Source code for test_unitSimplePowerMonitor

#
#  ISC License
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#  Copyright (c) 2016, Autonomous Vehicle Systems Lab, University of Colorado at Boulder
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import inspect
import os

filename = inspect.getframeinfo(inspect.currentframe()).filename
path = os.path.dirname(os.path.abspath(filename))
bskName = 'Basilisk'
splitPath = path.split(bskName)

# Import all of the modules that we are going to be called in this simulation
from Basilisk.utilities import SimulationBaseClass
from Basilisk.utilities import unitTestSupport                  # general support file with common unit test functions
from Basilisk.architecture import messaging
from Basilisk.simulation import simplePowerMonitor
from Basilisk.utilities import macros

# update "module" in this function name to reflect the module name
def test_module(show_plots):
    # each test method requires a single assert method to be called
    [testResults, testMessage] = storage_limits(show_plots)
    assert testResults < 1, testMessage


[docs] def storage_limits(show_plots): """ **Validation Test Description** 1. Whether the simpleBattery can add multiple nodes (core base class functionality); 2. That the battery correctly evaluates how much stored power it should have given a pair of five-watt input messages. :param show_plots: Not used; no plots to be shown. :return: """ testFailCount = 0 # zero unit test result counter testMessages = [] # create empty array to store test log messages unitTaskName = "unitTask" # arbitrary name (don't change) unitProcessName = "TestProcess" # arbitrary name (don't change) # Create a sim module as an empty container unitTestSim = SimulationBaseClass.SimBaseClass() # Create test thread testProcessRate = macros.sec2nano(0.1) # update process rate update time testProc = unitTestSim.CreateNewProcess(unitProcessName) testProc.addTask(unitTestSim.CreateNewTask(unitTaskName, testProcessRate)) test_battery = simplePowerMonitor.SimplePowerMonitor() test_battery.storedCharge_Init = 0 powerMsg1 = messaging.PowerNodeUsageMsgPayload() powerMsg1.netPower = 5.0 pw1Msg = messaging.PowerNodeUsageMsg().write(powerMsg1) powerMsg2 = messaging.PowerNodeUsageMsgPayload() powerMsg2.netPower = 5.0 pw2Msg = messaging.PowerNodeUsageMsg().write(powerMsg2) # Test the addNodeToStorage method: test_battery.addPowerNodeToModel(pw1Msg) test_battery.addPowerNodeToModel(pw2Msg) unitTestSim.AddModelToTask(unitTaskName, test_battery) dataLog = test_battery.batPowerOutMsg.recorder() unitTestSim.AddModelToTask(unitTaskName, dataLog) unitTestSim.InitializeSimulation() unitTestSim.ConfigureStopTime(macros.sec2nano(1.0)) unitTestSim.ExecuteSimulation() storedChargeLog = dataLog.storageLevel capacityLog = dataLog.storageCapacity netPowerLog = dataLog.currentNetPower # Check 1 - is net power equal to 10.? for ind in range(0,len(netPowerLog)): currentPower = netPowerLog[ind] if currentPower < 10.: testFailCount +=1 testMessages.append("FAILED: SimplePowerMonitor did not correctly log the net power.") # Check 2 - is the stored power equivalent to 10*5 W-s? if not unitTestSupport.isDoubleEqualRelative((10.),storedChargeLog[-1], 1e-8): testFailCount+=1 testMessages.append("FAILED: SimplePowerMonitor did not track integrated power. Returned "+str(storedChargeLog[-1,1])+", expected "+str((10.))) # each test method requires a single assert method to be called # this check below just makes sure no sub-test failures were found return [testFailCount, ''.join(testMessages)]
if __name__ == "__main__": print(test_module(False))