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PowerShell-PowerShell/test/powershell/Modules/Microsoft.PowerShell.Utility/Test-Json.Tests.ps1
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# Copyright (c) Microsoft Corporation.
# Licensed under the MIT License.
Describe "Test-Json" -Tags "CI" {
BeforeAll {
$assetsPath = Join-Path $PSScriptRoot -ChildPath assets
$validSchemaJsonPath = Join-Path -Path $assetsPath -ChildPath valid_schema_reference.json
$invalidSchemaJsonPath = Join-Path -Path $assetsPath -ChildPath invalid_schema_reference.json
$missingSchemaJsonPath = Join-Path -Path $assetsPath -ChildPath no_such_file.json
$missingJsonPath = Join-Path -Path $assetsPath -ChildPath no_such_file.json
$validSchemaJson = @"
{
'description': 'A person',
'type': 'object',
'properties': {
'name': {'type': 'string'},
'hobbies': {
'type': 'array',
'items': {'type': 'string'}
}
}
}
"@
$invalidSchemaJson = @"
{
'description',
'type': 'object',
'properties': {
'name': {'type': 'string'},
'hobbies': {
'type': 'array',
'items': {'type': 'string'}
}
}
}
"@
$validJson = @"
{
'name': 'James',
'hobbies': ['.NET', 'Blogging', 'Reading', 'Xbox', 'LOLCATS']
}
"@
$invalidTypeInJson = @"
{
'name': 123,
'hobbies': ['.NET', 'Blogging', 'Reading', 'Xbox', 'LOLCATS']
}
"@
$invalidTypeInJson2 = @"
{
'name': 123,
'hobbies': [456, 'Blogging', 'Reading', 'Xbox', 'LOLCATS']
}
"@
$invalidNodeInJson = @"
{
'name': 'James',
'hobbies': ['.NET', 'Blogging', 'Reading', 'Xbox', 'LOLCATS']
errorNode
}
"@
$validJsonPath = Join-Path -Path $TestDrive -ChildPath 'validJson.json'
$validLiteralJsonPath = Join-Path -Path $TestDrive -ChildPath "[valid]Json.json"
$invalidNodeInJsonPath = Join-Path -Path $TestDrive -ChildPath 'invalidNodeInJson.json'
$invalidTypeInJsonPath = Join-Path -Path $TestDrive -ChildPath 'invalidTypeInJson.json'
$invalidTypeInJson2Path = Join-Path -Path $TestDrive -ChildPath 'invalidTypeInJson2.json'
$invalidEmptyJsonPath = Join-Path -Path $TestDrive -ChildPath 'emptyJson.json'
Set-Content -Path $validJsonPath -Value $validJson
Set-Content -LiteralPath $validLiteralJsonPath -Value $validJson
Set-Content -Path $invalidNodeInJsonPath -Value $invalidNodeInJson
Set-Content -Path $invalidTypeInJsonPath -Value $invalidTypeInJson
Set-Content -Path $invalidTypeInJson2Path -Value $invalidTypeInJson2
New-Item -Path $invalidEmptyJsonPath -ItemType File
}
It "Missing JSON schema file doesn't exist" {
Test-Path -LiteralPath $missingSchemaJsonPath | Should -BeFalse
}
It "Missing JSON file doesn't exist" {
Test-Path -LiteralPath $missingJsonPath | Should -BeFalse
}
It "Json is valid" {
Test-Json -Json $validJson | Should -BeTrue
($validJson | Test-Json) | Should -BeTrue
}
It "Json is valid against a valid schema from string" {
Test-Json -Json $validJson -Schema $validSchemaJson | Should -BeTrue
($validJson | Test-Json -Schema $validSchemaJson) | Should -BeTrue
}
It "Json is valid against a valid schema from file" {
Test-Json -Json $validJson -SchemaFile $validSchemaJsonPath | Should -BeTrue
($validJson | Test-Json -SchemaFile $validSchemaJsonPath) | Should -BeTrue
}
It "Json file specified using -Path is valid" {
Test-Json -Path $validJsonPath | Should -BeTrue
}
It "Json file specified using -LiteralPath is valid" {
Test-Json -LiteralPath $validLiteralJsonPath | Should -BeTrue
}
It "Json file specified using LiteralPath aliases -PSPath and -LP is valid" {
Test-Json -PSPath $validLiteralJsonPath | Should -BeTrue
Test-Json -LP $validLiteralJsonPath | Should -BeTrue
}
It "Json file specified using -Path from pipeline is valid" {
(Get-ChildItem -Path $validJsonPath -File | Test-Json) | Should -BeTrue
}
It "Json file specified using -LiteralPath from pipeline is valid" {
(Get-ChildItem -LiteralPath $validLiteralJsonPath -File | Test-Json) | Should -BeTrue
}
It "Json file is valid against a valid schema from string" {
Test-Json -Path $validJsonPath -Schema $validSchemaJson | Should -BeTrue
}
It "Json file is valid against a valid schema from file" {
Test-Json -Path $validJsonPath -SchemaFile $validSchemaJsonPath | Should -BeTrue
}
It "Json is invalid" {
Test-Json -Json $invalidNodeInJson -ErrorAction SilentlyContinue | Should -BeFalse
($invalidNodeInJson | Test-Json -ErrorAction SilentlyContinue) | Should -BeFalse
}
It "Json is invalid against a valid schema from string" {
Test-Json -Json $invalidTypeInJson2 -Schema $validSchemaJson -ErrorAction SilentlyContinue | Should -BeFalse
