PesterBDD

output

> Invoke-Pester

Starting discovery in 1 files.
Discovery found 1 tests in 11ms.
Running tests.
[-] remove comment from source.function implemntation.should work with an parameter is empty 5ms (3ms|2ms)
 RuntimeException: No implementation
 at remove-Comments, \remove-Comments\remove-Comments.ps1:15
 at <ScriptBlock>, \remove-Comments\Tests\remove-Comments.Tests.ps1:23
Tests completed in 75ms
Tests Passed: 0, Failed: 1, Skipped: 0 NotRun: 0

output-illegal-notfound

> Invoke-Pester

Starting discovery in 1 files.
Discovery found 1 tests in 12ms.
Running tests.
[-] \powershell\remove-Comments\Tests\remove-Comments.Tests.ps1 failed with:
CommandNotFoundException: The term '\Powershell\remove-Comments\remove-Comments.ps1' is not recognized as
a name of a cmdlet, function, script file, or executable program.
Check the spelling of the name, or if a path was included, verify that the path is correct and try again.

output-passed-2

> Invoke-Pester

Starting discovery in 1 files.
Discovery found 1 tests in 179ms.
Running tests.
[+] \powershell\remove-Comments\Tests\remove-Comments.Tests.ps1 715ms (114ms|448ms)
Tests completed in 733ms
Tests Passed: 1, Failed: 0, Skipped: 0 NotRun: 0

remove-Comments-1.ps1

<#
  .SYNOPSIS
  remove comments from input

#>
function Remove-Comments() {
  Throw "No implementation"
}

remove-Comments-2.ps1

<#
  .SYNOPSIS
  remove comments from input
 #>
function remove-Comments {
  Param (
    [Parameter(ValueFromPipeline)]
    [String[]] $text
  )

  process {
    $text
  }
}

remove-Comments-3.ps1

<#
  .SYNOPSIS
  remove comments from input
 #>
function remove-Comments {
  Param (
    [Parameter(ValueFromPipeline)]
    [String[]] $text
  )

  process {
    foreach ($line in $text) {
      $line = ($line -replace '#[^.]*$', '').Trim()
      $line
    }
  }
}

remove-Comments-4.ps1

<#
  .SYNOPSIS
  remove comments from input
 #>
function Remove-Comments() {
  param(
    # Source code text
    [Parameter(ValueFromPipeline = $true)]
    [String[]]
    $text
  )

  process {
    foreach ($line in $text) {
      if ($line -match '("[^.]*#[^.]*"[^.]*)') {
        $line = ($line -replace '("[^.]*#[^.]*"[^.]*)#[^.]*$', "`$1").Trim()
      }
      else {
        $line = ($line -replace '#[^.]*$', '').Trim()
      }
      return $line
    }
  }
}

remove-Comments-5.ps1

<#

.REMARK
# Copyright (c) 2023 Furukawa, Atsushi <atsushifx@aglabo.com>
#
# This software is released under the MIT License.
# https://opensource.org/licenses/MIT
#>

<#
  .SYNOPSIS
  remove comments from input
 #>
function Remove-Comments() {
  param(
    # Source code text
    [Parameter(ValueFromPipeline = $true)]
    [String[]]
    $text
  )

  begin {
    $isSkipLine = false
  }

  process {
    foreach ($line in $text) {
      $line = $line.Trim()

      if (!$isSkipLine -and ($line -match "^<#[^.]*(?!#>)$")) {
        $isSkipLine = $true
      }
      elseif ( $isSkipLine -and ($line -match "[^.]*#>$")) {
        $isSkipLine = $false
      }
      elseif ($isSkipLine) {
        # do nothing
      }
      else {
        # remove in-line commeny
        $line = $line -replace '<#[^.]*#>\s*', ''

        # remove line comment
        if ($line -match '("[^.]*#[^.]*"[^.]*)') {
          $line = ($line -replace '("[^.]*#[^.]*"[^.]*)#[^.]*$', "`$1").Trim()
        }
        else {
          $line = ($line -replace '#[^.]*$', '').Trim()
        }
        return $line
      }
    }
  }
}

remove-Comments.Tests-1.ps1

# load tests function script
#
BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script
  # Write-Host "Script :" , $script
  . $script
}

