From c90e5ce779dbf9bd0ee53b68aee9fde2997be123 Mon Sep 17 00:00:00 2001 From: Joseph Palermo Date: Sun, 9 Oct 2011 04:38:36 -0700 Subject: Only use LOWER for mysql case insensitive uniqueness check when column has a case sensitive collation. --- .../cases/adapters/mysql/case_sensitivity_test.rb | 35 ++++++++++++++++++++++ 1 file changed, 35 insertions(+) create mode 100644 activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb (limited to 'activerecord/test/cases/adapters/mysql') diff --git a/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb b/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb new file mode 100644 index 0000000000..5ffd886dab --- /dev/null +++ b/activerecord/test/cases/adapters/mysql/case_sensitivity_test.rb @@ -0,0 +1,35 @@ +require "cases/helper" +require 'models/person' + +class MysqlCaseSensitivityTest < ActiveRecord::TestCase + class CollationTest < ActiveRecord::Base + validates_uniqueness_of :string_cs_column, :case_sensitive => false + validates_uniqueness_of :string_ci_column, :case_sensitive => false + end + + def test_columns_include_collation_different_from_table + assert_equal 'utf8_bin', CollationTest.columns_hash['string_cs_column'].collation + assert_equal 'utf8_general_ci', CollationTest.columns_hash['string_ci_column'].collation + end + + def test_case_sensitive + assert !CollationTest.columns_hash['string_ci_column'].case_sensitive? + assert CollationTest.columns_hash['string_cs_column'].case_sensitive? + end + + def test_case_insensitive_comparison_for_ci_column + CollationTest.create!(:string_ci_column => 'A') + invalid = CollationTest.new(:string_ci_column => 'a') + queries = assert_sql { invalid.save } + ci_uniqueness_query = queries.detect { |q| q.match /string_ci_column/ } + assert_no_match(/lower/i, ci_uniqueness_query) + end + + def test_case_insensitive_comparison_for_cs_column + CollationTest.create!(:string_cs_column => 'A') + invalid = CollationTest.new(:string_cs_column => 'a') + queries = assert_sql { invalid.save } + cs_uniqueness_query = queries.detect { |q| q.match /string_cs_column/ } + assert_match(/lower/i, cs_uniqueness_query) + end +end -- cgit v1.2.3