MegaBites-AI/Windows-powershell

1# Copyright (c) Microsoft Corporation.2# Licensed under the MIT License.3 4. (Join-Path -Path $PSScriptRoot -ChildPath Test-Mocks.ps1)5Add-TestDynamicType6 7Describe "Select-Object" -Tags "CI" {8    BeforeEach {9        $dirObject = GetFileMock10        $TestLength = 311    }12 13    It "Handle piped input without error" {14        { $dirObject | Select-Object } | Should -Not -Throw15    }16 17    It "Should treat input as a single object with the inputObject parameter" {18        $result = $(Select-Object -InputObject $dirObject -Last $TestLength).Length19        $expected = $dirObject.Length20        $result | Should -Be $expected21    }22 23    It "Should be able to use the alias" {24        { $dirObject | select } | Should -Not -Throw25    }26 27    It "Should have same result when using alias" {28        $result = $dirObject | Select-Object29        $expected = $dirObject | Select-Object30 31        $result | Should -Be $expected32    }33 34    It "Should return correct object with First parameter" {35        $result = $dirObject | Select-Object -First $TestLength36 37        $result.Length | Should -Be $TestLength38 39        for ($i = 0; $i -lt $TestLength; $i++) {40            $result[$i].Name | Should -Be $dirObject[$i].Name41        }42    }43 44    It "Should return correct object with Last parameter" {45        $result = $dirObject | Select-Object -Last $TestLength46 47        $result.Length | Should -Be $TestLength48 49        for ($i = 0; $i -lt $TestLength; $i++) {50            $result[$i].Name | Should -Be $dirObject[$dirObject.Length - $TestLength + $i].Name51        }52    }53 54    It "Should work correctly with Unique parameter" {55        $result = ("a", "b", "c", "a", "a", "a" | Select-Object -Unique).Length56        $expected = 357 58        $result | Should -Be $expected59    }60 61    It "Should work work correctly with Unique and CaseInsensitive parameter" {62        $result = "abc", "Abc" | Select-Object -Unique -CaseInsensitive63 64        $result.Count | Should -Be 165        $result | Should -Be "abc"66    }67 68    It "Should return correct object with Skip parameter" {69        $result = $dirObject | Select-Object -Skip $TestLength70 71        $result.Length       | Should -Be ($dirObject.Length - $TestLength)72 73        for ($i = 0; $i -lt $TestLength; $i++) {74            $result[$i].Name | Should -Be $dirObject[$TestLength + $i].Name75        }76    }77 78    It "Should return an object with selected columns" {79        $result = $dirObject | Select-Object -Property Name, Size80 81        $result.Length  | Should -Be $dirObject.Length82        $result[0].Name | Should -Be $dirObject[0].Name83        $result[0].Size | Should -Be $dirObject[0].Size84        $result[0].Mode | Should -BeNullOrEmpty85    }86 87    It "Should send output to pipe properly" {88        { $dirObject | Select-Object -Unique | pipelineConsume } | Should -Not -Throw89    }90 91    It "Should select array indices with Index parameter" {92        $firstIndex = 293        $secondIndex = 494        $result = $dirObject | Select-Object -Index $firstIndex, $secondIndex95 96        $result[0].Name | Should -Be $dirObject[$firstIndex].Name97        $result[1].Name | Should -Be $dirObject[$secondIndex].Name98    }99 100    # Note that these two tests will modify original values of $dirObject101 102    It "Should not wait when used without -Wait option" {103        $orig1 = $dirObject[0].Size104        $orig2 = $dirObject[$TestLength].Size105        $result = $dirObject | addOneToSizeProperty | Select-Object -First $TestLength106 107        $result[0].Size              | Should -Be ($orig1 + 1)108        $dirObject[0].Size           | Should -Be ($orig1 + 1)109        $dirObject[$TestLength].Size | Should -Be $orig2110    }111 112    It "Should wait when used with -Wait option" {113        $orig1 = $dirObject[0].Size114        $orig2 = $dirObject[$TestLength].Size115        $result = $dirObject | addOneToSizeProperty | Select-Object -First $TestLength -Wait116 117        $result[0].Size              | Should -Be ($orig1 + 1)118        $dirObject[0].Size           | Should -Be ($orig1 + 1)119        $dirObject[$TestLength].Size | Should -Be ($orig2 + 1)120    }121 122    It "Should not leak 'StopUpstreamCommandsException' internal