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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Gitlab::Diff::Rendered::Notebook::DiffFile do
include RepoHelpers
let(:project) { create(:project, :repository) }
let(:commit) { project.commit("5d6ed1503801ca9dc28e95eeb85a7cf863527aee") }
let(:diffs) { commit.raw_diffs.to_a }
let(:diff) { diffs.first }
let(:source) { Gitlab::Diff::File.new(diff, diff_refs: commit.diff_refs, repository: project.repository) }
let(:nb_file) { described_class.new(source) }
describe '#old_blob and #new_blob' do
context 'when file is changed' do
it 'transforms the old blob' do
expect(nb_file.old_blob.data).to include('%%')
end
it 'transforms the new blob' do
expect(nb_file.new_blob.data).to include('%%')
end
end
context 'when file is added' do
let(:diff) { diffs[1] }
it 'old_blob is empty' do
expect(nb_file.old_blob).to be_nil
end
it 'new_blob is transformed' do
expect(nb_file.new_blob.data).to include('%%')
end
end
context 'when file is removed' do
let(:diff) { diffs[2] }
it 'old_blob is transformed' do
expect(nb_file.old_blob.data).to include('%%')
end
it 'new_blob is empty' do
expect(nb_file.new_blob).to be_nil
end
end
end
describe '#diff' do
context 'for valid notebooks' do
it 'returns the transformed diff' do
expect(nb_file.diff.diff).to include('%%')
end
end
context 'for invalid notebooks' do
let(:commit) { project.commit("6d85bb693dddaee631ec0c2f697c52c62b93f6d3") }
let(:diff) { diffs[1] }
it 'returns nil' do
expect(nb_file.diff).to be_nil
end
end
end
describe '#has_renderable?' do
context 'notebook diff is empty' do
let(:commit) { project.commit("a867a602d2220e5891b310c07d174fbe12122830") }
it 'is false' do
expect(nb_file.has_renderable?).to be_falsey
end
end
context 'notebook is valid' do
it 'is true' do
expect(nb_file.has_renderable?).to be_truthy
end
end
end
describe '#highlighted_diff_lines?' do
context 'when line transformed line is not part of the diff' do
it 'line is not discussable' do
expect(nb_file.highlighted_diff_lines[0].discussable?).to be_falsey
end
end
context 'when line transformed line part of the diff' do
it 'line is not discussable' do
expect(nb_file.highlighted_diff_lines[12].discussable?).to be_truthy
end
end
context 'assigns the correct position' do
it 'computes de first line where the remove would appear' do
expect(nb_file.highlighted_diff_lines[0].old_pos).to eq(3)
expect(nb_file.highlighted_diff_lines[0].new_pos).to eq(3)
expect(nb_file.highlighted_diff_lines[12].new_pos).to eq(15)
expect(nb_file.highlighted_diff_lines[12].old_pos).to eq(18)
end
end
end
end
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