Nothing
context("is_date_format")
test_that("is_date_format() is vectorised", {
expect_equal(is_date_format(c("yyy/m/d h:m:s", "0%")), c(TRUE, FALSE))
})
test_that("is_date_format() is not flummoxed by colours", {
expect_equal(is_date_format("[Black]0%"), FALSE)
expect_equal(is_date_format("[Blue]0%"), FALSE)
expect_equal(is_date_format("[Cyan]0%"), FALSE)
expect_equal(is_date_format("[Green]0%"), FALSE)
expect_equal(is_date_format("[Magenta]0%"), FALSE)
expect_equal(is_date_format("[Red]0%"), FALSE)
expect_equal(is_date_format("[White]0%"), FALSE)
expect_equal(is_date_format("[Yellow]0%"), FALSE)
expect_equal(is_date_format("[black]0%"), FALSE)
expect_equal(is_date_format("[blue]0%"), FALSE)
expect_equal(is_date_format("[cyan]0%"), FALSE)
expect_equal(is_date_format("[green]0%"), FALSE)
expect_equal(is_date_format("[magenta]0%"), FALSE)
expect_equal(is_date_format("[red]0%"), FALSE)
expect_equal(is_date_format("[white]0%"), FALSE)
expect_equal(is_date_format("[yellow]0%"), FALSE)
expect_equal(is_date_format("0_M%"), FALSE)
})
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