require 'rails_helper' RSpec.describe Tag, type: :model do describe 'validations' do it 'invalid with #' do expect(Tag.new(name: '#hello_world')).to_not be_valid end it 'invalid with .' do expect(Tag.new(name: '.abcdef123')).to_not be_valid end it 'invalid with spaces' do expect(Tag.new(name: 'hello world')).to_not be_valid end it 'valid with aesthetic' do expect(Tag.new(name: 'aesthetic')).to be_valid end end describe 'HASHTAG_RE' do subject { Tag::HASHTAG_RE } it 'does not match URLs with anchors with non-hashtag characters' do expect(subject.match('Check this out https://medium.com/@alice/some-article#.abcdef123')).to be_nil end it 'does not match URLs with hashtag-like anchors' do expect(subject.match('https://en.wikipedia.org/wiki/Ghostbusters_(song)#Lawsuit')).to be_nil end it 'matches #aesthetic' do expect(subject.match('this is #aesthetic')).to_not be_nil end end describe '#to_param' do it 'returns name' do tag = Fabricate(:tag, name: 'foo') expect(tag.to_param).to eq 'foo' end end describe '.search_for' do it 'finds tag records with matching names' do tag = Fabricate(:tag, name: "match") _miss_tag = Fabricate(:tag, name: "miss") results = Tag.search_for("match") expect(results).to eq [tag] end it 'finds tag records in case insensitive' do tag = Fabricate(:tag, name: "MATCH") _miss_tag = Fabricate(:tag, name: "miss") results = Tag.search_for("match") expect(results).to eq [tag] end it 'finds the exact matching tag as the first item' do similar_tag = Fabricate(:tag, name: "matchlater") tag = Fabricate(:tag, name: "match") results = Tag.search_for("match") expect(results).to eq [tag, similar_tag] end end end