PowerShell/test/powershell/Add-Member.Tests.ps1
2016-04-22 01:44:22 -07:00

300 lines
10 KiB
PowerShell

Describe "Add-Member DRT Unit Tests" -Tags DRT{
It "Mandatory parameters should not be null nor empty" {
# when Name is null
try
{
Add-Member -Name $null
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.AddMemberCommand"
}
# when Name is empty
try
{
Add-Member -Name ""
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ParameterArgumentValidationErrorEmptyStringNotAllowed,Microsoft.PowerShell.Commands.AddMemberCommand"
}
# when MemberType is null
try
{
Add-Member -MemberType $null
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.AddMemberCommand"
}
# when MemberType is empty
try
{
Add-Member -MemberType ""
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "CannotConvertArgumentNoMessage,Microsoft.PowerShell.Commands.AddMemberCommand"
}
# when InputObject is null
try
{
Add-Member -InputObject $null
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ParameterArgumentValidationErrorNullNotAllowed,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
# It only support on AliasProperty, ScriptProperty, CodeProperty and CodeMethod
It "Should Not Have Value2" {
$memberTypesWhereV1CannotBeNull = "CodeMethod", "MemberSet", "PropertySet", "ScriptMethod", "NoteProperty"
foreach ($memberType in $memberTypesWhereV1CannotBeNull)
{
try
{
Add-Member -InputObject a -memberType $memberType -Name Name -Value something -SecondValue somethingElse
Throw "Execution OK"
}
catch{
$_.FullyQualifiedErrorId | Should Be "Value2ShouldNotBeSpecified,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
}
It "Cannot Add PS Property Or PS Method" {
$membersYouCannotAdd = "Method", "Property", "ParameterizedProperty"
foreach ($member in $membersYouCannotAdd)
{
try
{
Add-Member -InputObject a -memberType $member -Name Name
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "CannotAddMemberType,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
try
{
Add-Member -InputObject a -memberType AnythingElse -Name Name
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "CannotConvertArgumentNoMessage,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "Value1 And Value2 Should Not Both Null" {
$memberTypes = "CodeProperty", "ScriptProperty"
foreach ($memberType in $memberTypes)
{
try
{
Add-Member -memberType $memberType -Name PropertyName -Value $null -SecondValue $null -InputObject a
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "Value1AndValue2AreNotBothNull,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
}
It "Fail to add unexisting type" {
try
{
Add-Member -InputObject a -MemberType AliasProperty -Name Name -Value something -SecondValue unexistingType
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "InvalidCastFromStringToType,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "Successful alias, no type" {
$results = Add-Member -InputObject a -MemberType AliasProperty -Name Cnt -Value Length -passthru
$results.Cnt.GetType().Name | Should Be 'Int32'
$results.Cnt | Should Be 1
}
It "Successful alias, with type" {
$results = add-member -InputObject a -MemberType AliasProperty -Name Cnt -Value Length -SecondValue String -passthru
$results.Cnt.GetType().Name | Should Be 'String'
$results.Cnt | Should Be '1'
}
It "CodeProperty Reference Wrong Type" {
try
{
add-member -InputObject a -MemberType CodeProperty -Name Name -Value something
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ConvertToFinalInvalidCastException,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "Empty Member Set Null Value1" {
$results = add-member -InputObject a -MemberType MemberSet -Name Name -Value $null -passthru
$results.Length | Should Be 1
$results.Name.a | Should BeNullOrEmpty
}
It "Member Set With 1 Member" {
$members = new-object System.Collections.ObjectModel.Collection[System.Management.Automation.PSMemberInfo]
$n=new-object Management.Automation.PSNoteProperty a,1
