tests/ColumnMapper.Tests.ps1
Import-Module -Name "./ColumnMapper.psm1" $map = Invoke-ColumnMapper -InputPath "tests/test.csv" -NoExport Describe 'Invoke-ColumnMapper' { It 'handles duplicate keys' { $map.ContainsKey('9780679735779') | Should -Be True } It 'handles duplicate values' { $map['9780679735779'] | Should -Be @('653000','610040') } } |