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require "cases/helper"
class Mysql2CaseSensitivityTest < ActiveRecord::Mysql2TestCase
class CollationTest < ActiveRecord::Base
end
repair_validations(CollationTest)
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.validates_uniqueness_of(:string_ci_column, case_sensitive: false)
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.validates_uniqueness_of(:string_cs_column, case_sensitive: false)
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
def test_case_sensitive_comparison_for_ci_column
CollationTest.validates_uniqueness_of(:string_ci_column, case_sensitive: true)
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_match(/binary/i, ci_uniqueness_query)
end
def test_case_sensitive_comparison_for_cs_column
CollationTest.validates_uniqueness_of(:string_cs_column, case_sensitive: true)
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_no_match(/binary/i, cs_uniqueness_query)
end
def test_case_sensitive_comparison_for_binary_column
CollationTest.validates_uniqueness_of(:binary_column, case_sensitive: true)
CollationTest.create!(binary_column: "A")
invalid = CollationTest.new(binary_column: "A")
queries = assert_sql { invalid.save }
bin_uniqueness_query = queries.detect { |q| q.match(/binary_column/) }
assert_no_match(/\bBINARY\b/, bin_uniqueness_query)
end
end
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