From b3e0da3062f809599fb4da9f9a29ed45aebd1ff6 Mon Sep 17 00:00:00 2001
From: lsylvester <lachlan.sylvester@hypothetical.com.au>
Date: Tue, 11 Mar 2014 08:10:25 +1100
Subject: register OID for PostgreSQL citex datatype [Troy Kruthoff & Lachlan
 Sylvester]

citext makes it possible to use AR Hash finders for case-insensitive matching as sql UPPER/LOWER functions are not needed.
---
 .../test/cases/adapters/postgresql/citext_test.rb  | 58 ++++++++++++++++++++++
 1 file changed, 58 insertions(+)
 create mode 100644 activerecord/test/cases/adapters/postgresql/citext_test.rb

(limited to 'activerecord/test/cases/adapters/postgresql')

diff --git a/activerecord/test/cases/adapters/postgresql/citext_test.rb b/activerecord/test/cases/adapters/postgresql/citext_test.rb
new file mode 100644
index 0000000000..89ef46b539
--- /dev/null
+++ b/activerecord/test/cases/adapters/postgresql/citext_test.rb
@@ -0,0 +1,58 @@
+# encoding: utf-8
+
+require 'cases/helper'
+require 'active_record/base'
+require 'active_record/connection_adapters/postgresql_adapter'
+
+class PostgresqlCitextTest < ActiveRecord::TestCase
+  class Citext < ActiveRecord::Base
+    self.table_name = 'citexts'
+  end
+
+  def setup
+    @connection = ActiveRecord::Base.connection
+
+    unless @connection.extension_enabled?('citext')
+      @connection.enable_extension 'citext'
+      @connection.commit_db_transaction
+    end
+
+    @connection.reconnect!
+
+    @connection.transaction do
+      @connection.create_table('citexts') do |t|
+        t.citext 'cival'
+      end
+    end
+    @column = Citext.columns_hash['cival']
+  end
+
+  def teardown
+    @connection.execute 'DROP TABLE IF EXISTS citexts;'
+    @connection.execute 'DROP EXTENSION IF EXISTS citext CASCADE;'
+  end
+
+  def test_citext_enabled
+    assert @connection.extension_enabled?('citext')
+  end
+
+  def test_column_type
+    assert_equal :citext, @column.type
+  end
+
+  def test_column_sql_type
+    assert_equal 'citext', @column.sql_type
+  end
+
+  def test_write
+    x = Citext.new(cival: 'Some CI Text')
+    assert x.save!
+  end
+
+  def test_select_case_insensitive
+    @connection.execute "insert into citexts (cival) values('Cased Text')"
+    x = Citext.where(cival: 'cased text').first
+    assert_equal('Cased Text', x.cival)
+  end
+
+end
\ No newline at end of file
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