<commit_before># -*- encoding: utf-8 -*-
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
require File.expand_path('../shared/readlines', __FILE__)

describe "IO.foreach" do
  before :each do
    @name = fixture __FILE__, "lines.txt"
    @count = 0
    ScratchPad.record []
  end

  it "returns an Enumerator when called without a block" do
    IO.foreach(@name).should be_an_instance_of(enumerator_class)
    IO.foreach(@name).to_a.should == IOSpecs.lines
  end

  it "updates $. with each yield" do
    IO.foreach(@name) { $..should == @count += 1 }
  end

  describe "when the filename starts with |" do
    it "gets data from the standard out of the subprocess" do
      IO.foreach("|sh -c 'echo hello;echo line2'") { |l| ScratchPad << l }
      ScratchPad.recorded.should == ["hello\n", "line2\n"]
    end

    it "gets data from a fork when passed -" do
      parent_pid = $$

      ret = IO.foreach("|-") { |l| ScratchPad << l; true }

      if $$ == parent_pid
        ScratchPad.recorded.should == ["hello\n", "from a fork\n"]
      else # child
        puts "hello"
        puts "from a fork"
        exit!
      end
    end
  end
end

describe "IO.foreach" do
  before :each do
    @external = Encoding.default_external
    Encoding.default_external = Encoding::UTF_8

    @name = fixture __FILE__, "lines.txt"
    ScratchPad.record []
  end

  after :each do
    Encoding.default_external = @external
  end

  it "sets $_ to nil" do
    $_ = "test"
    IO.foreach(@name) { }
    $_.should be_nil
  end

  it_behaves_like :io_readlines, :foreach, IOSpecs.collector
  it_behaves_like :io_readlines_options_19, :foreach, IOSpecs.collector
end<commit_msg>Move spec to it sets up the right encoding<commit_after># -*- encoding: utf-8 -*-
require File.expand_path('../../../spec_helper', __FILE__)
require File.expand_path('../fixtures/classes', __FILE__)
require File.expand_path('../shared/readlines', __FILE__)

describe "IO.foreach" do
  before :each do
    @name = fixture __FILE__, "lines.txt"
    @count = 0
    ScratchPad.record []
  end

  it "returns an Enumerator when called without a block" do
    IO.foreach(@name).should be_an_instance_of(enumerator_class)
    IO.foreach(@name).to_a.should == IOSpecs.lines
  end

  it "updates $. with each yield" do
    IO.foreach(@name) { $..should == @count += 1 }
  end

  describe "when the filename starts with |" do
    it "gets data from the standard out of the subprocess" do
      IO.foreach("|sh -c 'echo hello;echo line2'") { |l| ScratchPad << l }
      ScratchPad.recorded.should == ["hello\n", "line2\n"]
    end

    it "gets data from a fork when passed -" do
      parent_pid = $$

      ret = IO.foreach("|-") { |l| ScratchPad << l; true }

      if $$ == parent_pid
        ScratchPad.recorded.should == ["hello\n", "from a fork\n"]
      else # child
        puts "hello"
        puts "from a fork"
        exit!
      end
    end
  end
end

describe "IO.foreach" do
  before :each do
    @external = Encoding.default_external
    Encoding.default_external = Encoding::UTF_8

    @name = fixture __FILE__, "lines.txt"
    ScratchPad.record []
  end

  after :each do
    Encoding.default_external = @external
  end

  it "sets $_ to nil" do
    $_ = "test"
    IO.foreach(@name) { }
    $_.should be_nil
  end

  it "returns an Enumerator when called without a block" do
    IO.foreach(@name).should be_an_instance_of(enumerator_class)
    IO.foreach(@name).to_a.should == IOSpecs.lines
  end

  it_behaves_like :io_readlines, :foreach, IOSpecs.collector
  it_behaves_like :io_readlines_options_19, :foreach, IOSpecs.collector
end
{'fraction_non_alphanumeric': 0.12738160043549265, 'fraction_numerical': 0.004354926510615134, 'mean_word_length': 2.926282051282051, 'pattern_counts': {'":': 0, '<': 11, '<?xml version=': 0, '>': 3, 'https://': 0, 'lorem ipsum': 0, 'www.': 0, 'xml': 0}, 'pii_count': 0, 'substrings_counts': 0, 'word_list_counts': {'cursed_substrings.json': 0, 'profanity_word_list.json': 0, 'sexual_word_list.json': 0, 'zh_pornsignals.json': 0}}
{'dir': 'git-commits-cleaned', 'id': '7284107', 'n_tokens_mistral': 1274, 'n_tokens_neox': 1230, 'n_words': 340}