Adding tests for Update-PipeScript

Author: James Brundage

Update-PipeScript.tests.ps1

@@ -0,0 +1,20 @@
+describe Update-PipeScript {
+    context 'Updating ScriptBlocks' {
+        it 'Can rename a variable' {
+            Update-PipeScript -ScriptBlock { $v } -RenameVariable @{v='x'} |
+                Should -BeLike '*$x*'
+        }
+    }
+
+    context 'Updating text' {
+        it 'Can -InsertBefore' {
+            Update-PipeScript -ScriptBlock { "world" } -InsertBefore @{'world'= 'hello '} |
+                Should -BeLike '*"hello world"*'
+        }
+
+        it 'Can -InsertAfter' {
+            Update-PipeScript -ScriptBlock { "hello" } -InsertAfter @{"hello" = " world"} |
+                Should -BeLike '*"hello world"*'
+        }
+    }
+}