# set operation give useful error message. #903
Code
alfa <- tibble(land = c("Sverige", "Norway", "Danmark", "Island", "GB"), data = rnorm(
length(land)))
beta <- tibble(land = c("Norge", "Danmark", "Island", "Storbritannien"), data2 = rnorm(
length(land)))
gamma <- tibble(land = 1:2, data = 1:2)
(expect_error(intersect(alfa, beta)))
Output
<error/rlang_error>
Error in `intersect()`:
! `x` and `y` are not compatible.
x Cols in `y` but not `x`: `data2`.
x Cols in `x` but not `y`: `data`.
Code
(expect_error(intersect(alfa, 1)))
Output
<error/rlang_error>
Error in `intersect()`:
! `y` must be a data frame.
Code
(expect_error(intersect(alfa, gamma)))
Output
<error/rlang_error>
Error in `intersect()`:
! `x` and `y` are not compatible.
x Incompatible types for column `land`: character vs integer.
Code
(expect_error(union(alfa, beta)))
Output
<error/rlang_error>
Error in `union()`:
! `x` and `y` are not compatible.
x Cols in `y` but not `x`: `data2`.
x Cols in `x` but not `y`: `data`.
Code
(expect_error(setdiff(alfa, beta)))
Output
<error/rlang_error>
Error in `setdiff()`:
! `x` and `y` are not compatible.
x Cols in `y` but not `x`: `data2`.
x Cols in `x` but not `y`: `data`.
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