gitlab-org--gitlab-foss/spec/services/snippets/create_service_spec.rb

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# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Snippets::CreateService do
describe '#execute' do
let_it_be(:user) { create(:user) }
let_it_be(:admin) { create(:user, :admin) }
let(:action) { :create }
let(:opts) { base_opts.merge(extra_opts) }
let(:base_opts) do
{
title: 'Test snippet',
file_name: 'snippet.rb',
content: 'puts "hello world"',
visibility_level: Gitlab::VisibilityLevel::PRIVATE
}
end
let(:extra_opts) { {} }
let(:creator) { admin }
let(:spam_params) { double }
subject { described_class.new(project: project, current_user: creator, params: opts, spam_params: spam_params).execute }
let(:snippet) { subject.payload[:snippet] }
shared_examples 'a service that creates a snippet' do
it 'creates a snippet with the provided attributes' do
expect(snippet.title).to eq(opts[:title])
expect(snippet.file_name).to eq(opts[:file_name])
expect(snippet.content).to eq(opts[:content])
expect(snippet.visibility_level).to eq(opts[:visibility_level])
end
end
shared_examples 'public visibility level restrictions apply' do
let(:extra_opts) { { visibility_level: Gitlab::VisibilityLevel::PUBLIC } }
before do
stub_application_setting(restricted_visibility_levels: [Gitlab::VisibilityLevel::PUBLIC])
end
context 'when user is not an admin' do
let(:creator) { user }
it 'responds with an error' do
expect(subject).to be_error
end
it 'does not create a public snippet' do
expect(subject.message).to match('has been restricted')
end
end
context 'when user is an admin' do
it 'responds with success' do
expect(subject).to be_success
end
it 'creates a public snippet' do
expect(snippet.visibility_level).to eq(Gitlab::VisibilityLevel::PUBLIC)
end
end
describe 'when visibility level is passed as a string' do
let(:extra_opts) { { visibility: 'internal' } }
before do
base_opts.delete(:visibility_level)
end
it 'assigns the correct visibility level' do
expect(subject).to be_success
expect(snippet.visibility_level).to eq(Gitlab::VisibilityLevel::INTERNAL)
end
end
end
shared_examples 'snippet create data is tracked' do
let(:counter) { Gitlab::UsageDataCounters::SnippetCounter }
it 'increments count when create succeeds' do
expect { subject }.to change { counter.read(:create) }.by 1
end
context 'when create fails' do
let(:opts) { {} }
it 'does not increment count' do
expect { subject }.not_to change { counter.read(:create) }
end
end
end
shared_examples 'an error service response when save fails' do
let(:extra_opts) { { content: nil } }
it 'responds with an error' do
expect(subject).to be_error
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
end
shared_examples 'creates repository and files' do
it 'creates repository' do
subject
expect(snippet.repository.exists?).to be_truthy
end
it 'commits the files to the repository' do
subject
blob = snippet.repository.blob_at('master', base_opts[:file_name])
expect(blob.data).to eq base_opts[:content]
end
context 'when repository creation action fails' do
before do
allow_next_instance_of(Snippet) do |instance|
allow(instance).to receive(:create_repository).and_return(nil)
end
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
it 'returns a generic creation error' do
expect(snippet.errors[:repository]).to eq ['Error creating the snippet - Repository could not be created']
end
it 'does not return a snippet with an id' do
expect(snippet.id).to be_nil
end
end
context 'when repository creation fails with invalid file name' do
let(:extra_opts) { { file_name: 'invalid://file/name/here' } }
it 'returns an appropriate error' do
expect(snippet.errors[:repository]).to eq ['Error creating the snippet - Invalid file name']
end
end
context 'when the commit action fails' do
let(:error) { SnippetRepository::CommitError.new('foobar') }
before do
allow_next_instance_of(SnippetRepository) do |instance|
allow(instance).to receive(:multi_files_action).and_raise(error)
end
end
it 'does not create the snippet' do
expect { subject }.not_to change { Snippet.count }
end
it 'destroys the created repository' do
expect_next_instance_of(Repository) do |instance|
expect(instance).to receive(:remove).and_call_original
end
subject
end
it 'destroys the snippet_repository' do
subject
expect(SnippetRepository.count).to be_zero
end
it 'logs the error' do
expect(Gitlab::ErrorTracking).to receive(:log_exception).with(error, service: 'Snippets::CreateService')
subject
end
it 'returns a generic error' do
expect(subject).to be_error
expect(snippet.errors[:repository]).to eq ['Error creating the snippet']
end
end
context 'when snippet creation fails' do
let(:extra_opts) { { content: nil } }
it 'does not create repository' do
expect do
subject
end.not_to change(Snippet, :count)
expect(snippet.repository_exists?).to be_falsey
end
end
end
shared_examples 'after_save callback to store_mentions' do |mentionable_class|
context 'when mentionable attributes change' do
let(:extra_opts) { { description: "Description with #{user.to_reference}" } }
it 'saves mentions' do
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).to receive(:store_mentions!).and_call_original
end
expect(snippet.user_mentions.count).to eq 1
end
end
context 'when mentionable attributes do not change' do
it 'does not call store_mentions' do
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).not_to receive(:store_mentions!)
