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require "cases/helper"
require 'models/binary'
require 'models/author'
require 'models/post'
class SanitizeTest < ActiveRecord::TestCase
def setup
end
def test_sanitize_sql_array_handles_string_interpolation
quoted_bambi = ActiveRecord::Base.connection.quote_string("Bambi")
assert_equal "name='#{quoted_bambi}'", Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi"])
assert_equal "name='#{quoted_bambi}'", Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi".mb_chars])
quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote_string("Bambi\nand\nThumper")
assert_equal "name='#{quoted_bambi_and_thumper}'",Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi\nand\nThumper"])
assert_equal "name='#{quoted_bambi_and_thumper}'",Binary.send(:sanitize_sql_array, ["name='%s'", "Bambi\nand\nThumper".mb_chars])
end
def test_sanitize_sql_array_handles_bind_variables
quoted_bambi = ActiveRecord::Base.connection.quote("Bambi")
assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi"])
assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi".mb_chars])
quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper")
assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi\nand\nThumper"])
assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=?", "Bambi\nand\nThumper".mb_chars])
end
def test_sanitize_sql_array_handles_named_bind_variables
quoted_bambi = ActiveRecord::Base.connection.quote("Bambi")
assert_equal "name=#{quoted_bambi}", Binary.send(:sanitize_sql_array, ["name=:name", name: "Bambi"])
assert_equal "name=#{quoted_bambi} AND id=1", Binary.send(:sanitize_sql_array, ["name=:name AND id=:id", name: "Bambi", id: 1])
quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper")
assert_equal "name=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=:name", name: "Bambi\nand\nThumper"])
assert_equal "name=#{quoted_bambi_and_thumper} AND name2=#{quoted_bambi_and_thumper}", Binary.send(:sanitize_sql_array, ["name=:name AND name2=:name", name: "Bambi\nand\nThumper"])
end
def test_sanitize_sql_array_handles_relations
david = Author.create!(name: 'David')
david_posts = david.posts.select(:id)
sub_query_pattern = /\(\bselect\b.*?\bwhere\b.*?\)/i
select_author_sql = Post.send(:sanitize_sql_array, ['id in (?)', david_posts])
assert_match(sub_query_pattern, select_author_sql, 'should sanitize `Relation` as subquery for bind variables')
select_author_sql = Post.send(:sanitize_sql_array, ['id in (:post_ids)', post_ids: david_posts])
assert_match(sub_query_pattern, select_author_sql, 'should sanitize `Relation` as subquery for named bind variables')
end
def test_sanitize_sql_array_handles_empty_statement
select_author_sql = Post.send(:sanitize_sql_array, [''])
assert_equal('', select_author_sql)
end
def test_sanitize_sql_like
assert_equal '100\%', Binary.send(:sanitize_sql_like, '100%')
assert_equal 'snake\_cased\_string', Binary.send(:sanitize_sql_like, 'snake_cased_string')
assert_equal 'C:\\\\Programs\\\\MsPaint', Binary.send(:sanitize_sql_like, 'C:\\Programs\\MsPaint')
assert_equal 'normal string 42', Binary.send(:sanitize_sql_like, 'normal string 42')
end
def test_sanitize_sql_like_with_custom_escape_character
assert_equal '100!%', Binary.send(:sanitize_sql_like, '100%', '!')
assert_equal 'snake!_cased!_string', Binary.send(:sanitize_sql_like, 'snake_cased_string', '!')
assert_equal 'great!!', Binary.send(:sanitize_sql_like, 'great!', '!')
assert_equal 'C:\\Programs\\MsPaint', Binary.send(:sanitize_sql_like, 'C:\\Programs\\MsPaint', '!')
assert_equal 'normal string 42', Binary.send(:sanitize_sql_like, 'normal string 42', '!')
end
def test_sanitize_sql_like_example_use_case
searchable_post = Class.new(Post) do
def self.search(term)
where("title LIKE ?", sanitize_sql_like(term, '!'))
end
end
assert_sql(/LIKE '20!% !_reduction!_!!'/) do
searchable_post.search("20% _reduction_!").to_a
end
end
def test_bind_arity
assert_nothing_raised { bind '' }
assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '', 1 }
assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?' }
assert_nothing_raised { bind '?', 1 }
assert_raise(ActiveRecord::PreparedStatementInvalid) { bind '?', 1, 1 }
end
def test_named_bind_variables
assert_equal '1', bind(':a', :a => 1) # ' ruby-mode
assert_equal '1 1', bind(':a :a', :a => 1) # ' ruby-mode
assert_nothing_raised { bind("'+00:00'", :foo => "bar") }
end
def test_named_bind_arity
assert_nothing_raised { bind "name = :name", { name: "37signals" } }
assert_nothing_raised { bind "name = :name", { name: "37signals", id: 1 } }
assert_raise(ActiveRecord::PreparedStatementInvalid) { bind "name = :name", { id: 1 } }
end
class SimpleEnumerable
include Enumerable
def initialize(ary)
@ary = ary
end
def each(&b)
@ary.each(&b)
end
end
def test_bind_enumerable
quoted_abc = %(#{ActiveRecord::Base.connection.quote('a')},#{ActiveRecord::Base.connection.quote('b')},#{ActiveRecord::Base.connection.quote('c')})
assert_equal '1,2,3', bind('?', [1, 2, 3])
assert_equal quoted_abc, bind('?', %w(a b c))
assert_equal '1,2,3', bind(':a', :a => [1, 2, 3])
assert_equal quoted_abc, bind(':a', :a => %w(a b c)) # '
assert_equal '1,2,3', bind('?', SimpleEnumerable.new([1, 2, 3]))
assert_equal quoted_abc, bind('?', SimpleEnumerable.new(%w(a b c)))
assert_equal '1,2,3', bind(':a', :a => SimpleEnumerable.new([1, 2, 3]))
assert_equal quoted_abc, bind(':a', :a => SimpleEnumerable.new(%w(a b c))) # '
end
def test_bind_empty_enumerable
quoted_nil = ActiveRecord::Base.connection.quote(nil)
assert_equal quoted_nil, bind('?', [])
assert_equal " in (#{quoted_nil})", bind(' in (?)', [])
assert_equal "foo in (#{quoted_nil})", bind('foo in (?)', [])
end
def test_bind_empty_string
quoted_empty = ActiveRecord::Base.connection.quote('')
assert_equal quoted_empty, bind('?', '')
end
def test_bind_chars
quoted_bambi = ActiveRecord::Base.connection.quote("Bambi")
quoted_bambi_and_thumper = ActiveRecord::Base.connection.quote("Bambi\nand\nThumper")
assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi")
assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper")
assert_equal "name=#{quoted_bambi}", bind('name=?', "Bambi".mb_chars)
assert_equal "name=#{quoted_bambi_and_thumper}", bind('name=?', "Bambi\nand\nThumper".mb_chars)
end
def test_bind_record
o = Struct.new(:quoted_id).new(1)
assert_equal '1', bind('?', o)
os = [o] * 3
assert_equal '1,1,1', bind('?', os)
end
def test_named_bind_with_postgresql_type_casts
l = Proc.new { bind(":a::integer '2009-01-01'::date", :a => '10') }
assert_nothing_raised(&l)
assert_equal "#{ActiveRecord::Base.connection.quote('10')}::integer '2009-01-01'::date", l.call
end
private
def bind(statement, *vars)
if vars.first.is_a?(Hash)
ActiveRecord::Base.send(:replace_named_bind_variables, statement, vars.first)
else
ActiveRecord::Base.send(:replace_bind_variables, statement, vars)
end
end
end
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