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# frozen_string_literal: true
require 'spec_helper'
describe Grape::Validations::Validators::AtLeastOneOfValidator do
let_it_be(:app) do
Class.new(Grape::API) do
rescue_from Grape::Exceptions::ValidationErrors do |e|
error!(e.errors.transform_keys! { |key| key.join(',') }, 400)
end
params do
optional :beer, :wine, :grapefruit
at_least_one_of :beer, :wine, :grapefruit
end
post do
end
params do
optional :beer, :wine, :grapefruit, :other
at_least_one_of :beer, :wine, :grapefruit
end
post 'mixed-params' do
end
params do
optional :beer, :wine, :grapefruit
at_least_one_of :beer, :wine, :grapefruit, message: 'you should choose something'
end
post '/custom-message' do
end
params do
requires :item, type: Hash do
optional :beer, :wine, :grapefruit
at_least_one_of :beer, :wine, :grapefruit, message: 'fail'
end
end
post '/nested-hash' do
end
params do
requires :items, type: Array do
optional :beer, :wine, :grapefruit
at_least_one_of :beer, :wine, :grapefruit, message: 'fail'
end
end
post '/nested-array' do
end
params do
requires :items, type: Array do
requires :nested_items, type: Array do
optional :beer, :wine, :grapefruit
at_least_one_of :beer, :wine, :grapefruit, message: 'fail'
end
end
end
post '/deeply-nested-array' do
end
end
end
describe '#validate!' do
subject(:validate) { post path, params }
context 'when all restricted params are present' do
let(:path) { '/' }
let(:params) { { beer: true, wine: true, grapefruit: true } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
context 'mixed with other params' do
let(:path) { '/mixed-params' }
let(:params) { { beer: true, wine: true, grapefruit: true, other: true } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
end
context 'when a subset of restricted params are present' do
let(:path) { '/' }
let(:params) { { beer: true, grapefruit: true } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
context 'when none of the restricted params is selected' do
let(:path) { '/' }
let(:params) { { other: true } }
it 'returns a validation error' do
validate
expect(last_response.status).to eq 400
expect(JSON.parse(last_response.body)).to eq(
'beer,wine,grapefruit' => ['are missing, at least one parameter must be provided']
)
end
context 'when custom message is specified' do
let(:path) { '/custom-message' }
it 'returns a validation error' do
validate
expect(last_response.status).to eq 400
expect(JSON.parse(last_response.body)).to eq(
'beer,wine,grapefruit' => ['you should choose something']
)
end
end
end
context 'when exactly one of the restricted params is selected' do
let(:path) { '/' }
let(:params) { { beer: true } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
context 'when restricted params are nested inside hash' do
let(:path) { '/nested-hash' }
context 'when at least one of them is present' do
let(:params) { { item: { beer: true, wine: true } } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
context 'when none of them are present' do
let(:params) { { item: { other: true } } }
it 'returns a validation error with full names of the params' do
validate
expect(last_response.status).to eq 400
expect(JSON.parse(last_response.body)).to eq(
'item[beer],item[wine],item[grapefruit]' => ['fail']
)
end
end
end
context 'when restricted params are nested inside array' do
let(:path) { '/nested-array' }
context 'when at least one of them is present' do
let(:params) { { items: [{ beer: true, wine: true }, { grapefruit: true }] } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
context 'when none of them are present' do
let(:params) { { items: [{ beer: true, other: true }, { other: true }] } }
it 'returns a validation error with full names of the params' do
validate
expect(last_response.status).to eq 400
expect(JSON.parse(last_response.body)).to eq(
'items[1][beer],items[1][wine],items[1][grapefruit]' => ['fail']
)
end
end
end
context 'when restricted params are deeply nested' do
let(:path) { '/deeply-nested-array' }
context 'when at least one of them is present' do
let(:params) { { items: [{ nested_items: [{ wine: true }] }] } }
it 'does not return a validation error' do
validate
expect(last_response.status).to eq 201
end
end
context 'when none of them are present' do
let(:params) { { items: [{ nested_items: [{ other: true }] }] } }
it 'returns a validation error with full names of the params' do
validate
expect(last_response.status).to eq 400
expect(JSON.parse(last_response.body)).to eq(
'items[0][nested_items][0][beer],items[0][nested_items][0][wine],items[0][nested_items][0][grapefruit]' => ['fail']
)
end
end
end
end
end
|
