debian-mirror-gitlab/spec/models/snippet_spec.rb
2022-02-27 12:50:16 +05:30

956 lines
29 KiB
Ruby

# frozen_string_literal: true
require 'spec_helper'
RSpec.describe Snippet do
include FakeBlobHelpers
describe 'modules' do
subject { described_class }
it { is_expected.to include_module(Gitlab::VisibilityLevel) }
it { is_expected.to include_module(Participable) }
it { is_expected.to include_module(Referable) }
it { is_expected.to include_module(Sortable) }
it { is_expected.to include_module(Awardable) }
end
describe 'associations' do
it { is_expected.to belong_to(:author).class_name('User') }
it { is_expected.to belong_to(:project) }
it { is_expected.to have_many(:notes).dependent(:destroy) }
it { is_expected.to have_many(:award_emoji).dependent(:destroy) }
it { is_expected.to have_many(:user_mentions).class_name("SnippetUserMention") }
it { is_expected.to have_one(:snippet_repository) }
it { is_expected.to have_one(:statistics).class_name('SnippetStatistics').dependent(:destroy) }
it { is_expected.to have_many(:repository_storage_moves).class_name('Snippets::RepositoryStorageMove').inverse_of(:container) }
end
describe 'validation' do
it { is_expected.to validate_presence_of(:author) }
it { is_expected.to validate_presence_of(:title) }
it { is_expected.to validate_length_of(:title).is_at_most(255) }
it { is_expected.to validate_length_of(:file_name).is_at_most(255) }
it { is_expected.to validate_presence_of(:content) }
it { is_expected.to validate_inclusion_of(:visibility_level).in_array(Gitlab::VisibilityLevel.values) }
it do
allow(Gitlab::CurrentSettings).to receive(:snippet_size_limit).and_return(1)
is_expected
.to validate_length_of(:content)
.is_at_most(Gitlab::CurrentSettings.snippet_size_limit)
.with_message("is too long (2 Bytes). The maximum size is 1 Byte.")
end
context 'content validations' do
context 'with existing snippets' do
let(:snippet) { create(:personal_snippet, content: 'This is a valid content at the time of creation') }
before do
expect(snippet).to be_valid
stub_application_setting(snippet_size_limit: 2)
end
it 'does not raise a validation error if the content is not changed' do
snippet.title = 'new title'
expect(snippet).to be_valid
end
it 'raises and error if the content is changed and the size is bigger than limit' do
snippet.content = snippet.content + "test"
expect(snippet).not_to be_valid
end
end
context 'with new snippets' do
let(:limit) { 15 }
before do
stub_application_setting(snippet_size_limit: limit)
end
it 'is valid when content is smaller than the limit' do
snippet = build(:personal_snippet, content: 'Valid Content')
expect(snippet).to be_valid
end
it 'raises error when content is bigger than setting limit' do
snippet = build(:personal_snippet, content: 'This is an invalid content')
aggregate_failures do
expect(snippet).not_to be_valid
expect(snippet.errors[:content]).to include("is too long (#{snippet.content.size} Bytes). The maximum size is #{limit} Bytes.")
end
end
end
end
end
describe 'callbacks' do
it 'creates snippet statistics when the snippet is created' do
snippet = build(:snippet)
expect(snippet.statistics).to be_nil
snippet.save!
