testthat: make_expectation – R documentation

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make_expectation

Make an equality test.

This a convenience function to make a expectation that checks that input stays the same.

make_expectation(x, expectation = "equals")

`x`	a vector of values
`expectation`	the type of equality you want to test for (`"equals"`, `"is_equivalent_to"`, `"is_identical_to"`)

x <- 1:10
make_expectation(x)

make_expectation(mtcars$mpg)

df <- data.frame(x = 2)
make_expectation(df)

Unit Testing for R

v3.0.2

MIT + file LICENSE

Authors

Hadley Wickham [aut, cre], RStudio [cph, fnd], R Core team [ctb] (Implementation of utils::recover())

Initial release