87: Add additional unit tests for survival helper functions

[danielinteractive]

closes #87

[github-actions]

Code Coverage Summary

Filename                     Stmts    Miss  Cover    Missing
-------------------------  -------  ------  -------  ---------
R/assertions.R                  15       0  100.00%
R/corPFSOS.R                    95      19  80.00%   317-335
R/empSignificant.R              59       0  100.00%
R/estimateParams.R              80       0  100.00%
R/eventTracking.R               88       2  97.73%   48, 244
R/getClinicalTrials.R           71       0  100.00%
R/getSimulatedData.R           109       0  100.00%
R/getWaitTimeSum.R              29       2  93.10%   45, 48
R/hazardFunctions.R             26       0  100.00%
R/piecewiseDistribution.R       32       0  100.00%
R/piecewiseHazards.R            18       0  100.00%
R/survivalFunctions.R          157       0  100.00%
R/transitionParameters.R        42       0  100.00%
TOTAL                          821      23  97.20%

Diff against main

Filename                 Stmts    Miss  Cover
---------------------  -------  ------  --------
R/survivalFunctions.R       +5       0  +100.00%
TOTAL                       +5       0  +0.02%

Results for commit: c4ac573

Minimum allowed coverage is 80%

♻️ This comment has been updated with latest results

[github-actions]

Unit Tests Summary

    1 files    16 suites   2m 9s ⏱️
104 tests 103 ✔️ 1 💤 0 ❌
230 runs  229 ✔️ 1 💤 0 ❌

Results for commit c4ac573.

[github-actions]

Unit Test Performance Difference

Test Suite	$Status$	Time on main	$±Time$	$±Tests$	$±Skipped$	$±Failures$	$±Errors$
getSimulatedDataDistib	💚	$98.02$	$-1.78$	$0$	$0$	$0$	$0$

Additional test case details

Test Suite	$Status$	Time on main	$±Time$	Test Case
getSimulatedDataDistib	💚	$51.79$	$-1.59$	getSimulatedData_generates_distributions_as_expected_Weibull
survivalFunctions	👶		$+0.02$	WeibOSInteg_works_as_expected_with_scalar_t
survivalFunctions	👶		$+0.01$	WeibOSInteg_works_as_expected_with_scalar_x
survivalFunctions	👶		$+0.01$	WeibOSInteg_works_as_expected_with_vector_x

Results for commit 451e8e4

♻️ This comment has been updated with latest results.