Add Compare-Object Pester Unit Test
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JumpingYang001
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ef25c4e60d
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5a46c5e649
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@ -129,3 +129,296 @@ Describe "Compare-Object" {
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Remove-Item $testDirectory -Recurse -Force
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Test-Path $testDirectory | Should Be $false
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}
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Describe "Compare-Object DRT basic functionality" -Tags DRT{
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Add-Type -TypeDefinition @"
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public class Employee
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{
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public Employee(){}
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public Employee(string firstName, string lastName, int yearsInMS)
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{
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FirstName = firstName;
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LastName = lastName;
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YearsInMS = yearsInMS;
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}
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public string FirstName;
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public string LastName;
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public int YearsInMS;
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}
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public class EmployeeComparable : Employee, System.IComparable
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{
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public EmployeeComparable(
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string firstName, string lastName, int yearsInMS)
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: base(firstName, lastName, yearsInMS)
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{}
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public int CompareTo(object obj)
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{
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EmployeeComparable ec = obj as EmployeeComparable;
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if (null == ec)
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return -1;
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if (FirstName != ec.FirstName)
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return -1;
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if (LastName != ec.LastName)
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return -1;
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if (YearsInMS != ec.YearsInMS)
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return -1;
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return 0;
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}
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}
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public class EmployeeDefinesSideIndicator : EmployeeComparable
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{
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public EmployeeDefinesSideIndicator(
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string firstName, string lastName, int yearsInMS)
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: base(firstName, lastName, yearsInMS)
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{}
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public string SideIndicator
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{
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get { throw new System.ArgumentException("get_SideIndicator"); }
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set { throw new System.ArgumentException("get_SideIndicator"); }
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}
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}
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"@
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It "Compare-Object with 1 referenceObject and 1 differenceObject should work"{
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$empsReference = @([EmployeeComparable]::New("john","smith",5))
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$empsDifference = @([EmployeeComparable]::New("mary","jane",5))
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$boolvalues=@($true,$false)
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foreach($recordEqual in $boolvalues)
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{
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foreach($excludeDifferent in $boolvalues)
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{
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foreach($passthru in $boolvalues)
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{
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$result = Compare-Object -ReferenceObject $empsReference -IncludeEqual:$recordEqual -ExcludeDifferent:$excludeDifferent -Passthru:$passthru -DifferenceObject $empsDifference
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if(!$excludeDifferent)
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{
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$result.Count | Should Be 2
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if($passthru)
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{
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$result[0] | Should Be $empsDifference
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$result[1] | Should Be $empsReference
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}
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else
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{
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$result[0].InputObject | Should Be $empsDifference
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$result[1].InputObject | Should Be $empsReference
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$result[0].SideIndicator | Should Be "=>"
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$result[1].SideIndicator | Should Be "<="
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}
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}
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else
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{
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$result.Count | Should Be 0
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}
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}
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}
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}
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}
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It "Compare-Object with 2 referenceObjects and 1 differenceObject should work"{
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$empsReference = @([EmployeeComparable]::New("john","smith",5),[EmployeeComparable]::New("mary","jane",3))
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$empsDifference = @([EmployeeComparable]::New("john","smith",5))
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$boolvalues=@($true,$false)
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foreach($recordEqual in $boolvalues)
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{
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foreach($excludeDifferent in $boolvalues)
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{
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foreach($passthru in $boolvalues)
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{
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$result = Compare-Object -ReferenceObject $empsReference -IncludeEqual:$recordEqual -ExcludeDifferent:$excludeDifferent -Passthru:$passthru -DifferenceObject $empsDifference
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if($recordEqual)
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{
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if(!$excludeDifferent)
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{
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$result.Count | Should Be 2
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if($passthru)
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{
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$result[0] | Should Be $empsReference[0]
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$result[1] | Should Be $empsReference[1]
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}
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else
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{
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$result[0].InputObject | Should Be $empsReference[0]
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$result[1].InputObject | Should Be $empsReference[1]
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$result[0].SideIndicator | Should Be "=="
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$result[1].SideIndicator | Should Be "<="
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}
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}
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else
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{
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if($passthru)
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{
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$result | Should Be $empsReference[0]
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}
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else
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{
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$result.InputObject | Should Be $empsReference[0]
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$result.SideIndicator | Should Be "=="
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}
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}
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}
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else
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{
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if(!$excludeDifferent)
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{
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if($passthru)
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{
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$result | Should Be $empsReference[1]
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}
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else
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{
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$result.InputObject | Should Be $empsReference[1]
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$result.SideIndicator | Should Be "<="
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}
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}
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else
