Nothing
context("rotate labels")
expect_eqNe <- function(...) expect_equal(..., check.environment = FALSE)
p <- ggplot2::ggplot(mtcars, ggplot2::aes(mpg, hp)) + geom_point()
test_that("rotation of both labels", {
hard_res_both_90_left <- p + ggplot2::theme(axis.text = element_text(angle = 90, hjust = 0))
easy_res_both_90_left <- p + easy_rotate_labels(side = "left")
expect_eqNe(hard_res_both_90_left, easy_res_both_90_left)
hard_res_both_90_right <- p + ggplot2::theme(axis.text = element_text(angle = 90, hjust = 1))
easy_res_both_90_right <- p + easy_rotate_labels(side = "right")
expect_eqNe(hard_res_both_90_right, easy_res_both_90_right)
hard_res_both_45_right <- p + ggplot2::theme(axis.text = element_text(angle = 45, hjust = 1))
easy_res_both_45_right <- p + easy_rotate_labels(angle = 45, side = "right")
expect_eqNe(hard_res_both_45_right, easy_res_both_45_right)
hard_res_both_top_right <- p + ggplot2::theme(axis.text = element_text(angle = -90, hjust = 1))
easy_res_both_top_right <- p + easy_rotate_labels(angle = "startattop", side = "right")
expect_eqNe(hard_res_both_top_right, easy_res_both_top_right)
hard_res_both_bottom_right <- p + ggplot2::theme(axis.text = element_text(angle = 90, hjust = 1))
easy_res_both_bottom_right <- p + easy_rotate_labels(angle = "startatbottom", side = "right")
expect_eqNe(hard_res_both_bottom_right, easy_res_both_bottom_right)
## correct values in teach
expect_message(p + easy_rotate_labels(side = "left", teach = TRUE), regexp = "angle = 90, hjust = 0")
expect_message(p + easy_rotate_labels(side = "right", teach = TRUE), regexp = "angle = 90, hjust = 1")
expect_message(p + easy_rotate_labels(angle = 45, side = "right", teach = TRUE), regexp = "angle = 45, hjust = 1")
## teach message contains actual function call
expect_message(p + easy_rotate_x_labels(angle = 45, teach = TRUE), regexp = "easy_rotate_x_labels")
expect_message(p + easy_rotate_y_labels(angle = 45, teach = TRUE), regexp = "easy_rotate_y_labels")
expect_message(p + easy_rotate_labels(angle = 45, teach = TRUE), regexp = "easy_rotate_labels")
## teach message is correct
easy_res_test_teach <- easy_rotate_labels(angle = 45, side = "right")
teach_message <- capture_messages({p + easy_rotate_labels(angle = 45, side = "right", teach = TRUE)})[2]
teach_res <- rlang::eval_bare(rlang::parse_expr(teach_message))
expect_eqNe(easy_res_test_teach, teach_res)
easy_res_test_teach <- easy_rotate_labels(angle = "startattop", side = "right")
teach_message <- capture_messages({p + easy_rotate_labels(angle = "startattop", side = "right", teach = TRUE)})[2]
teach_res <- rlang::eval_bare(rlang::parse_expr(teach_message))
expect_eqNe(easy_res_test_teach, teach_res)
easy_res_test_teach <- easy_rotate_x_labels(angle = 45, side = "right")
teach_message <- capture_messages({p + easy_rotate_x_labels(angle = 45, side = "right", teach = TRUE)})[2]
teach_res <- rlang::eval_bare(rlang::parse_expr(teach_message))
expect_eqNe(easy_res_test_teach, teach_res)
## unrecognised values
expect_error(p + easy_rotate_labels(which = "foo"), regexp = "should be one of")
expect_error(p + easy_rotate_labels(angle = "foo"), regexp = "not recognised")
expect_error(p + easy_rotate_labels(side = "foo"), regexp = "should be one of")
})
test_that("rotation of x labels", {
hard_res_x_90_left <- p + ggplot2::theme(axis.text.x = element_text(angle = 90, hjust = 0))
easy_res_x_90_left <- p + easy_rotate_x_labels(side = "left")
expect_eqNe(hard_res_x_90_left, easy_res_x_90_left)
hard_res_x_90_right <- p + ggplot2::theme(axis.text.x = element_text(angle = 90, hjust = 1))
easy_res_x_90_right <- p + easy_rotate_x_labels(side = "right")
expect_eqNe(hard_res_x_90_right, easy_res_x_90_right)
hard_res_x_45_right <- p + ggplot2::theme(axis.text.x = element_text(angle = 45, hjust = 1))
easy_res_x_45_right <- p + easy_rotate_x_labels(angle = 45, side = "right")
expect_eqNe(hard_res_x_45_right, easy_res_x_45_right)
})
test_that("rotation of y labels", {
hard_res_y_90_left <- p + ggplot2::theme(axis.text.y = element_text(angle = 90, hjust = 0))
easy_res_y_90_left <- p + easy_rotate_y_labels(side = "left")
expect_eqNe(hard_res_y_90_left, easy_res_y_90_left)
hard_res_y_90_right <- p + ggplot2::theme(axis.text.y = element_text(angle = 90, hjust = 1))
easy_res_y_90_right <- p + easy_rotate_y_labels(side = "right")
expect_eqNe(hard_res_y_90_right, easy_res_y_90_right)
hard_res_y_45_right <- p + ggplot2::theme(axis.text.y = element_text(angle = 45, hjust = 1))
easy_res_y_45_right <- p + easy_rotate_y_labels(angle = 45, side = "right")
expect_eqNe(hard_res_y_45_right, easy_res_y_45_right)
})
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