85 lines
2.4 KiB
Ruby
Executable file
85 lines
2.4 KiB
Ruby
Executable file
require 'cases/helper'
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require 'models/topic'
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require 'models/reply'
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require 'models/category'
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require 'models/categorization'
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class CounterCacheTest < ActiveRecord::TestCase
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fixtures :topics, :categories, :categorizations
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class SpecialTopic < ::Topic
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has_many :special_replies, :foreign_key => 'parent_id'
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end
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class SpecialReply < ::Reply
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belongs_to :special_topic, :foreign_key => 'parent_id', :counter_cache => 'replies_count'
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end
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test "increment counter" do
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topic = Topic.find(1)
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assert_difference 'topic.reload.replies_count' do
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Topic.increment_counter(:replies_count, topic.id)
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end
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end
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test "decrement counter" do
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topic = Topic.find(1)
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assert_difference 'topic.reload.replies_count', -1 do
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Topic.decrement_counter(:replies_count, topic.id)
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end
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end
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test "reset counters" do
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topic = Topic.find(1)
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# throw the count off by 1
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Topic.increment_counter(:replies_count, topic.id)
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# check that it gets reset
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assert_difference 'topic.reload.replies_count', -1 do
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Topic.reset_counters(topic.id, :replies)
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end
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end
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test "reset counters with string argument" do
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topic = Topic.find(1)
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Topic.increment_counter('replies_count', topic.id)
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assert_difference 'topic.reload.replies_count', -1 do
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Topic.reset_counters(topic.id, 'replies')
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end
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end
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test "reset counters with modularized and camelized classnames" do
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special = SpecialTopic.create!(:title => 'Special')
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SpecialTopic.increment_counter(:replies_count, special.id)
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assert_difference 'special.reload.replies_count', -1 do
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SpecialTopic.reset_counters(special.id, :special_replies)
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end
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end
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test "update counter with initial null value" do
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category = categories(:general)
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assert_equal 2, category.categorizations.count
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assert_nil category.categorizations_count
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Category.update_counters(category.id, :categorizations_count => category.categorizations.count)
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assert_equal 2, category.reload.categorizations_count
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end
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test "update counter for decrement" do
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topic = Topic.find(1)
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assert_difference 'topic.reload.replies_count', -3 do
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Topic.update_counters(topic.id, :replies_count => -3)
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end
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end
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test "update counters of multiple records" do
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t1, t2 = topics(:first, :second)
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assert_difference ['t1.reload.replies_count', 't2.reload.replies_count'], 2 do
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Topic.update_counters([t1.id, t2.id], :replies_count => 2)
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end
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end
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end
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