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test_that("lazy_semi_join_query() checks arguments", {
by0 <- list(x = "x", y = "x", x_as = ident("LHS"), y_as = ident("RHS"), na_matches = "never")
lmod <- purrr::list_modify
my_lazy_semi_join_query <- function(x = lazy_frame(x = 1, y = 2)$lazy_query,
y = lazy_frame(x = 1, z = 2)$lazy_query,
anti = FALSE,
by = by0) {
lazy_semi_join_query(
x = x,
y = y,
vars = tibble(name = "x", var = "x"),
anti = anti,
by = by
)
}
expect_snapshot(error = TRUE, {
(my_lazy_semi_join_query(x = lazy_frame(x = 1)))
(my_lazy_semi_join_query(y = lazy_frame(x = 1)))
})
expect_snapshot(error = TRUE, {
(my_lazy_semi_join_query(by = lmod(by0, x = 1)))
})
expect_snapshot(error = TRUE, {
(my_lazy_semi_join_query(anti = NA))
})
})
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