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module ActiveRecord
# = Active Record Test Case
#
# Defines some test assertions to test against SQL queries.
class TestCase < ActiveSupport::TestCase #:nodoc:
def assert_date_from_db(expected, actual, message = nil)
# SybaseAdapter doesn't have a separate column type just for dates,
# so the time is in the string and incorrectly formatted
if current_adapter?(:SybaseAdapter)
assert_equal expected.to_s, actual.to_date.to_s, message
else
assert_equal expected.to_s, actual.to_s, message
end
end
def assert_sql(*patterns_to_match)
$queries_executed = []
yield
ensure
failed_patterns = []
patterns_to_match.each do |pattern|
failed_patterns << pattern unless $queries_executed.any?{ |sql| pattern === sql }
end
assert failed_patterns.empty?, "Query pattern(s) #{failed_patterns.map{ |p| p.inspect }.join(', ')} not found.#{$queries_executed.size == 0 ? '' : "\nQueries:\n#{$queries_executed.join("\n")}"}"
end
def assert_queries(num = 1)
$queries_executed = []
yield
ensure
%w{ BEGIN COMMIT }.each { |x| $queries_executed.delete(x) }
assert_equal num, $queries_executed.size, "#{$queries_executed.size} instead of #{num} queries were executed.#{$queries_executed.size == 0 ? '' : "\nQueries:\n#{$queries_executed.join("\n")}"}"
end
def assert_no_queries(&block)
assert_queries(0, &block)
end
def self.use_concurrent_connections
setup :connection_allow_concurrency_setup
teardown :connection_allow_concurrency_teardown
end
def connection_allow_concurrency_setup
@connection = ActiveRecord::Base.remove_connection
ActiveRecord::Base.establish_connection(@connection.merge({:allow_concurrency => true}))
end
def connection_allow_concurrency_teardown
ActiveRecord::Base.clear_all_connections!
ActiveRecord::Base.establish_connection(@connection)
end
def with_kcode(kcode)
if RUBY_VERSION < '1.9'
orig_kcode, $KCODE = $KCODE, kcode
begin
yield
ensure
$KCODE = orig_kcode
end
else
yield
end
end
end
end
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