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57 lines
1.7 KiB
R
57 lines
1.7 KiB
R
# library(testthat)
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test_that("chunks_of_n returns correct", {
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expect_length(chunks_of_n(seq_len(100), 7),15)
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expect_equal(lengths(chunks_of_n(seq_len(30), 7, even = TRUE),
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use.names = FALSE), c(6, 6, 6, 6, 6))
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ds <- data.frame(nm = paste0("Sub",
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sprintf("%03s", rownames(stRoke::talos))),
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stRoke::talos)
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is.list(ds)
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class(list(ds))
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expect_equal(head(names(chunks_of_n(ds, 7,
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pattern = "Sub[0-9]{3}", label = "grp")),
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1),"grp-Sub038-Sub011")
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expect_equal(
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ds[order(ds$nm),] |> chunks_of_n(7, pattern = "Sub[0-9]{3}", label =
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"grp") |> head(1) |> names(),
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"grp-Sub001-Sub020"
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)
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## Errors
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expect_error(chunks_of_n(list(ds), 7, pattern = "Sub[0-9]{3}", label = "grp"))
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})
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test_that("n_chunks returns correct", {
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expect_length(n_chunks(seq_len(100), 7),7)
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expect_equal(lengths(n_chunks(seq_len(30), 7, even = TRUE),
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use.names = FALSE), rep(5,6))
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ds <- data.frame(nm = paste0("Sub",
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sprintf("%03s", rownames(stRoke::talos))),
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stRoke::talos)
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expect_equal(head(names(n_chunks(ds, 7,
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pattern = "Sub[0-9]{3}", label = "grp")),
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1),"grp-Sub038-Sub603")
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expect_equal(
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ds[order(ds$nm),] |> n_chunks(7, pattern = "Sub[0-9]{3}", label =
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"grp") |> head(1) |> names(),
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"grp-Sub001-Sub072"
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)
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## Errors
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expect_error(n_chunks(list(ds), 7, pattern = "Sub[0-9]{3}", label = "grp"))
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})
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