expect(snippet.statistics).to be_persisted
end
end
describe '#to_reference' do
context 'when snippet belongs to a project' do
let(:project) { build(:project, name: 'sample-project') }
let(:snippet) { build(:snippet, id: 1, project: project) }
it 'returns a String reference to the object' do
expect(snippet.to_reference).to eq "$1"
end
it 'supports a cross-project reference' do
another_project = build(:project, name: 'another-project', namespace: project.namespace)
expect(snippet.to_reference(another_project)).to eq "sample-project$1"
end
end
context 'when snippet does not belong to a project' do
let(:snippet) { build(:snippet, id: 1, project: nil) }
it 'returns a String reference to the object' do
expect(snippet.to_reference).to eq "$1"
end
it 'still returns shortest reference when project arg present' do
another_project = build(:project, name: 'another-project')
expect(snippet.to_reference(another_project)).to eq "$1"
end
end
end
describe '#file_name' do
let(:snippet) { build(:snippet, file_name: file_name) }
context 'file_name is nil' do
let(:file_name) { nil }
it 'returns an empty string' do
expect(snippet.file_name).to eq ''
end
end
context 'file_name is not nil' do
let(:file_name) { 'foo.txt' }
it 'returns the file_name' do
expect(snippet.file_name).to eq file_name
end
end
end
describe "#content_html_invalidated?" do
let(:snippet) { create(:snippet, content: "md", content_html: "html", file_name: "foo.md") }
it "invalidates the HTML cache of content when the filename changes" do
expect { snippet.file_name = "foo.rb" }.to change { snippet.content_html_invalidated? }.from(false).to(true)
end
end
describe '.search' do
let_it_be(:snippet) { create(:snippet, title: 'test snippet', description: 'description') }
it 'returns snippets with a matching title' do
expect(described_class.search(snippet.title)).to eq([snippet])
end
it 'returns snippets with a partially matching title' do
expect(described_class.search(snippet.title[0..2])).to eq([snippet])
end
it 'returns snippets with a matching title regardless of the casing' do
expect(described_class.search(snippet.title.upcase)).to eq([snippet])
end
it 'returns snippets with a matching file name' do
expect(described_class.search(snippet.file_name)).to eq([snippet])
end
it 'returns snippets with a partially matching file name' do
expect(described_class.search(snippet.file_name[0..2])).to eq([snippet])
end
it 'returns snippets with a matching file name regardless of the casing' do
expect(described_class.search(snippet.file_name.upcase)).to eq([snippet])
end
it 'returns snippets with a matching description' do
expect(described_class.search(snippet.description)).to eq([snippet])
end
end
describe 'when default snippet visibility set to internal' do
using RSpec::Parameterized::TableSyntax
before do
stub_application_setting(default_snippet_visibility: Gitlab::VisibilityLevel::INTERNAL)
end
where(:attribute_name, :value) do
:visibility | 'private'
:visibility_level | Gitlab::VisibilityLevel::PRIVATE
'visibility' | 'private'
'visibility_level' | Gitlab::VisibilityLevel::PRIVATE
end
with_them do
it 'sets the visibility level' do
snippet = described_class.new(attribute_name => value, title: 'test', file_name: 'test.rb', content: 'test data')
expect(snippet.visibility_level).to eq(Gitlab::VisibilityLevel::PRIVATE)
expect(snippet.title).to eq('test')
expect(snippet.file_name).to eq('test.rb')
expect(snippet.content).to eq('test data')
end
end
end
describe '.with_optional_visibility' do
let_it_be(:public_snippet) { create(:snippet, :public) }
let_it_be(:private_snippet) { create(:snippet, :private) }
context 'when a visibility level is provided' do
it 'returns snippets with the given visibility' do
snippets = described_class
.with_optional_visibility(Gitlab::VisibilityLevel::PUBLIC)
expect(snippets).to eq([public_snippet])
end
end
context 'when a visibility level is not provided' do
it 'returns all snippets' do
snippets = described_class.with_optional_visibility
expect(snippets).to include(public_snippet, private_snippet)
end
end
end
describe '.only_personal_snippets' do
it 'returns snippets not associated with any projects' do
create(:project_snippet)
snippet = create(:snippet)
snippets = described_class.only_personal_snippets
expect(snippets).to eq([snippet])
end
end
describe '.only_include_projects_visible_to' do
let_it_be(:author) { create(:user) }
let_it_be(:project1) { create(:project_empty_repo, :public, namespace: author.namespace) }
