Clean up Pester tests

Tests/Classes/ScriptLine.Tests.ps1

@@ -0,0 +1,16 @@
+InModuleScope Chronometer {
+    Describe "Class: ScriptLine" -Tag Build {
+
+        It "Creates an Object" {
+            {[ScriptLine]::New()} | Should Not Throw
+        }
+
+        It "ToString()" {
+            {[ScriptLine]::New().toString()} | Should Not Throw
+        }
+
+        It "Creates an Object" {
+            {[ScriptLine]::New().AddExecutionTime(1)} | Should Not Throw
+        }
+    }
+}