Invoke-Item tests added

test/powershell/Invoke-Item.Tests.ps1

@@ -0,0 +1,46 @@
+function Clean-State
+{
+    if (Test-Path $FullyQualifiedLink)
+    {
+	    Remove-Item $FullyQualifiedLink -Force
+    }
+
+    if (Test-Path $FullyQualifiedFile)
+    {
+	    Remove-Item $FullyQualifiedFile -Force
+    }
+
+    if (Test-Path $FullyQualifiedFolder)
+    {
+	    Remove-Item $FullyQualifiedFolder -Force
+    }
+}
+
+Describe "New-Item" {
+    $tmpDirectory         = $TestDrive
+    $testfile             = "testfile.txt"
+    $testfolder           = "newDirectory"
+    $testlink             = "testlink"
+    $FullyQualifiedFile   = Join-Path -Path $tmpDirectory -ChildPath $testfile
+    $FullyQualifiedFolder = Join-Path -Path $tmpDirectory -ChildPath $testfolder
+    $FullyQualifiedLink   = Join-Path -Path $tmpDirectory -ChildPath $testlink
+
+    BeforeEach {
+	    Clean-State
+    }
+
+    It "Should call the function without error" {
+	{ 
+        New-Item -Name $testfile -Path $tmpDirectory -ItemType file } | Should Not Throw
+    }
+
+    It "Should invoke a text file without error" {
+	    New-Item -Name $testfile -Path $tmpDirectory -ItemType file
+	    Test-Path $FullyQualifiedFile | Should Be $true
+        $fileInfo = Get-ChildItem $FullyQualifiedFile
+        $fileInfo.Target | Should Be $null
+        $fileInfo.LinkType | Should Be $null
+        Invoke-Item $FullyQualifiedFile | Should Not throw
+    }
+
+}