PowerShell7/test/powershell/Out-File.Tests.ps1
2016-03-04 14:52:27 -08:00

112 lines
3.5 KiB
PowerShell

Describe "Out-File" {
$expectedContent = "some test text"
$inObject = New-Object psobject -Property @{text=$expectedContent}
$testfile = Join-Path -Path $TestDrive -ChildPath outfileTest.txt
AfterEach {
Remove-Item -Path $testfile -Force
}
It "Should be able to be called without error" {
{ Out-File -FilePath $testfile } | Should Not Throw
}
It "Should be able to accept string input via piping" {
{ $expectedContent | Out-File -FilePath $testfile } | Should Not Throw
$actual = Get-Content $testfile
$actual | Should Be $expectedContent
}
It "Should be able to accept string input via the InputObject swictch" {
{ Out-File -FilePath $testfile -InputObject $expectedContent } | Should Not Throw
$actual = Get-Content $testfile
$actual | Should Be $expectedContent
}
It "Should be able to accept object input" {
{ $inObject | Out-File -FilePath $testfile } | Should Not Throw
{ Out-File -FilePath $testfile -InputObject $inObject } | Should Not Throw
}
It "Should not overwrite when the noclobber switch is used" {
Out-File -FilePath $testfile -InputObject $inObject
{ Out-File -FilePath $testfile -InputObject $inObject -NoClobber -ErrorAction SilentlyContinue } | Should Throw "already exists."
{ Out-File -FilePath $testfile -InputObject $inObject -NoOverWrite -ErrorAction SilentlyContinue } | Should Throw "already exists."
$actual = Get-Content $testfile
$actual[0] | Should Be ""
$actual[1] | Should Match "text"
$actual[2] | Should Match "----"
$actual[3] | Should Match "some test text"
}
It "Should Append a new line when the append switch is used" {
{ Out-File -FilePath $testfile -InputObject $inObject } | Should Not Throw
{ Out-File -FilePath $testfile -InputObject $inObject -Append } | Should Not Throw
$actual = Get-Content $testfile
$actual[0] | Should Be ""
$actual[1] | Should Match "text"
$actual[2] | Should Match "----"
$actual[3] | Should Match "some test text"
$actual[4] | Should Be ""
$actual[5] | Should Be ""
$actual[6] | Should Be ""
$actual[7] | Should Match "text"
$actual[8] | Should Match "----"
$actual[9] | Should Match "some test text"
$actual[10] | Should Be ""
$actual[11] | Should Be ""
}
It "Should limit each line to the specified number of characters when the width switch is used on objects" {
Out-File -FilePath $testfile -Width 10 -InputObject $inObject
$actual = Get-Content $testfile
$actual[0] | Should Be ""
$actual[1] | Should Be "text "
$actual[2] | Should Be "---- "
$actual[3] | Should Be "some te..."
}
It "Should allow the cmdlet to overwrite an existing read-only file" {
# create a read-only text file
{ Out-File -FilePath $testfile -InputObject $inObject } | Should Not Throw
Set-ItemProperty -Path $testfile -Name IsReadOnly -Value $true
# write information to the RO file
{ Out-File -FilePath $testfile -InputObject $inObject -Append -Force } | Should Not Throw
$actual = Get-Content $testfile
$actual[0] | Should Be ""
$actual[1] | Should Match "text"
$actual[2] | Should Match "----"
$actual[3] | Should Match "some test text"
$actual[4] | Should Be ""
$actual[5] | Should Be ""
$actual[6] | Should Be ""
$actual[7] | Should Match "text"
$actual[8] | Should Match "----"
$actual[9] | Should Match "some test text"
$actual[10] | Should Be ""
$actual[11] | Should Be ""
# reset to not read only so it can be deleted
Set-ItemProperty -Path $testfile -Name IsReadOnly -Value $false
}
}