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# frozen_string_literal: true
require 'spec_helper'
describe Gitlab::ApplicationContext do
describe '.with_context' do
it 'yields the block' do
expect { |b| described_class.with_context({}, &b) }.to yield_control
end
it 'passes the expected context on to labkit' do
fake_proc = duck_type(:call)
expected_context = hash_including(user: fake_proc, project: fake_proc, root_namespace: fake_proc)
expect(Labkit::Context).to receive(:with_context).with(expected_context)
described_class.with_context(
user: build(:user),
project: build(:project),
namespace: build(:namespace)) {}
end
it 'raises an error when passing invalid options' do
expect { described_class.with_context(no: 'option') {} }.to raise_error(ArgumentError)
end
end
describe '.push' do
it 'passes the expected context on to labkit' do
fake_proc = duck_type(:call)
expected_context = { user: fake_proc }
expect(Labkit::Context).to receive(:push).with(expected_context)
described_class.push(user: build(:user))
end
it 'raises an error when passing invalid options' do
expect { described_class.push(no: 'option')}.to raise_error(ArgumentError)
end
end
describe '#to_lazy_hash' do
let(:user) { build(:user) }
let(:project) { build(:project) }
let(:namespace) { build(:group) }
let(:subgroup) { build(:group, parent: namespace) }
def result(context)
context.to_lazy_hash.transform_values { |v| v.call }
end
it 'does not call the attributes until needed' do
fake_proc = double('Proc')
expect(fake_proc).not_to receive(:call)
described_class.new(user: fake_proc, project: fake_proc, namespace: fake_proc).to_lazy_hash
end
it 'correctly loads the expected values when they are wrapped in a block' do
context = described_class.new(user: -> { user }, project: -> { project }, namespace: -> { subgroup })
expect(result(context))
.to include(user: user.username, project: project.full_path, root_namespace: namespace.full_path)
end
it 'correctly loads the expected values when passed directly' do
context = described_class.new(user: user, project: project, namespace: subgroup)
expect(result(context))
.to include(user: user.username, project: project.full_path, root_namespace: namespace.full_path)
end
it 'falls back to a projects namespace when a project is passed but no namespace' do
context = described_class.new(project: project)
expect(result(context))
.to include(project: project.full_path, root_namespace: project.full_path_components.first)
end
context 'only include values for which an option was specified' do
using RSpec::Parameterized::TableSyntax
where(:provided_options, :expected_context_keys) do
[:user, :namespace, :project] | [:user, :project, :root_namespace]
[:user, :project] | [:user, :project, :root_namespace]
[:user, :namespace] | [:user, :root_namespace]
[:user] | [:user]
[] | []
end
with_them do
it do
# Build a hash that has all `provided_options` as keys, and `nil` as value
provided_values = provided_options.map { |key| [key, nil] }.to_h
context = described_class.new(provided_values)
expect(context.to_lazy_hash.keys).to contain_exactly(*expected_context_keys)
end
end
end
end
end
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