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# frozen_string_literal: true
require 'rubocop_spec_helper'
require_relative '../../rubocop/feature_categories'
RSpec.describe RuboCop::FeatureCategories, feature_category: :tooling do
subject(:feature_categories) { described_class.new(categories) }
let(:categories) { ['valid_category'] }
describe '.available' do
it 'returns a list of available feature categories in a set of strings' do
expect(described_class.available).to be_a(Set)
expect(described_class.available).to all(be_a(String))
end
end
describe '.available_with_custom' do
it 'returns a list of available feature categories' do
expect(described_class.available_with_custom).to include(described_class.available)
end
it 'returns a list containing the custom feature categories' do
expect(described_class.available_with_custom).to include(described_class::CUSTOM_CATEGORIES)
end
end
describe '.config_checksum' do
it 'returns a SHA256 digest used by RuboCop to invalid cache' do
expect(described_class.config_checksum).to match(/^\h{64}$/)
end
end
describe '#check' do
let(:value_node) { instance_double(RuboCop::AST::SymbolNode, sym_type?: true) }
let(:document_link) { 'https://example.com' }
def check
expect do |block|
feature_categories.check(
value_node: value_node,
document_link: document_link,
&block)
end
end
context 'when value_node is nil' do
let(:value_node) { nil }
it 'yields a message asking for a feature category with document link only' do
check.to yield_with_args(<<~MARKDOWN.chomp)
Please use a valid feature category. See https://example.com
MARKDOWN
end
end
context 'when value_node is not a symbol node' do
before do
allow(value_node).to receive(:sym_type?).and_return(false)
end
it 'yields a message asking for a symbol value' do
check.to yield_with_args(described_class::MSG_SYMBOL)
end
end
context 'when category is found' do
before do
allow(value_node).to receive(:value).and_return(categories.first)
end
it 'returns nil without yielding anything' do
check.not_to yield_with_args
end
end
context 'when a similar category is found' do
before do
allow(value_node).to receive(:value).and_return('invalid_category')
end
it 'yields a message asking for a feature category with suggestion and document link' do
check.to yield_with_args(<<~MARKDOWN.chomp)
Please use a valid feature category. Did you mean `:valid_category`? See https://example.com
MARKDOWN
end
end
context 'when no similar category is found' do
before do
allow(value_node).to receive(:value).and_return('something_completely_different')
end
it 'yields a message asking for a feature category with document link only' do
check.to yield_with_args(<<~MARKDOWN.chomp)
Please use a valid feature category. See https://example.com
MARKDOWN
end
end
end
end
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