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FileIntegrity.Tests.ps1
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FileIntegrity.Tests.ps1
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$moduleRoot = (Resolve-Path "$PSScriptRoot\..\..").Path
. "$PSScriptRoot\FileIntegrity.Exceptions.ps1"
function Get-FileEncoding {
<#
.SYNOPSIS
Tests a file for encoding.
.DESCRIPTION
Tests a file for encoding.
.PARAMETER Path
The file to test
#>
[CmdletBinding()]
Param (
[Parameter(Mandatory = $True, ValueFromPipelineByPropertyName = $True)]
[Alias('FullName')]
[string]
$Path
)
[byte[]]$byte = get-content -Encoding byte -ReadCount 4 -TotalCount 4 -Path $Path
if ($byte[0] -eq 0xef -and $byte[1] -eq 0xbb -and $byte[2] -eq 0xbf) { 'UTF8' }
elseif ($byte[0] -eq 0xfe -and $byte[1] -eq 0xff) { 'Unicode' }
elseif ($byte[0] -eq 0 -and $byte[1] -eq 0 -and $byte[2] -eq 0xfe -and $byte[3] -eq 0xff) { 'UTF32' }
elseif ($byte[0] -eq 0x2b -and $byte[1] -eq 0x2f -and $byte[2] -eq 0x76) { 'UTF7' }
else { 'Unknown, possible ASCII' }
}
Describe "Verifying integrity of module files" {
Context "Validating PS1 Script files" {
$allFiles = Get-ChildItem -Path $moduleRoot -Recurse -Filter "*.ps1" | Where-Object FullName -NotLike "$moduleRoot\tests\*"
foreach ($file in $allFiles) {
$name = $file.FullName.Replace("$moduleRoot\", '')
It "[$name] Should have UTF8 encoding" {
Get-FileEncoding -Path $file.FullName | Should Be 'UTF8'
}
It "[$name] Should have no trailing space" {
($file | Select-String "\s$" | Where-Object { $_.Line.Trim().Length -gt 0} | Measure-Object).Count | Should Be 0
}
$tokens = $null
$parseErrors = $null
$ast = [System.Management.Automation.Language.Parser]::ParseFile($file.FullName, [ref]$tokens, [ref]$parseErrors)
It "[$name] Should have no syntax errors" {
$parseErrors | Should Be $Null
}
foreach ($command in $global:BannedCommands) {
if ($global:MayContainCommand["$command"] -notcontains $file.Name) {
It "[$name] Should not use $command" {
$tokens | Where-Object Text -EQ $command | Should Be $null
}
}
}
It "[$name] Should not contain aliases" {
$tokens | Where-Object TokenFlags -eq CommandName | Where-Object { Test-Path "alias:\$($_.Text)" } | Measure-Object | Select-Object -ExpandProperty Count | Should Be 0
}
}
}
Context "Validating help.txt help files" {
$allFiles = Get-ChildItem -Path $moduleRoot -Recurse -Filter "*.help.txt" | Where-Object FullName -NotLike "$moduleRoot\tests\*"
foreach ($file in $allFiles) {
$name = $file.FullName.Replace("$moduleRoot\", '')
It "[$name] Should have UTF8 encoding" {
Get-FileEncoding -Path $file.FullName | Should Be 'UTF8'
}
It "[$name] Should have no trailing space" {
($file | Select-String "\s$" | Where-Object { $_.Line.Trim().Length -gt 0 } | Measure-Object).Count | Should Be 0
}
}
}
}