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Fix #1690, unit-tests for time conversion apis
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pavll committed Jul 29, 2021
1 parent 33a4f19 commit 6278928
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1 change: 1 addition & 0 deletions modules/cfe_testcase/CMakeLists.txt
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Expand Up @@ -10,6 +10,7 @@ add_cfe_app(cfe_testcase
src/fs_header_test.c
src/sb_pipe_mang_test.c
src/time_current_test.c
src/time_conversion_test.c
)

# register the dependency on cfe_assert
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1 change: 1 addition & 0 deletions modules/cfe_testcase/src/cfe_test.c
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Expand Up @@ -59,6 +59,7 @@ void CFE_TestMain(void)
FSHeaderTestSetup();
SBPipeMangSetup();
TimeCurrentTestSetup();
TimeConversionTestSetup();

/*
* Execute the tests
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1 change: 1 addition & 0 deletions modules/cfe_testcase/src/cfe_test.h
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Expand Up @@ -81,5 +81,6 @@ void ESMemPoolTestSetup(void);
void FSHeaderTestSetup(void);
void SBPipeMangSetup(void);
void TimeCurrentTestSetup(void);
void TimeConversionTestSetup(void);

#endif /* CFE_TEST_H */
125 changes: 125 additions & 0 deletions modules/cfe_testcase/src/time_conversion_test.c
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@@ -0,0 +1,125 @@
/*************************************************************************
**
** GSC-18128-1, "Core Flight Executive Version 6.7"
**
** Copyright (c) 2006-2021 United States Government as represented by
** the Administrator of the National Aeronautics and Space Administration.
** All Rights Reserved.
**
** Licensed under the Apache License, Version 2.0 (the "License");
** you may not use this file except in compliance with the License.
** You may obtain a copy of the License at
**
** http://www.apache.org/licenses/LICENSE-2.0
**
** Unless required by applicable law or agreed to in writing, software
** distributed under the License is distributed on an "AS IS" BASIS,
** WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
** See the License for the specific language governing permissions and
** limitations under the License.
**
** File: time_conversion_test.c
**
** Purpose:
** Functional test of basic Time Conversion APIs
**
*************************************************************************/

/*
* Includes
*/
#include "cfe_test.h"

void TestConvertMET2SCTime(void)
{
UtPrintf("Testing: CFE_TIME_MET2SCTime");

/* Mission Elapsed Time */
CFE_TIME_SysTime_t MET;
/* MET + SCTF */
CFE_TIME_SysTime_t TAI;
/* MET + SCTF - Leap Seconds */
CFE_TIME_SysTime_t UTC;
/* Spacecraft Time */
CFE_TIME_SysTime_t SCTime;

/* Print buffers */
char timeBuf1[sizeof("yyyy-ddd-hh:mm:ss.xxxxx_")];
char timeBuf2[sizeof("yyyy-ddd-hh:mm:ss.xxxxx_")];

/* Get Times */
MET = CFE_TIME_GetMET();
TAI = CFE_TIME_GetTAI();
UTC = CFE_TIME_GetUTC();

/* Convert - should produce a TAI or UTC at the moment of GetMET() */
SCTime = CFE_TIME_MET2SCTime(MET);

/* write Spacecraft Time into second buffer */
CFE_TIME_Print(timeBuf2, SCTime);

/* Check conversion */
#if (CFE_MISSION_TIME_CFG_DEFAULT_TAI == true)
/* SCTime is TAI format */

/* avoid unused compiler warning */
(void)UTC;

/* write TAI into first buffer */
CFE_TIME_Print(timeBuf1, TAI);

UtAssert_True(CFE_TIME_Compare(TAI, SCTime), "TAI (%s) = MET2SCTime (%s)", timeBuf1, timeBuf2);
#else
/* SCTime is UTC format */

/* avoid unused compiler warning */
(void)TAI;

/* write UTC into first buffer */
CFE_TIME_Print(timeBuf1, UTC);

UtAssert_True(CFE_TIME_Compare(UTC, SCTime), "TAI (%s) = MET2SCTime (%s)", timeBuf1, timeBuf2);
#endif
}

void TestConvertSubSeconds2MicroSeconds(void)
{
UtPrintf("Testing: CFE_TIME_Sub2MicroSecs");

/* predefined amount of sub-seconds */
uint32 SUB = 31000;
/* correct micro-seconds equal to the predefined sub-seconds */
uint32 ExpectedMS = 7;
uint32 Sub2Micro;

/* run Sub2MicroSecs with predefined amount of sub-seconds and save result */
Sub2Micro = CFE_TIME_Sub2MicroSecs(SUB);

UtAssert_UINT32_EQ(ExpectedMS, Sub2Micro);
}

void TestConvertMicroSeconds2SubSeconds(void)
{
UtPrintf("Testing: CFE_TIME_Micro2SubSecs");

/* predefined micro-seconds */
uint32 MS = 64512;
/* predefined sub-seconds equal to predefined ms above */
uint32 ExpectedSUB = 277076931;
uint32 Micro2Sub;

/* convert and assert */
Micro2Sub = CFE_TIME_Micro2SubSecs(MS);
UtAssert_UINT32_EQ(ExpectedSUB, Micro2Sub);

/* assert for ms > 999999 >= 1 second */
Micro2Sub = CFE_TIME_Micro2SubSecs(999999 + 1);
UtAssert_UINT32_EQ(0xFFFFFFFF, Micro2Sub);
}

void TimeConversionTestSetup(void)
{
UtTest_Add(TestConvertMET2SCTime, NULL, NULL, "Test convert MET into spacecraft time");
UtTest_Add(TestConvertSubSeconds2MicroSeconds, NULL, NULL, "Test Convert sub-seconds into micro-seconds");
UtTest_Add(TestConvertMicroSeconds2SubSeconds, NULL, NULL, "Test Convert micro-seconds into sub-seconds");
}

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