Functions/Add-LineToFile.Tests.ps1
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describe "BitTitan.Runbooks.Common/Add-LineToFile" -Tag "module", "unit" { # Import the function to test . "$($PSScriptRoot)\Add-LineToFile.ps1" # Declare mocks mock Get-Content { "current contents" } mock Set-Content {} it "adds a line to the front of the file by default" { # Call the function Add-LineToFile "path" "line" -Front # Verify mocks Assert-MockCalled Get-Content -Times 1 -Exactly -ParameterFilter { $Path -eq "path" } -Scope it Assert-MockCalled Set-Content -Times 1 -Exactly -ParameterFilter { $Value -eq "line`r`ncurrent contents" } -Scope it } it "adds a line to the front of the file when specified" { # Call the function Add-LineToFile "path" "line" # Verify mocks Assert-MockCalled Get-Content -Times 1 -Exactly -ParameterFilter { $Path -eq "path" } -Scope it Assert-MockCalled Set-Content -Times 1 -Exactly -ParameterFilter { $Value -eq "line`r`ncurrent contents" } -Scope it } it "adds a line to the back of the file" { # Call the function Add-LineToFile "path" "line" -Back # Verify mocks Assert-MockCalled Get-Content -Times 1 -Exactly -ParameterFilter { $Path -eq "path" } -Scope it Assert-MockCalled Set-Content -Times 1 -Exactly -ParameterFilter { $Value -eq "current contents`r`nline" } -Scope it } } |