/vendor/rails/activerecord/test/finder_test.rb
Ruby | 504 lines | 442 code | 60 blank | 2 comment | 1 complexity | 61d339f326dba255b67a531d270e0505 MD5 | raw file
Possible License(s): Apache-2.0
- require 'abstract_unit'
- require 'fixtures/company'
- require 'fixtures/topic'
- require 'fixtures/reply'
- require 'fixtures/entrant'
- require 'fixtures/developer'
- require 'fixtures/post'
- class FinderTest < Test::Unit::TestCase
- fixtures :companies, :topics, :entrants, :developers, :developers_projects, :posts, :accounts
- def test_find
- assert_equal(topics(:first).title, Topic.find(1).title)
- end
-
- # find should handle strings that come from URLs
- # (example: Category.find(params[:id]))
- def test_find_with_string
- assert_equal(Topic.find(1).title,Topic.find("1").title)
- end
-
- def test_exists
- assert Topic.exists?(1)
- assert Topic.exists?("1")
- assert Topic.exists?(:author_name => "David")
- assert Topic.exists?(:author_name => "Mary", :approved => true)
- assert Topic.exists?(["parent_id = ?", 1])
- assert !Topic.exists?(45)
- assert !Topic.exists?("foo")
- assert_raise(NoMethodError) { 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_an_empty_array
- assert_equal [], Topic.find([])
- 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, :order => "id ASC", :limit => 2)
-
- assert_equal(2, entrants.size)
- assert_equal(entrants(:first).name, entrants.first.name)
- end
- def test_find_all_with_prepared_limit_and_offset
- entrants = Entrant.find(:all, :order => "id ASC", :limit => 2, :offset => 1)
- assert_equal(2, entrants.size)
- assert_equal(entrants(:second).name, entrants.first.name)
- entrants = Entrant.find(:all, :order => "id ASC", :limit => 2, :offset => 2)
- assert_equal(1, entrants.size)
- assert_equal(entrants(:third).name, entrants.first.name)
- end
-
- def test_find_all_with_limit_and_offset_and_multiple_orderings
- developers = Developer.find(:all, :order => "salary ASC, id DESC", :limit => 3, :offset => 1)
- assert_equal ["David", "fixture_10", "fixture_9"], developers.collect {|d| d.name}
- end
-
- def test_find_with_limit_and_condition
- developers = Developer.find(:all, :order => "id DESC", :conditions => "salary = 100000", :limit => 3, :offset =>7)
- assert_equal(1, developers.size)
- assert_equal("fixture_3", developers.first.name)
- 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_by_sql_with_sti_on_joined_table
- accounts = Account.find_by_sql("SELECT * FROM accounts INNER JOIN companies ON companies.id = accounts.firm_id")
- assert_equal [Account], accounts.collect(&:class).uniq
- end
-
- def test_find_first
- first = Topic.find(:first, :conditions => "title = 'The First Topic'")
- assert_equal(topics(:first).title, first.title)
- end
-
- def test_find_first_failing
- first = Topic.find(:first, :conditions => "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).topic
- end
-
- def test_find_only_some_columns
- topic = Topic.find(1, :select => "author_name")
- assert_raises(NoMethodError) { topic.title }
- assert_equal "David", topic.author_name
- assert !topic.attribute_present?("title")
- assert !topic.respond_to?("title")
- assert topic.attribute_present?("author_name")
- assert topic.respond_to?("author_name")
- end
- def test_find_on_array_conditions
- assert Topic.find(1, :conditions => ["approved = ?", false])
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => ["approved = ?", true]) }
- end
-
- def test_find_on_hash_conditions
- assert Topic.find(1, :conditions => { :approved => false })
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => { :approved => true }) }
- end
-
- def test_find_on_hash_conditions_with_range
- assert_equal [1,2], Topic.find(:all, :conditions => { :id => 1..2 }).map(&:id).sort
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => { :id => 2..3 }) }
- end
-
- def test_find_on_hash_conditions_with_multiple_ranges
- assert_equal [1,2,3], Comment.find(:all, :conditions => { :id => 1..3, :post_id => 1..2 }).map(&:id).sort
- assert_equal [1], Comment.find(:all, :conditions => { :id => 1..1, :post_id => 1..10 }).map(&:id).sort
- end
-
- def test_find_on_multiple_hash_conditions
- assert Topic.find(1, :conditions => { :author_name => "David", :title => "The First Topic", :replies_count => 1, :approved => false })
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => { :author_name => "David", :title => "The First Topic", :replies_count => 1, :approved => true }) }
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => { :author_name => "David", :title => "HHC", :replies_count => 1, :approved => false }) }
- assert_raises(ActiveRecord::RecordNotFound) { Topic.find(1, :conditions => { :author_name => "David", :title => "The First Topic", :replies_count => 1, :approved => true }) }
- end
-
- def test_condition_array_interpolation
- assert_kind_of Firm, Company.find(:first, :conditions => ["name = '%s'", "37signals"])
- assert_nil Company.find(:first, :conditions => ["name = '%s'", "37signals!"])
