Modules/xNetworking/DSCResource.Tests/Tests/Unit/DscResource.AnalyzerRules.Helper.Tests.ps1
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Describe 'DscResource.AnalyzerRules.Helper Unit Tests' { BeforeAll { $projectRootPath = Split-Path -Path (Split-Path -Path $PSScriptRoot -Parent) -Parent $moduleRootPath = Join-Path -Path $projectRootPath -ChildPath 'DscResource.AnalyzerRules' $modulePath = Join-Path -Path $moduleRootPath -ChildPath 'DscResource.AnalyzerRules.Helper.psm1' Import-Module -Name $modulePath -Force } InModuleScope 'DscResource.AnalyzerRules.Helper' { Describe 'Get-StatementBlockAsRows' { Context 'When string contains CRLF as new line' { BeforeAll { $expectedReturnValue1 = 'First line' $expectedReturnValue2 = 'Second line' } It 'Should return the correct array of strings' { $getStatementBlockAsRowsParameters = @{ StatementBlock = "First line`r`nSecond line" } $getStatementBlockAsRowsResult = ` Get-StatementBlockAsRows @getStatementBlockAsRowsParameters $getStatementBlockAsRowsResult[0] | Should Be $expectedReturnValue1 $getStatementBlockAsRowsResult[1] | Should Be $expectedReturnValue2 } } Context 'When string contains LF as new line' { It 'Should return the correct array of strings' { $getStatementBlockAsRowsParameters = @{ StatementBlock = "First line`nSecond line" } $getStatementBlockAsRowsResult = ` Get-StatementBlockAsRows @getStatementBlockAsRowsParameters $getStatementBlockAsRowsResult[0] | Should Be $expectedReturnValue1 $getStatementBlockAsRowsResult[1] | Should Be $expectedReturnValue2 } } } Describe 'Test-StatementOpeningBraceOnSameLine' { Context 'When statement has an opening brace on the same line' { It 'Should return $true' { $testStatementOpeningBraceOnSameLineParameters = @{ StatementBlock = ` 'if ($true) { } ' } $testStatementOpeningBraceOnSameLineResult = ` Test-StatementOpeningBraceOnSameLine @testStatementOpeningBraceOnSameLineParameters $testStatementOpeningBraceOnSameLineResult | Should Be $true } } # Regression test for issue reported in review comment for PR #180. Context 'When statement is using braces in the evaluation expression' { It 'Should return $false' { $testStatementOpeningBraceOnSameLineParameters = @{ StatementBlock = ` 'if (Get-Command | Where-Object -FilterScript { $_.Name -eq ''Get-Help'' } ) { } ' } $testStatementOpeningBraceOnSameLineResult = ` Test-StatementOpeningBraceOnSameLine @testStatementOpeningBraceOnSameLineParameters $testStatementOpeningBraceOnSameLineResult | Should Be $false } } Context 'When statement follows style guideline' { It 'Should return $false' { $testStatementOpeningBraceOnSameLineParameters = @{ StatementBlock = ` 'if ($true) { } ' } $testStatementOpeningBraceOnSameLineResult = ` Test-StatementOpeningBraceOnSameLine @testStatementOpeningBraceOnSameLineParameters $testStatementOpeningBraceOnSameLineResult | Should Be $false } } } Describe 'Test-StatementOpeningBraceIsNotFollowedByNewLine' { Context 'When statement opening brace is not followed by a new line' { It 'Should return $true' { $testStatementOpeningBraceIsNotFollowedByNewLineParameters = @{ StatementBlock = ` 'if ($true) { if ($false) { } } ' } $testStatementOpeningBraceIsNotFollowedByNewLineResult = ` Test-StatementOpeningBraceIsNotFollowedByNewLine @testStatementOpeningBraceIsNotFollowedByNewLineParameters $testStatementOpeningBraceIsNotFollowedByNewLineResult | Should Be $true } } Context 'When statement follows style guideline' { It 'Should return $false' { $testStatementOpeningBraceIsNotFollowedByNewLineParameters = @{ StatementBlock = ` 'if ($true) { if ($false) { } } ' } $testStatementOpeningBraceIsNotFollowedByNewLineResult = ` Test-StatementOpeningBraceIsNotFollowedByNewLine @testStatementOpeningBraceIsNotFollowedByNewLineParameters $testStatementOpeningBraceIsNotFollowedByNewLineResult | Should Be $false } } } Describe 'Test-StatementOpeningBraceIsFollowedByMoreThanOneNewLine' { Context 'When statement opening brace is not followed by a new line' { It 'Should return $true' { $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineParameters = @{ StatementBlock = ` 'if ($true) { if ($false) { } } ' } $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineResult = ` Test-StatementOpeningBraceIsFollowedByMoreThanOneNewLine @testStatementOpeningBraceIsFollowedByMoreThanOneNewLineParameters $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineResult | Should Be $true } } Context 'When statement follows style guideline' { It 'Should return $false' { $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineParameters = @{ StatementBlock = ` 'if ($true) { if ($false) { } } ' } $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineResult = ` Test-StatementOpeningBraceIsFollowedByMoreThanOneNewLine @testStatementOpeningBraceIsFollowedByMoreThanOneNewLineParameters $testStatementOpeningBraceIsFollowedByMoreThanOneNewLineResult | Should Be $false } } } Describe 'Test-isInClass work' { Context 'Non Class AST' { It 'Should return false for an AST not in a Class AST' { $definition = ' function Get-Something { Param ( [Parameter(Mandatory=$true)] [string] $Path ) $Path } ' $Ast = [System.Management.Automation.Language.Parser]::ParseInput($definition, [ref] $null, [ref] $null) $ParameterAst = $Ast.Find( { param ( [System.Management.Automation.Language.Ast] $AST ) $Ast -is [System.Management.Automation.Language.ParameterAst] }, $true) ($ParameterAst -is [System.Management.Automation.Language.ParameterAst]) | Should Be $true $isInClass = Test-isInClass -Ast $ParameterAst $isInClass | Should Be $false } } Context 'Class AST' { It 'Should Return True for an AST contained in a class AST' { $definition = ' class Something { [void] Write([int] $Num) { Write-Host "Writing $Num" } } ' $Ast = [System.Management.Automation.Language.Parser]::ParseInput($definition, [ref] $null, [ref] $null) $ParameterAst = $Ast.Find( { param ( [System.Management.Automation.Language.Ast] $AST ) $Ast -is [System.Management.Automation.Language.ParameterAst] }, $true) ($ParameterAst -is [System.Management.Automation.Language.ParameterAst]) | Should Be $true $isInClass = Test-isInClass -Ast $ParameterAst $isInClass | Should Be $true } It "Should return false for an AST contained in a ScriptBlock`r`n`tthat is a value assignment for a property or method in a class AST" { $definition = ' class Something { [Func[Int,Int]] $MakeInt = { [Parameter(Mandatory=$true)] Param ( [Parameter(Mandatory)] [int] $Input ) $Input * 2 } } ' $Ast = [System.Management.Automation.Language.Parser]::ParseInput($definition, [ref] $null, [ref] $null) $ParameterAst = $Ast.Find( { param ( [System.Management.Automation.Language.Ast] $AST ) $Ast -is [System.Management.Automation.Language.ParameterAst] }, $true) ($ParameterAst -is [System.Management.Automation.Language.ParameterAst]) | Should Be $true $isInClass = Test-isInClass -Ast $ParameterAst $isInClass | Should Be $false } } } } } |