# coding: utf-8
require "spec_helper"

describe Gitlab::Git::Blame, seed_helper: true do
  let(:repository) { Gitlab::Git::Repository.new(TEST_REPO_PATH) }
  let(:blame) do
    Gitlab::Git::Blame.new(repository, SeedRepo::Commit::ID, "CONTRIBUTING.md")
  end

  context "each count" do
    it do
      data = []
      blame.each do |commit, line|
        data << {
          commit: commit,
          line: line
        }
      end

      expect(data.size).to eq(95)
      expect(data.first[:commit]).to be_kind_of(Gitlab::Git::Commit)
      expect(data.first[:line]).to eq("# Contribute to GitLab")
    end
  end

  context "ISO-8859 encoding" do
    let(:blame) do
      Gitlab::Git::Blame.new(repository, SeedRepo::EncodingCommit::ID, "encoding/iso8859.txt")
    end

    it 'converts to UTF-8' do
      data = []
      blame.each do |commit, line|
        data << {
          commit: commit,
          line: line
        }
      end

      expect(data.size).to eq(1)
      expect(data.first[:commit]).to be_kind_of(Gitlab::Git::Commit)
      expect(data.first[:line]).to eq("Ä ü")
    end
  end

  context "unknown encoding" do
    let(:blame) do
      Gitlab::Git::Blame.new(repository, SeedRepo::EncodingCommit::ID, "encoding/iso8859.txt")
    end

    it 'converts to UTF-8' do
      expect(CharlockHolmes::EncodingDetector).to receive(:detect).and_return(nil)
      data = []
      blame.each do |commit, line|
        data << {
            commit: commit,
            line: line
        }
      end

      expect(data.size).to eq(1)
      expect(data.first[:commit]).to be_kind_of(Gitlab::Git::Commit)
      expect(data.first[:line]).to eq(" ")
    end
  end
end
