Try to fix win-builder problem

jgabry · jgabry · commit 8f7e891eaf97 · 2017-04-11T16:34:21.000-04:00
diff --git a/tests/testthat.R b/tests/testthat.R
@@ -1,5 +1,6 @@
 library(testthat)
 library(bayesplot)
 
+Sys.unsetenv("R_TESTS")
 if (!grepl("^sparc",  R.version$platform))
   test_check("bayesplot")