let_it_be(:project2) { create(:project_empty_repo, :internal, namespace: author.namespace) }
let_it_be(:project3) { create(:project_empty_repo, :private, namespace: author.namespace) }
let_it_be(:snippet1) { create(:project_snippet, project: project1, author: author) }
let_it_be(:snippet2) { create(:project_snippet, project: project2, author: author) }
let_it_be(:snippet3) { create(:project_snippet, project: project3, author: author) }
context 'when a user is provided' do
it 'returns snippets visible to the user' do
user = create(:user)
snippets = described_class.only_include_projects_visible_to(user)
expect(snippets).to include(snippet1, snippet2)
expect(snippets).not_to include(snippet3)
end
end
context 'when a user is not provided' do
it 'returns snippets visible to anonymous users' do
snippets = described_class.only_include_projects_visible_to
expect(snippets).to include(snippet1)
expect(snippets).not_to include(snippet2, snippet3)
end
end
end
describe 'only_include_projects_with_snippets_enabled' do
let_it_be(:project, reload: true) { create(:project_empty_repo) }
let_it_be(:snippet) { create(:project_snippet, project: project) }
let(:access_level) { ProjectFeature::ENABLED }
before do
project.project_feature.update!(snippets_access_level: access_level)
end
it 'includes snippets for projects with snippets enabled' do
snippets = described_class.only_include_projects_with_snippets_enabled
expect(snippets).to eq([snippet])
end
context 'when snippet_access_level is private' do
let(:access_level) { ProjectFeature::PRIVATE }
context 'when the include_private option is enabled' do
it 'includes snippets for projects with snippets set to private' do
snippets = described_class.only_include_projects_with_snippets_enabled(include_private: true)
expect(snippets).to eq([snippet])
end
end
context 'when the include_private option is not enabled' do
it 'does not include snippets for projects that have snippets set to private' do
snippets = described_class.only_include_projects_with_snippets_enabled
expect(snippets).to be_empty
end
end
end
end
describe '.only_include_authorized_projects' do
it 'only includes snippets for projects the user is authorized to see' do
user = create(:user)
project1 = create(:project_empty_repo, :private)
project2 = create(:project_empty_repo, :private)
project1.team.add_developer(user)
create(:project_snippet, project: project2)
snippet = create(:project_snippet, project: project1)
snippets = described_class.only_include_authorized_projects(user)
expect(snippets).to eq([snippet])
end
end
describe '.for_project_with_user' do
let_it_be(:public_project) { create(:project_empty_repo, :public) }
let_it_be(:private_project) { create(:project_empty_repo, :private) }
context 'when a user is provided' do
let_it_be(:user) { create(:user) }
it 'returns an empty collection if the user can not view the snippets' do
create(:project_snippet, :public, project: private_project)
expect(described_class.for_project_with_user(private_project, user)).to be_empty
end
it 'returns the snippets if the user is a member of the project' do
snippet = create(:project_snippet, project: private_project)
private_project.team.add_developer(user)
snippets = described_class.for_project_with_user(private_project, user)
expect(snippets).to eq([snippet])
end
it 'returns public snippets for a public project the user is not a member of' do
snippet = create(:project_snippet, :public, project: public_project)
create(:project_snippet, :private, project: public_project)
snippets = described_class.for_project_with_user(public_project, user)
expect(snippets).to eq([snippet])
end
end
context 'when a user is not provided' do
it 'returns an empty collection for a private project' do
create(:project_snippet, :public, project: private_project)
expect(described_class.for_project_with_user(private_project)).to be_empty
end
it 'returns public snippets for a public project' do
snippet = create(:project_snippet, :public, project: public_project)
create(:project_snippet, :private, project: public_project)
snippets = described_class.for_project_with_user(public_project)
expect(snippets).to eq([snippet])
end
end
end
describe '.visible_to_or_authored_by' do
it 'returns snippets visible to the user' do
user = create(:user)
snippet1 = create(:snippet, :public)
snippet2 = create(:snippet, :private, author: user)
snippet3 = create(:snippet, :private)
