92 lines
2.6 KiB
Ruby
92 lines
2.6 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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RSpec.describe Gitlab::WordDiff::Parser do
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subject(:parser) { described_class.new }
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describe '#parse' do
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subject { parser.parse(diff.lines).to_a }
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let(:diff) do
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<<~EOF
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@@ -1,14 +1,13 @@
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~
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Unchanged line
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~
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~
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-Old change
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+New addition
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unchanged content
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~
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@@ -50,14 +50,13 @@
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+First change
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same same same_
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-removed_
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+added_
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end of the line
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~
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~
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EOF
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end
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it 'returns a collection of lines' do
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diff_lines = subject
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aggregate_failures do
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expect(diff_lines.count).to eq(7)
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expect(diff_lines.map { |line| diff_line_attributes(line) }).to eq(
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[
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{ index: 0, old_pos: 1, new_pos: 1, text: '', type: nil, marker_ranges: [] },
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{ index: 1, old_pos: 2, new_pos: 2, text: 'Unchanged line', type: nil, marker_ranges: [] },
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{ index: 2, old_pos: 3, new_pos: 3, text: '', type: nil, marker_ranges: [] },
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{ index: 3, old_pos: 4, new_pos: 4, text: 'Old changeNew addition unchanged content', type: nil,
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marker_ranges: [
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Gitlab::MarkerRange.new(0, 9, mode: :deletion),
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Gitlab::MarkerRange.new(10, 21, mode: :addition)
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] },
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{ index: 4, old_pos: 50, new_pos: 50, text: '@@ -50,14 +50,13 @@', type: 'match', marker_ranges: [] },
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{ index: 5, old_pos: 50, new_pos: 50, text: 'First change same same same_removed_added_end of the line', type: nil,
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marker_ranges: [
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Gitlab::MarkerRange.new(0, 11, mode: :addition),
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Gitlab::MarkerRange.new(28, 35, mode: :deletion),
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Gitlab::MarkerRange.new(36, 41, mode: :addition)
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] },
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{ index: 6, old_pos: 51, new_pos: 51, text: '', type: nil, marker_ranges: [] }
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]
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)
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end
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end
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it 'restarts object index after several calls to Enumerator' do
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enumerator = parser.parse(diff.lines)
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2.times do
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expect(enumerator.first.index).to eq(0)
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end
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end
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context 'when diff is empty' do
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let(:diff) { '' }
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it { is_expected.to eq([]) }
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end
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end
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private
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def diff_line_attributes(diff_line)
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{
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index: diff_line.index,
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old_pos: diff_line.old_pos,
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new_pos: diff_line.new_pos,
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text: diff_line.text,
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type: diff_line.type,
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marker_ranges: diff_line.marker_ranges
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}
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end
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end
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