test cita sync api

Gemfile

@@ -70,6 +70,9 @@ group :test do
   gem 'selenium-webdriver'
   # Easy installation and use of chromedriver to run system tests with Chrome
   gem 'chromedriver-helper'
+
+  # mock http request
+  gem 'webmock', '~> 3.4', '>= 3.4.2'
 end
 
 # Windows does not include zoneinfo files, so bundle the tzinfo-data gem

Gemfile.lock

@@ -74,6 +74,8 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
+    crack (0.4.3)
+      safe_yaml (~> 1.0.0)
     crass (1.0.4)
     dotenv (2.4.0)
     dotenv-rails (2.4.0)
@@ -86,6 +88,7 @@ GEM
     ffi (1.9.25)
     globalid (0.4.1)
       activesupport (>= 4.2.0)
+    hashdiff (0.3.7)
     i18n (1.0.1)
       concurrent-ruby (~> 1.0)
     io-like (0.3.0)
@@ -156,6 +159,7 @@ GEM
       ffi (>= 0.5.0, < 2)
     ruby_dep (1.5.0)
     rubyzip (1.2.1)
+    safe_yaml (1.0.4)
     sass (3.5.6)
       sass-listen (~> 4.0.0)
     sass-listen (4.0.0)
@@ -197,6 +201,10 @@ GEM
       activemodel (>= 5.0)
       bindex (>= 0.4.0)
       railties (>= 5.0)
+    webmock (3.4.2)
+      addressable (>= 2.3.6)
+      crack (>= 0.3.2)
+      hashdiff
     websocket-driver (0.7.0)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.3)
@@ -231,6 +239,7 @@ DEPENDENCIES
   tzinfo-data
   uglifier (>= 1.3.0)
   web-console (>= 3.3.0)
+  webmock (~> 3.4, >= 3.4.2)
 
 RUBY VERSION
    ruby 2.4.4p296

test/models/cita_sync/api_test.rb

@@ -1,7 +1,45 @@
 require 'test_helper'
 
 class CitaSync::ApiTest < ActiveSupport::TestCase
-  # test "the truth" do
-  #   assert true
-  # end
+  setup do
+    ENV["CITA_URL"] = "http://www.cita.com"
+
+    stub_request(:post, "www.cita.com").
+      with(body: hash_including({ method: "cita_blockNumber" }), headers: { "Content-Type": "application/json" }).
+      to_return(status: 200, body: { jsonrpc: "2.0", id: 83, result: "0x7781" }.to_json)
+
+
+    result = { "version" => 0,
+               "hash" => "0xa18f9c384107d9a4fcd2fae656415928bd921047519fea5650cba394f6b6142b",
+               "header" =>
+                 { "timestamp" => 1528702183591,
+                   "prevHash" => "0xda8991b9cbc7f7bc56e94abbd7056dffc501603a4ab6bcaa7e2ed08b3e58e554",
+                   "number" => "0x1",
+                   "stateRoot" => "0x048523e8326427968d05673210cc77a8f76e60d0b9170d1bdc1d49c131da9c85",
+                   "transactionsRoot" => "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+                   "receiptsRoot" => "0x56e81f171bcc55a6ff8345e692c0f86e5b48e01b996cadc001622fb5e363b421",
+                   "gasUsed" => "0x0",
+                   "proof" => nil,
+                   "proposer" => "0x91827976af27e1fd405469b00dc8d3b0ea2203f6" },
+               "body" => { "transactions" => [] } }
+    stub_request(:post, "www.cita.com").
+      with(body: hash_including({ method: "cita_getBlockByNumber", params: ["0x1", true] }), headers: { "Content-Type": "application/json" }).
+      to_return(status: 200, body: { jsonrpc: "2.0", id: 83, result: result }.to_json)
+
+  end
+
+  test "cita_blockNumber" do
+    resp = CitaSync::Api.cita_block_number
+
+    assert resp["jsonrpc"], "2.0"
+    assert resp["id"], 83
+    assert resp["result"], "0x7781"
+  end
+
+  test "cita_getBlockByNumber" do
+    resp = CitaSync::Api.cita_get_block_by_number(["0x1", true])
+
+    assert resp.dig("result", "hash"), "0xa18f9c384107d9a4fcd2fae656415928bd921047519fea5650cba394f6b6142b"
+  end
+
 end

test/test_helper.rb

@@ -1,6 +1,7 @@
 ENV['RAILS_ENV'] ||= 'test'
 require_relative '../config/environment'
 require 'rails/test_help'
+require 'webmock/minitest'
 
 class ActiveSupport::TestCase
   # Setup all fixtures in test/fixtures/*.yml for all tests in alphabetical order.