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{
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$result.Count | Should Be 0
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}
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}
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}
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}
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}
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}
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It "Compare-Object with 0 SyncWindow should work"{
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$empsReference = @([EmployeeComparable]::New("john","smith",5))
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$empsDifference = @([EmployeeComparable]::New("john","smith",5),[EmployeeComparable]::New("mary","jane",3))
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$boolvalues=@($true,$false)
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foreach($recordEqual in $boolvalues)
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{
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foreach($excludeDifferent in $boolvalues)
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{
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foreach($passthru in $boolvalues)
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{
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$result = Compare-Object -ReferenceObject $empsReference -IncludeEqual:$recordEqual -ExcludeDifferent:$excludeDifferent -Passthru:$passthru -DifferenceObject $empsDifference -SyncWindow:0
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if($recordEqual)
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{
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if(!$excludeDifferent)
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{
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$result.Count | Should Be 2
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if($passthru)
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{
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$result[0] | Should Be $empsReference
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$result[1] | Should Be $empsDifference[1]
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}
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else
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{
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$result[0].InputObject | Should Be $empsReference
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$result[1].InputObject | Should Be $empsDifference[1]
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$result[0].SideIndicator | Should Be "=="
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$result[1].SideIndicator | Should Be "=>"
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}
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}
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else
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{
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if($passthru)
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{
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$result | Should Be $empsReference
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}
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else
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{
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$result.InputObject | Should Be $empsReference
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$result.SideIndicator | Should Be "=="
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}
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}
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}
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else
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{
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if(!$excludeDifferent)
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{
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if($passthru)
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{
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$result | Should Be $empsDifference[1]
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}
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else
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{
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$result.InputObject | Should Be $empsDifference[1]
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$result.SideIndicator | Should Be "=>"
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}
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}
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else
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{
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$result.Count | Should Be 0
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}
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}
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}
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}
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}
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}
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It "Compare-Object with SyncWindow should work"{
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$empsReference = @([EmployeeComparable]::New("mary","jane",3),[EmployeeComparable]::New("john","smith",5),[EmployeeComparable]::New("jack", "black", 15),[EmployeeComparable]::New("jim", "bob", 1))
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$empsDifference = @([EmployeeComparable]::New("jack", "black", 15),[EmployeeComparable]::New("jim", "bob", 1),[EmployeeComparable]::New("mary","jane",3),[EmployeeComparable]::New("john","smith",5))
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$boolvalues=@($true,$false)
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foreach($recordEqual in $boolvalues)
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{
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foreach($excludeDifferent in $boolvalues)
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{
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foreach($passthru in $boolvalues)
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{
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$result = Compare-Object -ReferenceObject $empsReference -IncludeEqual:$recordEqual -ExcludeDifferent:$excludeDifferent -Passthru:$passthru -DifferenceObject $empsDifference -SyncWindow:2
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if($recordEqual)
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{
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$result.Count | Should Be 4
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if($passthru)
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{
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$result[0] | Should Be $empsReference[0]
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$result[1] | Should Be $empsReference[2]
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$result[2] | Should Be $empsReference[1]
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$result[3] | Should Be $empsReference[3]
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}
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else
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{
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$result[0].InputObject | Should Be $empsReference[0]
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$result[0].SideIndicator | Should Be "=="
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$result[1].InputObject | Should Be $empsReference[2]
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$result[1].SideIndicator | Should Be "=="
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$result[2].InputObject | Should Be $empsReference[1]
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$result[2].SideIndicator | Should Be "=="
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$result[3].InputObject | Should Be $empsReference[3]
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$result[3].SideIndicator | Should Be "=="
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}
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}
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else
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{
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$result.Count | Should Be 0
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}
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}
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}
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}
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}
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It "Compare-Object with Script Block Property Parameter should work"{
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$a = [version]"1.2.3.4"
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$b = [version]"5.6.7.8"
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$result = Compare-Object $a $b -IncludeEqual -Property {$_.Major},{$_.Minor}
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$result[0]|Select -ExpandProperty "*Major" | Should Be 5
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$result[0]|Select -ExpandProperty "*Minor" | Should Be 6
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$result[0].SideIndicator | Should Be "=>"
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$result[1]|Select -ExpandProperty "*Major" | Should Be 1
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$result[1]|Select -ExpandProperty "*Minor" | Should Be 2
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$result[1].SideIndicator | Should Be "<="
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}
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It "Compare-Object with no ReferenceObject nor DifferenceObject: output nothing, no error and should work"{
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$result = Compare-Object @() @()
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$result | Should BeNullOrEmpty
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}
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It "Compare-Object with no DifferenceObject should work"{
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$result = Compare-Object @() @("diffObject")
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$result.InputObject | Should Be "diffObject"
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$result.SideIndicator | Should Be "=>"
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}
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It "Compare-Object with no ReferenceObject should work"{
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$result = Compare-Object @("refObject") @()
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$result.InputObject | Should Be "refObject"
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$result.SideIndicator | Should Be "<="
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}
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}
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