test_that("remote_name returns name when it makes sense", {
mf <- copy_to_test("sqlite", tibble(x = 5), name = "refxiudlph")
# produces name after `group_by()`
expect_equal(
mf %>% group_by(x) %>% remote_name(),
ident("refxiudlph")
)
# produces name after unarranging
expect_equal(
mf %>% arrange(x) %>% arrange() %>% remote_name(),
ident("refxiudlph")
)
# produces name after compute()
expect_false(is_null(mf %>% mutate(x = x + 1) %>% compute() %>% remote_name()))
})
test_that("remote_name returns null for computed tables", {
mf <- copy_to_test("sqlite", tibble(x = 5, y = 1), name = "refxiudlph")
expect_equal(remote_name(mf), ident("refxiudlph"))
expect_null(mf %>% filter(x == 3) %>% remote_name())
expect_null(mf %>% distinct(x) %>% remote_name())
expect_null(mf %>% mutate(x = x + 1) %>% remote_name())
expect_null(mf %>% select(x) %>% remote_name())
expect_null(mf %>% relocate(y, x) %>% remote_name())
expect_null(mf %>% head(3) %>% remote_name())
expect_null(left_join(mf, mf, by = "x") %>% remote_name())
lf <- lazy_frame(x = 1)
expect_null(lf %>% remote_name())
expect_null(lf %>% group_by(x) %>% remote_name())
})
test_that("can retrieve query, src and con metadata", {
mf <- memdb_frame(x = 5)
expect_s4_class(remote_con(mf), "DBIConnection")
expect_s3_class(remote_src(mf), "src_sql")
expect_s3_class(remote_query(mf), "sql")
expect_type(remote_query_plan(mf), "character")
})
Generated by dwww version 1.15 on Tue Jul 2 08:40:08 CEST 2024.