MATLAB Programming Fundamentals - MathWorks

% Extract blood pressure data from app

t = cell2table(testCase.App.Tab2.Children.Data);

t.Var2 = categorical(t.Var2);

allMales = t(t.Var2=='Male',:);

maleDiastolicData = allMales.Var7';

maleSystolicData = allMales.Var8';

% Verify ylabel and that male Systolic data shows

ax = testCase.App.UIAxes;

testCase.verifyEqual(ax.YLabel.String,'Systolic')

testCase.verifyEqual(ax.Children.YData,maleSystolicData)

% Switch to 'Diastolic' reading

testCase.choose(testCase.App.BloodPressureSwitch,'Diastolic')

% Verify ylabel changed and male Diastolic data shows

testCase.verifyEqual(ax.YLabel.String,'Diastolic')

testCase.verifyEqual(ax.Children.YData,maleDiastolicData);

end

function test_plottingOptions(testCase)

% Press the histogram radio button

testCase.press(testCase.App.HistogramButton)

% Verify xlabel updated from 'Weight' to 'Systolic'

testCase.verifyEqual(testCase.App.UIAxes.XLabel.String,'Systolic')

% Change the Bin Width to 9

testCase.choose(testCase.App.BinWidthSlider,9)

% Verify the number of bins is now 4

testCase.verifyEqual(testCase.App.UIAxes.Children.NumBins,4)

end

function test_tab(testCase)

% Choose Data Tab

dataTab = testCase.App.Tab2;

testCase.choose(dataTab)

% Verify Data Tab is selected

testCase.verifyEqual(testCase.App.TabGroup.SelectedTab.Title,'Data')

end

end

end

Run the tests.

results = runtests('TestPatientsDisplay');

Running TestPatientsDisplay

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Verification failed in TestPatientsDisplay/test_gender.

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Framework Diagnostic:

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verifyNumElements failed.

--> The value did not have the correct number of elements.

33 Unit Testing