData> testData = {
{126.0,16382},
{125.00,16382},
{0.0,3971},
{-40,0},
{-41.0,0},
};
for (auto d : testData) {
EXPECT_EQ(float_to_hih6030_temperature(d.FloatValue),d.BinaryValue)
<< "While converting " << d.FloatValue << "°C";
}
}
TEST(Conversion,HIHTemperatureToFloat) {
struct TestData {
float FloatValue;
uint16_t BinaryValue;
};
EXPECT_TRUE(std::isnan(hih6030_temperature_to_float(16383)));
EXPECT_TRUE(std::isnan(hih6030_temperature_to_float(16384)));
std::vector<TestData> testData = {
{125.00,16382},
{0.0,3971},
{-40.0,0}
};
for (auto d : testData) {
EXPECT_TRUE(std::fabs(hih6030_temperature_to_float(d.BinaryValue)-d.FloatValue) < 0.005)
<< "While converting " << d.BinaryValue;
}
}

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