exception for stopping upstream" {123        1, 2 | Select-Object -First 1 -ErrorVariable err124        $err | Should -BeNullOrEmpty125    }126}127 128Describe "Select-Object DRT basic functionality" -Tags "CI" {129    BeforeAll {130        $employees = @(131            [pscustomobject]@{"FirstName" = "joseph"; "LastName" = "smith"; "YearsInMS" = 15 }132            [pscustomobject]@{"FirstName" = "paul"; "LastName" = "smith"; "YearsInMS" = 15 }133            [pscustomobject]@{"FirstName" = "mary"; "LastName" = "soe"; "YearsInMS" = 5 }134            [pscustomobject]@{"FirstName" = "edmund"; "LastName" = "bush"; "YearsInMS" = 9 }135        )136    }137 138    It "Select-Object with empty script block property should throw" {139        $e = { "bar" | Select-Object -Prop {} -ErrorAction Stop } |140            Should -Throw -ErrorId "EmptyScriptBlockAndNoName,Microsoft.PowerShell.Commands.SelectObjectCommand" -PassThru141        $e.CategoryInfo | Should -Match "PSArgumentException"142    }143 144    It "Select-Object with Property First Last Overlap should work" {145        $results = $employees | Select-Object -Property "YearsInMS", "L*" -First 2 -Last 3146        $results.Count | Should -Be 4147    }148 149    It "Select-Object with string property should work" {150        $result = "bar" | Select-Object -Prop foo | Measure-Object151        $result.Count | Should -Be 1152    }153 154    It "Select-Object with Property First Last should work" {155        $results = $employees | Select-Object -Property "YearsInMS", "L*" -First 2 -Last 1156 157        $results.Count | Should -Be 3158 159        $results[0].LastName | Should -Be $employees[0].LastName160        $results[1].LastName | Should -Be $employees[1].LastName161        $results[2].LastName | Should -Be $employees[3].LastName162 163        $results[0].YearsInMS | Should -Be $employees[0].YearsInMS164        $results[1].YearsInMS | Should -Be $employees[1].YearsInMS165        $results[2].YearsInMS | Should -Be $employees[3].YearsInMS166    }167 168    It "Select-Object with Property First should work" {169        $results = $employees | Select-Object -Property "YearsInMS", "L*" -First 2170 171        $results.Count | Should -Be 2172 173        $results[0].LastName | Should -Be $employees[0].LastName174        $results[1].LastName | Should -Be $employees[1].LastName175 176        $results[0].YearsInMS | Should -Be $employees[0].YearsInMS177        $results[1].YearsInMS | Should -Be $employees[1].YearsInMS178    }179 180    It "Select-Object with Property First Zero should work" {181        $results = $employees | Select-Object -Property "YearsInMS", "L*" -First 0182 183        $results.Count | Should -Be 0184    }185 186    It "Select-Object with Property Last Zero should work" {187        $results = $employees | Select-Object -Property "YearsInMS", "L*" -Last 0188 189        $results.Count | Should -Be 0190    }191 192    It "Select-Object with Unique should work" {193        $results = $employees | Select-Object -Property "YearsInMS", "L*" -Unique:$true194 195        $results.Count | Should -Be 3196 197        $results[0].LastName | Should -Be $employees[1].LastName198        $results[1].LastName | Should -Be $employees[2].LastName199        $results[2].LastName | Should -Be $employees[3].LastName200 201        $results[0].YearsInMS | Should -Be $employees[1].YearsInMS202        $results[1].YearsInMS | Should -Be $employees[2].YearsInMS203        $results[2].YearsInMS | Should -Be $employees[3].YearsInMS204    }205 206    It "Select-Object with Simple should work" {207        $employee1 = [pscustomobject]@{"FirstName" = "joesph"; "LastName" = "smith"; "YearsInMS" = 15 }208        $employee2 = [pscustomobject]@{"FirstName" = "paul"; "LastName" = "smith"; "YearsInMS" = 15 }209        $employee3 = [pscustomobject]@{"FirstName" = "mary"; "LastName" = "soe"; "YearsInMS" = 15 }210        $employees3 = @($employee1, $employee2, $employee3, $employee4)211        $results = $employees3 | Select-Object -Property "FirstName", "YearsInMS"212 213        $results.Count | Should -Be 3214 215        $results[0].FirstName | Should -Be $employees3[0].FirstName216        $results[1].FirstName | Should -Be $employees3[1].FirstName217        $results[2].FirstName | Should -Be $employees3[2].FirstName218 