public/New-DockerImageVariantsPR.Tests.ps1
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$here = Split-Path -Parent $MyInvocation.MyCommand.Path $sut = (Split-Path -Leaf $MyInvocation.MyCommand.Path) -replace '\.Tests\.', '.' . "$here\$sut" Describe "New-DockerImageVariantsPR" -Tag 'Unit' { Get-Module Generate-DockerImageVariants -ErrorAction SilentlyContinue | Remove-Module -Force Get-Module PowerShellForGitHub -ErrorAction SilentlyContinue | Remove-Module -Force BeforeEach { function git {} Mock git { if ("$Args" -eq 'rev-parse --verify') { 'abc0123' } } function Execute-Command { [CmdletBinding(DefaultParameterSetName='Default')] param ( [Parameter(Mandatory,ParameterSetName='Default',Position=0)] [ValidateNotNull()] [object]$Command , [Parameter(ValueFromPipeline,ParameterSetName='Pipeline')] [object]$InputObject ) $Command = if ($InputObject) { $InputObject } else { $Command } Invoke-Command $Command } function Generate-DockerImageVariants {} function Set-GitHubConfiguration {} function Get-GitHubMilestone {} function New-GitHubMilestone {} function Get-GitHubPullRequest {} function New-GitHubPullRequest {} function Update-GitHubIssue {} function Get-FakeMilestone { [PSCustomObject]@{ title = 'next-release' number = 123 } } function Get-AddPR { [PSCustomObject]@{ number = 123 base = [pscustomobject]@{ ref = 'master' } head = [pscustomobject]@{ ref = "enhancement/add-$package-$version-variants" } } } function Get-UpdatePR { [PSCustomObject]@{ number = 123 base = [pscustomobject]@{ ref = 'master' } head = [pscustomobject]@{ ref = "enhancement/bump-$package-$( $Version.Major ).$( $Version.Minor )-variants-to-$( $VersionNew )" } } } $env:GITHUB_TOKEN = 'foo' $package = 'coolpackage' $version = [version]'1.0.0' $versionNew = [version]'2.0.0' } Context '-Verb add' { BeforeEach { } It 'Errors (non-terminating)' { Mock Get-GitHubMilestone { throw "some exception" } New-DockerImageVariantsPR -Package $package -Version $version -Verb add -ErrorVariable err 2>$null 6>$null $err | Should -Not -Be $null } It 'Errors (terminating)' { Mock Get-GitHubMilestone { throw "some exception" } { New-DockerImageVariantsPR -Package $package -Version $version -Verb add -ErrorAction Stop 6>$null } | Should -Throw "some exception" } It 'Creates new milestone and PR' { Mock Get-GitHubMilestone {} Mock New-GitHubMilestone { Get-FakeMilestone } Mock Get-GitHubPullRequest {} Mock New-GitHubPullRequest { Get-AddPR } $pr = New-DockerImageVariantsPR -Package $package -Version $version -Verb add -ErrorAction Stop 6>$null Assert-MockCalled Get-GitHubMilestone -Scope It -Times 1 Assert-MockCalled New-GitHubMilestone -Scope It -Times 1 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 1 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 1 $pr | Should -BeOfType [PSCustomObject] } It 'Creates new milestone and PR (-WhatIf)' { Mock Get-GitHubMilestone {} Mock New-GitHubMilestone { Get-FakeMilestone } Mock Get-GitHubPullRequest {} Mock New-GitHubPullRequest { Get-AddPR } $pr = New-DockerImageVariantsPR -Package $package -Version $version -Verb add -WhatIf -ErrorVariable err 6>$null Assert-MockCalled Get-GitHubMilestone -Scope It -Times 0 Assert-MockCalled New-GitHubMilestone -Scope It -Times 0 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 0 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 0 $pr | Should -Be $null $err | Should -Be $null } It 'Uses existing milestone and existing PR' { Mock Get-GitHubMilestone { Get-FakeMilestone } Mock New-GitHubMilestone {} Mock Get-GitHubPullRequest { Get-AddPR } Mock New-GitHubPullRequest {} $pr = New-DockerImageVariantsPR -Package $package -Version $version -Verb add -ErrorAction Stop 6>$null Assert-MockCalled Get-GitHubMilestone -Scope It -Times 1 Assert-MockCalled New-GitHubMilestone -Scope It -Times 0 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 1 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 0 $pr | Should -BeOfType [PSCustomObject] } It 'Creates new milestone and PR (-Verb update)' { function Get-FakePR { [PSCustomObject]@{ number = 123 base = [pscustomobject]@{ ref = 'master' } head = [pscustomobject]@{ ref = "enhancement/bump-v$( $Version.Major ).$( $Version.Minor )-variants-to-v$( $VersionNew )" } } } Mock Get-GitHubMilestone {} Mock New-GitHubMilestone { Get-FakeMilestone } Mock Get-GitHubPullRequest {} Mock New-GitHubPullRequest { Get-UpdatePR } $pr = New-DockerImageVariantsPR -Package $package -Version $version -VersionNew $VersionNew -Verb update -ErrorAction Stop 6>$null Assert-MockCalled Get-GitHubMilestone -Scope It -Times 1 Assert-MockCalled New-GitHubMilestone -Scope It -Times 1 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 1 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 1 $pr | Should -BeOfType [PSCustomObject] } It 'Uses existing milestone and existing PR' { Mock Get-GitHubMilestone { Get-FakeMilestone } Mock New-GitHubMilestone {} Mock Get-GitHubPullRequest { Get-UpdatePR } Mock New-GitHubPullRequest {} $pr = New-DockerImageVariantsPR -Package $package -Version $version -VersionNew $VersionNew -Verb update -ErrorAction Stop 6>$null Assert-MockCalled Get-GitHubMilestone -Scope It -Times 1 Assert-MockCalled New-GitHubMilestone -Scope It -Times 0 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 1 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 0 $pr | Should -BeOfType [PSCustomObject] } It 'Runs -CommitPreScriptblock' { Mock Get-GitHubMilestone { Get-FakeMilestone } Mock New-GitHubMilestone {} Mock Get-GitHubPullRequest { Get-UpdatePR } Mock New-GitHubPullRequest {} function Cool-Function {} Mock Cool-Function {} $pr = New-DockerImageVariantsPR -Package $package -Version $version -VersionNew $VersionNew -Verb update -CommitPreScriptblock { Cool-Function } -ErrorAction Stop 6>$null Assert-MockCalled Cool-Function -Scope It -Times 1 Assert-MockCalled Get-GitHubMilestone -Scope It -Times 1 Assert-MockCalled New-GitHubMilestone -Scope It -Times 0 Assert-MockCalled Get-GitHubPullRequest -Scope It -Times 1 Assert-MockCalled New-GitHubPullRequest -Scope It -Times 0 $pr | Should -BeOfType [PSCustomObject] } } } |