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path: root/Library/Homebrew/test/test_patching.rb
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require 'testing_env'

require 'extend/ARGV' # needs to be after test/unit to avoid conflict with OptionsParser
ARGV.extend(HomebrewArgvExtension)

require 'test/testball'
require 'utils'


class DefaultPatchBall <TestBall
  def patches
    # Default is p1
    "file:///#{TEST_FOLDER}/patches/noop-a.diff"
  end
end

class ListPatchBall <TestBall
  def patches
    ["file:///#{TEST_FOLDER}/patches/noop-a.diff"]
  end
end

class P0PatchBall <TestBall
  def patches
    { :p0 => ["file:///#{TEST_FOLDER}/patches/noop-b.diff"] }
  end
end

class P1PatchBall <TestBall
  def patches
    { :p1 => ["file:///#{TEST_FOLDER}/patches/noop-a.diff"] }
  end
end


class PatchingTests < Test::Unit::TestCase
  def read_file path
    File.open(path, 'r') { |f| f.read }
  end
  
  def test_single_patch
    nostdout do
      DefaultPatchBall.new('test_patch').brew do
        s = read_file 'libexec/NOOP'
        assert !s.include?("NOOP"), "File was unpatched."
        assert s.include?("ABCD"), "File was not patched as expected."
      end
    end
  end

  def test_patch_list
    nostdout do
      ListPatchBall.new('test_patch_list').brew do
        s = read_file 'libexec/NOOP'
        assert !s.include?("NOOP"), "File was unpatched."
        assert s.include?("ABCD"), "File was not patched as expected."
      end
    end
  end

  def test_p0_patch
    nostdout do
      P0PatchBall.new('test_p0_patch').brew do
        s = read_file 'libexec/NOOP'
        assert !s.include?("NOOP"), "File was unpatched."
        assert s.include?("ABCD"), "File was not patched as expected."
      end
    end
  end

  def test_p1_patch
    nostdout do
      P1PatchBall.new('test_p1_patch').brew do
        s = read_file 'libexec/NOOP'
        assert !s.include?("NOOP"), "File was unpatched."
        assert s.include?("ABCD"), "File was not patched as expected."
      end
    end
  end
end