Add support for Trilogy database adapter

Author: navels

CHANGELOG.md

@@ -2,6 +2,8 @@
 
 ## Unreleased
 
+* Add support for Trilogy database adapter by @navels in https://github.com/activerecord-hackery/ransack/pull/1501
+
 ## 4.1.0 - 2023-10-23
 
 ### 🚀 Features

CONTRIBUTING.md

@@ -73,17 +73,18 @@ Here's a quick guide:
    bundle exec rake spec
    ```
 
-   The test suite runs by default with SQLite3. To run the test suite with PostgreSQL or MySQL, use:
+   The test suite runs by default with SQLite3. To run the test suite with PostgreSQL, MySQL (Mysql2 adapter), or MySQL (Trilogy adapter), use:
 
    ```sh
    DB=pg bundle exec rake spec
    DB=mysql bundle exec rake spec
+   DB=trilogy bundle exec rake spec
    ```
-   
+
    A one-liner to run all three
 
    ```sh
-   bundle exec rake spec && DB=pg bundle exec rake spec && DB=mysql bundle exec rake spec
+   bundle exec rake spec && DB=pg bundle exec rake spec && DB=mysql bundle exec rake spec && DB=trilogy bundle exec rake spec
    ```
 
    For Postgres and MySQL, databases are expected to exist, called 'ransack'. To create use these commands (assuming OS X and Homebrew):

Gemfile

@@ -43,6 +43,7 @@ else
   end
 end
 gem 'mysql2'
+gem 'trilogy'
 
 group :test do
   gem 'machinist', '~> 1.0.6'

lib/ransack/constants.rb

@@ -162,7 +162,7 @@ module Constants
     # replace % \ to \% \\
     def escape_wildcards(unescaped)
       case ActiveRecord::Base.connection.adapter_name
-      when "Mysql2".freeze
+      when "Mysql2".freeze, "Trilogy".freeze
         # Necessary for MySQL
         unescaped.to_s.gsub(/([\\%_])/, '\\\\\\1')
       when "PostgreSQL".freeze

spec/ransack/adapters/active_record/base_spec.rb

@@ -794,7 +794,7 @@ def without_application_record_method(method)
         end
 
         def rails7_and_mysql
-          ::ActiveRecord::VERSION::MAJOR >= 7 && ENV['DB'] == 'mysql'
+          ::ActiveRecord::VERSION::MAJOR >= 7 && ['mysql', 'trilogy'].include?(ENV['DB'])
         end
       end
     end

spec/ransack/predicate_spec.rb

@@ -160,7 +160,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /`people`.`name` LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /"people"."name" LIKE '%%._\\%'/
@@ -179,7 +179,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_not_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" NOT ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /`people`.`name` NOT LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /"people"."name" NOT LIKE '%%._\\%'/
@@ -198,7 +198,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_i_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /LOWER\(`people`.`name`\) LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /LOWER\("people"."name"\) LIKE '%%._\\%'/
@@ -217,7 +217,7 @@ module Ransack
       it_has_behavior 'wildcard escaping', :name_not_i_cont,
         (if ActiveRecord::Base.connection.adapter_name == "PostgreSQL"
           /"people"."name" NOT ILIKE '%\\%\\.\\_\\\\%'/
-        elsif ActiveRecord::Base.connection.adapter_name == "Mysql2"
+        elsif ["Mysql2", "Trilogy"].include?(ActiveRecord::Base.connection.adapter_name)
           /LOWER\(`people`.`name`\) NOT LIKE '%\\\\%.\\\\_\\\\\\\\%'/
         else
          /LOWER\("people"."name"\) NOT LIKE '%%._\\%'/

spec/support/schema.rb

@@ -8,6 +8,17 @@
     database: 'ransack',
     username: ENV.fetch("MYSQL_USERNAME") { "root" },
     password: ENV.fetch("MYSQL_PASSWORD") { "" },
+    host: ENV.fetch("MYSQL_HOST") { "localhost" },
+    encoding: 'utf8'
+  )
+when 'trilogy'
+  # To test with trilogy: `DB=trilogy bundle exec rake spec`
+  ActiveRecord::Base.establish_connection(
+    adapter:  'trilogy',
+    database: 'ransack',
+    username: ENV.fetch("MYSQL_USERNAME") { "root" },
+    password: ENV.fetch("MYSQL_PASSWORD") { "" },
+    host: ENV.fetch("MYSQL_HOST") { "localhost" },
     encoding: 'utf8'
   )
 when 'pg', 'postgres', 'postgresql'