- assert_nil Company.find(:first, :conditions => ["name = '%s'", "37signals!' OR 1=1"])
- assert_kind_of Time, Topic.find(:first, :conditions => ["id = %d", 1]).written_on
- end
-
- def test_condition_hash_interpolation
- assert_kind_of Firm, Company.find(:first, :conditions => { :name => "37signals"})
- assert_nil Company.find(:first, :conditions => { :name => "37signals!"})
- assert_kind_of Time, Topic.find(:first, :conditions => {:id => 1}).written_on
- end
-
- def test_hash_condition_find_malformed
- assert_raises(ActiveRecord::StatementInvalid) {
- Company.find(:first, :conditions => { :id => 2, :dhh => true })
- }
- end
- def test_hash_condition_find_with_escaped_characters
- Company.create("name" => "Ain't noth'n like' \#stuff")
- assert Company.find(:first, :conditions => { :name => "Ain't noth'n like' \#stuff" })
- end
- def test_hash_condition_find_with_array
- p1, p2 = Post.find(:all, :limit => 2, :order => 'id asc')
- assert_equal [p1, p2], Post.find(:all, :conditions => { :id => [p1, p2] }, :order => 'id asc')
- assert_equal [p1, p2], Post.find(:all, :conditions => { :id => [p1, p2.id] }, :order => 'id asc')
- end
- def test_hash_condition_find_with_nil
- topic = Topic.find(:first, :conditions => { :last_read => nil } )
- assert_not_nil topic
- assert_nil topic.last_read
- end
- def test_bind_variables
- assert_kind_of Firm, Company.find(:first, :conditions => ["name = ?", "37signals"])
- assert_nil Company.find(:first, :conditions => ["name = ?", "37signals!"])
- assert_nil Company.find(:first, :conditions => ["name = ?", "37signals!' OR 1=1"])
- assert_kind_of Time, Topic.find(:first, :conditions => ["id = ?", 1]).written_on
- assert_raises(ActiveRecord::PreparedStatementInvalid) {
- Company.find(:first, :conditions => ["id=? AND name = ?", 2])
- }
- assert_raises(ActiveRecord::PreparedStatementInvalid) {
- Company.find(:first, :conditions => ["id=?", 2, 3, 4])
- }
- end
-
- def test_bind_variables_with_quotes
- Company.create("name" => "37signals' go'es agains")
- assert Company.find(:first, :conditions => ["name = ?", "37signals' go'es agains"])
- end
- def test_named_bind_variables_with_quotes
- Company.create("name" => "37signals' go'es agains")
- assert Company.find(:first, :conditions => ["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, :conditions => ["name = :name", { :name => "37signals" }])
- assert_nil Company.find(:first, :conditions => ["name = :name", { :name => "37signals!" }])
- assert_nil Company.find(:first, :conditions => ["name = :name", { :name => "37signals!' OR 1=1" }])
- assert_kind_of Time, Topic.find(:first, :conditions => ["id = :id", { :id => 1 }]).written_on
- end
- def test_bind_enumerable
- 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)) # '
- require 'set'
- assert_equal '1,2,3', bind('?', Set.new([1, 2, 3]))
- assert_equal %('a','b','c'), bind('?', Set.new(%w(a b c)))
- assert_equal '1,2,3', bind(':a', :a => Set.new([1, 2, 3]))
- assert_equal %('a','b','c'), bind(':a', :a => Set.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_string
- assert_equal "''", bind('?', '')
- 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_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(:conditions => "id > 3"))
- assert_equal(1, Entrant.count(:conditions => ["id > ?", 2]))
- assert_equal(2, Entrant.count(:conditions => ["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), Topic.find_by_title("The First Topic")
- assert_nil Topic.find_by_title("The First Topic!")