snippets = described_class.visible_to_or_authored_by(user)
expect(snippets).to include(snippet1, snippet2)
expect(snippets).not_to include(snippet3)
end
end
describe '.find_by_project_title_trunc_created_at' do
let_it_be(:snippet) { create(:snippet) }
let_it_be(:created_at_without_ms) { snippet.created_at.change(usec: 0) }
it 'returns a record if arguments match' do
result = described_class.find_by_project_title_trunc_created_at(
snippet.project,
snippet.title,
created_at_without_ms
)
expect(result).to eq(snippet)
end
it 'returns nil if project does not match' do
result = described_class.find_by_project_title_trunc_created_at(
'unmatched project',
snippet.title,
created_at_without_ms # to_s truncates ms of the argument
)
expect(result).to be(nil)
end
it 'returns nil if title does not match' do
result = described_class.find_by_project_title_trunc_created_at(
snippet.project,
'unmatched title',
created_at_without_ms # to_s truncates ms of the argument
)
expect(result).to be(nil)
end
it 'returns nil if created_at does not match' do
result = described_class.find_by_project_title_trunc_created_at(
snippet.project,
snippet.title,
snippet.created_at # fails match by milliseconds
)
expect(result).to be(nil)
end
end
describe '#participants' do
let_it_be(:project) { create(:project, :public) }
let_it_be(:snippet) { create(:snippet, content: 'foo', project: project) }
let_it_be(:note1) do
create(:note_on_project_snippet,
noteable: snippet,
project: project,
note: 'a')
end
let_it_be(:note2) do
create(:note_on_project_snippet,
noteable: snippet,
project: project,
note: 'b')
end
it 'includes the snippet author and note authors' do
expect(snippet.participants).to include(snippet.author, note1.author, note2.author)
end
end
describe '#check_for_spam' do
let(:snippet) { create(:snippet, visibility_level: visibility_level) }
subject do
snippet.assign_attributes(title: title)
snippet.check_for_spam?(user: snippet.author)
end
context 'when public and spammable attributes changed' do
let(:visibility_level) { Snippet::PUBLIC }
let(:title) { 'woo' }
it 'returns true' do
is_expected.to be_truthy
end
end
context 'when private' do
let(:visibility_level) { Snippet::PRIVATE }
let(:title) { snippet.title }
it 'returns false' do
is_expected.to be_falsey
end
it 'returns true when switching to public' do
snippet.save!
snippet.visibility_level = Snippet::PUBLIC
expect(snippet.check_for_spam?(user: snippet.author)).to be_truthy
end
end
context 'when spammable attributes have not changed' do
let(:visibility_level) { Snippet::PUBLIC }
let(:title) { snippet.title }
it 'returns false' do
is_expected.to be_falsey
end
end
end
describe '#blob' do
let(:snippet) { build(:snippet) }
it 'returns a blob representing the snippet data' do
blob = snippet.blob
expect(blob).to be_a(Blob)
expect(blob.path).to eq(snippet.file_name)
expect(blob.data).to eq(snippet.content)
end
end
describe '#all_files' do
let(:snippet) { create(:snippet, :repository) }
let(:files) { double(:files) }
subject(:all_files) { snippet.all_files }
before do
allow(snippet.repository).to receive(:ls_files).with(snippet.default_branch).and_return(files)
end
it 'lists files from the repository with the default branch' do
expect(all_files).to eq(files)
end
end
describe '#blobs' do
context 'when repository does not exist' do
let(:snippet) { create(:snippet) }
it 'returns empty array' do
expect(snippet.blobs).to be_empty
end
end
context 'when repository exists' do
let(:snippet) { create(:snippet, :repository) }
it 'returns array of blobs' do
expect(snippet.blobs).to all(be_a(Blob))
end
context 'when file does not exist' do
it 'removes nil values from the blobs array' do
allow(snippet).to receive(:list_files).and_return(%w(LICENSE non_existent_snippet_file))
blobs = snippet.blobs
expect(blobs.count).to eq 1
expect(blobs.first.name).to eq 'LICENSE'
end
end
end
context 'when some blobs are not retrievable from repository' do
let(:snippet) { create(:snippet, :repository) }
let(:container) { double(:container) }
let(:retrievable_filename) { 'retrievable_file'}
let(:unretrievable_filename) { 'unretrievable_file'}
before do
allow(snippet).to receive(:list_files).and_return([retrievable_filename, unretrievable_filename])
blob = fake_blob(path: retrievable_filename, container: container)
allow(snippet.repository).to receive(:blobs_at).and_return([blob, nil])
end
it 'does not include unretrievable blobs' do