($invalidTypeInJson2 | Test-Json -Schema $validSchemaJson -ErrorAction SilentlyContinue) | Should -BeFalse
Test-Json -Json $invalidNodeInJson -Schema $validSchemaJson -ErrorAction SilentlyContinue | Should -BeFalse
($invalidNodeInJson | Test-Json -Schema $validSchemaJson -ErrorAction SilentlyContinue) | Should -BeFalse
}
It "Json is invalid against a valid schema from file" {
Test-Json -Json $invalidTypeInJson2 -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
($invalidTypeInJson2 | Test-Json -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue) | Should -BeFalse
Test-Json -Json $invalidNodeInJson -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
($invalidNodeInJson | Test-Json -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue) | Should -BeFalse
}
It "Json file is invalid against a valid schema from file" {
Test-Json -Path $invalidTypeInJson2Path -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
Test-Json -Path $invalidNodeInJsonPath -SchemaFile $validSchemaJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
}
It "Json file is invalid" {
Test-Json -Path $invalidNodeInJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
}
It "Json file is invalid against a valid schema from string" {
Test-Json -Path $invalidTypeInJson2Path -Schema $validSchemaJson -ErrorAction SilentlyContinue | Should -BeFalse
Test-Json -Path $invalidNodeInJsonPath -Schema $validSchemaJson -ErrorAction SilentlyContinue | Should -BeFalse
}
It "Json file is invalid against an empty file" {
Test-Json -Path $invalidEmptyJsonPath -ErrorAction SilentlyContinue | Should -BeFalse
}
It "Test-Json throw if a schema from string is invalid" {
{ Test-Json -Json $validJson -Schema $invalidSchemaJson -ErrorAction Stop } | Should -Throw -ErrorId "InvalidJsonSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
{ Test-Json -Path $validJsonPath -Schema $invalidSchemaJson -ErrorAction Stop } | Should -Throw -ErrorId "InvalidJsonSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json throw if a schema from file is invalid" {
{ Test-Json -Json $validJson -SchemaFile $invalidSchemaJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "InvalidJsonSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
{ Test-Json -Path $validJsonPath -SchemaFile $invalidSchemaJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "InvalidJsonSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json throw if a path to a schema from file is invalid" {
{ Test-Json -Json $validJson -SchemaFile $missingSchemaJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "JsonSchemaFileOpenFailure,Microsoft.PowerShell.Commands.TestJsonCommand"
{ Test-Json -Path $validJsonPath -SchemaFile $missingSchemaJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "JsonSchemaFileOpenFailure,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json throw if a path from file is invalid" {
{ Test-Json -Path $missingJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "PathNotFound,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json throw if a path from file using -Path is a literal path" {
{ Test-Json -Path $validLiteralJsonPath -ErrorAction Stop } | Should -Throw -ErrorId "FileOpenFailure,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Json file throw if a path from file using -LiteralPath is a wildcard or regular expression" {
{ Test-Json -LiteralPath (Join-Path -Path $TestDrive -ChildPath "*Json.json") -ErrorAction Stop } | Should -Throw -ErrorId "PathNotFound,Microsoft.PowerShell.Commands.TestJsonCommand"
{ Test-Json -LiteralPath (Join-Path -Path $TestDrive -ChildPath "[a-z]Json.json") -ErrorAction Stop } | Should -Throw -ErrorId "PathNotFound,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json write an error on invalid (<name>) Json against a valid schema from string" -TestCases @(
@{ name = "type"; json = $invalidTypeInJson; errorId = "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand" }
@{ name = "node"; json = $invalidNodeInJson; errorId = "InvalidJson,Microsoft.PowerShell.Commands.TestJsonCommand" }
) {
param ($json, $errorId)
$errorVar = $null
Test-Json -Json $json -Schema $validSchemaJson -ErrorVariable errorVar -ErrorAction SilentlyContinue
$errorVar.FullyQualifiedErrorId | Should -BeExactly $errorId
}
It "Test-Json write an error on invalid (<name>) Json against a valid schema from file" -TestCases @(
