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我已經爲我的Rails 3.2.6模型設置了正常的counter_cache
。它在webapp中完美地工作,但在單元測試中失敗。如何確保counter_cache在rails單元測試中正確更新?
下面的代碼片段說明了手頭上的問題:
test "counter_cache ..." do
u = FactoryGirl.create(:customer)
FactoryGirl.create(:order, :customer => u)
# u.orders.count == 1; rest is always 0
assert_equal u.orders.count, u.orders_count # FAILS!
assert_equal u.orders.count, u.orders.size # FAILS!
assert_equal u.orders.count, u.orders.length # FAILS!
end
注意,我試過同一無需使用FactoryGirl,這還是失敗的。
如何確保counter_cache在單元測試中正確更新?
太棒了!兩種變體都能正常工作 – user569825