Nothing
context("formatter")
test_that("formatter", {
expect_is(formatter("span", style = "color:red"), "function")
expect_equal(formatter("span", style = "color: red")(c(1, 2, 3)),
sprintf('<span style="color: red">%s</span>', c(1, 2, 3)))
expect_equal(formatter("span", function(x) ifelse(x, "yes", "no"))(c(1, 0, 0, 1)),
paste0("<span>", ifelse(c(1, 0, 0, 1), "yes", "no"), "</span>"))
expect_equal(formatter("span", x ~ ifelse(x, "yes", "no"))(1),
paste0("<span>", ifelse(1, "yes", "no"), "</span>"))
expect_match(capture.output(print(formatter("span"))), "formatter")
expect_equal(local({
yes_string <- "YES"
no_string <- "NO"
formatter("span", x ~ ifelse(x, yes_string, no_string))(c(TRUE, FALSE))
}), paste0("<span>", c("YES", "NO"), "</span>"))
# render text
bold <- formatter("span", style = "font-weight: bold")
expect_equal(bold(c(0.1, 0.2)),
c("<span style=\"font-weight: bold\">0.1</span>",
"<span style=\"font-weight: bold\">0.2</span>"))
expect_equal(bold(percent(c(0.1, 0.2))),
c("<span style=\"font-weight: bold\">10.00%</span>",
"<span style=\"font-weight: bold\">20.00%</span>"))
bold_percent <- formatter("span", style = "font-weight: bold", percent)
expect_equal(bold_percent(c(0.1, 0.2)),
c("<span style=\"font-weight: bold\">10.00%</span>",
"<span style=\"font-weight: bold\">20.00%</span>"))
# dynamic scoping of formula
expect_equal(local({
yes <- "yes"
no <- "no"
formatter("span", x ~ ifelse(x, yes, no))(c(1, 0, 0, 1))
}), paste0("<span>", ifelse(c(1, 0, 0, 1), "yes", "no"), "</span>"))
df <- data.frame(x = c(-1, 0, 1), y = c(-1, 0, 1))
expect_equal(formatter("span", ~ ifelse(x >= 0 & y >= 0, "yes", "no"))(NULL, df),
paste0("<span>", ifelse(df$x >= 0 & df$y >= 0, "yes", "no"), "</span>"))
})
test_that("area", {
expect_is(area(), "area")
expect_that(area(), is.list)
expect_identical(area()$row, TRUE)
expect_identical(area()$col, TRUE)
a1 <- area(1:10, 1:3)
expect_that(a1$row, is.language)
expect_that(a1$col, is.language)
expect_identical(a1$envir, environment())
})
test_that("formatters", {
x <- c(0.1, 0.2, 0.3)
f <- color_tile("white", "pink")
expect_equal(f(0.1),
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffc0cb\">0.1</span>")
expect_equal(f(x), c(
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffffff\">0.1</span>",
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffdfe5\">0.2</span>",
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffc0cb\">0.3</span>"
))
expect_equal(f(percent(x)), c(
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffffff\">10.00%</span>",
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffdfe5\">20.00%</span>",
"<span style=\"display: block; padding: 0 4px; border-radius: 4px; background-color: #ffc0cb\">30.00%</span>"
))
})
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