require 'abstract_unit' require 'fixtures/company' require 'fixtures/topic' require 'fixtures/entrant' require 'fixtures/developer' class FinderTest < Test::Unit::TestCase fixtures :companies, :topics, :entrants, :developers def test_find assert_equal(@topics["first"]["title"], Topic.find(1).title) end def test_exists assert (Topic.exists?(1)) assert !(Topic.exists?(45)) assert !(Topic.exists?("foo")) assert !(Topic.exists?([1,2])) end def test_find_by_array_of_one_id assert_kind_of(Array, Topic.find([ 1 ])) assert_equal(1, Topic.find([ 1 ]).length) end def test_find_by_ids assert_equal(2, Topic.find(1, 2).length) assert_equal(@topics["second"]["title"], Topic.find([ 2 ]).first.title) end def test_find_by_ids_missing_one assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, 2, 45) } end def test_find_all_with_limit entrants = Entrant.find_all nil, "id ASC", 2 assert_equal(2, entrants.size) assert_equal(@entrants["first"]["name"], entrants.first.name) end def test_find_all_with_prepared_limit_and_offset if ActiveRecord::ConnectionAdapters.const_defined? :OracleAdapter if ActiveRecord::Base.connection.instance_of?(ActiveRecord::ConnectionAdapters::OracleAdapter) assert_raises(ArgumentError) { Entrant.find_all nil, "id ASC", [2, 1] } end else entrants = Entrant.find_all nil, "id ASC", [2, 1] assert_equal(2, entrants.size) assert_equal(@entrants["second"]["name"], entrants.first.name) end end def test_find_with_entire_select_statement topics = Topic.find_by_sql "SELECT * FROM topics WHERE author_name = 'Mary'" assert_equal(1, topics.size) assert_equal(@topics["second"]["title"], topics.first.title) end def test_find_with_prepared_select_statement topics = Topic.find_by_sql ["SELECT * FROM topics WHERE author_name = ?", "Mary"] assert_equal(1, topics.size) assert_equal(@topics["second"]["title"], topics.first.title) end def test_find_first first = Topic.find_first "title = 'The First Topic'" assert_equal(@topics["first"]["title"], first.title) end def test_find_first_failing first = Topic.find_first "title = 'The First Topic!'" assert_nil(first) end def test_unexisting_record_exception_handling assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1).parent } Topic.find(2).parent end def test_find_on_conditions assert Topic.find(1, :conditions => "approved = 0") assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => "approved = 1") } end def test_deprecated_find_on_conditions assert Topic.find_on_conditions(1, "approved = 0") assert_raises(ActiveRecord::RecordNotFound) { Topic.find_on_conditions(1, "approved = 1") } end def test_condition_interpolation assert_kind_of Firm, Company.find_first(["name = '%s'", "37signals"]) assert_nil Company.find_first(["name = '%s'", "37signals!"]) assert_nil Company.find_first(["name = '%s'", "37signals!' OR 1=1"]) assert_kind_of Time, Topic.find_first(["id = %d", 1]).written_on end def test_bind_variables assert_kind_of Firm, Company.find_first(["name = ?", "37signals"]) assert_nil Company.find_first(["name = ?", "37signals!"]) assert_nil Company.find_first(["name = ?", "37signals!' OR 1=1"]) assert_kind_of Time, Topic.find_first(["id = ?", 1]).written_on assert_raises(ActiveRecord::PreparedStatementInvalid) { Company.find_first(["id=? AND name = ?", 2]) } assert_raises(ActiveRecord::PreparedStatementInvalid) { Company.find_first(["id=?", 2, 3, 4]) } end def test_bind_variables_with_quotes Company.create("name" => "37signals' go'es agains") assert Company.find_first(["name = ?", "37signals' go'es agains"]) end def test_named_bind_variables_with_quotes Company.create("name" => "37signals' go'es agains") assert Company.find_first(["name = :name", {:name => "37signals' go'es agains"}]) end def test_bind_arity assert_nothing_raised { bind '' } assert_raises(ActiveRecord::PreparedStatementInvalid) { bind '', 1 } assert_raises(ActiveRecord::PreparedStatementInvalid) { bind '?' } assert_nothing_raised { bind '?', 1 } assert_raises(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_kind_of Firm, Company.find_first(["name = :name", { :name => "37signals" }]) assert_nil Company.find_first(["name = :name", { :name => "37signals!" }]) assert_nil Company.find_first(["name = :name", { :name => "37signals!' OR 1=1" }]) assert_kind_of Time, Topic.find_first(["id = :id", { :id => 1 }]).written_on assert_raises(ActiveRecord::PreparedStatementInvalid) { Company.find_first(["id=:id and