diff --git a/tests/testthat/setup.R b/tests/testthat/setup.R
new file mode 100644
index 0000000..831695f
--- /dev/null
+++ b/tests/testthat/setup.R
@@ -0,0 +1,14 @@
+vcfFileName <- system.file("extdata", "PG0390-C.test.vcf.gz",
+  package = "DEploid.utils"
+)
+plafFileName <- system.file("extdata", "labStrains.test.PLAF.txt",
+  package = "DEploid.utils"
+)
+panelFileName <- system.file("extdata", "labStrains.test.panel.txt",
+  package = "DEploid.utils"
+)
+refFileName <- system.file("extdata", "PG0390-C.test.ref", package = "DEploid.utils")
+altFileName <- system.file("extdata", "PG0390-C.test.alt", package = "DEploid.utils")
+
+PG0390CoverageVcf <- extractCoverageFromVcf(vcfFileName, "PG0390-C")
+plaf <- extractPLAF(plafFileName)