Initial commit

spec/api/v2/public/currencies_spec.rb

@@ -0,0 +1,140 @@
+# encoding: UTF-8
+# frozen_string_literal: true
+
+describe API::V2::Public::Currencies, type: :request do
+
+  before(:each) { clear_redis }
+  describe 'GET /api/v2/public/currencies/:id' do
+    let(:fiat) { Currency.find(:usd) }
+    let(:coin) { Currency.find(:btc) }
+
+    let(:expected_for_fiat) do
+      %w[id type deposit_enabled withdrawal_enabled deposit_fee withdraw_fee withdraw_limit_24h withdraw_limit_72h base_factor precision]
+    end
+    let(:expected_for_coin) do
+      expected_for_fiat.concat(%w[explorer_transaction explorer_address])
+    end
+
+    it 'returns information about specified currency' do
+      get "/api/v2/public/currencies/#{coin.id}"
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body)
+      expect(result.fetch('id')).to eq coin.id
+    end
+
+    context 'currency code with dot' do
+      let!(:currency) { create(:currency, :xagm_cx) }
+
+      it 'returns information about specified currency' do
+        get "/api/v2/public/currencies/#{currency.id}"
+
+        result = JSON.parse(response.body)
+        expect(result.fetch('id')).to eq currency.id
+      end
+    end
+
+    it 'returns correct keys for fiat' do
+      get "/api/v2/public/currencies/#{fiat.id}"
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body)
+
+      expected_for_fiat.each { |key| expect(result).to have_key key }
+
+      (expected_for_coin - expected_for_fiat).each do |key|
+        expect(result).not_to have_key key
+      end
+    end
+
+    it 'returns correct keys for coin' do
+      get "/api/v2/public/currencies/#{coin.id}"
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body)
+      expected_for_coin.each { |key| expect(result).to have_key key }
+    end
+
+    it 'returns error in case of invalid id' do
+      get '/api/v2/public/currencies/invalid'
+
+      expect(response).to have_http_status 422
+      expect(response).to include_api_error('public.currency.doesnt_exist')
+    end
+  end
+
+  describe 'GET /api/v2/public/currencies' do
+    it 'lists visible currencies' do
+      get '/api/v2/public/currencies'
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body)
+      expect(result.size).to eq Currency.visible.size
+    end
+
+    it 'lists visible coins' do
+      get '/api/v2/public/currencies', params: { type: 'coin' }
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body)
+      expect(result.size).to eq Currency.coins.visible.size
+    end
+
+    it 'lists visible fiats' do
+      get '/api/v2/public/currencies', params: { type: 'fiat' }
+      expect(response).to be_successful
+
+      result = JSON.parse(response.body, symbolize_names: true)
+      expect(result.size).to eq Currency.fiats.visible.size
+      expect(result.dig(0, :id)).to eq 'usd'
+    end
+
+    it 'returns error in case of invalid type' do
+      get '/api/v2/public/currencies', params: { type: 'invalid' }
+      expect(response).to have_http_status 422
+    end
+
+    context 'pagination' do
+      it 'returns paginated currencies' do
+        get '/api/v2/public/currencies', params: { limit: 2 }
+
+        result = JSON.parse(response.body)
+
+        expect(response).to be_successful
+
+        expect(response.headers.fetch('Total').to_i).to eq Currency.visible.count
+        expect(result.size).to eq(2)
+      end
+    end
+
+    context 'search' do
+      it 'searches by code' do
+        get '/api/v2/public/currencies', params: { search: { code: 't' } }
+
+        expect(response).to be_successful
+        result = JSON.parse(response.body)
+
+        expect(result.pluck('id')).to contain_exactly('eth', 'btc', 'trst')
+      end
+
+      it 'searches by name' do
+        get '/api/v2/public/currencies', params: { search: { name: 'e' } }
+
+        expect(response).to be_successful
+        result = JSON.parse(response.body)
+
+        expect(result.pluck('name')).to contain_exactly('Ethereum', 'Evolution Land Global Token', 'WeTrust')
+      end
+
+      it 'searches by code or name' do
+        get '/api/v2/public/currencies', params: { search: { name: 'us', code: 'us' } }
+
+        expect(response).to be_successful
+        result = JSON.parse(response.body)
+
+        expect(result.pluck('id')).to contain_exactly('usd', 'trst')
+        expect(result.pluck('name')).to contain_exactly('US Dollar', 'WeTrust')
+      end
+    end
+  end
+end