improve testing and update requirements

.github/workflows/test.yml

@@ -0,0 +1,34 @@
+name: Test
+
+on: [push, pull_request]
+
+jobs:
+  test:
+    name: Test Ruby ${{ matrix.ruby }} on activerecord ${{ matrix.activerecord }}
+    strategy:
+      matrix:
+        ruby: ["3.3"]
+        activerecord: ["7.1"]
+        include:
+          - activerecord: "7.0"
+            ruby: "3.2"
+          - activerecord: "6.1"
+            ruby: "3.1"
+          - activerecord: "6.0"
+            ruby: "3.0"
+
+    runs-on: ubuntu-latest
+    env:
+      BUNDLE_GEMFILE: gemfiles/activerecord-${{ matrix.activerecord }}.gemfile
+
+    steps:
+    - uses: actions/checkout@v4
+
+    - name: Set up Ruby ${{ matrix.ruby }}
+      uses: ruby/setup-ruby@v1
+      with:
+        ruby-version: ${{ matrix.ruby }}
+        bundler-cache: true
+
+    - name: Test
+      run: bundle exec rake spec

changelog.md

@@ -1,3 +1,7 @@
+## 3.0.0
+ * Drop support for Ruby < 3.0
+ * Drop support for ActiveRecord < 6.0
+
 ## 2.2.0
  * Add support for ActiveRecord >= 5
 

gemfiles/activerecord4.rb → gemfiles/activerecord-5.2.gemfile

@@ -1,7 +1,5 @@
-# coding: utf-8
-
 source 'https://rubygems.org'
 
 gemspec path: '..'
 
-gem 'activemodel', '~> 4.0'
+gem 'activemodel', '~> 5.2.0'

gemfiles/activerecord3.rb → gemfiles/activerecord-6.0.gemfile

@@ -1,7 +1,5 @@
-# coding: utf-8
-
 source 'https://rubygems.org'
 
 gemspec path: '..'
 
-gem 'activerecord', '~> 3.0'
+gem 'activemodel', '~> 6.0.0'

gemfiles/activerecord-6.1.gemfile

@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+
+gemspec path: '..'
+
+gem 'activemodel', '~> 6.1.0'

gemfiles/activerecord-7.0.gemfile

@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+
+gemspec path: '..'
+
+gem 'activemodel', '~> 7.0.0'

gemfiles/activerecord-7.1.gemfile

@@ -0,0 +1,5 @@
+source 'https://rubygems.org'
+
+gemspec path: '..'
+
+gem 'activemodel', '~> 7.1.0'

sqlite3_ar_regexp.gemspec

@@ -19,10 +19,10 @@ Gem::Specification.new do |spec|
   spec.test_files    = spec.files.grep(%r{^spec/})
   spec.require_paths = ['lib']
 
-  spec.required_ruby_version = '>= 1.9.3'
+  spec.required_ruby_version = '>= 3.0'
 
   spec.add_dependency 'sqlite3'
-  spec.add_dependency 'activerecord', '>= 3.2'
+  spec.add_dependency 'activerecord', '>= 6.0'
 
   spec.add_development_dependency 'rake'
   spec.add_development_dependency 'rspec'