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#!/usr/bin/env pwsh
# Test 19: Skip leaway test
$ErrorActionPreference = "Stop"
# Source common test functions
. (Join-Path $PSScriptRoot "testfuncs.ps1")
$testname = [System.IO.Path]::GetFileNameWithoutExtension($MyInvocation.MyCommand.Name)
try {
Initialize-Test -TestName $testname
Write-Banner "Creating 1024 byte test data file"
New-RandomFile -Path "datafile" -SizeBytes 1024
Write-Banner "Creating PAR 2.0 recovery data (block size 200)"
$exitCode = Invoke-Par2 -Arguments @("c", "-s200", "-c1", "recovery", "datafile")
if ($exitCode -ne 0) {
Exit-TestWithError "Creating PAR 2.0 data failed"
}
Write-Banner "Damaging data file (trim first 100 bytes)"
Move-Item "datafile" "datafile.orig"
$bytes = [System.IO.File]::ReadAllBytes("datafile.orig")
$damagedBytes = $bytes[100..($bytes.Length - 1)]
[System.IO.File]::WriteAllBytes("datafile", $damagedBytes)
Remove-Item "datafile.orig"
Write-Banner "Repairing using PAR 2.0 data (with skip leaway 99 - should fail)"
$exitCode = Invoke-Par2 -Arguments @("r", "-N", "-S99", "-vv", "recovery.par2")
if ($exitCode -eq 0) {
Exit-TestWithError "Repair should not be possible with skip leaway set to 99"
}
Write-Banner "Repairing using PAR 2.0 data (with skip leaway 100 - should succeed)"
$exitCode = Invoke-Par2 -Arguments @("r", "-N", "-S100", "-vv", "recovery.par2")
if ($exitCode -ne 0) {
Exit-TestWithError "Repair should be possible with skip leaway set to 100"
}
Complete-Test
exit 0
}
catch {
Write-Host "ERROR: $_" -ForegroundColor Red
Complete-Test
exit 1
}
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