[英]rspec :show action test not working with rails
我正在使用以下rspec代码测试rails控制器的show动作:
it "assigns @external_data correctly with data stored" do
sign_in
ext_data = ExternalDatum.create!(name: 'Test File')
get :show, id: ext_data.id
expect(assigns(:external_data)).to eq(ext_data)
end
但是,在运行此测试时,测试会返回:
Failure/Error: expect(assigns(:external_data)).to eq(ext_data)
expected: #<ExternalDatum id: 33, name: "Test File", url: nil, created_at: "2014-08-19 15:49:13", updated_at: "2014-08-19 15:49:13", description: nil>
got: nil
(compared using ==)
相关的控制器代码为:
class ExternalDataController < ApplicationController
before_action :set_external_datum, only: [:show, :edit, :update, :destroy]
def show
end
private
# Use callbacks to share common setup or constraints between actions.
def set_external_datum
@external_datum = ExternalDatum.find(params[:id])
end
end
如您所见-所有标准和样板。 有任何想法吗?
问题是您正在分配@external_datum
,但正在测试@external_data
。 将期望更改为:
expect(assigns(:external_datum)).to eq(ext_data)
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