> library(testthat)
> context('Simplest test')
> expect_equal(1,2)
Error: 1 not equal to 2
Mean relative difference: 0.5
> test_file('tests/test_01_df.R')
Simplest test : 1
Error: Input to str_c should be atomic vectors
(where the contents of that test file are the three lines pasted above.)
(where the contents of that test file are the three lines pasted above.)