Nothing
test_that("can refer to columns in | operands", {
expect_identical(select_loc(mtcars, cyl | am), c(cyl = 2L, am = 9L))
})
test_that("can refer to columns in & operands", {
expect_identical(select_loc(mtcars, cyl & contains("am")), set_names(int(), chr()))
expect_identical(select_loc(mtcars, cyl & where(is.numeric)), c(cyl = 2L))
})
test_that("can use named inputs in & operands", {
x <- list(a = 1L, b = 2L)
expect_identical(select_loc(x, a & c(foo = a)), c(foo = 1L))
expect_identical(select_loc(x, c(foo = a) & a), c(foo = 1L))
expect_identical(select_loc(x, c(foo = a) & c(bar = a)), named(int()))
})
test_that("symbol operands are evaluated in strict mode", {
foo <- 1:2
expect_error(
select(iris, Species | foo),
class = "vctrs_error_subscript_oob"
)
})
test_that("boolean operators throw relevant errors", {
expect_error(
select_loc(mtcars, foobar & contains("am")),
class = "vctrs_error_subscript_oob"
)
expect_error(
select_loc(mtcars, contains("am") | foobar),
class = "vctrs_error_subscript_oob"
)
expect_error(
select_loc(mtcars, cyl & am),
"empty selection"
)
expect_snapshot(error = TRUE, {
"Unknown names"
select_loc(mtcars, foobar & contains("am"))
select_loc(mtcars, contains("am") | foobar)
"Empty intersection"
select_loc(mtcars, cyl & am)
"Symbol operands are evaluated in strict mode"
foo <- 1:2
select_loc(iris, Species | foo)
})
})
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