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(chocolatey-archiveGH-427) specs for Get-ChecksumValid
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‎tests/unit/Get-ChecksumValid.tests.ps1‎

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$here = Split-Path -Parent $MyInvocation.MyCommand.Definition
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$common = Join-Path (Split-Path -Parent $here) '_Common.ps1'
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. $common
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Describe "Get-ChecksumValid" {
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function setup-testfile {
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$filePath = 'some\file.txt'
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Setup -File "$filePath" 'yo yo'
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Join-Path (Join-Path $env:Temp 'pester') "$filePath"
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}
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Context "When a good checksum is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Get-ChecksumValid -file "$filePath" -checksum 'E855365208A4CCB9C7FF4B67321DA89B'
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} catch {
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Write-Host "$_"
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$script:error_message = $($_.Exception.Message)
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}
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It "should not return an error" {
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$script:error_message | should BeNullOrEmpty
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}
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}
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Context "When a good checksum and checksum type sha1 is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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try {
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Get-ChecksumValid -file "$filePath" -checksum '0FBD35FFD7EC40CB99D13DB2E759BEAE88512C4C' -checksumType 'sha1'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should not return an error" {
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$script:error_message | should BeNullOrEmpty
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}
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}
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Context "When a good checksum and bad checksum type is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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try {
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Get-ChecksumValid -file "$filePath" -checksum 'E855365208A4CCB9C7FF4B67321DA89B' -checksumType 'wewsha1'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should default to md5 and validate against that" {}
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It "should not return an error" {
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$script:error_message | should BeNullOrEmpty
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}
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}
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Context "When a bad checksum is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Get-ChecksumValid -file "$filePath" -checksum '234'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should error" {
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$script:error_message | should not BeNullOrEmpty
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}
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It "should error with the correct message" {
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$script:error_message | should be "Checksum for `'$filePath'` did not meet `'234`' for checksum type `'md5`'."
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}
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}
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Context "When a bad checksum with checksum type sha1 is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Get-ChecksumValid -file "$filePath" -checksum '234' -checksumType 'sha1'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should error" {
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$script:error_message | should not BeNullOrEmpty
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}
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It "should error with the correct message" {
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$script:error_message | should be "Checksum for `'$filePath'` did not meet `'234`' for checksum type `'sha1`'."
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}
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}
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Context "When an invalid checksum type is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Get-ChecksumValid -file "$filePath" -checksum '234' -checksumType 'wewsha1'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should error" {
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$script:error_message | should not BeNullOrEmpty
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}
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It "should error with message containing checksum type 'md5'" {
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$script:error_message | should be "Checksum for `'$filePath'` did not meet `'234`' for checksum type `'md5`'."
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}
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}
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Context "When no checksum is provided" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Get-ChecksumValid -file "$filePath"
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should not error" {
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$script:error_message | should BeNullOrEmpty
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}
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It "should not call checksum to verify" {
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Assert-MockCalled Start-Process 0
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}
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}
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Context "When no checksum is provided and the file does not exist" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Remove-Item $filePath -force
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Get-ChecksumValid -file "$filePath" -checksum ''
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should not error" {
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$script:error_message | should BeNullOrEmpty
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}
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It "should not call checksum to verify" {
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Assert-MockCalled Start-Process 0
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}
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}
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Context "When a checksum is provided but the file doesn't exist" {
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$script:error_message = ""
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$filePath = setup-testfile
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Mock Start-Process {} #{} -Verifiable {$packageName -eq "chocolateytestpackage" -and $version -eq "0.1"}
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try {
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Remove-Item $filePath -force
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Get-ChecksumValid -file "$filePath" -checksum '234'
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} catch {
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$script:error_message = $($_.Exception.Message)
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}
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It "should error" {
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$script:error_message | should not BeNullOrEmpty
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}
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It "should error with the correct message" {
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$script:error_message | should be "Unable to checksum a file that doesn't exist - Could not find file `'$filePath`'"
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}
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}
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}

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