name=:name", { :id=>3 }]) } assert_raises(ActiveRecord::PreparedStatementInvalid) { Company.find_first(["id=:id", { :id=>3, :name=>"37signals!" }]) } end def test_named_bind_arity assert_nothing_raised { bind '', {} } assert_raises(ActiveRecord::PreparedStatementInvalid) { bind '', :a => 1 } assert_raises(ActiveRecord::PreparedStatementInvalid) { bind ':a', {} } # ' ruby-mode assert_nothing_raised { bind ':a', :a => 1 } # ' ruby-mode assert_raises(ActiveRecord::PreparedStatementInvalid) { bind ':a', :a => 1, :b => 2 } # ' ruby-mode assert_nothing_raised { bind ':a :a', :a => 1 } # ' ruby-mode assert_raises(ActiveRecord::PreparedStatementInvalid) { bind ':a :a', :a => 1, :b => 2 } # ' ruby-mode end def test_bind_array assert_equal '1,2,3', bind('?', [1, 2, 3]) assert_equal %('a','b','c'), bind('?', %w(a b c)) assert_equal '1,2,3', bind(':a', :a => [1, 2, 3]) assert_equal %('a','b','c'), bind(':a', :a => %w(a b c)) end def test_string_sanitation assert_not_equal "'something ' 1=1'", ActiveRecord::Base.sanitize("something ' 1=1") assert_equal "'something; select table'", ActiveRecord::Base.sanitize("something; select table") end def test_count assert_equal(0, Entrant.count("id > 3")) assert_equal(1, Entrant.count(["id > ?", 2])) assert_equal(2, Entrant.count(["id > ?", 1])) end def test_count_by_sql assert_equal(0, Entrant.count_by_sql("SELECT COUNT(*) FROM entrants WHERE id > 3")) assert_equal(1, Entrant.count_by_sql(["SELECT COUNT(*) FROM entrants WHERE id > ?", 2])) assert_equal(2, Entrant.count_by_sql(["SELECT COUNT(*) FROM entrants WHERE id > ?", 1])) end def test_find_by_one_attribute assert_equal @topics["first"].find, Topic.find_by_title("The First Topic") assert_nil Topic.find_by_title("The First Topic!") end def test_find_by_one_missing_attribute assert_raises(NoMethodError) { Topic.find_by_undertitle("The First Topic!") } end def test_find_by_two_attributes assert_equal @topics["first"].find, Topic.find_by_title_and_author_name("The First Topic", "David") assert_nil Topic.find_by_title_and_author_name("The First Topic", "Mary") end def test_find_all_by_one_attribute topics = Topic.find_all_by_content("Have a nice day") assert_equal 2, topics.size assert topics.include?(@topics["first"].find) assert_equal [], Topic.find_all_by_title("The First Topic!!") end def test_find_all_by_boolean_attribute topics = Topic.find_all_by_approved(false) assert_equal 1, topics.size assert topics.include?(@topics["first"].find) topics = Topic.find_all_by_approved(true) assert_equal 1, topics.size assert topics.include?(@topics["second"].find) end def test_find_by_nil_attribute topic = Topic.find_by_last_read nil assert_not_nil topic assert_nil topic.last_read end def test_find_all_by_nil_attribute topics = Topic.find_all_by_last_read nil assert_equal 1, topics.size assert_nil topics[0].last_read end def test_find_by_nil_and_not_nil_attributes topic = Topic.find_by_last_read_and_author_name nil, "Mary" assert_equal "Mary", topic.author_name end def test_find_all_by_nil_and_not_nil_attributes topics = Topic.find_all_by_last_read_and_author_name nil, "Mary" assert_equal 1, topics.size assert_equal "Mary", topics[0].author_name end def test_find_with_bad_sql assert_raises(ActiveRecord::StatementInvalid) { Topic.find_by_sql "select 1 from badtable" } end def test_find_all_with_limit first_five_developers = Developer.find_all nil, 'id ASC', 5 assert_equal 5, first_five_developers.length assert_equal 'David', first_five_developers.first.name assert_equal 'fixture_5', first_five_developers.last.name no_developers = Developer.find_all nil, 'id ASC', 0 assert_equal 0, no_developers.length assert_equal first_five_developers, Developer.find_all(nil, 'id ASC', [5]) assert_equal no_developers, Developer.find_all(nil, 'id ASC', [0]) end def test_find_all_with_limit_and_offset first_three_developers = Developer.find_all nil, 'id ASC', [3, 0] second_three_developers = Developer.find_all nil, 'id ASC', [3, 3] last_two_developers = Developer.find_all nil, 'id ASC', [2, 8] assert_equal 3, first_three_developers.length assert_equal 3, second_three_developers.length assert_equal 2, last_two_developers.length assert_equal 'David', first_three_developers.first.name assert_equal 'fixture_4', second_three_developers.first.name assert_equal 'fixture_9', last_two_developers.first.name end protected 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