219        $results[0].YearsInMS | Should -Be $employees3[0].YearsInMS220        $results[1].YearsInMS | Should -Be $employees3[1].YearsInMS221        $results[2].YearsInMS | Should -Be $employees3[2].YearsInMS222    }223 224    It "Select-Object with no input should work" {225        $results = $null | Select-Object -Property "FirstName", "YearsInMS", "FirstNa*"226        $results.Count | Should -Be 0227    }228 229    It "Select-Object with Start-Time In Idle Process should work" {230        $results = Get-Process * | Select-Object ProcessName231        $results.Count | Should -Not -Be 0232    }233 234    It "Select-Object with Skip should work" {235        $results = "1", "2", "3" | Select-Object -Skip 1236        $results.Count | Should -Be 2237        $results[0] | Should -Be 2238        $results[1] | Should -Be 3239    }240 241    It "Select-Object with SkipLast should work" {242        $results = "1", "2", "3" | Select-Object -SkipLast 1243        $results.Count | Should -Be 2244        $results[0] | Should -BeExactly "1"245        $results[1] | Should -BeExactly "2"246    }247 248    It "Select-Object with Skip and SkipLast should work" {249        $results = "1", "2", "3" | Select-Object -Skip 1 -SkipLast 1250        $results.Count | Should -Be 1251        $results[0] | Should -BeExactly "2"252    }253    254    It "Select-Object with Skip and SkipLast should work with Skip overlapping SkipLast" {255        $results = "1", "2" | Select-Object -Skip 2 -SkipLast 1256        $results. Count | Should -Be 0257    }258    259    It "Select-Object with Skip and SkipLast should work with skiplast overlapping skip" {260        $results = "1", "2" | Select-Object -Skip 1 -SkipLast 2261        $results. Count | Should -Be 0262    }263 264    It "Select-Object with Index should work" {265        $results = "1", "2", "3" | Select-Object -Index 2266        $results.Count | Should -Be 1267        $results[0] | Should -BeExactly "3"268    }269 270    It "Select-Object with SkipIndex should work" {271        $results = "1", "2", "3" | Select-Object -SkipIndex 0, 2272        $results | Should -HaveCount 1273        $results[0] | Should -BeExactly "2"274    }275 276    It "Select-Object with SkipIndex should work with index out of range" {277        $results = 0..10 | Select-Object -SkipIndex 5, 6, 7, 8, 11278        $results | Should -HaveCount 7279        $results -join ',' | Should -BeExactly "0,1,2,3,4,9,10"280    }281 282    It "Select-Object should handle dynamic (DLR) properties" {283        $dynObj = [TestDynamic]::new()284        $results = $dynObj, $dynObj | Select-Object -ExpandProperty FooProp285        $results.Count | Should -Be 2286        $results[0] | Should -Be 123287        $results[1] | Should -Be 123288    }289 290    It "Select-Object should handle dynamic (DLR) properties without GetDynamicMemberNames hint" {291        $dynObj = [TestDynamic]::new()292        $results = $dynObj, $dynObj | Select-Object -ExpandProperty HiddenProp293        $results.Count | Should -Be 2294        $results[0] | Should -Be 789295        $results[1] | Should -Be 789296    }297 298    It "Select-Object should handle wildcarded dynamic (DLR) properties when hinted by GetDynamicMemberNames" {299        $dynObj = [TestDynamic]::new()300        $results = $dynObj, $dynObj | Select-Object -ExpandProperty FooP*301        $results.Count | Should -Be 2302        $results[0] | Should -Be 123303        $results[1] | Should -Be 123304    }305 306    It "Select-Object should work when multiple dynamic (DLR) properties match" {307        $dynObj = [TestDynamic]::new()308        $results = $dynObj, $dynObj | Select-Object *Prop309        $results.Count | Should -Be 2310        $results[0].FooProp | Should -Be 123311        $results[0].BarProp | Should -Be 456312        $results[1].FooProp | Should -Be 123313        $results[1].BarProp | Should -Be 456314    }315 316    It "Select-Object -ExpandProperty should yield errors if multiple dynamic (DLR) properties match" {317        $dynObj = [TestDynamic]::new()318        $e = { $results = $dynObj, $dynObj | Select-Object -ExpandProperty *Prop -ErrorAction Stop } |319            Should -Throw -PassThru -ErrorId "MutlipleExpandProperties,Microsoft.PowerShell.Commands.SelectObjectCommand"320        $e.CategoryInfo | Should -Match "PSArgumentException"321    }322}323 324Describe "Select-Object with Property = '*'" -Tags "CI" {325 326    # Issue #2420327    It "Select-Object with implicit Property = '*' don't return property named '*'" {328        $results = [pscustomobject]@{Thing = "thing1" } | Select-Object -ExcludeProperty thing329        $results.psobject.Properties.Item("*") | Should -BeNullOrEmpty330    }331 332    # Issue #2420333    It "Select-Object with explicit Property = '*' don't return property named '*'" {334        $results = [pscustomobject]@{Thing = "thing1" } | Select-Object -Property * -ExcludeProperty thing335        $results.psobject.Properties.Item("*") | Should -BeNullOrEmpty336    }337 338    # Issue #2351339    It "Select-Object with implicit Property = '*' exclude single property" {340        $results = [pscustomobject]@{Thing = "thing1" } | Select-Object -ExcludeProperty thing341        $results.psobject.Properties.Item("Thing") | Should -BeNullOrEmpty342        $results.psobject.Properties.Item("*") | Should -BeNullOrEmpty343    }344 345    # Issue #2351346    It "Select-Object with explicit Property = '*' exclude single property" {347        $results = [pscustomobject]@{Thing = "thing1" } | Select-Object -Property * -ExcludeProperty thing348        $results.psobject.Properties.Item("Thing") | Should -BeNullOrEmpty349        $results.psobject.Properties.Item("*") | Should -BeNullOrEmpty350    }351 352    # Issue #2351353    It "Select-Object with implicit Property = '*' exclude not single property" {354        $results = [pscustomobject]@{Thing = "thing1"; Param2 = "param2" } | Select-Object -ExcludeProperty Param2355        $results.Param2 | Should -BeNullOrEmpty356        $results.Thing | Should -BeExactly "thing1"357    }358 359    # Issue #2351360    It "Select-Object with explicit Property = '*' exclude not single property" {361        $results = [pscustomobject]@{Thing = "thing1"; Param2 = "param2" } | Select-Object -Property * -ExcludeProperty Param2362        $results.Param2 | Should -BeNullOrEmpty363        $results.Thing | Should -BeExactly "thing1"364    }365 366    It "Select-Object with ExpandProperty and Property don't skip processing ExcludeProperty" {367        $p = Get-Process -Id $PID | Select-Object -Property Process* -ExcludeProperty ProcessorAffinity -ExpandProperty Modules368        $p[0].psobject.Properties.Item("ProcessorAffinity") | Should -BeNullOrEmpty369    }370 371    It "Select-Object add 'Selected.*' type only once" {372        $obj = [PSCustomObject]@{ Name = 1 }373 374        $obj.psobject.TypeNames.Count | Should -Be 2375        $obj.psobject.TypeNames | Should -Not -BeLike "Selected*"376 377        $obj = $obj | Select-Object378 379        $obj.psobject.TypeNames.Count | Should -Be 3380        $obj.psobject.TypeNames[0] | Should -BeLike "Selected*"381        $obj.psobject.TypeNames[1] | Should -Not -BeLike "Selected*"382        $obj.psobject.TypeNames[2] | Should -Not -BeLike "Selected*"383    }384}385 386Describe 'Select-Object behaviour with hashtable entries and actual members' -Tags CI {387 388    It 'can retrieve a hashtable entry as a property' {389        $hashtable = @{ Entry = 100 }390 391        $result = $hashtable | Select-Object -Property Entry392        $result.Entry | Should -Be 100393 394        $hashtable |395            Select-Object -ExpandProperty Entry |396            Should -Be 100397    }398 399    It 'can retrieve true hashtable members' {400        $hashtable = @{ Value = 10 }401        $result = $hashtable | Select-Object -Property Keys402        $result.Keys | Should -Be 'Value'403 404        $hashtable |405            Select-Object -ExpandProperty Keys |406            Should -Be 'Value'407    }408 409    It 'should prioritise hashtable entries where available' {410        $hashtable = @{ Keys = 10 }411        $result = $hashtable | Select-Object -Property Keys412        $result.Keys | Should -Be 10413 414        $hashtable | Select-Object -ExpandProperty Keys | Should -Be 10415    }416 417    It 'should get the hashtable Count member' {418        $hashtable = @{ a = 10; b = 20; c = 30 }419        $result = $hashtable | Select-Object -Property Count420        $result.Count | Should -Be 3421 422        $hashtable | Select-Object -ExpandProperty Count | Should -Be 3423    }424}425