Nothing
x <- xts(cbind(1:10, 1:10), .Date(1:10))
# NOTE: expected value is (2 + 2) to account for
# (1) column header: " [,1] [,2]"
# (2) message: "[ reached getOption("max.print") -- omitted 6 rows ]"
print_output <- utils::capture.output(print(x, max = 4))
expect_true(length(print_output) == (2 + 2), info = "'max' argument is respected'")
print_output <- utils::capture.output(print(x, max = 4, show.nrows = 10))
expect_true(length(print_output) == (2 + 2),
info = "'max' takes precedence over 'show.nrows'")
expect_silent(p <- print(drop(x[, 1])),
info = "print.xts() does not error when object doesn't have dims")
print_output <- utils::capture.output(print(drop(x[1:2, 1])))
expect_true(all(grepl("1970-01", print_output[-1])),
info = "print.xts() output shows index when object doesn't have dims")
# 'show.nrows' > 'trunc.rows'
print_output <- utils::capture.output(print(x, show.nrows = 10, trunc.rows = 4))
expect_true(length(print_output)-1 == nrow(x),
info = "print.xts() shows correct number of rows when show.nrows > trunc.rows")
y <- xts(cbind(1:11, 1:11), .Date(1:11))
show_nrows <- floor(nrow(y) / 2)
print_output <- utils::capture.output(print(y, show.nrows = show_nrows, trunc.rows = nrow(y)-2))
expect_true(length(print_output)-1 == 2*show_nrows+1,
info = "print.xts() shows correct number of rows when show.nrows < trunc.rows / 2")
show_nrows <- ceiling(nrow(y) / 2)
print_output <- utils::capture.output(print(y, show.nrows = show_nrows, trunc.rows = nrow(y)-2))
expect_true(length(print_output)-1 == nrow(y),
info = "print.xts() shows correct number of rows when show.nrows > trunc.rows / 2")
print_output <- utils::capture.output(p <- print(x))
expect_identical(p, x, info = "returns input invisibly")
z <- .xts(matrix(0, nrow = 200, ncol = 200), 1:200)
expect_silent(print(z), info = "print more columns than width doesn't error")
expect_silent(print(x, quote = TRUE),
info = "print.xts() does not error when 'quote' argument is used")
expect_silent(print(x, right = TRUE),
info = "print.xts() does not error when 'right' argument is used")
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.