$members.Add($n)
$r=add-member -InputObject a -MemberType MemberSet -Name Name -Value $members -passthru
$r.Name.a | Should Be '1'
}
It "MemberSet With Wrong Type For Value1" {
try
{
add-member -InputObject a -MemberType MemberSet -Name Name -Value ImNotACollection
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ConvertToFinalInvalidCastException,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "ScriptMethod Reference Wrong Type" {
try
{
add-member -InputObject a -MemberType ScriptMethod -Name Name -Value something
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ConvertToFinalInvalidCastException,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "Add ScriptMethod Success" {
$results = add-member -InputObject 'abc' -MemberType ScriptMethod -Name Name -Value {$this.length} -passthru
$results | Should Be abc
$results.Name() | Should Be 3
}
It "ScriptProperty Reference Wrong Type" {
try
{
add-member -InputObject a -MemberType ScriptProperty -Name Name -Value something
Throw "Execution OK"
}
catch
{
$_.FullyQualifiedErrorId | Should Be "ConvertToFinalInvalidCastException,Microsoft.PowerShell.Commands.AddMemberCommand"
}
}
It "Add ScriptProperty Success" {
set-alias ScriptPropertyTestAlias dir
$al=(get-alias ScriptPropertyTestAlias)
$al.Description="MyDescription"
$al | add-member -MemberType ScriptProperty -Name NewDescription -Value {$this.Description} -SecondValue {$this.Description=$args[0]}
$al.NewDescription | Should Be 'MyDescription'
$al.NewDescription = "some description"
$al.NewDescription | Should Be 'some description'
}
It "Add TypeName MemberSet Success" {
$a = 'string' | add-member -MemberType NoteProperty -Name TestNote -Value Any -TypeName MyType -passthru
$a.PSTypeNames[0] | Should Be MyType
}
It "Add TypeName Existing Name Success" {
$a = 'string' | add-member -TypeName System.Object -passthru
$a.PSTypeNames[0] | Should Be System.Object
}
It "Add Single Note To Array" {
$a=1,2,3
$a = Add-Member -InputObject $a -MemberType NoteProperty -Name Name -Value Value -PassThru
$a.Name | Should Be Value
}
It "Add Multiple Note Members" {
$obj=new-object psobject
$hash=@{Name='Name';TestInt=1;TestNull=$null}
add-member -InputObject $obj $hash
$obj.Name | Should Be 'Name'
$obj.TestInt | Should Be 1
$obj.TestNull | Should BeNullOrEmpty
}
It "Add Multiple Note With TypeName" {
$obj=new-object psobject
$hash=@{Name='Name';TestInt=1;TestNull=$null}
$obj = add-member -InputObject $obj $hash -TypeName MyType -Passthru
$obj.PSTypeNames[0] | Should Be MyType
}
It "Add Multiple Members With Force" {
$obj=new-object psobject
$hash=@{TestNote='hello'}
$obj | Add-Member -MemberType NoteProperty -Name TestNote -Value 1
$obj | add-member $hash -force
$obj.TestNote | Should Be 'hello'
}
It "Simplified Add-Member should support using 'Property' as the NoteProperty member name" {
$results = add-member -InputObject a property Any -passthru
$results.property | Should Be 'Any'
$results = add-member -InputObject a Method Any -passthru
$results.Method | Should Be 'Any'
$results = add-member -InputObject a 23 Any -passthru
$results.23 | Should Be 'Any'
$results = add-member -InputObject a 8 np Any -passthru
$results.np | Should Be 'Any'
$results = add-member -InputObject a 16 sp {1+1} -passthru
$results.sp | Should Be 2
}
}
Describe "Add-Member" {
It "should be able to see a newly added member of an object" {
$o = New-Object psobject
Add-Member -InputObject $o -MemberType NoteProperty -Name proppy -Value "superVal"
$o.proppy | Should Not BeNullOrEmpty
$o.proppy | Should Be "superVal"
}
It "Should be able to add a member to an object that already has a member in it" {
$o = New-Object psobject
Add-Member -InputObject $o -MemberType NoteProperty -Name proppy -Value "superVal"
Add-Member -InputObject $o -MemberType NoteProperty -Name AnotherMember -Value "AnotherValue"
$o.AnotherMember | Should Not BeNullOrEmpty
$o.AnotherMember | Should Be "AnotherValue"
}
}