discourse/spec/services/username_changer_spec.rb

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require 'rails_helper'
describe UsernameChanger do
describe '#change' do
let(:user) { Fabricate(:user) }
context 'success' do
let(:new_username) { "#{user.username}1234" }
before do
@result = UsernameChanger.change(user, new_username)
end
it 'returns true' do
expect(@result).to eq(true)
end
it 'should change the username' do
user.reload
expect(user.username).to eq(new_username)
end
it 'should change the username_lower' do
user.reload
expect(user.username_lower).to eq(new_username.downcase)
end
end
context 'failure' do
let(:wrong_username) { "" }
let(:username_before_change) { user.username }
let(:username_lower_before_change) { user.username_lower }
before do
@result = UsernameChanger.change(user, wrong_username)
end
it 'returns false' do
expect(@result).to eq(false)
end
it 'should not change the username' do
user.reload
expect(user.username).to eq(username_before_change)
end
it 'should not change the username_lower' do
user.reload
expect(user.username_lower).to eq(username_lower_before_change)
end
end
describe 'change the case of my username' do
let!(:myself) { Fabricate(:user, username: 'hansolo') }
it 'should return true' do
expect(UsernameChanger.change(myself, "HanSolo")).to eq(true)
end
it 'should change the username' do
UsernameChanger.change(myself, "HanSolo")
expect(myself.reload.username).to eq('HanSolo')
end
it "logs the action" do
expect { UsernameChanger.change(myself, "HanSolo", myself) }.to change { UserHistory.count }.by(1)
expect { UsernameChanger.change(myself, "HanSolo", myself) }.to change { UserHistory.count }.by(0) # make sure it does not log a dupe
end
end
describe 'allow custom minimum username length from site settings' do
before do
@custom_min = 2
SiteSetting.min_username_length = @custom_min
end
it 'should allow a shorter username than default' do
result = UsernameChanger.change(user, 'a' * @custom_min)
expect(result).not_to eq(false)
end
it 'should not allow a shorter username than limit' do
result = UsernameChanger.change(user, 'a' * (@custom_min - 1))
expect(result).to eq(false)
end
it 'should not allow a longer username than limit' do
result = UsernameChanger.change(user, 'a' * (User.username_length.end + 1))
expect(result).to eq(false)
end
end
end
end