Added pester tests for Wait-Event

src/pester-tests/Wait-Event.Tests.ps1

@@ -0,0 +1,9 @@
+Describe "Wait-Event" {
+
+    Context "Validate Wait-Event is waiting for events" {
+	It "Should verify Wait-Event is waiting for at least a second" {
+	    $waiteventtime = Measure-Command { Wait-Event -timeout 1 }
+            $waiteventtime.Seconds | Should BeGreaterThan 0
+	}
+    }
+}