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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_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_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_deprecated_find_on_conditions
assert Topic.find_on_conditions(1, ["approved = ?", false])
assert_raises(ActiveRecord::RecordNotFound) { Topic.find_on_conditions(1, ["approved = ?", true]) }
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_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_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_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
def test_find_all_by_one_attribute_with_options
topics = Topic.find_all_by_content("Have a nice day", "id DESC")
assert topics(:first), topics.last
topics = Topic.find_all_by_content("Have a nice day", "id DESC")
assert topics(:first), topics.first
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
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