New-MDTable.Tests.ps1
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$here = Split-Path -Parent $MyInvocation.MyCommand.Path $sut = (Split-Path -Leaf $MyInvocation.MyCommand.Path).Replace(".Tests.", ".") . "$here\$sut" $VerbosePreference="SilentlyContinue" $newLine=[System.Environment]::NewLine function Get-RandomValue { param( [Parameter(Mandatory = $true, ParameterSetName = "String")] [switch]$String, [Parameter(Mandatory = $true, ParameterSetName = "Int")] [switch]$Int ) switch ($PSCmdlet.ParameterSetName) { 'String' { "Random-" + ( -join ((65..90) + (97..122) | Get-Random -Count 5 | % { [char]$_ })) } 'Int' { 10000 + (Get-Random -Maximum 100) } } } Describe "New-MDTable" { It "-Object is null" { Invoke-Command -ScriptBlock {TRY{New-MDTable -Object $null} CATCH{Return $_.FullyQualifiedErrorId}} | Should Be "ParameterArgumentValidationErrorNullNotAllowed,New-MDTable" } } Describe "New-MDTable without columns" { $object=Get-Command New-MDTable |Select-Object Name,CommandType It "-NoNewLine not specified" { $expected=4 ((New-MDTable -Object $object) -split $newLine ).Length| Should Be $expected (($object | New-MDTable) -split $newLine ).Length| Should Be $expected ((@($object,$object) | New-MDTable) -split $newLine ).Length | Should Be ($expected+1) } It "-NoNewLine specified" { $expected=3 ((New-MDTable -Object $object -NoNewLine) -split $newLine ).Length| Should Be $expected (($object | New-MDTable -NoNewLine) -split $newLine ).Length| Should Be $expected ((@($object,$object) | New-MDTable -NoNewLine) -split $newLine ).Length | Should Be ($expected+1) } } Describe "New-MDTable with columns" { $object=Get-Command New-MDTable $columns=@{ Name=$null CommandType="left" Version="center" Source="right" } It "-NoNewLine not specified" { $expected=4 ((New-MDTable -Object $object -Columns $columns) -split $newLine ).Length| Should Be $expected (($object | New-MDTable -Columns $columns) -split $newLine ).Length| Should Be $expected ((@($object,$object) | New-MDTable -Columns $columns) -split $newLine ).Length | Should Be ($expected+1) } It "-NoNewLine specified" { $expected=3 ((New-MDTable -Object $object -Columns $columns -NoNewLine) -split $newLine ).Length| Should Be $expected (($object | New-MDTable -Columns $columns -NoNewLine) -split $newLine ).Length| Should Be $expected ((@($object,$object) | New-MDTable -Columns $columns -NoNewLine) -split $newLine ).Length | Should Be ($expected+1) } } Describe "New-MDTable with ordered hashtable and without columns" { BeforeEach { $properties=@( Get-RandomValue -String Get-RandomValue -String Get-RandomValue -String Get-RandomValue -String Get-RandomValue -String ) $object=[PSCustomObject]@{ $properties[0] = "This is property $($properties[0])" $properties[1] = "This is property $($properties[1])" $properties[2] = "This is property $($properties[2])" $properties[3] = "This is property $($properties[3])" $properties[4] = "This is property $($properties[4])" } } It "-NoNewLine not specified" { $expected=4 ((New-MDTable -Object $object) -split $newLine).Length | Should Be $expected (($object | New-MDTable) -split $newLine).Length | Should Be $expected ((@($object, $object) | New-MDTable) -split $newLine).Length | Should Be ($expected+1) } It "-NoNewLine not specified" { $expected=3 ((New-MDTable -Object $object -NoNewLine) -split $newLine).Length | Should Be $expected (($object | New-MDTable -NoNewLine) -split $newLine).Length | Should Be $expected ((@($object, $object) | New-MDTable -NoNewLine) -split $newLine).Length | Should Be ($expected+1) } It "Test column header sequence" { $rows=(New-MDTable -Object $object) -split $newLine $elements=$rows[0] -split '\|' $elements.Count | Should Be 7 $elements[0].Length | Should Be 0 $elements[1] | Should Match $properties[0] $elements[2] | Should Match $properties[1] $elements[3] | Should Match $properties[2] $elements[4] | Should Match $properties[3] $elements[5] | Should Match $properties[4] $elements[6].Length | Should Be 0 } It "Test column header with overwritten sequence" { $columns=[ordered]@{ $properties[3]=$null $properties[2]="left" $properties[1]="center" $properties[0]="right" } $rows=(New-MDTable -Object $object -Columns $columns) -split $newLine $elements=$rows[0] -split '\|' $elements.Count | Should Be 6 $elements[0].Length | Should Be 0 $elements[1] | Should Match $properties[3] $elements[2] | Should Match $properties[2] $elements[3] | Should Match $properties[1] $elements[4] | Should Match $properties[0] $elements[6].Length | Should Be 0 } } Describe "New-MDTable with ordered columns" { $object=Get-Command New-MDTable $columns=[ordered]@{ Name=$null CommandType="left" Version="center" Source="right" } It "Test column header sequence" { $rows=(New-MDTable -Object $object -Columns $columns) -split $newLine $elements=$rows[0] -split '\|' $elements.Count | Should Be 6 $elements[0].Length | Should Be 0 $elements[1] | Should Match "Name" $elements[2] | Should Match "CommandType" $elements[3] | Should Match "Version" $elements[4] | Should Match "Source" $elements[5].Length | Should Be 0 } It "Test column alignment " { $rows=(New-MDTable -Object $object -Columns $columns) -split $newLine $elements=$rows[1] -split '\|' $elements.Count | Should Be 6 $elements[0].Length | Should Be 0 $elements[1] | Should Match " -* " $elements[2] | Should Match " -* " $elements[3] | Should Match ":-*:" $elements[4] | Should Match " -*:" $elements[5].Length | Should Be 0 } } Describe "New-MDTable shrinking" { $object=Get-Command New-MDTable |Select-Object Name,CommandType It "-Shrink not specified" { $lines=(@( New-MDTable -Object $object $object | New-MDTable -NoNewLine ) -join "") -split $newLine ($lines|ForEach-Object {$_.Length}|Select-Object -Unique).Count |Should BeExactly 1 } It "-Shrink specified" { $lines=(@( New-MDTable -Object $object -Shrink $object | New-MDTable -NoNewLine -Shrink ) -join "") -split $newLine ($lines|ForEach-Object {$_.Length}|Select-Object -Unique).Count |Should BeExactly 2 } } |