@{ name = "type"; json = $invalidTypeInJson; errorId = "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand" }
@{ name = "node"; json = $invalidNodeInJson; errorId = "InvalidJson,Microsoft.PowerShell.Commands.TestJsonCommand" }
) {
param ($json, $errorId)
$errorVar = $null
Test-Json -Json $json -SchemaFile $validSchemaJsonPath -ErrorVariable errorVar -ErrorAction SilentlyContinue
$errorVar.FullyQualifiedErrorId | Should -BeExactly $errorId
}
It "Test-Json write an error on invalid (<name>) Json file against a valid schema from string" -TestCases @(
@{ name = "type"; json = $invalidTypeInJsonPath; errorId = "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand" }
@{ name = "node"; json = $invalidNodeInJsonPath; errorId = "InvalidJson,Microsoft.PowerShell.Commands.TestJsonCommand" }
) {
param ($json, $errorId)
$errorVar = $null
Test-Json -Path $json -Schema $validSchemaJson -ErrorVariable errorVar -ErrorAction SilentlyContinue
$errorVar.FullyQualifiedErrorId | Should -BeExactly $errorId
}
It "Test-Json write an error on invalid (<name>) Json file against a valid schema from file" -TestCases @(
@{ name = "type"; json = $invalidTypeInJsonPath; errorId = "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand" }
@{ name = "node"; json = $invalidNodeInJsonPath; errorId = "InvalidJson,Microsoft.PowerShell.Commands.TestJsonCommand" }
) {
param ($json, $errorId)
$errorVar = $null
Test-Json -Path $json -SchemaFile $validSchemaJsonPath -ErrorVariable errorVar -ErrorAction SilentlyContinue
$errorVar.FullyQualifiedErrorId | Should -BeExactly $errorId
}
It "Test-Json return all errors when check invalid Json against a valid schema from string" {
$errorVar = $null
Test-Json -Json $invalidTypeInJson2 -Schema $validSchemaJson -ErrorVariable errorVar -ErrorAction SilentlyContinue
# '$invalidTypeInJson2' contains two errors in property types.
$errorVar.Count | Should -Be 2
$errorVar[0].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
$errorVar[1].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json return all errors when check invalid Json against a valid schema from file" {
$errorVar = $null
Test-Json -Json $invalidTypeInJson2 -SchemaFile $validSchemaJsonPath -ErrorVariable errorVar -ErrorAction SilentlyContinue
# '$invalidTypeInJson2' contains two errors in property types.
$errorVar.Count | Should -Be 2
$errorVar[0].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
$errorVar[1].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json return all errors when check invalid Json file against a valid schema from string" {
$errorVar = $null
Test-Json -Path $invalidTypeInJson2Path -Schema $validSchemaJson -ErrorVariable errorVar -ErrorAction SilentlyContinue
# '$invalidTypeInJson2Path' contains two errors in property types.
$errorVar.Count | Should -Be 2
$errorVar[0].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
$errorVar[1].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It "Test-Json return all errors when check invalid Json file against a valid schema from file" {
$errorVar = $null
Test-Json -Path $invalidTypeInJson2Path -SchemaFile $validSchemaJsonPath -ErrorVariable errorVar -ErrorAction SilentlyContinue
# '$invalidTypeInJson2Path' contains two errors in property types.
$errorVar.Count | Should -Be 2
$errorVar[0].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
$errorVar[1].FullyQualifiedErrorId | Should -BeExactly "InvalidJsonAgainstSchema,Microsoft.PowerShell.Commands.TestJsonCommand"
}
It 'Test-Json recognizes non-object types: <name>' -TestCases @(
@{ name = 'number'; value = 1; expected = 'number' }
@{ name = '"true"'; value = '"true"'; expected = 'string' }
@{ name = 'true'; value = 'true'; expected = 'boolean' }
@{ name = '"false"'; value = '"false"'; expected = 'string' }
@{ name = 'false'; value = 'false'; expected = 'boolean' }
@{ name = '"null"'; value = '"null"'; expected = 'string' }
@{ name = 'null'; value = 'null'; expected = 'null' }
@{ name = 'string'; value = '"abc"'; expected = 'string' }
@{ name = 'array'; value = '[ 1, 2 ]'; expected = 'array' }
) {
param ($name, $value, $expected)
# All JSON valid
Test-Json -Json $value | Should -BeTrue
# Exactly one type should match
$types = 'string', 'number', 'boolean', 'null', 'array', 'object'
$types | Where-Object {
$schema = "{ 'type': '$_' }"
Test-Json -Json $value -Schema $schema -ErrorAction SilentlyContinue
} | Should -Be $expected
}
}