diff --git a/DoTests.ps1 b/DoTests.ps1
new file mode 100644
index 0000000..5813ab8
--- /dev/null
+++ b/DoTests.ps1
@@ -0,0 +1,5 @@
+if ((Get-Module -ListAvailable pester) -eq $null) {
+    Install-Module -Name Pester -Repository PSGallery -Force
+}
+
+Invoke-Pester -Script $PSScriptRoot\UnitTests\
\ No newline at end of file
diff --git a/UnitTests/ImportExcelTests/Simple.tests.ps1 b/UnitTests/ImportExcelTests/Simple.tests.ps1
new file mode 100644
index 0000000..fbe0aaf
Binary files /dev/null and b/UnitTests/ImportExcelTests/Simple.tests.ps1 differ
diff --git a/appveyor.yml b/appveyor.yml
new file mode 100644
index 0000000..81131c9
Binary files /dev/null and b/appveyor.yml differ