Added Ping function

Public/Ping.ps1

@@ -0,0 +1,40 @@
+<#
+.SYNOPSIS
+    Tests ping capability
+.DESCRIPTION
+    Test that a remote system is pingable and also that the remote system is allowing ping packets.
+.PARAMETER Target
+    Specifies the Domain Name System (DNS) name or IP address of the target computer.
+.PARAMETER Property
+    Specifies a property of the TestNetConnectionResult object to test.  
+.PARAMETER Should 
+    A Script Block defining a Pester Assertion.  
+.EXAMPLE
+    Ping localhost PingSucceeded  { Should Be $true }
+.EXAMPLE
+    Ping remoteserver PingSucceeded { Should Be $true }
+.NOTES
+    Assertions: Be, BeExactly, Match, MatchExactly
+#>
+    function Ping {
+    [CmdletBinding()]
+    param(
+        [Parameter(Mandatory, Position=1)]
+        [Alias("ComputerName")]
+        [string]$Target,
+
+        [Parameter(Mandatory, Position=2)]
+        [ValidateSet("AllNameResolutionResults", "BasicNameResolution", "ComputerName", "Detailed", "DNSOnlyRecords", "InterfaceAlias", 
+            "InterfaceDescription", "InterfaceIndex", "IsAdmin", "LLMNRNetbiosRecords", "MatchingIPsecRules", "NameResolutionSucceeded", 
+            "NetAdapter", "NetRoute", "NetworkIsolationContext", "PingReplyDetails", "PingSucceeded", "RemoteAddress", "RemotePort", 
+            "SourceAddress", "TcpClientSocket", "TcpTestSucceeded", "TraceRoute")]
+        [string]$Property,        
+
+        [Parameter(Mandatory, Position=3)]
+        [scriptblock]$Should
+    )
+
+    $params = Get-PoshspecParam -TestName TcpPort -TestExpression {Test-NetConnection -ComputerName $Target -ErrorAction SilentlyContinue} @PSBoundParameters
+
+    Invoke-PoshspecExpression @params
+}