From 436d5e06dd5703bdfcf70449b072144c1c32e8bd Mon Sep 17 00:00:00 2001
From: Mark Hamilton <mhamilton723@gmail.com>
Date: Tue, 22 Jun 2021 18:49:58 -0400
Subject: [PATCH] WIP

---
 project/CodegenPlugin.scala | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/project/CodegenPlugin.scala b/project/CodegenPlugin.scala
index db5bc6c18b..df113d2b31 100644
--- a/project/CodegenPlugin.scala
+++ b/project/CodegenPlugin.scala
@@ -152,9 +152,11 @@ object CodegenPlugin extends AutoPlugin {
       rCmd(activateCondaEnv.value,
         Seq("R", "CMD", "INSTALL", "--no-multiarch", "--with-keep.source", genPackageNamespace.value),
         rSrcDir.getParentFile, libPath)
-      val testRunner = join("tools", "tests", "run_r_tests.R").getAbsolutePath
-      rCmd(activateCondaEnv.value,
-        Seq("Rscript", testRunner), rSrcDir, libPath)
+      val testRunner = join("tools", "tests", "run_r_tests.R")
+      if (testRunner.exists()){
+        rCmd(activateCondaEnv.value,
+          Seq("Rscript", testRunner.getAbsolutePath), rSrcDir, libPath)
+      }
     },
     publishR := {
       codegen.value