tests/testthat/test-qplot.R

test_that("qplot works with variables in data frame and parent env", {
  df <- data_frame(x = 1:10, a = 1:10)
  y <- 1:10
  b <- 1:10

  lifecycle::expect_deprecated(
    expect_s3_class(qplot(x, y, data = df), "ggplot")
  )
  lifecycle::expect_deprecated(
    expect_s3_class(qplot(x, y, data = df, colour = a), "ggplot")
  )
  lifecycle::expect_deprecated(
    expect_s3_class(qplot(x, y, data = df, colour = b), "ggplot")
  )

  bin <- 1
  lifecycle::expect_deprecated(
    expect_s3_class(qplot(x, data = df, binwidth = bin), "ggplot")
  )
})

test_that("qplot works in non-standard environments", {
  lifecycle::expect_deprecated(
    p <- local({
      `-1-` <- 10
      x <- 1:10
      qplot(x, breaks = 0:`-1-`)
    })
  )
  expect_s3_class(p, "ggplot")
})

test_that("qplot() evaluates constants in the right place", {
  lifecycle::expect_deprecated(
    p <- local({
      foo <- "d"
      qplot(1, 1, colour = I(paste0("re", foo)))
    })
  )
  expect_identical(layer_data(p)$colour, I("red"))
})

test_that("qplot() evaluates layers in package environment", {
  geom_line <- function(...) {
    stop("!!!")
  }

  lifecycle::expect_deprecated(
    expect_error(p <- qplot(1, 1, geom = "line"), NA)
  )
})

test_that("qplot() only work with character geom", {
  lifecycle::expect_deprecated(
    expect_snapshot_error(qplot(geom = GeomLinerange))
  )
})

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ggplot2 documentation built on June 22, 2024, 11:35 a.m.