- end
- def test_find_by_one_attribute_with_order_option
- assert_equal accounts(:signals37), Account.find_by_credit_limit(50, :order => 'id')
- assert_equal accounts(:rails_core_account), Account.find_by_credit_limit(50, :order => 'id DESC')
- end
- def test_find_by_one_attribute_with_conditions
- assert_equal accounts(:rails_core_account), Account.find_by_credit_limit(50, :conditions => ['firm_id = ?', 6])
- end
- def test_find_by_one_attribute_with_several_options
- assert_equal accounts(:unknown), Account.find_by_credit_limit(50, :order => 'id DESC', :conditions => ['id != ?', 3])
- end
-
- def test_find_by_one_missing_attribute
- assert_raises(NoMethodError) { Topic.find_by_undertitle("The First Topic!") }
- end
-
- def test_find_by_invalid_method_syntax
- assert_raises(NoMethodError) { Topic.fail_to_find_by_title("The First Topic") }
- assert_raises(NoMethodError) { Topic.find_by_title?("The First Topic") }
- assert_raises(NoMethodError) { Topic.fail_to_find_or_create_by_title("Nonexistent Title") }
- assert_raises(NoMethodError) { Topic.find_or_create_by_title?("Nonexistent Title") }
- end
- def test_find_by_two_attributes
- assert_equal topics(:first), 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))
- assert_equal [], Topic.find_all_by_title("The First Topic!!")
- end
-
- def test_find_all_by_one_attribute_with_options
- topics = Topic.find_all_by_content("Have a nice day", :order => "id DESC")
- assert topics(:first), topics.last
- topics = Topic.find_all_by_content("Have a nice day", :order => "id")
- assert topics(:first), topics.first
- end
- def test_find_all_by_array_attribute
- assert_equal 2, Topic.find_all_by_title(["The First Topic", "The Second Topic's of the day"]).size
- 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))
- topics = Topic.find_all_by_approved(true)
- assert_equal 1, topics.size
- assert topics.include?(topics(:second))
- 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_or_create_from_one_attribute
- number_of_companies = Company.count
- sig38 = Company.find_or_create_by_name("38signals")
- assert_equal number_of_companies + 1, Company.count
- assert_equal sig38, Company.find_or_create_by_name("38signals")
- assert !sig38.new_record?
- end
- def test_find_or_create_from_two_attributes
- number_of_topics = Topic.count
- another = Topic.find_or_create_by_title_and_author_name("Another topic","John")
- assert_equal number_of_topics + 1, Topic.count
- assert_equal another, Topic.find_or_create_by_title_and_author_name("Another topic", "John")
- assert !another.new_record?
- end
-
- def test_find_or_initialize_from_one_attribute
- sig38 = Company.find_or_initialize_by_name("38signals")
- assert_equal "38signals", sig38.name
- assert sig38.new_record?
- end
-
- def test_find_or_initialize_from_two_attributes
- another = Topic.find_or_initialize_by_title_and_author_name("Another topic","John")
- assert_equal "Another topic", another.title
- assert_equal "John", another.author_name
- assert another.new_record?
