Nothing
test_that("corpus core operators work for v2", {
corp <- corpus_subset(data_corpus_inaugural, Year <= 1805)
expect_is(corp["1793-Washington"], "corpus")
expect_identical(corp[2],
corp["1793-Washington"])
expect_identical(corp[c(FALSE, TRUE, FALSE, FALSE, FALSE)],
corp["1793-Washington"])
expect_identical(corp[[2]],
corp[["1793-Washington"]])
expect_identical(corp[c(FALSE, TRUE, FALSE, FALSE, FALSE)][[1]],
corp[["1793-Washington"]])
expect_is(corp$Year, "integer")
expect_identical(
corp$Year,
docvars(corp, "Year")
)
# when docvar does not yet exist
expect_identical(corp$nonexistent, NULL)
corp2 <- corp
corp2$Year <- floor(corp2$Year / 100)
expect_identical(corp2$Year, c(17, 17, 17, 18, 18))
# when docvar does not yet exist
corp2$ones <- 1L
expect_identical(docvars(corp2, "ones"), rep(1L, 5))
# removing docvars through NULL assignment
corp2$ones <- NULL
expect_false("ones" %in% names(docvars(corp2)))
})
test_that("tokens core operators work for v2", {
corp <- corpus_subset(data_corpus_inaugural, Year <= 1805)
toks <- tokens(corp)[1:5]
expect_is(toks["1793-Washington"], "tokens")
expect_identical(toks[2], toks["1793-Washington"])
expect_identical(toks[c(FALSE, TRUE, FALSE, FALSE, FALSE)],
toks["1793-Washington"])
expect_is(toks[["1793-Washington"]], "character")
expect_identical(toks[[2]], toks[["1793-Washington"]])
expect_identical(toks[c(FALSE, TRUE, FALSE, FALSE, FALSE)][[1]],
toks[["1793-Washington"]])
# when docvar does not yet exist
expect_identical(toks$nonexistent, NULL)
expect_is(toks$Year, "integer")
expect_identical(
toks$Year,
docvars(toks, "Year")
)
})
test_that("dfm core operators work for v2", {
dfmat <- dfm(tokens(corpus_subset(data_corpus_inaugural, Year <= 1805)))
# expect_is(dfmat["1793-Washington"], NA)
# expect_identical(
# dfmat["1793-Washington"],
# as.matrix(dfmat)["1793-Washington"]
# )
expect_error(
dfmat[["1793-Washington"]],
"[[ not defined for a dfm/fcm object",
fixed = TRUE
)
expect_is(dfmat$Year, "integer")
expect_identical(
dfmat$Year,
docvars(dfmat, "Year")
)
# when docvar does not yet exist
expect_identical(dfmat$nonexistent, NULL)
})
test_that("fcm core operators work for v2", {
dfmat <- dfm(tokens(corpus_subset(data_corpus_inaugural, Year <= 1805)))
fcmat <- fcm(dfm_trim(dfmat, min_termfreq = 20))
# expect_is(fcmat[c("the", "and")], c(NA, NA))
# expect_identical(
# fcmat[c("the", "and")],
# as.matrix(fcmat)[c("the", "and")]
# )
expect_error(
fcmat[["the"]],
"[[ not defined for a dfm/fcm object",
fixed = TRUE
)
expect_error(
fcmat$Year,
"$ not defined for an fcm object",
fixed = TRUE
)
expect_error(
fcmat$Year <- 999,
"$<- not defined for an fcm object",
fixed = TRUE
)
})
test_that("dictionary core operators work for v2", {
dict <- dictionary(list(christmas = c("Christmas", "Santa", "holiday"),
opposition = c("Opposition", "reject", "notincorpus")),
tolower = FALSE)
expect_identical(
dict$opposition,
c("Opposition", "reject", "notincorpus")
)
expect_identical(
dict[["opposition"]],
dict$opposition
)
expect_identical(
dict["opposition"],
dictionary(list(opposition = c("Opposition", "reject", "notincorpus")),
tolower = FALSE)
)
})
Any scripts or data that you put into this service are public.
Add the following code to your website.
For more information on customizing the embed code, read Embedding Snippets.