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# frozen_string_literal: true
require 'spec_helper'
describe SnippetRepository do
let_it_be(:user) { create(:user) }
let(:snippet) { create(:personal_snippet, :repository, author: user) }
let(:snippet_repository) { snippet.snippet_repository }
let(:commit_opts) { { branch_name: 'master', message: 'whatever' } }
describe 'associations' do
it { is_expected.to belong_to(:shard) }
it { is_expected.to belong_to(:snippet) }
end
describe '.find_snippet' do
it 'finds snippet by disk path' do
snippet = create(:snippet, author: user)
snippet.track_snippet_repository(snippet.repository.storage)
expect(described_class.find_snippet(snippet.disk_path)).to eq(snippet)
end
it 'returns nil when it does not find the snippet' do
expect(described_class.find_snippet('@@unexisting/path/to/snippet')).to be_nil
end
end
describe '#multi_files_action' do
let(:new_file) { { file_path: 'new_file_test', content: 'bar' } }
let(:move_file) { { previous_path: 'CHANGELOG', file_path: 'CHANGELOG_new', content: 'bar' } }
let(:update_file) { { previous_path: 'README', file_path: 'README', content: 'bar' } }
let(:data) { [new_file, move_file, update_file] }
it 'returns nil when files argument is empty' do
expect(snippet.repository).not_to receive(:multi_action)
operation = snippet_repository.multi_files_action(user, [], commit_opts)
expect(operation).to be_nil
end
it 'returns nil when files argument is nil' do
expect(snippet.repository).not_to receive(:multi_action)
operation = snippet_repository.multi_files_action(user, nil, commit_opts)
expect(operation).to be_nil
end
it 'performs the operation accordingly to the files data' do
new_file_blob = blob_at(snippet, new_file[:file_path])
move_file_blob = blob_at(snippet, move_file[:previous_path])
update_file_blob = blob_at(snippet, update_file[:previous_path])
aggregate_failures do
expect(new_file_blob).to be_nil
expect(move_file_blob).not_to be_nil
expect(update_file_blob).not_to be_nil
end
expect do
snippet_repository.multi_files_action(user, data, commit_opts)
end.not_to raise_error
aggregate_failures do
data.each do |entry|
blob = blob_at(snippet, entry[:file_path])
expect(blob).not_to be_nil
expect(blob.path).to eq entry[:file_path]
expect(blob.data).to eq entry[:content]
end
end
end
it 'tries to obtain an exclusive lease' do
expect(Gitlab::ExclusiveLease).to receive(:new).with("multi_files_action:#{snippet.id}", anything).and_call_original
snippet_repository.multi_files_action(user, data, commit_opts)
end
it 'cancels the lease when the method has finished' do
expect(Gitlab::ExclusiveLease).to receive(:cancel).with("multi_files_action:#{snippet.id}", anything).and_call_original
snippet_repository.multi_files_action(user, data, commit_opts)
end
it 'raises an error if the lease cannot be obtained' do
allow_next_instance_of(Gitlab::ExclusiveLease) do |instance|
allow(instance).to receive(:try_obtain).and_return false
end
expect do
snippet_repository.multi_files_action(user, data, commit_opts)
end.to raise_error(described_class::CommitError)
end
context 'with commit actions' do
let(:result) do
[{ action: :create }.merge(new_file),
{ action: :move }.merge(move_file),
{ action: :update }.merge(update_file)]
end
let(:repo) { double }
before do
allow(snippet).to receive(:repository).and_return(repo)
allow(repo).to receive(:ls_files).and_return([])
end
it 'infers the commit action based on the parameters if not present' do
expect(repo).to receive(:multi_action).with(user, hash_including(actions: result))
snippet_repository.multi_files_action(user, data, commit_opts)
end
context 'when commit actions are present' do
let(:file_action) { { file_path: 'foo.txt', content: 'foo', action: :foobar } }
let(:data) { [file_action] }
it 'does not change commit action' do
expect(repo).to(
receive(:multi_action).with(
user,
hash_including(actions: array_including(hash_including(action: :foobar)))))
snippet_repository.multi_files_action(user, data, commit_opts)
end
end
end
shared_examples 'snippet repository with file names' do |*filenames|
it 'sets a name for unnamed files' do
ls_files = snippet.repository.ls_files(nil)
expect(ls_files).to include(*filenames)
end
end
let_it_be(:named_snippet) { { file_path: 'fee.txt', content: 'bar', action: :create } }
let_it_be(:unnamed_snippet) { { file_path: '', content: 'dummy', action: :create } }
context 'when existing file has a default name' do
let(:default_name) { 'snippetfile1.txt' }
let(:new_file) { { file_path: '', content: 'bar' } }
let(:existing_file) { { previous_path: default_name, file_path: '', content: 'new_content' } }
before do
expect(blob_at(snippet, default_name)).to be_nil
snippet_repository.multi_files_action(user, [new_file], commit_opts)
expect(blob_at(snippet, default_name)).to be
end
it 'reuses the existing file name' do
snippet_repository.multi_files_action(user, [existing_file], commit_opts)
blob = blob_at(snippet, default_name)
expect(blob.data).to eq existing_file[:content]
end
end
context 'when file name consists of one or several whitespaces' do
let(:default_name) { 'snippetfile1.txt' }
let(:new_file) { { file_path: ' ', content: 'bar' } }
it 'assigns a new name to the file' do
expect(blob_at(snippet, default_name)).to be_nil
snippet_repository.multi_files_action(user, [new_file], commit_opts)
blob = blob_at(snippet, default_name)
expect(blob.data).to eq new_file[:content]
end
end
context 'when some files are not named' do
let(:data) { [named_snippet] + Array.new(2) { unnamed_snippet.clone } }
before do
expect do
snippet_repository.multi_files_action(user, data, commit_opts)
end.not_to raise_error
end
it_behaves_like 'snippet repository with file names', 'snippetfile1.txt', 'snippetfile2.txt'
end
context 'repository already has 10 unnamed snippets' do
let(:pre_populate_data) { Array.new(10) { unnamed_snippet.clone } }
let(:data) { [named_snippet] + Array.new(2) { unnamed_snippet.clone } }
before do
# Pre-populate repository with 9 unnamed snippets.
snippet_repository.multi_files_action(user, pre_populate_data, commit_opts)
expect do
snippet_repository.multi_files_action(user, data, commit_opts)
end.not_to raise_error
end
it_behaves_like 'snippet repository with file names', 'snippetfile10.txt', 'snippetfile11.txt'
end
end
def blob_at(snippet, path)
snippet.repository.blob_at('master', path)
end
def first_blob(snippet)
snippet.repository.blob_at('master', snippet.repository.ls_files(nil).first)
end
end
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