PSLocalBase

2.0.2

_TESTS/PSLocalBase.Review-fb3da3b.Tests.ps1

                                # Independent review evidence; the existing engine and runner remain unchanged.

$ErrorActionPreference='Stop'

Import-Module (Join-Path (Split-Path $PSScriptRoot -Parent) 'PSLocalBase.psd1') -Force

$script:passed=0; $script:failed=0

function Check([string]$Name,[scriptblock]$Body) {

    $db=New-LocalBase

    try { & $Body $db; $script:passed++; Write-Host "[PASS] $Name" }

    catch { $script:failed++; Write-Host "[FAIL] ${Name}: $($_.Exception.Message)" }

    finally {$db.close()}

}

function Seed($db) {

    foreach($n in 1..3) {$db.collection('a').doc("a$n").set(@{n=$n;profile=@{name="a$n"}})}

    foreach($n in 4..5) {$db.collection('b').doc("b$n").set(@{n=$n;profile=@{name="b$n"}})}

}

Check 'Control: repeated filtered delete preserves another key' {

    param($db)

    $db.collection('items').doc('a').set(@{n=1})

    $db.collection('items').doc('b').set(@{n=2})

    $q=$db.collection('items').where('n','=',1)

    $q.delete(); $q.delete()

    if(-not $db.collection('items').doc('b').exists()) {throw 'Repeated delete removed excluded b'}

}

Check 'Control: RHS reuse preserves first union snapshot and terminal parity' {

    param($db)

    foreach($name in @('a','b','c')) {$db.collection($name).doc('one').set(@{tag=$name})}

    $right=$db.collection('b')

    $first=$db.collection('a').union($right)

    $second=$right.union($db.collection('c'))

    if(@($first.get()).Count -ne 2 -or $first.count() -ne 2 -or -not $first.exists() -or @($first.clone().get()).Count -ne 2 -or @($second.get()).Count -ne 2) {throw 'Independent union snapshots changed'}

}

Check 'N1: global union skip applies once' {

    param($db); Seed $db

    $q=$db.collection('a').unionAll($db.collection('b')).orderBy('n').skip(1)

    $actual=@($q.get()).n

    if(($actual -join ',') -ne '2,3,4,5' -or $q.count() -ne 4) {throw "Expected2,3,4,5/count4 actual=$($actual -join ',')/count$($q.count())"}

}

Check 'N1: global union skip-limit applies once' {

    param($db); Seed $db

    $q=$db.collection('a').union($db.collection('b')).orderBy('n').skip(2).limit(2)

    $actual=@($q.get()).n

    if(($actual -join ',') -ne '3,4' -or $q.count() -ne 2) {throw "Expected3,4/count2 actual=$($actual -join ',')/count$($q.count())"}

}

Check 'N1: global nested projection preserves values in both branches' {

    param($db); Seed $db

    $q=$db.collection('a').unionAll($db.collection('b')).select('profile.name')

    $actual=@($q.get() | ForEach-Object {$_.'profile.name'})

    $expected=@('a1','a2','a3','b4','b5')

    if((($actual | Sort-Object) -join ',') -cne (($expected | Sort-Object) -join ',')) {throw "Expected a1,a2,a3,b4,b5 actual=$($actual -join ',')"}

}

Check 'N2: PowerShell-like literal a preserves a-NUL-tail during delete' {

    param($db)

    $tail="a`0tail"

    if($tail -like 'a') {throw 'PowerShell oracle unexpectedly matched'}

    $db.collection('items').doc('literal').set(@{name='a'})

    $db.collection('items').doc('tail').set(@{name=$tail})

    if($db.collection('items').doc('tail').get().name -cne $tail) {throw 'Fixture lost NUL content'}

    $db.collection('items').where('name','-like','a').delete()

    if(-not $db.collection('items').doc('tail').exists()) {throw 'Deleted a-NUL-tail despite PowerShell -like a being False'}

}

Write-Host "Review fb3da3b: passed=$script:passed; failed=$script:failed"

if($script:failed -gt 0) {exit 1}