end
expect(snippet.user_mentions.count).to eq 0
end
end
context 'when save fails' do
it 'does not call store_mentions' do
base_opts.delete(:title)
expect_next_instance_of(mentionable_class) do |instance|
expect(instance).not_to receive(:store_mentions!)
end
expect(snippet.valid?).to be false
end
end
end
shared_examples 'when snippet_actions param is present' do
let(:file_path) { 'snippet_file_path.rb' }
let(:content) { 'snippet_content' }
let(:snippet_actions) { [{ action: 'create', file_path: file_path, content: content }] }
let(:base_opts) do
{
title: 'Test snippet',
visibility_level: Gitlab::VisibilityLevel::PRIVATE,
snippet_actions: snippet_actions
}
end
it 'creates a snippet with the provided attributes' do
expect(snippet.title).to eq(opts[:title])
expect(snippet.visibility_level).to eq(opts[:visibility_level])
expect(snippet.file_name).to eq(file_path)
expect(snippet.content).to eq(content)
end
it 'commit the files to the repository' do
expect(subject).to be_success
blob = snippet.repository.blob_at('master', file_path)
expect(blob.data).to eq content
end
context 'when content or file_name params are present' do
let(:extra_opts) { { content: 'foo', file_name: 'path' } }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:content)).to eq ['Content and snippet files cannot be used together']
expect(snippet.errors.full_messages_for(:file_name)).to eq ['File name and snippet files cannot be used together']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when snippet_actions param is invalid' do
let(:snippet_actions) { [{ action: 'invalid_action', file_path: 'snippet_file_path.rb', content: 'snippet_content' }] }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:snippet_actions)).to eq ['Snippet actions have invalid data']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when snippet_actions contain an action different from "create"' do
let(:snippet_actions) { [{ action: 'delete', file_path: 'snippet_file_path.rb' }] }
it 'a validation error is raised' do
expect(subject).to be_error
expect(snippet.errors.full_messages_for(:snippet_actions)).to eq ['Snippet actions have invalid data']
expect(snippet.repository.exists?).to be_falsey
end
end
context 'when "create" operation does not have file_path or is empty' do
let(:snippet_actions) { [{ action: 'create', content: content }, { action: 'create', content: content, file_path: '' }] }
it 'generates the file path for the files' do
expect(subject).to be_success
expect(snippet.repository.blob_at('master', 'snippetfile1.txt').data).to eq content
expect(snippet.repository.blob_at('master', 'snippetfile2.txt').data).to eq content
end
end
end
before do
stub_spam_services
end
context 'when ProjectSnippet' do
let_it_be(:project) { create(:project) }
before do
project.add_developer(user)
end
it_behaves_like 'a service that creates a snippet'
it_behaves_like 'public visibility level restrictions apply'
it_behaves_like 'checking spam'
it_behaves_like 'snippet create data is tracked'
it_behaves_like 'an error service response when save fails'
it_behaves_like 'creates repository and files'
it_behaves_like 'after_save callback to store_mentions', ProjectSnippet
it_behaves_like 'when snippet_actions param is present'
it_behaves_like 'invalid params error response'
context 'when uploaded files are passed to the service' do
let(:extra_opts) { { files: ['foo'] } }
it 'does not move uploaded files to the snippet' do
expect_next_instance_of(described_class) do |instance|
expect(instance).to receive(:move_temporary_files).and_call_original
end
expect_any_instance_of(FileMover).not_to receive(:execute)
subject
end
end
end
context 'when PersonalSnippet' do
let(:project) { nil }
it_behaves_like 'a service that creates a snippet'
it_behaves_like 'public visibility level restrictions apply'
it_behaves_like 'checking spam'
it_behaves_like 'snippet create data is tracked'
it_behaves_like 'an error service response when save fails'
it_behaves_like 'creates repository and files'
it_behaves_like 'after_save callback to store_mentions', PersonalSnippet
it_behaves_like 'when snippet_actions param is present'
it_behaves_like 'invalid params error response'
context 'when the snippet description contains files' do
include FileMoverHelpers
let(:title) { 'Title' }
let(:picture_secret) { SecureRandom.hex }
let(:text_secret) { SecureRandom.hex }
let(:picture_file) { "/-/system/user/#{creator.id}/#{picture_secret}/picture.jpg" }
let(:text_file) { "/-/system/user/#{creator.id}/#{text_secret}/text.txt" }
let(:files) { [picture_file, text_file] }
let(:description) do
"Description with picture: ![picture](/uploads#{picture_file}) and "\
"text: [text.txt](/uploads#{text_file})"
end
before do
allow(FileUtils).to receive(:mkdir_p)
allow(FileUtils).to receive(:move)
end
let(:extra_opts) { { description: description, title: title, files: files } }
it 'stores the snippet description correctly' do
stub_file_mover(text_file)
stub_file_mover(picture_file)
snippet = subject.payload[:snippet]
expected_description = "Description with picture: "\
"![picture](/uploads/-/system/personal_snippet/#{snippet.id}/#{picture_secret}/picture.jpg) and "\
"text: [text.txt](/uploads/-/system/personal_snippet/#{snippet.id}/#{text_secret}/text.txt)"
expect(snippet.description).to eq(expected_description)
end
context 'when there is a validation error' do
let(:title) { nil }
it 'does not move uploaded files to the snippet' do
expect_any_instance_of(described_class).not_to receive(:move_temporary_files)
subject
end
end
end
end
end
end