context("pop")
test_that("pop: ranks", {
expect_equal(names(ex_hierarchy1$ranklist), c('species', 'genus', 'family'))
# without piping
aa1 <- pop(ex_hierarchy1, ranks("family"))
expect_is(aa1, "Hierarchy")
expect_equal(names(aa1$ranklist), c('genus', 'species'))
expect_equal(length(aa1$taxa), 2)
# with piping
aa2 <- ex_hierarchy1 %>% pop(ranks("family"))
expect_is(aa2, "Hierarchy")
expect_equal(names(aa2$ranklist), c('genus', 'species'))
expect_equal(length(aa2$taxa), 2)
expect_equal(aa1, aa2)
# with piping, many entries
aa3 <- ex_hierarchy1 %>% pop(ranks("family", "genus"))
expect_is(aa3, "Hierarchy")
expect_equal(names(aa3$ranklist), 'species')
expect_equal(length(aa3$taxa), 1)
})
test_that("pop: names", {
# without piping
aa1 <- pop(ex_hierarchy1, nms("Poa"))
expect_is(aa1, "Hierarchy")
expect_equal(names(aa1$ranklist), c('family', 'species'))
expect_equal(length(aa1$taxa), 2)
# with piping
aa2 <- ex_hierarchy1 %>% pop(nms("Poa"))
expect_is(aa2, "Hierarchy")
expect_equal(names(aa2$ranklist), c('family', 'species'))
expect_equal(length(aa2$taxa), 2)
expect_equal(aa1, aa2)
# with piping, many entries
aa3 <- ex_hierarchy1 %>% pop(nms("Poaceae", "Poa"))
expect_is(aa3, "Hierarchy")
expect_equal(names(aa3$ranklist), 'species')
expect_equal(length(aa3$taxa), 1)
})
test_that("pop: ids", {
# without piping
aa1 <- pop(ex_hierarchy1, ids(4479))
expect_is(aa1, "Hierarchy")
expect_equal(names(aa1$ranklist), c('genus', 'species'))
expect_equal(length(aa1$taxa), 2)
# with piping
aa2 <- ex_hierarchy1 %>% pop(ids(4479))
expect_is(aa2, "Hierarchy")
expect_equal(names(aa2$ranklist), c('genus', 'species'))
expect_equal(length(aa2$taxa), 2)
expect_equal(aa1, aa2)
# with piping, many entries
aa3 <- ex_hierarchy1 %>% pop(ids(4479, 4544))
expect_is(aa3, "Hierarchy")
expect_equal(names(aa3$ranklist), 'species')
expect_equal(length(aa3$taxa), 1)
})
test_that("no variables given to pick - errors", {
expect_error(pop(ex_hierarchy1), "no acceptable selectors passed in")
})
test_that("pop fails well", {
expect_error(pop(),
"argument \".data\" is missing")
expect_error(pop(5),
"no 'pop' method for numeric")
expect_error(pop("adf", 5),
"no 'pop' method for character")
})
test_that("pop: mixed ranks, names and ids", {
aa1 <- ex_hierarchy1 %>% pop(ranks("family"), ids(4544))
expect_is(aa1, "Hierarchy")
expect_equal(names(aa1$ranklist), 'species')
expect_equal(length(aa1$taxa), 1)
})
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