MegaBites-AI/Windows-powershell

1# Copyright (c) Microsoft Corporation.2# Licensed under the MIT License.3Describe "Get-PSCallStack DRT Unit Tests" -Tags "CI" {4    BeforeAll {5        $scriptFileName = "GetTryCatchCallStack.ps1"6        $scriptFilePath = Join-Path $TestDrive -ChildPath $scriptFileName7    }8    It "Verifies that the script block of a catch clause does not show up on the call stack" {9        $fileStream = @"10        function foo()11        {12            try13            {14                throw 115            }16            catch17            {18                bar19            }20        }21 22        function bar()23        {24            try25            {26                throw 127            }28            catch29            {30                try31                {32                    throw 133                }34                catch35                {36                    Get-PSCallStack37                }38            }39        }40 41        foo42"@43 44        $fileStream > $scriptFilePath45 46        $results = & "$scriptFilePath"47        $results.Count | Should -BeGreaterThan 348        $results[0].Command | Should -BeExactly "bar"49        $results[0].ScriptName | Should -Be $scriptFilePath50        $results[0].ScriptLineNumber | Should -Be 2751        $results[0].InvocationInfo.ScriptLineNumber | Should -Be 952        $results[0].Location | Should -Match $scriptFileName53 54        $results[1].Command | Should -BeExactly "foo"55        $results[1].ScriptName | Should -Be $scriptFilePath56        $results[1].ScriptLineNumber | Should -Be 957        $results[1].InvocationInfo.ScriptLineNumber | Should -Be 3258        $results[1].Location | Should -Match $scriptFileName59 60        #InvocationInfo.ScriptLineNumber: Gets the line number of the script that contains the command61        $results[2].Command | Should -Be $scriptFileName62        $results[2].ScriptName | Should -Be $scriptFilePath63        $results[2].ScriptLineNumber | Should -Be 3264        $results[2].InvocationInfo.ScriptLineNumber | Should -Be 4665        $results[2].Location | Should -Match $scriptFileName66    }67 68    It "Verify that the script block of a trap statement shows up on the call stack" {69        $fileStream = @"70        trap71        {72            Get-PSCallStack73            continue74        }75 76        throw 177"@78 79        $fileStream > $scriptFilePath80        $results = & "$scriptFilePath"81        $results.Count | Should -BeGreaterThan 282        $results[0].Command | Should -Be $scriptFileName83        $results[0].ScriptName | Should -Be $scriptFilePath84        $results[0].ScriptLineNumber | Should -Be 385        $results[0].InvocationInfo.ScriptLineNumber | Should -Be 8086 87        $results[1].Command | Should -Be $scriptFileName88        $results[1].ScriptName | Should -Be $scriptFilePath89        $results[1].ScriptLineNumber | Should -Be 790        $results[1].InvocationInfo.ScriptLineNumber | Should -Be 8091    }92 93    It "Get-PSCallStack returns Arguments" {94        & { (Get-PSCallStack)[0].Arguments } 'foo' | Should -Match 'foo'95        & { param ($x)  (Get-PSCallStack)[0].Arguments } 'foo' | Should -Match 'foo'96        & { (Get-PSCallStack)[0].Arguments } 'foo' 'bar' | Should -Match 'foo, bar'97    }98}99