diff --git a/Tests/Public/Set-ZertoUserCredential.Tests.ps1 b/Tests/Public/Set-ZertoUserCredential.Tests.ps1
new file mode 100644
index 0000000..4cca845
--- /dev/null
+++ b/Tests/Public/Set-ZertoUserCredential.Tests.ps1
@@ -0,0 +1,42 @@
+#Requires -Modules Pester
+$global:here = (Split-Path -Parent $MyInvocation.MyCommand.Path)
+$global:function = ((Split-Path -leaf $MyInvocation.MyCommand.Path).Split('.'))[0]
+
+Describe $global:function -Tag 'Unit', 'Source', 'Built' {
+    InModuleScope -ModuleName ZertoApiWrapper {
+
+        Context "$global:function::Parameter Unit Tests" {
+
+            BeforeAll {
+                $script:ScriptBlock = (Get-Command $global:function).ScriptBlock
+            }
+
+            It "$global:function should have exactly 14 parameters defined" {
+                (Get-Command $global:function).Parameters.Count | Should -Be 14
+            }
+
+            $ParameterTestCases = @(
+                @{ParameterName = 'UserCredential'; Type = 'pscredential'; Mandatory = $true }
+            )
+
+            It "<ParameterName> parameter is of <Type> type" -TestCases $ParameterTestCases {
+                param($ParameterName, $Type, $Mandatory, $Validation)
+                Get-Command $global:function | Should -HaveParameter $ParameterName -Mandatory:$Mandatory -Type $Type
+            }
+
+            It "Supports 'SupportsShouldProcess'" {
+                Get-Command $global:function | Should -HaveParameter WhatIf
+                Get-Command $global:function | Should -HaveParameter Confirm
+                $script:ScriptBlock | Should -match 'SupportsShouldProcess'
+                $script:ScriptBlock | Should -match '\$PSCmdlet\.ShouldProcess\(.+\)'
+            }
+        }
+
+        Context "$global:function::Parameter Functional Tests" {
+
+        }
+    }
+}
+
+Remove-Variable -Name here -Scope Global
+Remove-Variable -Name function -Scope Global