Tests/Compare-ObjectGraph.Tests.ps1
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#Requires -Modules @{ModuleName="Pester"; ModuleVersion="5.5.0"} using module ..\..\ObjectGraphTools [Diagnostics.CodeAnalysis.SuppressMessage('PSUseDeclaredVarsMoreThanAssignments', 'Reference', Justification = 'False positive')] param() Describe 'Compare-ObjectGraph' { BeforeAll { Set-StrictMode -Version Latest $Reference = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } } Context 'Sanity Check' { It 'Help' { Compare-ObjectGraph -? | Out-String -Stream | Should -Contain SYNOPSIS } } Context 'Compare' { It 'Equal' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $True $Object | Compare-ObjectGraph $Reference | Should -BeNullOrEmpty } It 'Different string value' { $Object = @{ Comment = 'Something else' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $False $Result = $Object | Compare-ObjectGraph $Reference @($Result).Count | Should -Be 1 $Result.Path | Should -Be '.Comment' $Result.Discrepancy | Should -Be 'Value' $Result.InputObject | Should -Be 'Something else' $Result.Reference | Should -Be 'Sample ObjectGraph' } } It 'Missing entry' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $False $Result = $Object | Compare-ObjectGraph $Reference $Result.Count | Should -Be 2 $Result[0].Path | Should -Be '.Data' $Result[0].Discrepancy | Should -Be 'Size' $Result[0].InputObject | Should -Be 2 $Result[0].Reference | Should -Be 3 $Result[1].Path | Should -Be '.Data[2]' $Result[1].Discrepancy | Should -Be 'Value' $Result[1].InputObject | Should -BeNullOrEmpty $Result[1].Reference | Should -Be '[HashTable]' } It 'Extra entry' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } @{ Index = 4 Name = 'Four' Comment = 'Forth item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $False $Result = $Object | Compare-ObjectGraph $Reference $Result.Count | Should -Be 2 $Result[0].Path | Should -Be '.Data' $Result[0].Discrepancy | Should -Be 'Size' $Result[0].InputObject | Should -Be 4 $Result[0].Reference | Should -Be 3 $Result[1].Path | Should -Be '.Data[3]' $Result[1].Discrepancy | Should -Be 'Value' $Result[1].InputObject | Should -Be '[HashTable]' $Result[1].Reference | Should -Be $Null } It 'Different entry value' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Zero' # This is different Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $False $Result = $Object | Compare-ObjectGraph $Reference @($Result).Count | Should -Be 1 $Result[0].Path | Should -Be '.Data[2].Name' $Result[0].Discrepancy | Should -Be 'Value' $Result[0].InputObject | Should -Be 'Zero' $Result[0].Reference | Should -Be 'Three' } It 'Unordered array' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $True $Object | Compare-ObjectGraph $Reference -MatchOrder -IsEqual | Should -Be $False $Object | Compare-ObjectGraph $Reference -PrimaryKey Index -MatchOrder -IsEqual | Should -Be $True $Result = $Object | Compare-ObjectGraph $Reference -MatchOrder $Result.Count | Should -Be 2 } It 'Unordered (hashtable) reference' { $Object = @{ Comment = 'Sample ObjectGraph' Data = @( [PSCustomObject]@{ Index = 1 Name = 'One' Comment = 'First item' } [PSCustomObject]@{ Index = 2 Name = 'Two' Comment = 'Second item' } [PSCustomObject]@{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $True $Object = @{ Comment = 'Sample ObjectGraph' Data = @( [PSCustomObject]@{ Index = 1 Name = 'One' Comment = 'First item' } [PSCustomObject]@{ Index = 2 Comment = 'Second item' # Note: Name = 'Two' # These entries are swapped } [PSCustomObject]@{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference -IsEqual | Should -Be $True } It 'Ordered (PSCustomObject) reference' { $Ordered = @{ # Redefine Reference with order Dictionary/PSCustomObject Comment = 'Sample ObjectGraph' Data = @( [PSCustomObject]@{ Index = 1 Name = 'One' Comment = 'First item' } [PSCustomObject]@{ Index = 2 Name = 'Two' Comment = 'Second item' } [PSCustomObject]@{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object = @{ Comment = 'Sample ObjectGraph' Data = @( [PSCustomObject]@{ Index = 1 Name = 'One' Comment = 'First item' } [PSCustomObject]@{ Index = 2 Name = 'Two' Comment = 'Second item' } [PSCustomObject]@{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Ordered -IsEqual | Should -Be $True $Object = @{ Comment = 'Sample ObjectGraph' Data = @( [PSCustomObject]@{ Index = 1 Name = 'One' Comment = 'First item' } [PSCustomObject]@{ Index = 2 Comment = 'Second item' # Note: Name = 'Two' # These entries are swapped } [PSCustomObject]@{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Ordered -IsEqual | Should -Be $True $Object | Compare-ObjectGraph $Ordered -MatchOrder -IsEqual | Should -Be $False $Object | Compare-ObjectGraph $Ordered -PrimaryKey Index -MatchOrder -IsEqual | Should -Be $False $Result = $Object | Compare-ObjectGraph $Ordered -MatchOrder $Result.Count | Should -Be 2 } Context 'Issues' { It 'Compare single discrepancies' { $Obj1 = ConvertFrom-Json ' { "NonNodeData": { "Exchange": { "AcceptedDomains": [ { "DomainType": "Authoritative", "Ensure": "PresentX", "MatchSubDomains": true, "OutboundOnly": true, "UniqueId": "Default" } ], "ActiveSyncDeviceAccessRules": [], "AddressBookPolicies": [], "AddressLists": [] } } }' $Obj2 = ConvertFrom-Json ' { "NonNodeData": { "Exchange": { "AcceptedDomains": [ { "DomainType": "Authoritative", "Ensure": "PresentY", "MatchSubDomains": true, "OutboundOnly": true, "UniqueId": "Default" } ], "ActiveSyncDeviceAccessRules": [], "AddressBookPolicies": [], "AddressLists": [] } } }' $Obj1 | Compare-ObjectGraph $Obj2 -IsEqual | Should -Be $False $Result = $Obj1 | Compare-ObjectGraph $Obj2 @($Result).Count | Should -Be 1 $Result[0].Path | Should -Be '.NonNodeData.Exchange.AcceptedDomains[0].Ensure' $Result[0].Discrepancy | Should -Be 'Value' $Result[0].InputObject | Should -Be 'PresentX' $Result[0].Reference | Should -Be 'PresentY' } It "#20 Case insensitive" { $Object = @{ Comment = 'SAMPLE ObjectGraph' Data = @( @{ Index = 1 Name = 'One' Comment = 'First item' } @{ Index = 2 Name = 'Two' Comment = 'Second item' } @{ Index = 3 Name = 'Three' Comment = 'Third item' } ) } $Object | Compare-ObjectGraph $Reference | Should -BeNullOrEmpty } } } |