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Add comprehensive PSCustomObject tests for ConvertTo-Json (#26743)
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Yoshifumi
@@ -1043,6 +1043,250 @@ Describe 'ConvertTo-Json' -tags "CI" {
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#endregion Comprehensive Array and Dictionary Tests (Phase 2)
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#region Comprehensive PSCustomObject Tests (Phase 3)
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# Test coverage for ConvertTo-Json PSCustomObject serialization
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# Covers: Pipeline vs InputObject, ETS vs no ETS, nested structures
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Context 'PSCustomObject basic serialization' {
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It 'Should serialize PSCustomObject with single property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Name = 'Test' }
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly '{"Name":"Test"}'
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$jsonInputObject | Should -BeExactly '{"Name":"Test"}'
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}
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It 'Should serialize PSCustomObject with multiple properties via Pipeline and InputObject' {
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$obj = [PSCustomObject][ordered]@{
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Name = 'Test'
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Value = 42
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Active = $true
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}
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$expected = '{"Name":"Test","Value":42,"Active":true}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should preserve property order in PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject][ordered]@{
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Zebra = 1
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Alpha = 2
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Middle = 3
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}
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$expected = '{"Zebra":1,"Alpha":2,"Middle":3}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with null property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ NullProp = $null }
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly '{"NullProp":null}'
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$jsonInputObject | Should -BeExactly '{"NullProp":null}'
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}
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}
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Context 'PSCustomObject with various property types' {
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It 'Should serialize PSCustomObject with scalar properties via Pipeline and InputObject' {
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$obj = [PSCustomObject][ordered]@{
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IntVal = 42
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DoubleVal = 3.14
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StringVal = 'hello'
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BoolVal = $true
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}
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$expected = '{"IntVal":42,"DoubleVal":3.14,"StringVal":"hello","BoolVal":true}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with DateTime property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{
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Date = [DateTime]::new(2024, 6, 15, 10, 30, 0, [DateTimeKind]::Utc)
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}
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$expected = '{"Date":"2024-06-15T10:30:00Z"}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with Guid property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{
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Id = [Guid]'12345678-1234-1234-1234-123456789abc'
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}
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$expected = '{"Id":"12345678-1234-1234-1234-123456789abc"}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with enum property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Day = [DayOfWeek]::Monday }
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly '{"Day":1}'
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$jsonInputObject | Should -BeExactly '{"Day":1}'
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}
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It 'Should serialize PSCustomObject with enum as string via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Day = [DayOfWeek]::Monday }
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$jsonPipeline = $obj | ConvertTo-Json -Compress -EnumsAsStrings
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress -EnumsAsStrings
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$jsonPipeline | Should -BeExactly '{"Day":"Monday"}'
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$jsonInputObject | Should -BeExactly '{"Day":"Monday"}'
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}
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It 'Should serialize PSCustomObject with array property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Numbers = @(1, 2, 3) }
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$expected = '{"Numbers":[1,2,3]}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with hashtable property via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Config = @{ Key = 'Value' } }
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$expected = '{"Config":{"Key":"Value"}}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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}
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Context 'Nested PSCustomObject' {
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It 'Should serialize nested PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{
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Outer = [PSCustomObject]@{
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Inner = 'value'
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}
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}
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$expected = '{"Outer":{"Inner":"value"}}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize deeply nested PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{
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Level1 = [PSCustomObject]@{
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Level2 = [PSCustomObject]@{
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Level3 = 'deep'
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}
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}
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}
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$expected = '{"Level1":{"Level2":{"Level3":"deep"}}}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize nested PSCustomObject with Depth limit via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{
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Level1 = [PSCustomObject]@{
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Level2 = [PSCustomObject]@{
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Level3 = 'deep'
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}
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}
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}
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$expected = '{"Level1":{"Level2":"@{Level3=deep}"}}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress -Depth 1
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress -Depth 1
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize PSCustomObject with mixed nested types via Pipeline and InputObject' {
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$obj = [PSCustomObject][ordered]@{
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Child = [PSCustomObject]@{ Name = 'child' }
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Items = @(1, 2, 3)
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Config = @{ Key = 'Value' }
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}
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$expected = '{"Child":{"Name":"child"},"Items":[1,2,3],"Config":{"Key":"Value"}}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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}
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Context 'PSCustomObject ETS properties' {
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It 'Should include NoteProperty on PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Original = 'value' }
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$obj | Add-Member -MemberType NoteProperty -Name Added -Value 'added'
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$expected = '{"Original":"value","Added":"added"}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should include ScriptProperty on PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Value = 10 }
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$obj | Add-Member -MemberType ScriptProperty -Name Doubled -Value { $this.Value * 2 }
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$expected = '{"Value":10,"Doubled":20}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should include multiple ETS properties on PSCustomObject via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Base = 'base' }
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$obj | Add-Member -MemberType NoteProperty -Name Note1 -Value 'note1'
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$obj | Add-Member -MemberType NoteProperty -Name Note2 -Value 'note2'
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$expected = '{"Base":"base","Note1":"note1","Note2":"note2"}'
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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}
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Context 'Array of PSCustomObject' {
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It 'Should serialize array of PSCustomObject via Pipeline and InputObject' {
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$arr = @(
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[PSCustomObject][ordered]@{ Id = 1; Name = 'First' }
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[PSCustomObject][ordered]@{ Id = 2; Name = 'Second' }
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)
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$expected = '[{"Id":1,"Name":"First"},{"Id":2,"Name":"Second"}]'
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$jsonPipeline = $arr | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $arr -Compress
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$jsonPipeline | Should -BeExactly $expected
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$jsonInputObject | Should -BeExactly $expected
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}
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It 'Should serialize single PSCustomObject without array wrapper via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Id = 1 }
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$jsonPipeline = $obj | ConvertTo-Json -Compress
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress
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$jsonPipeline | Should -BeExactly '{"Id":1}'
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$jsonInputObject | Should -BeExactly '{"Id":1}'
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}
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It 'Should serialize single PSCustomObject with -AsArray via Pipeline and InputObject' {
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$obj = [PSCustomObject]@{ Id = 1 }
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$jsonPipeline = $obj | ConvertTo-Json -Compress -AsArray
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$jsonInputObject = ConvertTo-Json -InputObject $obj -Compress -AsArray
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$jsonPipeline | Should -BeExactly '[{"Id":1}]'
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$jsonInputObject | Should -BeExactly '[{"Id":1}]'
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}
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}
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#endregion Comprehensive PSCustomObject Tests (Phase 3)
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#region Comprehensive Depth Truncation and Multilevel Composition Tests (Phase 4)
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# Test coverage for ConvertTo-Json depth truncation and complex nested structures
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# Covers: -Depth parameter behavior, multilevel type compositions
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