resolve test errors

app/models/concerns/alegre_v2.rb

@@ -160,7 +160,7 @@ def get_type(project_media)
     end
 
     def content_hash_for_value(value)
-      Digest::MD5.hexdigest(value)
+      value.nil? ? nil : Digest::MD5.hexdigest(value)
     end
 
     def content_hash(project_media, field)
@@ -180,11 +180,13 @@ def content_hash(project_media, field)
     end
 
     def generic_package(project_media, field)
-      {
-        content_hash: content_hash(project_media, field),
+      content_hash_value = content_hash(project_media, field)
+      params = {
         doc_id: item_doc_id(project_media, field),
         context: get_context(project_media, field)
       }
+      params[:content_hash] = content_hash_value if !content_hash_value.nil?
+      params
     end
 
     def delete_package(project_media, field, params={}, quiet=false)

test/models/bot/smooch_6_test.rb

@@ -139,6 +139,7 @@ def send_message_outside_24_hours_window(template, pm = nil)
 
   test "should submit query without details on tipline bot v2" do
     WebMock.stub_request(:post, /\/text\/similarity\/search\//).to_return(body: {}.to_json) # For explainers
+    WebMock.stub_request(:post, /\/similarity\/async\/text/).to_return(body: {}.to_json) # For explainers
     claim = 'This is a test claim'
     send_message 'hello', '1', '1', random_string, random_string, claim, random_string, random_string, '1'
     assert_saved_query_type 'default_requests'
@@ -208,6 +209,7 @@ def send_message_outside_24_hours_window(template, pm = nil)
   end
 
   test "should submit query with details on tipline bot v2" do
+    WebMock.stub_request(:post, /\/similarity\/async\/text/).to_return(body: {}.to_json) # For explainers
     WebMock.stub_request(:post, /\/text\/similarity\/search\//).to_return(body: {}.to_json) # For explainers
     claim = 'This is a test claim'
     send_message 'hello', '1', '1', random_string, '2', random_string, claim, '1'
@@ -285,7 +287,7 @@ def send_message_outside_24_hours_window(template, pm = nil)
   end
 
   test "should submit query and handle search error on tipline bot v2" do
-    WebMock.stub_request(:post, /\/text\/similarity\/search\//).to_return(body: {}.to_json) # For explainers
+    WebMock.stub_request(:post, /\/similarity\/async\/text/).to_return(body: {}.to_json) # For explainers
     CheckSearch.any_instance.stubs(:medias).raises(StandardError)
     Sidekiq::Testing.inline! do
       send_message 'hello', '1', '1', 'Foo bar', '1'
@@ -384,7 +386,7 @@ def send_message_outside_24_hours_window(template, pm = nil)
     ProjectMedia.any_instance.stubs(:report_status).returns('published')
     ProjectMedia.any_instance.stubs(:analysis_published_article_url).returns(random_url)
     Bot::Alegre.stubs(:get_merged_similar_items).returns({ create_project_media.id => { score: 0.9 } })
-    WebMock.stub_request(:post, /\/text\/similarity\/search\//).to_return(body: {}.to_json) # For explainers
+    WebMock.stub_request(:post, /\/similarity\/async\/text/).to_return(body: {}.to_json) # For explainers
     Sidekiq::Testing.inline! do
       send_message 'hello', '1', '1', "Foo bar foo bar #{url} foo bar", '1'
     end
@@ -693,7 +695,7 @@ def send_message_outside_24_hours_window(template, pm = nil)
     pm = create_project_media team: @team
     publish_report(pm, {}, nil, { language: 'pt', use_visual_card: false })
     Bot::Smooch.stubs(:get_search_results).returns([pm])
-    WebMock.stub_request(:post, /\/text\/similarity\/search\//).to_return(body: {}.to_json) # For explainers
+    WebMock.stub_request(:post, /\/similarity\/async\/text/).to_return(body: {}.to_json) # For explainers
     Sidekiq::Testing.inline! do
       send_message 'hello', '1', '1', 'Foo bar', '1'
     end