PowerShell7/test/powershell/Get-PSCallStack.Tests.ps1
2016-06-01 02:29:44 -07:00

87 lines
2.5 KiB
PowerShell

Describe "Get-PSCallStack DRT Unit Tests" -Tags DRT {
BeforeAll {
$scriptFileName = "GetTryCatchCallStack.ps1"
$scriptFilePath = Join-Path $TestDrive -ChildPath $scriptFileName
}
It "Verifies that the script block of a catch clause does not show up on the call stack" {
$fileStream = @"
function foo()
{
try
{
throw 1
}
catch
{
bar
}
}
function bar()
{
try
{
throw 1
}
catch
{
try
{
throw 1
}
catch
{
Get-PSCallStack
}
}
}
foo
"@
$fileStream > $scriptFilePath
$results = & "$scriptFilePath"
$results.Count | Should BeGreaterThan 3
$results[0].Command | Should be "bar"
$results[0].ScriptName | Should be $scriptFilePath
$results[0].ScriptLineNumber | Should be 27
$results[0].InvocationInfo.ScriptLineNumber | Should be 9
$results[1].Command | Should be "foo"
$results[1].ScriptName | Should be $scriptFilePath
$results[1].ScriptLineNumber | Should be 9
$results[1].InvocationInfo.ScriptLineNumber | Should be 32
#InvocationInfo.ScriptLineNumber: Gets the line number of the script that contains the command
$results[2].Command | Should be $scriptFileName
$results[2].ScriptName | Should be $scriptFilePath
$results[2].ScriptLineNumber | Should be 32
$results[2].InvocationInfo.ScriptLineNumber | Should be 44
}
It "Verify that the script block of a trap statement shows up on the call stack" {
$fileStream = @"
trap
{
Get-PSCallStack
continue
}
throw 1
"@
$fileStream > $scriptFilePath
$results = & "$scriptFilePath"
$results.Count | Should BeGreaterThan 2
$results[0].Command | Should be $scriptFileName
$results[0].ScriptName | Should be $scriptFilePath
$results[0].ScriptLineNumber | Should be 3
$results[0].InvocationInfo.ScriptLineNumber | Should be 75
$results[1].Command | Should be $scriptFileName
$results[1].ScriptName | Should be $scriptFilePath
$results[1].ScriptLineNumber | Should be 7
$results[1].InvocationInfo.ScriptLineNumber | Should be 75
}
}