/
Stop-Function.Tests.ps1
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Stop-Function.Tests.ps1
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$CommandName = $MyInvocation.MyCommand.Name.Replace(".Tests.ps1", "")
Write-Host -Object "Running $PSCommandpath" -ForegroundColor Cyan
. "$PSScriptRoot\constants.ps1"
. "$PSScriptRoot\..\private\functions\flowcontrol\Stop-Function.ps1"
$PSDefaultParameterValues.Remove('*:WarningAction')
Describe "$CommandName Unit Tests" -Tag 'UnitTests' {
Context "Validate parameters" {
[object[]]$params = (Get-Command $CommandName).Parameters.Keys | Where-Object {$_ -notin ('whatif', 'confirm')}
[object[]]$knownParameters = 'Message', 'Category', 'ErrorRecord', 'Tag', 'FunctionName', 'File', 'Line', 'Target', 'Exception', 'OverrideExceptionMessage', 'Continue', 'SilentlyContinue', 'ContinueLabel', 'EnableException'
$knownParameters += [System.Management.Automation.PSCmdlet]::CommonParameters
It "Should only contain our specific parameters" {
(@(Compare-Object -ReferenceObject ($knownParameters | Where-Object {$_}) -DifferenceObject $params).Count ) | Should Be 0
}
}
Context "Testing non-EnableException: Explicit call" {
try {
$warning = Stop-Function -WarningAction Continue -Message "Nonsilent Foo" -EnableException $false -Category InvalidResult -FunctionName "Invoke-Pester" -Target "Bar" -ErrorAction Stop 3>&1
$record = $Error[0]
$failed = $false
} catch {
$record = $null
$failed = $true
}
It "Should not have failed to execute without an exception." {
$failed | Should Be $false
}
It "Should have written the test warning 'Nonsilent Foo'" {
$warning[0] | Should BeLike "*Nonsilent Foo"
}
It "Should have created an error record with the correct exception" {
$record.Exception.Message | Should Be "Nonsilent Foo"
}
It "Should have created an error record with the caegory 'InvalidResult'" {
$record.CategoryInfo.Category | Should BeLike "InvalidResult"
}
It "Should have created an error record with the targetobject 'Bar'" {
$record.TargetObject | Should Be "Bar"
}
It "Should have created an error record with the ErrorID 'dbatools_Invoke-Pester'" {
$record.FullyQualifiedErrorId | Should Be "dbatools_Invoke-Pester,Stop-Function"
}
}
Context "Testing non-EnableException: In try/catch" {
try {
try {
$null.GetType()
} catch {
$warning = Stop-Function -WarningAction Continue -Message "Nonsilent Foo" -EnableException $false -ErrorRecord $_ -FunctionName "Invoke-Pester" -Target "Bar" -ErrorAction Stop 3>&1
$record = $Error[0]
$failed = $false
}
} catch {
$record = $null
$failed = $true
}
It "Should not have failed to execute without an exception." {
$failed | Should Be $false
}
It "Should have written the test warning 'Nonsilent Foo | '" {
$warning[0] | Should BeLike "*Nonsilent Foo | *"
}
It "Should have created an error record with the correct exception" {
$record.Exception.InnerException.GetType().FullName | Should Be "System.Management.Automation.RuntimeException"
}
It "Should have created an error record with the category 'InvalidOperation'" {
$record.CategoryInfo.Category | Should BeLike "InvalidOperation"
}
It "Should have created an error record with the targetobject 'Bar'" {
$record.TargetObject | Should Be "Bar"
}
It "Should have created an error record with the ErrorID 'dbatools_Invoke-Pester'" {
$record.FullyQualifiedErrorId | Should Be "dbatools_Invoke-Pester,Stop-Function"
}
It "Should have created an error record with the an inner NULL-invocation exception" {
try {
$ExceptionName = $record.Exception.InnerException.GetType().FullName
} catch {
$ExceptionName = "Meeep."
