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MS5611 unit test for pressure calculations

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This commit is contained in:
Steveis 2015-06-26 22:19:31 +01:00
parent 815de608d3
commit f2833f9dac
2 changed files with 73 additions and 6 deletions
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65
src/test/unit/baro_unittest.cc
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@ -19,6 +19,11 @@
extern "C" {
int8_t ms5611_crc(uint16_t *prom);
void ms5611_calculate(int32_t *pressure, int32_t *temperature);
extern uint16_t ms5611_c[8];
extern uint32_t ms5611_up;
extern uint32_t ms5611_ut;
}
@ -83,6 +88,66 @@ TEST(baroTest, TestMs5611AllOnesProm)
}
TEST(baroTest, TestMs5611CalculatePressureGT20Deg)
{
// given
int32_t pressure, temperature;
uint16_t ms5611_c_test[] = {0x0000, 40127, 36924, 23317, 23282, 33464, 28312, 0x0000}; // calibration data from MS5611 datasheet
memcpy(&ms5611_c, &ms5611_c_test, sizeof(ms5611_c_test));
ms5611_up = 9085466; // Digital pressure value from MS5611 datasheet
ms5611_ut = 8569150; // Digital temperature value from MS5611 datasheet
// when
ms5611_calculate(&pressure, &temperature);
// then
EXPECT_EQ(2007, temperature); // 20.07 deg C
EXPECT_EQ(100009, pressure); // 1000.09 mbar
}
TEST(baroTest, TestMs5611CalculatePressureLT20Deg)
{
// given
int32_t pressure, temperature;
uint16_t ms5611_c_test[] = {0x0000, 40127, 36924, 23317, 23282, 33464, 28312, 0x0000}; // calibration data from MS5611 datasheet
memcpy(&ms5611_c, &ms5611_c_test, sizeof(ms5611_c_test));
ms5611_up = 9085466; // Digital pressure value from MS5611 datasheet
ms5611_ut = 8069150; // Digital temperature value
// when
ms5611_calculate(&pressure, &temperature);
// then
EXPECT_EQ(205, temperature); // 2.05 deg C
EXPECT_EQ(96512, pressure); // 965.12 mbar
}
TEST(baroTest, TestMs5611CalculatePressureLTMinus15Deg)
{
// given
int32_t pressure, temperature;
uint16_t ms5611_c_test[] = {0x0000, 40127, 36924, 23317, 23282, 33464, 28312, 0x0000}; // calibration data from MS5611 datasheet
memcpy(&ms5611_c, &ms5611_c_test, sizeof(ms5611_c_test));
ms5611_up = 9085466; // Digital pressure value from MS5611 datasheet
ms5611_ut = 7369150; // Digital temperature value
// when
ms5611_calculate(&pressure, &temperature);
// then
EXPECT_EQ(-2710, temperature); // -27.10 deg C
EXPECT_EQ(90613, pressure); // 906.13 mbar
}
// STUBS
extern "C" {