expect(snippet.blobs.map(&:name)).to contain_exactly(retrievable_filename)
end
end
end
describe '#to_json' do
let(:snippet) { build(:snippet) }
it 'excludes secret_token from generated json' do
expect(Gitlab::Json.parse(to_json).keys).not_to include("secret_token")
end
it 'does not override existing exclude option value' do
expect(Gitlab::Json.parse(to_json(except: [:id])).keys).not_to include("secret_token", "id")
end
def to_json(params = {})
snippet.to_json(params)
end
end
describe '#storage' do
let(:snippet) { build(:snippet, id: 1) }
it "stores snippet in #{Storage::Hashed::SNIPPET_REPOSITORY_PATH_PREFIX} dir" do
expect(snippet.storage.disk_path).to start_with Storage::Hashed::SNIPPET_REPOSITORY_PATH_PREFIX
end
end
describe '#track_snippet_repository' do
let(:snippet) { create(:snippet) }
let(:shard_name) { 'foo' }
subject { snippet.track_snippet_repository(shard_name) }
context 'when a snippet repository entry does not exist' do
it 'creates a new entry' do
expect { subject }.to change(snippet, :snippet_repository)
end
it 'tracks the snippet storage location' do
subject
expect(snippet.snippet_repository).to have_attributes(
disk_path: snippet.disk_path,
shard_name: shard_name
)
end
end
context 'when a tracking entry exists' do
let!(:snippet) { create(:snippet, :repository) }
let(:snippet_repository) { snippet.snippet_repository }
let(:shard_name) { 'bar' }
it 'does not create a new entry in the database' do
expect { subject }.not_to change(snippet, :snippet_repository)
end
it 'updates the snippet storage location' do
allow(snippet).to receive(:disk_path).and_return('fancy/new/path')
subject
expect(snippet.snippet_repository).to have_attributes(
disk_path: 'fancy/new/path',
shard_name: shard_name
)
end
end
end
describe '#create_repository' do
let(:snippet) { create(:snippet) }
subject { snippet.create_repository }
it 'creates the repository' do
expect(snippet.repository).to receive(:after_create).and_call_original
expect(subject).to be_truthy
expect(snippet.repository.exists?).to be_truthy
end
it 'tracks snippet repository' do
expect do
subject
end.to change(SnippetRepository, :count).by(1)
end
it 'sets same shard in snippet repository as in the repository storage' do
expect(snippet).to receive(:repository_storage).and_return('picked')
expect(snippet).to receive(:repository_exists?).and_return(false)
expect(snippet.repository).to receive(:create_if_not_exists)
subject
expect(snippet.snippet_repository.shard_name).to eq 'picked'
end
context 'when repository exists' do
let!(:snippet) { create(:snippet, :repository) }
it 'does not try to create repository' do
expect(snippet.repository).not_to receive(:after_create)
expect(snippet.create_repository).to be_nil
end
context 'when snippet_repository exists' do
it 'does not create a new snippet repository' do
expect do
snippet.create_repository
end.not_to change(SnippetRepository, :count)
end
end
context 'when snippet_repository does not exist' do
it 'creates a snippet_repository' do
snippet.snippet_repository.destroy!
snippet.reload
expect do
snippet.create_repository
end.to change(SnippetRepository, :count).by(1)
end
end
end
end
describe '#repository_storage' do
let(:snippet) { create(:snippet) }
subject { snippet.repository_storage }
before do
expect(Repository).to receive(:pick_storage_shard).and_return('picked')
end
it 'returns repository storage from ApplicationSetting' do
expect(subject).to eq 'picked'
end
context 'when snippet_project is already created' do
let!(:snippet_repository) { create(:snippet_repository, snippet: snippet) }
before do
allow(snippet_repository).to receive(:shard_name).and_return('foo')
end
it 'returns repository_storage from snippet_project' do
expect(subject).to eq 'foo'
end
end
end
describe '#repository_size_checker' do
subject { build(:personal_snippet) }
let(:checker) { subject.repository_size_checker }
let(:current_size) { 60 }
let(:namespace) { nil }
before do
allow(subject.repository).to receive(:size).and_return(current_size)
end
include_examples 'size checker for snippet'
end
describe '#can_cache_field?' do
using RSpec::Parameterized::TableSyntax
let(:snippet) { create(:snippet, file_name: file_name) }
subject { snippet.can_cache_field?(field) }
where(:field, :file_name, :result) do
:title | nil | true
:title | 'foo.bar' | true
:description | nil | true
:description | 'foo.bar' | true
:content | nil | false
:content | 'bar.foo' | false
