From 9f77b639f5310360a654b26310babb452054bed1 Mon Sep 17 00:00:00 2001
From: topepo <mxkuhn@gmail.com>
Date: Sun, 18 Nov 2018 13:23:39 -0500
Subject: [PATCH] skip if early R version

---
 tests/testthat/test_isomap.R | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/tests/testthat/test_isomap.R b/tests/testthat/test_isomap.R
index 0517328b6..414719e96 100644
--- a/tests/testthat/test_isomap.R
+++ b/tests/testthat/test_isomap.R
@@ -29,6 +29,7 @@ test_that('correct Isomap values', {
   skip_if_not_installed("igraph")
   skip_if_not_installed("RANN")
   skip_if_not_installed("dimRed")
+  skip_if(getRversion() <= "3.4.4")
 
   im_rec <- rec %>%
     step_isomap(x1, x2, x3, neighbors = 3, num_terms = 3, id = "")
@@ -62,6 +63,7 @@ test_that('printing', {
   skip_if_not_installed("igraph")
   skip_if_not_installed("RANN")
   skip_if_not_installed("dimRed")
+  skip_if(getRversion() <= "3.4.4")
 
   im_rec <- rec %>%
     step_isomap(x1, x2, x3, neighbors = 3, num_terms = 3)