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Fix formatting to properly handle the Reset VT sequences that appear in the middle of a string (#26424)

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This commit is contained in:
Dongbo Wang
2025-11-24 14:38:23 -08:00
committed by GitHub
parent 9ee3c61c26
commit eb2ead439a
3 changed files with 110 additions and 10 deletions
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test/powershell/engine/Formatting/PSStyle.Tests.ps1
+79 -2
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@@ -488,7 +488,7 @@ Billy Bob… Senior DevOps … 13
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Word wrapping for string with escape sequences" {
It "Word wrapping for string with escape sequences (1)" {
$expected = @"
`e[32;1mLongDescription : `e[0m`e[33mPowerShell `e[0m
`e[33mscripting `e[0m
@@ -501,7 +501,46 @@ Billy Bob… Senior DevOps … 13
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Splitting multi-line string with escape sequences" {
It "Word wrapping for string with escape sequences (2)" {
$expected = @"
`e[32;1mLongDescription : `e[0m`e[33mPowerShell`e[0m
scripting
language
"@
$obj = [pscustomobject] @{ LongDescription = "`e[33mPowerShell`e[0m scripting language" }
$obj | Format-List | Out-String -Width 35 | Out-File $outFile
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Word wrapping for string with escape sequences (3)" {
$expected = @"
`e[32;1mLongDescription : `e[0m`e[33mPowerShell`e[0m
`e[32mscripting `e[0m
`e[32mlanguage`e[0m
"@
$obj = [pscustomobject] @{ LongDescription = "`e[33mPowerShell`e[0m `e[32mscripting language" }
$obj | Format-List | Out-String -Width 35 | Out-File $outFile
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Word wrapping for string with escape sequences (4)" {
$expected = @"
`e[32;1mLongDescription : `e[0m`e[33mPowerShell`e[0m
`e[32mscripting`e[0m
language
"@
$obj = [pscustomobject] @{ LongDescription = "`e[33mPowerShell`e[0m `e[32mscripting`e[0m language" }
$obj | Format-List | Out-String -Width 35 | Out-File $outFile
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Splitting multi-line string with escape sequences (1)" {
$expected = @"
`e[32;1mb : `e[0m`e[33mPowerShell is a task automation and configuration management program from Microsoft,`e[0m
`e[33mconsisting of a command-line shell and the associated scripting language`e[0m
@@ -513,6 +552,30 @@ Billy Bob… Senior DevOps … 13
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Splitting multi-line string with escape sequences (2)" {
$expected = @"
`e[32;1mb : `e[0m`e[33mPowerShell is a task automation and configuration management program from Microsoft,`e[0m
consisting of a command-line shell and the associated scripting language
"@
$obj = [pscustomobject] @{ b = "`e[33mPowerShell is a task automation and configuration management program from Microsoft,`e[0m`nconsisting of a command-line shell and the associated scripting language" }
$obj | Format-List | Out-File $outFile
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Splitting multi-line string with escape sequences (3)" {
$expected = @"
`e[32;1mb : `e[0m`e[33mPowerShell is a task automation and configuration management program from Microsoft,`e[0m
`e[32mconsisting of a command-line shell and the associated scripting language`e[0m
"@
$obj = [pscustomobject] @{ b = "`e[33mPowerShell is a task automation and configuration management program from Microsoft,`e[0m`n`e[32mconsisting of a command-line shell and the associated scripting language" }
$obj | Format-List | Out-File $outFile
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Wrapping long word with escape sequences" {
$expected = @"
`e[32;1mb : `e[0m`e[33mC:\repos\PowerShell\src\powershell-w`e[0m
@@ -525,4 +588,18 @@ Billy Bob… Senior DevOps … 13
$text = Get-Content $outFile -Raw
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
It "Format 'MatchInfo' object correctly" {
$expected = @"
`e[32;1mb : `e[0mmouclass `e[7mMouse`e[0m Class Driver Mouse Class Driver Kernel Manual Running OK TRUE FALSE 12,288 `e[0m
32,768 0 C:\WINDOWS\system32\drivers\mouclass.sys 4,096
"@
## This string mimics the VT decorated string for a 'MatchInfo' object that matches the word 'mouse'.
$str = "mouclass `e[7mMouse`e[0m Class Driver Mouse Class Driver Kernel Manual Running OK TRUE FALSE 12,288 32,768 0 C:\WINDOWS\system32\drivers\mouclass.sys 4,096"
$obj = [pscustomobject] @{ b = $str }
$text = $obj | Format-List | Out-String -Width 150
$text.Trim().Replace("`r", "") | Should -BeExactly $expected.Replace("`r", "")
}
}