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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 = Class.new {
def quoted_id
1
end
}.new
assert_deprecated { assert_equal "1", bind("?", o) }
os = [o] * 3
assert_deprecated { 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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