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Merged
merged 3 commits into from
Apr 15, 2025
Merged

Skip some tests when missing Suggests #344

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b99fcec
Skip when missing gridExtra
MichaelChirico Apr 14, 2025
93c9a36
Update test-aesthetics.R
MichaelChirico Apr 14, 2025
92e0441
Update test-bayesplot_grid.R
MichaelChirico Apr 14, 2025
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1 change: 1 addition & 0 deletions tests/testthat/test-aesthetics.R
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Expand Up @@ -135,6 +135,7 @@ test_that("color_scheme_view returns correct ggplot object", {
})

test_that("color_scheme_view returns gtable if length(scheme) >= 1", {
skip_if_not_installed("gridExtra")
expect_gtable(color_scheme_view(c("red", "gray")))
expect_gtable(color_scheme_view(c("red", "gray", "blue")))
})
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2 changes: 2 additions & 0 deletions tests/testthat/test-bayesplot_grid.R
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@@ -1,6 +1,8 @@
library(bayesplot)
context("bayesplot_grid")

skip_if_not_installed("gridExtra")

y <- example_y_data()
yrep <- example_yrep_draws()[1:25, ]
gr <- gridExtra::arrangeGrob(ppc_stat(y, yrep, binwidth = 1))
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2 changes: 2 additions & 0 deletions tests/testthat/test-mcmc-scatter-and-parcoord.R
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Expand Up @@ -65,6 +65,7 @@ test_that("mcmc_hex throws error if number of parameters is not 2", {

# mcmc_pairs -------------------------------------------------------------
test_that("mcmc_pairs returns a bayesplot_grid object", {
skip_if_not_installed("gridExtra")
g <- mcmc_pairs(arr, pars = c("(Intercept)", "sigma"))
expect_bayesplot_grid(g)
expect_equal(print(g), plot(g))
Expand All @@ -88,6 +89,7 @@ test_that("mcmc_pairs using hexbin works", {
})

test_that("no mcmc_pairs non-NUTS 'condition's fail", {
skip_if_not_installed("gridExtra")
expect_bayesplot_grid(
mcmc_pairs(arr, pars = "sigma", regex_pars = "beta",
condition = pairs_condition(chains = list(1, 2:4)))
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