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require 'spec_helper'
describe Gitlab::Diff::Parser, lib: true do
include RepoHelpers
let(:project) { create(:project) }
let(:commit) { project.commit(sample_commit.id) }
let(:diff) { commit.raw_diffs.first }
let(:parser) { Gitlab::Diff::Parser.new }
describe '#parse' do
let(:diff) do
<<eos
--- a/files/ruby/popen.rb
+++ b/files/ruby/popen.rb
@@ -6,12 +6,18 @@ module Popen
def popen(cmd, path=nil)
unless cmd.is_a?(Array)
- raise "System commands must be given as an array of strings"
+ raise RuntimeError, "System commands must be given as an array of strings"
end
path ||= Dir.pwd
- vars = { "PWD" => path }
- options = { chdir: path }
+
+ vars = {
+ "PWD" => path
+ }
+
+ options = {
+ chdir: path
+ }
unless File.directory?(path)
FileUtils.mkdir_p(path)
@@ -19,6 +25,7 @@ module Popen
@cmd_output = ""
@cmd_status = 0
+
Open3.popen3(vars, *cmd, options) do |stdin, stdout, stderr, wait_thr|
@cmd_output << stdout.read
@cmd_output << stderr.read
eos
end
before do
@lines = parser.parse(diff.lines).to_a
end
it { expect(@lines.size).to eq(30) }
describe 'lines' do
describe 'first line' do
let(:line) { @lines.first }
it { expect(line.type).to eq('match') }
it { expect(line.old_pos).to eq(6) }
it { expect(line.new_pos).to eq(6) }
it { expect(line.text).to eq('@@ -6,12 +6,18 @@ module Popen') }
end
describe 'removal line' do
let(:line) { @lines[10] }
it { expect(line.type).to eq('old') }
it { expect(line.old_pos).to eq(14) }
it { expect(line.new_pos).to eq(13) }
it { expect(line.text).to eq('- options = { chdir: path }') }
end
describe 'addition line' do
let(:line) { @lines[16] }
it { expect(line.type).to eq('new') }
it { expect(line.old_pos).to eq(15) }
it { expect(line.new_pos).to eq(18) }
it { expect(line.text).to eq('+ options = {') }
end
describe 'unchanged line' do
let(:line) { @lines.last }
it { expect(line.type).to eq(nil) }
it { expect(line.old_pos).to eq(24) }
it { expect(line.new_pos).to eq(31) }
it { expect(line.text).to eq(' @cmd_output << stderr.read') }
end
end
end
context 'when lines is empty' do
it { expect(parser.parse([])).to eq([]) }
it { expect(parser.parse(nil)).to eq([]) }
end
end
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