}
$ExceptionName | Should Be "System.Management.Automation.RuntimeException"
}
}
Context "Testing non-EnableException: Continue & ContinueLabel" {
Mock -CommandName "Write-Warning" -MockWith { param ($Message) }
#region Run Tests
try {
$failed = $false
$a = 0
$b = 0
foreach ($number in (1 .. 3)) {
$a++
Stop-Function -Message "Nonsilent Foo" -EnableException $false -Category InvalidOperation -Continue -ErrorAction Stop 3>&1
$b++
}
} catch {
$failed = $true
}
try {
$failed2 = $false
$c = 0
$d = 0
$e = 0
$f = 0
:main foreach ($number in (1 .. 3)) {
$c++
foreach ($Counter in (1 .. 3)) {
$d++
Stop-Function -Message "Nonsilent Foo" -EnableException $false -Category InvalidOperation -Continue -ContinueLabel "main" -ErrorAction Stop 3>&1
$e++
}
$f++
}
} catch {
$failed2 = $true
}
#endregion Run Tests
#region Evaluate Results
It "Should not have failed to execute without an exception when testing Continue without a label." {
$failed | Should Be $false
}
It "Should not have failed to execute without an exception when testing Continue with a label." {
$failed2 | Should Be $false
}
It "Should have incremented the first counter when calling continue without a label" {
$a | Should Be 3
}
It "Should not have incremented the second counter when calling continue without a label" {
$b | Should Be 0
}
It "Should have incremented the first two counters thrice, but skipped the other two when calling continue with a label" {
[int[]]$result = @($c, $d, $e, $f)
[int[]]$reference = @(3, 3, 0, 0)
$result | Should Be $reference
}
#endregion Evaluate Results
}
Context "Testing silent: Explicit call" {
try {
Stop-Function -Message "Nonsilent Foo" -EnableException $true -Category InvalidResult -FunctionName "Invoke-Pester" -Target "Bar" -ErrorAction Stop
$record = $null
$failed = $false
} catch {
$record = $_
$failed = $true
}
It "Should not have failed to terminate with an exception." {
$failed | Should Be $true
}
It "Should have created an error record with the correct exception" {
$record.Exception.Message | Should Be "Nonsilent Foo"
}
It "Should have created an error record with the caegory 'InvalidResult'" {
$record.CategoryInfo.Category | Should BeLike "InvalidResult"
}
It "Should have created an error record with the targetobject 'Bar'" {
$record.TargetObject | Should Be "Bar"
}
It "Should have created an error record with the ErrorID 'dbatools_Invoke-Pester,Stop-Function'" {
$record.FullyQualifiedErrorId | Should Be "dbatools_Invoke-Pester"
}
}
Context "Testing silent: In try/catch" {
try {
try {
$null.GetType()
} catch {
Stop-Function -Message "Nonsilent Foo" -EnableException $true -ErrorRecord $_ -FunctionName "Invoke-Pester" -Target "Bar" -ErrorAction Stop
$record = $null
$failed = $false
}
} catch {
$record = $_
$failed = $true
}
It "Should not have failed to terminate with an exception." {
$failed | Should Be $true
}
It "Should have created an error record with the correct exception" {
$record.Exception.InnerException.GetType().FullName | Should Be "System.Management.Automation.RuntimeException"
}
It "Should have created an error record with the caegory 'InvalidOperation'" {
$record.CategoryInfo.Category | Should BeLike "InvalidOperation"
}
It "Should have created an error record with the targetobject 'Bar'" {
$record.TargetObject | Should Be "Bar"
}
It "Should have created an error record with the ErrorID 'dbatools_Invoke-Pester'" {
$record.FullyQualifiedErrorId | Should Be "dbatools_Invoke-Pester"
}
}
Context "Testing silent: Continue & ContinueLabel" {
Mock -CommandName "Write-Error" -MockWith { param ($Message) }
#region Run Tests
try {
$failed = $false
$a = 0
$b = 0
foreach ($number in (1 .. 3)) {
$a++
Stop-Function -Message "Nonsilent Foo" -EnableException $true -Category InvalidOperation -SilentlyContinue -ErrorAction Stop
$b++
}
} catch {
$failed = $true
}
try {
$failed2 = $false
$c = 0
$d = 0
$e = 0
$f = 0
:main foreach ($number in (1 .. 3)) {
$c++
foreach ($Counter in (1 .. 3)) {
$d++
Stop-Function -Message "Nonsilent Foo" -EnableException $true -Category InvalidOperation -SilentlyContinue -ContinueLabel "main" -ErrorAction Stop
$e++
}
$f++
}
} catch {
$failed2 = $true
}
#endregion Run Tests
#region Evaluate Results
It "Should not have failed to execute without an exception when testing Continue without a label." {
$failed | Should Be $false
}
It "Should not have failed to execute without an exception when testing Continue with a label." {
$failed2 | Should Be $false
}
It "Should have incremented the first counter when calling continue without a label" {
$a | Should Be 3
}
It "Should not have incremented the second counter when calling continue without a label" {
$b | Should Be 0
}
It "Should have incremented the first two counters thrice, but skipped the other two when calling continue with a label" {
[int[]]$result = @($c, $d, $e, $f)
[int[]]$reference = @(3, 3, 0, 0)
$result | Should Be $reference
}
#endregion Evaluate Results
}
}
$PSDefaultParameterValues['*:WarningAction'] = 'SilentlyContinue'