Nothing
test_that("index returns the correct matches in a data.frame", {
toks <- tokens(c(d1 = paste(LETTERS, collapse = " "),
d2 = paste(letters, collapse = " ")))
loc <- index(toks, c("A", "D", "z", "h", phrase("H I J")))
expect_equivalent(
loc,
data.frame(docname = c("d1", "d1", "d1", "d1", "d1", "d2", "d2", "d2", "d2", "d2"),
from = c(1L, 4L, 8L, 8L, 26L, 1L, 4L, 8L, 8L, 26L),
to = c(1L, 4L, 8L, 10L, 26L, 1L, 4L, 8L, 10L, 26L),
pattern = factor(c("A", "D", "h", "H I J", "z", "A", "D", "h", "H I J", "z")),
stringsAsFactors = FALSE)
)
loc <- index(toks, c("A", "D", "z", "h", phrase("H I J")), case_insensitive = FALSE)
expect_equivalent(
loc,
data.frame(docname = c("d1", "d1", "d1", "d2", "d2"),
from = c(1L, 4L, 8L, 8L, 26L),
to = c(1L, 4L, 10L, 8L, 26L),
pattern = factor(c("A", "D", "H I J", "h", "z")),
stringsAsFactors = FALSE)
)
loc <- index(toks, "[b-c]", valuetype = "regex")
expect_equivalent(
loc,
data.frame(docname = c("d1", "d1", "d2", "d2"),
from = c(2L, 3L, 2L, 3L),
to = c(2L, 3L, 2L, 3L),
pattern = factor(rep("[b-c]", 4)),
stringsAsFactors = FALSE)
)
})
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