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require "cases/helper"
require 'models/topic'
require 'models/task'
require 'models/category'
require 'models/post'
class QueryCacheTest < ActiveRecord::TestCase
fixtures :tasks, :topics, :categories, :posts, :categories_posts
def setup
Task.connection.clear_query_cache
end
def test_find_queries
assert_queries(2) { Task.find(1); Task.find(1) }
end
def test_find_queries_with_cache
Task.cache do
assert_queries(1) { Task.find(1); Task.find(1) }
end
end
def test_count_queries_with_cache
Task.cache do
assert_queries(1) { Task.count; Task.count }
end
end
def test_query_cache_dups_results_correctly
Task.cache do
now = Time.now.utc
task = Task.find 1
assert_not_equal now, task.starting
task.starting = now
task.reload
assert_not_equal now, task.starting
end
end
def test_cache_is_flat
Task.cache do
Topic.columns # don't count this query
assert_queries(1) { Topic.find(1); Topic.find(1); }
end
ActiveRecord::Base.cache do
assert_queries(1) { Task.find(1); Task.find(1) }
end
end
def test_cache_does_not_wrap_string_results_in_arrays
require 'sqlite3/version' if current_adapter?(:SQLite3Adapter)
Task.cache do
# Oracle adapter returns count() as Fixnum or Float
if current_adapter?(:OracleAdapter)
assert_kind_of Numeric, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks")
elsif current_adapter?(:SQLite3Adapter) && SQLite3::VERSION > '1.2.5' or current_adapter?(:Mysql2Adapter)
# Future versions of the sqlite3 adapter will return numeric
assert_instance_of Fixnum,
Task.connection.select_value("SELECT count(*) AS count_all FROM tasks")
else
assert_instance_of String, Task.connection.select_value("SELECT count(*) AS count_all FROM tasks")
end
end
end
end
class QueryCacheExpiryTest < ActiveRecord::TestCase
fixtures :tasks, :posts, :categories, :categories_posts
def test_find
Task.connection.expects(:clear_query_cache).times(1)
assert !Task.connection.query_cache_enabled
Task.cache do
assert Task.connection.query_cache_enabled
Task.find(1)
Task.uncached do
assert !Task.connection.query_cache_enabled
Task.find(1)
end
assert Task.connection.query_cache_enabled
end
assert !Task.connection.query_cache_enabled
end
def test_update
Task.connection.expects(:clear_query_cache).times(2)
Task.cache do
task = Task.find(1)
task.starting = Time.now.utc
task.save!
end
end
def test_destroy
Task.connection.expects(:clear_query_cache).times(2)
Task.cache do
Task.find(1).destroy
end
end
def test_insert
ActiveRecord::Base.connection.expects(:clear_query_cache).times(2)
Task.cache do
Task.create!
end
end
def test_cache_is_expired_by_habtm_update
ActiveRecord::Base.connection.expects(:clear_query_cache).times(2)
ActiveRecord::Base.cache do
c = Category.find(:first)
p = Post.find(:first)
p.categories << c
end
end
def test_cache_is_expired_by_habtm_delete
ActiveRecord::Base.connection.expects(:clear_query_cache).times(2)
ActiveRecord::Base.cache do
c = Category.find(1)
p = Post.find(1)
assert p.categories.any?
p.categories.delete_all
end
end
end
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