108 lines
3.3 KiB
Ruby
108 lines
3.3 KiB
Ruby
# frozen_string_literal: true
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require 'spec_helper'
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describe DiscussionOnDiff do
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subject { create(:diff_note_on_merge_request, line_number: 18).to_discussion }
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describe "#truncated_diff_lines" do
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let(:truncated_lines) { subject.truncated_diff_lines }
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context "when diff is greater than allowed number of truncated diff lines " do
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it "returns fewer lines" do
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expect(subject.diff_lines.count).to be > DiffDiscussion::NUMBER_OF_TRUNCATED_DIFF_LINES
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expect(truncated_lines.count).to be <= DiffDiscussion::NUMBER_OF_TRUNCATED_DIFF_LINES
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end
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context 'with truncated diff lines diff limit set' do
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let(:truncated_lines) do
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subject.truncated_diff_lines(
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diff_limit: diff_limit
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)
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end
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context 'when diff limit is higher than default' do
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let(:diff_limit) { DiffDiscussion::NUMBER_OF_TRUNCATED_DIFF_LINES + 1 }
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it 'returns fewer lines than the default' do
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expect(subject.diff_lines.count).to be > diff_limit
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expect(truncated_lines.count).to be <= DiffDiscussion::NUMBER_OF_TRUNCATED_DIFF_LINES
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end
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end
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context 'when diff_limit is lower than default' do
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let(:diff_limit) { 3 }
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it 'returns fewer lines than the default' do
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expect(subject.diff_lines.count).to be > DiffDiscussion::NUMBER_OF_TRUNCATED_DIFF_LINES
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expect(truncated_lines.count).to be <= diff_limit
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end
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end
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end
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end
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context "when some diff lines are meta" do
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it "returns no meta lines" do
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expect(subject.diff_lines).to include(be_meta)
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expect(truncated_lines).not_to include(be_meta)
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end
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end
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context "when the diff line does not exist on a legacy diff note" do
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subject { create(:legacy_diff_note_on_merge_request).to_discussion }
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it "returns an empty array" do
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expect(truncated_lines).to eq([])
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end
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end
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context "when the diff line does not exist on a corrupt diff note" do
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subject { create(:diff_note_on_merge_request, line_number: 18).to_discussion }
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before do
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allow(subject).to receive(:diff_line) { nil }
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end
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it "returns an empty array" do
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expect(truncated_lines).to eq([])
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end
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end
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context 'when the discussion is on an image' do
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subject { create(:image_diff_note_on_merge_request).to_discussion }
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it 'returns an empty array' do
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expect(truncated_lines).to eq([])
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end
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end
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end
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describe '#line_code_in_diffs' do
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context 'when the discussion is active in the diff' do
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let(:diff_refs) { subject.position.diff_refs }
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it 'returns the current line code' do
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expect(subject.line_code_in_diffs(diff_refs)).to eq(subject.line_code)
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end
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end
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context 'when the discussion was created in the diff' do
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let(:diff_refs) { subject.original_position.diff_refs }
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it 'returns the original line code' do
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expect(subject.line_code_in_diffs(diff_refs)).to eq(subject.original_line_code)
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end
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end
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context 'when the discussion is unrelated to the diff' do
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let(:diff_refs) { subject.project.commit(RepoHelpers.sample_commit.id).diff_refs }
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it 'returns nil' do
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expect(subject.line_code_in_diffs(diff_refs)).to be_nil
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end
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end
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end
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end
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