- end
- def test_find_with_bad_sql
- assert_raises(ActiveRecord::StatementInvalid) { Topic.find_by_sql "select 1 from badtable" }
- end
- def test_find_with_invalid_params
- assert_raises(ArgumentError) { Topic.find :first, :join => "It should be `joins'" }
- assert_raises(ArgumentError) { Topic.find :first, :conditions => '1 = 1', :join => "It should be `joins'" }
- end
- def test_find_all_with_limit
- first_five_developers = Developer.find :all, :order => 'id ASC', :limit => 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, :order => 'id ASC', :limit => 0
- assert_equal 0, no_developers.length
- end
- def test_find_all_with_limit_and_offset
- first_three_developers = Developer.find :all, :order => 'id ASC', :limit => 3, :offset => 0
- second_three_developers = Developer.find :all, :order => 'id ASC', :limit => 3, :offset => 3
- last_two_developers = Developer.find :all, :order => 'id ASC', :limit => 2, :offset => 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
- def test_find_all_with_limit_and_offset_and_multiple_order_clauses
- first_three_posts = Post.find :all, :order => 'author_id, id', :limit => 3, :offset => 0
- second_three_posts = Post.find :all, :order => ' author_id,id ', :limit => 3, :offset => 3
- last_posts = Post.find :all, :order => ' author_id, id ', :limit => 3, :offset => 6
- assert_equal [[0,3],[1,1],[1,2]], first_three_posts.map { |p| [p.author_id, p.id] }
- assert_equal [[1,4],[1,5],[1,6]], second_three_posts.map { |p| [p.author_id, p.id] }
- assert_equal [[2,7]], last_posts.map { |p| [p.author_id, p.id] }
- end
- def test_find_all_with_join
- developers_on_project_one = Developer.find(
- :all,
- :joins => 'LEFT JOIN developers_projects ON developers.id = developers_projects.developer_id',
- :conditions => 'project_id=1'
- )
- assert_equal 3, developers_on_project_one.length
- developer_names = developers_on_project_one.map { |d| d.name }
- assert developer_names.include?('David')
- assert developer_names.include?('Jamis')
- end
- def test_find_by_id_with_conditions_with_or
- assert_nothing_raised do
- Post.find([1,2,3],
- :conditions => "posts.id <= 3 OR posts.#{QUOTED_TYPE} = 'Post'")
- end
- end
- # http://dev.rubyonrails.org/ticket/6778
- def test_find_ignores_previously_inserted_record
- post = Post.create!(:title => 'test', :body => 'it out')
- assert_equal [], Post.find_all_by_id(nil)
- end
- def test_find_by_empty_ids
- assert_equal [], Post.find([])
- end
- def test_find_by_empty_in_condition
- assert_equal [], Post.find(:all, :conditions => ['id in (?)', []])
- end
- def test_find_by_records
- p1, p2 = Post.find(:all, :limit => 2, :order => 'id asc')
- assert_equal [p1, p2], Post.find(:all, :conditions => ['id in (?)', [p1, p2]], :order => 'id asc')
- assert_equal [p1, p2], Post.find(:all, :conditions => ['id in (?)', [p1, p2.id]], :order => 'id asc')
- end
- def test_select_value
- assert_equal "37signals", Company.connection.select_value("SELECT name FROM companies WHERE id = 1")
- assert_nil Company.connection.select_value("SELECT name FROM companies WHERE id = -1")
- # make sure we didn't break count...
- assert_equal 0, Company.count_by_sql("SELECT COUNT(*) FROM companies WHERE name = 'Halliburton'")
- assert_equal 1, Company.count_by_sql("SELECT COUNT(*) FROM companies WHERE name = '37signals'")
- end
- def test_select_values
- assert_equal ["1","2","3","4","5","6","7","8","9"], Company.connection.select_values("SELECT id FROM companies ORDER BY id").map! { |i| i.to_s }
- assert_equal ["37signals","Summit","Microsoft", "Flamboyant Software", "Ex Nihilo", "RailsCore", "Leetsoft", "Jadedpixel", "Odegy"], Company.connection.select_values("SELECT name FROM companies ORDER BY id")
- 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