Add travis config

.gitignore

@@ -15,6 +15,7 @@ tmtags
 
 ## IntelliJ/Rubymine
 .idea
+*.iml
 
 ## PROJECT::GENERAL
 coverage

.travis.yml

@@ -0,0 +1,14 @@
+language: ruby
+rvm:
+  - 2.6.5
+gemfile:
+  - gemfiles/activerecord_4.gemfile
+  - gemfiles/activerecord_5.gemfile
+  - gemfiles/activerecord_6.gemfile
+services:
+  - postgresql
+before_script:
+  - psql -c 'create database postgresql_cursor_test;' -U postgres
+  - psql -c 'create table products ( id serial primary key, data varchar);' -U postgres -d postgresql_cursor_test
+addons:
+  postgresql: '9.6'

Appraisals

@@ -0,0 +1,12 @@
+appraise "activerecord-4" do
+  gem "activerecord", "4.2.11.1"
+  gem "pg", "~> 0.15"
+end
+
+appraise "activerecord-5" do
+  gem "activerecord", "5.2.3"
+end
+
+appraise "activerecord-6" do
+  gem "activerecord", "6.0.0"
+end

Gemfile.lock

@@ -18,13 +18,18 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.1, >= 2.1.8)
+    appraisal (2.2.0)
+      bundler
+      rake
+      thor (>= 0.14.0)
     concurrent-ruby (1.1.5)
     i18n (1.6.0)
       concurrent-ruby (~> 1.0)
     irb (1.0.0)
     minitest (5.12.0)
     pg (1.1.4)
     rake (13.0.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tzinfo (1.2.5)
       thread_safe (~> 0.1)
@@ -34,6 +39,7 @@ PLATFORMS
   ruby
 
 DEPENDENCIES
+  appraisal
   irb
   minitest
   pg

gemfiles/activerecord_4.gemfile

@@ -0,0 +1,8 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "activerecord", "4.2.11.1"
+gem "pg", "~> 0.15"
+
+gemspec path: "../"

gemfiles/activerecord_4.gemfile.lock

@@ -0,0 +1,53 @@
+PATH
+  remote: ..
+  specs:
+    postgresql_cursor (0.6.4)
+      activerecord (>= 3.1.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (4.2.11.1)
+      activesupport (= 4.2.11.1)
+      builder (~> 3.1)
+    activerecord (4.2.11.1)
+      activemodel (= 4.2.11.1)
+      activesupport (= 4.2.11.1)
+      arel (~> 6.0)
+    activesupport (4.2.11.1)
+      i18n (~> 0.7)
+      minitest (~> 5.1)
+      thread_safe (~> 0.3, >= 0.3.4)
+      tzinfo (~> 1.1)
+    appraisal (2.2.0)
+      bundler
+      rake
+      thor (>= 0.14.0)
+    arel (6.0.4)
+    builder (3.2.3)
+    concurrent-ruby (1.1.5)
+    i18n (0.9.5)
+      concurrent-ruby (~> 1.0)
+    irb (1.0.0)
+    minitest (5.12.2)
+    pg (0.21.0)
+    rake (13.0.0)
+    thor (0.20.3)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (= 4.2.11.1)
+  appraisal
+  irb
+  minitest
+  pg (~> 0.15)
+  postgresql_cursor!
+  rake
+
+BUNDLED WITH
+   1.17.3

gemfiles/activerecord_5.gemfile

@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "activerecord", "5.2.3"
+
+gemspec path: "../"

gemfiles/activerecord_5.gemfile.lock

@@ -0,0 +1,51 @@
+PATH
+  remote: ..
+  specs:
+    postgresql_cursor (0.6.4)
+      activerecord (>= 3.1.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (5.2.3)
+      activesupport (= 5.2.3)
+    activerecord (5.2.3)
+      activemodel (= 5.2.3)
+      activesupport (= 5.2.3)
+      arel (>= 9.0)
+    activesupport (5.2.3)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+    appraisal (2.2.0)
+      bundler
+      rake
+      thor (>= 0.14.0)
+    arel (9.0.0)
+    concurrent-ruby (1.1.5)
+    i18n (1.6.0)
+      concurrent-ruby (~> 1.0)
+    irb (1.0.0)
+    minitest (5.12.2)
+    pg (1.1.4)
+    rake (13.0.0)
+    thor (0.20.3)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (= 5.2.3)
+  appraisal
+  irb
+  minitest
+  pg
+  postgresql_cursor!
+  rake
+
+BUNDLED WITH
+   1.17.3

gemfiles/activerecord_6.gemfile

@@ -0,0 +1,7 @@
+# This file was generated by Appraisal
+
+source "https://rubygems.org"
+
+gem "activerecord", "6.0.0"
+
+gemspec path: "../"

gemfiles/activerecord_6.gemfile.lock

@@ -0,0 +1,51 @@
+PATH
+  remote: ..
+  specs:
+    postgresql_cursor (0.6.4)
+      activerecord (>= 3.1.0)
+
+GEM
+  remote: https://rubygems.org/
+  specs:
+    activemodel (6.0.0)
+      activesupport (= 6.0.0)
+    activerecord (6.0.0)
+      activemodel (= 6.0.0)
+      activesupport (= 6.0.0)
+    activesupport (6.0.0)
+      concurrent-ruby (~> 1.0, >= 1.0.2)
+      i18n (>= 0.7, < 2)
+      minitest (~> 5.1)
+      tzinfo (~> 1.1)
+      zeitwerk (~> 2.1, >= 2.1.8)
+    appraisal (2.2.0)
+      bundler
+      rake
+      thor (>= 0.14.0)
+    concurrent-ruby (1.1.5)
+    i18n (1.6.0)
+      concurrent-ruby (~> 1.0)
+    irb (1.0.0)
+    minitest (5.12.2)
+    pg (1.1.4)
+    rake (13.0.0)
+    thor (0.20.3)
+    thread_safe (0.3.6)
+    tzinfo (1.2.5)
+      thread_safe (~> 0.1)
+    zeitwerk (2.1.10)
+
+PLATFORMS
+  ruby
+
+DEPENDENCIES
+  activerecord (= 6.0.0)
+  appraisal
+  irb
+  minitest
+  pg
+  postgresql_cursor!
+  rake
+
+BUNDLED WITH
+   1.17.3

postgresql_cursor.gemspec

@@ -41,4 +41,5 @@ Gem::Specification.new do |spec|
   spec.add_development_dependency 'minitest'
   spec.add_development_dependency 'pg'
   spec.add_development_dependency 'rake'
+  spec.add_development_dependency "appraisal"
 end