Nothing
test_that("dtm_stopper works with stop_list", {
expect_identical(
dim(dtm_stopper(dtm.dgc,
stop_list = c("we", "moon"))),
as.integer(c(10, 41)))
expect_identical(
dim(dtm_stopper(dtm.dgc,
stop_list = c("We", "we", "moon"),
ignore_case = FALSE)),
as.integer(c(10, 41)))
expect_identical(
dim(dtm_stopper(dtm.dgc,
stop_list = c("we", "moon"),
ignore_case = FALSE)),
as.integer(c(10, 42)))
})
test_that("dtm_stopper works with dense", {
out1 <- dtm_stopper(dtm.dgc,
stop_list = c("we", "moon"),
ignore_case = FALSE,
dense = TRUE)
expect_identical(
dim(out1),
as.integer(c(10, 42)))
expect_identical(class(out1), c("matrix", "array"))
})
test_that("dtm_stopper works with stop_termfreq", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termfreq = c(2L, 5L))),
as.integer(c(10, 12)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termfreq = c(1L, 2L))),
as.integer(c(10, 35)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termfreq = c(1, 2))),
as.integer(c(10, 35)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termfreq = c(1, Inf))),
as.integer(c(10, 44)))
})
test_that("dtm_stopper works with stop_termprop", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(0.04, 0.99))),
as.integer(c(10, 7)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(0.01, 0.1))),
as.integer(c(10, 43)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(0.01, 0.06))),
as.integer(c(10, 41)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(Inf, 0.1))),
as.integer(c(10, 44)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(Inf, Inf))),
as.integer(c(10, 44)))
})
test_that("dtm_stopper works with stop_docfreq", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docfreq = c(1L, 3L))),
as.integer(c(10, 39)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docfreq = c(2L, 4L))),
as.integer(c(10, 12)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docfreq = c(2L, Inf))),
as.integer(c(10, 13)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docfreq = c(Inf, Inf))),
as.integer(c(10, 44)))
})
test_that("dtm_stopper works with stop_docprop", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docprop = c(0.2, .98))),
as.integer(c(10, 13)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docprop = c(0.1, 0.4))),
as.integer(c(10, 43)))
})
test_that("dtm_stopper works with Inf", {
# docprop
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docprop = c(0.2, Inf))),
as.integer(c(10, 13)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docprop = c(Inf, 1.0))),
as.integer(c(10, 44)))
# docfreq
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_docfreq = c(1L, 3L))),
as.integer(c(10, 39)))
#termfreq
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termfreq = c(Inf, 2))),
as.integer(c(10, 35)))
#termprop
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termprop = c(0.04, Inf))),
as.integer(c(10, 7)))
})
test_that("dtm_stopper works with happax and null", {
# add empty column to dtm
mat <- as.matrix(rep(0, nrow(dtm.dgc)))
colnames(mat) <- "empty"
dtm.a <- cbind(dtm.dgc, mat)
expect_identical(
dim(dtm_stopper(dtm.a, stop_hapax = TRUE)),
as.integer(c(10, 13)))
# should remove the one null column
expect_identical(
dim(dtm_stopper(dtm.a, stop_null = TRUE)),
as.integer(c(10, 44)))
})
test_that("dtm_stopper works with stoprank", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termrank = 2L)),
as.integer(c(10, 42)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termrank = 5L)),
as.integer(c(10, 39)))
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_termrank = 20L)),
as.integer(c(10, 24)))
})
test_that("dtm_stopper errors work", {
expect_error(
expect_message(dtm_stopper(dtm.dgc, stop_termfreq = c("picklespit"))))
expect_error(
expect_message(dtm_stopper(dtm.dgc, stop_docfreq = c("picklespit"))))
expect_error(
expect_message(dtm_stopper(dtm.dgc)))
expect_error(
expect_message(dtm_stopper(as.matrix(dtm.dgc))))
expect_error(
expect_message(dtm_stopper(dtm.dgc, stop_termrank = "picklespit")))
expect_error(
expect_message(dtm_stopper(dtm.dgc, stop_termfreq = "picklespit")))
})
test_that("dtm_stopper omit_empty works", {
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_list = "too", omit_empty = FALSE)),
as.integer(c(10, 43)))
suppressMessages(
expect_identical(
dim(dtm_stopper(dtm.dgc, stop_list = "too", omit_empty = TRUE)),
as.integer(c(9, 43)))
)
})
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