:content | 'markdown.md' | true
end
with_them do
it { is_expected.to eq result }
end
end
describe '#url_to_repo' do
subject { snippet.url_to_repo }
context 'with personal snippet' do
let(:snippet) { create(:personal_snippet) }
it { is_expected.to eq(Gitlab.config.gitlab_shell.ssh_path_prefix + "snippets/#{snippet.id}.git") }
end
context 'with project snippet' do
let(:snippet) { create(:project_snippet) }
it { is_expected.to eq(Gitlab.config.gitlab_shell.ssh_path_prefix + "#{snippet.project.full_path}/snippets/#{snippet.id}.git") }
end
end
describe '.max_file_limit' do
subject { described_class.max_file_limit }
it "returns #{Snippet::MAX_FILE_COUNT}" do
expect(subject).to eq Snippet::MAX_FILE_COUNT
end
end
describe '#list_files' do
let_it_be(:snippet) { create(:snippet, :repository) }
let(:ref) { 'test-ref' }
subject { snippet.list_files(ref) }
context 'when snippet has a repository' do
it 'lists files from the repository with the ref' do
expect(snippet.repository).to receive(:ls_files).with(ref)
subject
end
context 'when ref is nil' do
let(:ref) { nil }
it 'lists files from the repository from the deafult_branch' do
expect(snippet.repository).to receive(:ls_files).with(snippet.default_branch)
subject
end
end
end
context 'when snippet does not have a repository' do
before do
allow(snippet.repository).to receive(:empty?).and_return(true)
end
it 'returns an empty array' do
expect(subject).to be_empty
end
end
end
describe '#multiple_files?' do
subject { snippet.multiple_files? }
context 'when snippet has multiple files' do
let(:snippet) { create(:snippet, :repository) }
it { is_expected.to be_truthy }
end
context 'when snippet does not have multiple files' do
let(:snippet) { create(:snippet, :empty_repo) }
it { is_expected.to be_falsey }
end
context 'when the snippet does not have a repository' do
let(:snippet) { build(:snippet) }
it { is_expected.to be_falsey }
end
end
describe '#git_transfer_in_progress?' do
let(:snippet) { build(:snippet) }
subject { snippet.git_transfer_in_progress? }
it 'returns true when there are git transfers' do
allow(snippet).to receive(:reference_counter).with(type: Gitlab::GlRepository::SNIPPET) do
double(:reference_counter, value: 2)
end
expect(subject).to eq true
end
it 'returns false when there are not git transfers' do
allow(snippet).to receive(:reference_counter).with(type: Gitlab::GlRepository::SNIPPET) do
double(:reference_counter, value: 0)
end
expect(subject).to eq false
end
end
it_behaves_like 'can move repository storage' do
let_it_be(:container) { create(:snippet, :repository) }
end
describe '#change_head_to_default_branch' do
let(:head_path) { Rails.root.join(TestEnv.repos_path, "#{snippet.disk_path}.git", 'HEAD') }
subject { snippet.change_head_to_default_branch }
context 'when repository does not exist' do
let(:snippet) { create(:snippet) }
it 'does nothing' do
expect(snippet.repository_exists?).to eq false
expect(snippet.repository.raw_repository).not_to receive(:write_ref)
subject
end
end
context 'when repository is empty' do
let(:snippet) { create(:snippet, :empty_repo) }
before do
allow(Gitlab::CurrentSettings).to receive(:default_branch_name).and_return(default_branch)
end
context 'when default branch in settings is different from "master"' do
let(:default_branch) { 'custom-branch' }
it 'changes the HEAD reference to the default branch' do
expect { subject }.to change { File.read(head_path).squish }.to("ref: refs/heads/#{default_branch}")
end
end
end
context 'when repository is not empty' do
let(:snippet) { create(:snippet, :empty_repo) }
before do
populate_snippet_repo
end
context 'when HEAD branch is empty' do
it 'changes HEAD to default branch' do
File.write(head_path, 'ref: refs/heads/non_existen_branch')
expect(File.read(head_path).squish).to eq 'ref: refs/heads/non_existen_branch'
subject
expect(File.read(head_path).squish).to eq 'ref: refs/heads/main'
expect(snippet.list_files('HEAD')).not_to be_empty
end
end
context 'when HEAD branch is not empty' do
it 'does nothing' do
File.write(head_path, 'ref: refs/heads/main')
expect(snippet.repository.raw_repository).not_to receive(:write_ref)
subject
end
end
def populate_snippet_repo
allow(Gitlab::CurrentSettings).to receive(:default_branch_name).and_return('main')
data = [{ file_path: 'new_file_test', content: 'bar' }]
snippet.snippet_repository.multi_files_action(snippet.author, data, branch_name: 'main', message: 'foo')
end
end
end
end