Nothing
library(tibble)
x <- matrix(nrow = 5, ncol = 5)
rownames(x) <- letters[1:5]
test_that("composer works", {
x_mat <- composer(x, "matrix")
expect_equal(x_mat, x)
x_df <- composer(x, "data.frame")
expect_equal(x_df, as.data.frame(x))
x_tbl <- composer(x, "tibble")
expect_equal(x_tbl, tibble(tokens = letters[1:5],
V1 = NA,
V2 = NA,
V3 = NA,
V4 = NA,
V5 = NA))
})
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