Nothing
AdditionTCFIP <- function() {
self <- environment()
class(self) <- append('AdditionTCFIP', class(self))
addNumeric <- function(x_n, y_n) x_n + y_n
addDouble <- function(x_d, y_d = 0.0, ...) x_d + y_d + ...
addInteger <- function(x_i, y_i) x_i + y_i
divideByZero <- function(x_n) x_n / 0
generateWarning <- function(x_ = 8L) 1:3 + 1:7 + x_
generateError <- function() stop('generated error')
function_return_types <- data.table(
function_name = c('addNumeric', 'addDouble', 'addInteger',
'divideByZero', 'generateWarning', 'generateError'),
return_value = c('x_n', 'x_d', 'x_i','x_d', 'x_w', 'x_er')
)
test_case_definitions <- data.table(
function_name = c('addInteger', 'divideByZero', "divideByZero", 'generateWarning', 'generateError'),
standard_evaluation = c('correct', 'correct', 'correct', 'correct', 'failure'),
type_checking_enforcement = c('erroneous', 'correct', 'correct', 'correct', 'correct'),
test_case = list(
# addInteger - se => erroneous, tci => failure
TestCaseDefinition(list(34L, 44.5), 78L, 'sum 1 integer and 1 double'),
# divideByZero - correct
TestCaseDefinition(list(1), Inf, '1 / 0'),
TestCaseDefinition(list(0), NaN, '0 / 0'),
# generateWarning
TestCaseDefinition(list(0), 1:3 + 1:7, 'generate warning'),
# generateError
TestCaseDefinition(list(), NA, 'generate error')
)
)
self
}
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