added basic tests

closes #9

DESCRIPTION

@@ -13,3 +13,6 @@ Imports:
     digest,
     jsonlite,
     rlang
+Suggests: 
+    testthat (>= 3.0.0)
+Config/testthat/edition: 3

tests/testthat.R

@@ -0,0 +1,12 @@
+# This file is part of the standard setup for testthat.
+# It is recommended that you do not modify it.
+#
+# Where should you do additional test configuration?
+# Learn more about the roles of various files in:
+# * https://r-pkgs.org/testing-design.html#sec-tests-files-overview
+# * https://testthat.r-lib.org/articles/special-files.html
+
+library(testthat)
+library(flowr)
+
+test_check("flowr")

tests/testthat/test-node.R

@@ -0,0 +1,9 @@
+test_that("find package directory", {
+  expect_no_error(get_default_node_base_dir())
+})
+test_that("install node", {
+  expect_no_error(install_node("22.5.1"))
+})
+test_that("install flowr", {
+  expect_no_error(install_flowr("2.0.11"))
+})