Refactor Reportbooru API clients.

* Combine MissedSearchService, PostViewCountService, and
  PopularSearchService into single ReportbooruService class.
* Use Danbooru::Http for these services instead of HTTParty.

test/functional/explore/posts_controller_test.rb

@@ -28,8 +28,17 @@ module Explore
         end
       end
 
+      context "#viewed" do
+        should "render" do
+          mock_post_view_rankings(Date.today, [[@post.id, 100]])
+          get viewed_explore_posts_path
+          assert_response :success
+        end
+      end
+
       context "#searches" do
         should "render" do
+          mock_post_search_rankings(Date.today, [["1girl", 100], ["original", 50]])
           get searches_explore_posts_path
           assert_response :success
         end
@@ -37,6 +46,7 @@ module Explore
 
       context "#missed_searches" do
         should "render" do
+          mock_missed_search_rankings([["1girl", 100], ["original", 50]])
           get missed_searches_explore_posts_path
           assert_response :success
         end

test/functional/posts_controller_test.rb

@@ -3,13 +3,15 @@ require "test_helper"
 class PostsControllerTest < ActionDispatch::IntegrationTest
   context "The posts controller" do
     setup do
-      PopularSearchService.stubs(:enabled?).returns(false)
-
       @user = travel_to(1.month.ago) {create(:user)}
       @post = as(@user) { create(:post, tag_string: "aaaa") }
     end
 
     context "index action" do
+      setup do
+        mock_post_search_rankings(Date.today, [["1girl", 100], ["original", 50]])
+      end
+
       should "render" do
         get posts_path
         assert_response :success

test/functional/static_controller_test.rb

@@ -16,6 +16,7 @@ class StaticControllerTest < ActionDispatch::IntegrationTest
   context "sitemap action" do
     should "work" do
       create_list(:post, 3)
+      mock_post_search_rankings(Time.zone.yesterday, [["1girl", 100.0], ["2girls", 50.0]])
       get sitemap_path, as: :xml
       assert_response :success
     end

test/test_helper.rb

@@ -43,8 +43,6 @@ class ActiveSupport::TestCase
 
   setup do
     Socket.stubs(:gethostname).returns("www.example.com")
-    mock_popular_search_service!
-    mock_missed_search_service!
     WebMock.allow_net_connect!
 
     storage_manager = StorageManager::Local.new(base_dir: Dir.mktmpdir("uploads-test-storage-"))

test/test_helpers/reportbooru_helper.rb

@@ -1,12 +1,24 @@
 module ReportbooruHelper
-  def mock_popular_search_service!
-    Danbooru.config.stubs(:reportbooru_server).returns("http://localhost:3003")
-    stub_request(:get, "http://localhost:3003/post_searches/month?date=#{Date.today}").to_return(body: "kantai_collection 1000.0\ntouhou 500.0")
-    stub_request(:get, "http://localhost:3003/post_searches/day?date=#{Date.today}").to_return(body: "kantai_collection 1000.0\ntouhou 500.0")
+  def mock_request(url, method: :get, status: 200, body: nil, http: Danbooru::Http.any_instance)
+    response = HTTP::Response.new(status: status, body: body, version: "1.1")
+    http.stubs(method).with(url).returns(response)
   end
 
-  def mock_missed_search_service!
-    Danbooru.config.stubs(:reportbooru_server).returns("http://localhost:3003")
-    stub_request(:get, "http://localhost:3003/missed_searches").to_return(body: "kantai_collection 1000.0\ntouhou 500.0")
+  def mock_post_search_rankings(date = Date.today, rankings)
+    Danbooru.config.stubs(:reportbooru_server).returns("http://localhost:1234")
+    url = "http://localhost:1234/post_searches/rank?date=#{date}"
+    mock_request(url, body: rankings.to_json)
+  end
+
+  def mock_missed_search_rankings(date = Date.today, rankings)
+    Danbooru.config.stubs(:reportbooru_server).returns("http://localhost:1234")
+    url = "http://localhost:1234/missed_searches"
+    mock_request(url, body: rankings.to_json)
+  end
+
+  def mock_post_view_rankings(date = Date.today, rankings)
+    Danbooru.config.stubs(:reportbooru_server).returns("http://localhost:1234")
+    url = "http://localhost:1234/post_views/rank?date=#{date}"
+    mock_request(url, body: rankings.to_json)
   end
 end

test/unit/reportbooru_service_test.rb

@@ -1,8 +1,8 @@
 require 'test_helper'
 
-class PostViewCountServiceTest < ActiveSupport::TestCase
+class ReportbooruServiceTest < ActiveSupport::TestCase
   def setup
-    @service = PostViewCountService.new(reportbooru_server: "http://localhost:1234")
+    @service = ReportbooruService.new(reportbooru_server: "http://localhost:1234")
     @post = create(:post)
     @date = "2000-01-01"
   end