Describe "remove comment from source" {
  context "check implementation" {
      It 'should work for an empty string' {
        @() | Remove-Comments | Should -BeNullOrEmpty
    }
  }
}

remove-Comments.Tests-2.ps1

# load tests function script
#
BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script
  # Write-Host "Script :" , $script
  . $script
}

Describe "remove comment from source" {
  context "line comment" {
    it "line is all comment" {
      "# line comment" | remove-Comments | Should -BeNullOrEmpty
    }
    it "add comment to line end" {
      "this is code. # this is comment" | remove-Comments | Should -Be "this is code."
    }
}

remove-Comments.Tests-3.ps1

# load tests function script
#
BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script
  # Write-Host "Script :" , $script
  . $script
}

Describe "remove comment from source" {
  context "line comment" {
    it "line is all comment" {
      "# line comment" | remove-Comments | Should -BeNullOrEmpty
    }
    it "add comment to line end" {
      "this is code. # this is comment" | remove-Comments | Should -Be "this is code."
    }
}

remove-Comments.Tests-4.ps1

# load tests function script
#
BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script
  # Write-Host "Script :", $script


# load tests function script
#
BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script
  # Write-Host "Script :", $script
  . $script
}

Describe "remove comment from source" {
  context "function implemntation" {
    It "should work with an empty strings" {
      @() | remove-Comments | Should -BeNullorEmpty
    }
  }

  Context "line comment" {
    It "line is all comment" {
      "# line comment" | remove-Comments | Should -BeNullorEmpty
    }

    It "add comment to line end" {
      "this is code. # this is comment" | remove-Comments | Should -Be "this is code."
    }

    It "in string" {
      '" # in string " is code # is comment' | remove-Comments | Should -Be '" # in string " is code'
    }

  }
}



  . $script
}

Describe "remove comment from source" {
  context "function implemntation" {
    It "should work with an empty strings" {
      @() | remove-Comments | Should -BeNullorEmpty
    }
  }

  Context "line comment" {
    It "line is all comment" {
      "# line comment" | remove-Comments | Should -BeNullorEmpty
    }

    It "add comment to line end" {
      "this is code. # this is comment" | remove-Comments | Should -Be "this is code."
    }

    It "in string" {
      '" # in string " is code # is comment' | remove-Comments | Should -Be '" # in string " is code'
    }

  }
}

remove-Comments.Tests-5.ps1

# load tests function script

#

BeforeAll {
  $scriptDir = (Split-Path -Parent $PSScriptRoot)
  $script = (Split-Path -Leaf $PSCommandPath).Replace('.Tests', '')
  $script = $scriptDir + "\" + $script

# Write-Host "Script :" , $script

  . $script
}

Describe "remove comment from source" {
  Context "line comment" {
    it "line is all comment" {
      "# line comment" | remove-Comments | Should -BeNullOrEmpty
    }
    it "add comment to line end" {
      "this is code. # this is comment" | remove-Comments | Should -Be "this is code."
    }
    it "in string" {
      '" # in string " is code # is comment' | remove-Comments | Should -Be '" # in string " is code'
    }
  }

  Context "inline comment" {
    It "only inline comment" {
      "this <# cooment #> is a code." | remove-Comments | Should -Be "this is a code."
    }
    It "ignore # in comment" {
      "this is <# # is ignored #> a code." | remove-Comments | Should -Be "this is a code."
    }
    It "ignore # in string" {
      'this is <# ignore "#" #> a code.' | remove-Comments | Should -Be "this is a code."
    }

    Context "multi-line comment" {
      It "remove multi line comment" {
        @(
          "start comment",
          "<#### start",
          " # skip this line",
          ' "also skip thisline "',
          " end ###>",
          "end comment" | remove-Comments | Should -Be @("start comment", "end comment")
        )
      }
    }
  }
}