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describe "a stubbed instance" do
include FactoryBot::Syntax::Methods
before do
define_model("User")
define_model("Post", user_id: :integer) do
belongs_to :user
end
FactoryBot.define do
factory :user
factory :post do
user
end
end
end
subject { build_stubbed(:post) }
it "acts as if it came from the database" do
should_not be_new_record
end
it "assigns associations and acts as if it is saved" do
expect(subject.user).to be_kind_of(User)
expect(subject.user).not_to be_new_record
end
end
describe "a stubbed instance with timestamps" do
include FactoryBot::Syntax::Methods
before do
define_model("ModelWithTimestamps", created_at: :datetime, updated_at: :datetime)
FactoryBot.define do
factory :model_with_timestamps
end
end
subject { build_stubbed(:model_with_timestamps) }
it "assigns the exact same datetime" do
expect(subject.created_at).to eq(subject.updated_at)
end
end
describe "a stubbed instance overriding strategy" do
include FactoryBot::Syntax::Methods
before do
define_model("User")
define_model("Post", user_id: :integer) do
belongs_to :user
end
FactoryBot.define do
factory :user
factory :post do
association(:user, strategy: :build)
end
end
end
subject { build_stubbed(:post) }
it "acts as if it is saved in the database" do
should_not be_new_record
end
it "assigns associations and acts as if it is saved" do
expect(subject.user).to be_kind_of(User)
expect(subject.user).not_to be_new_record
end
end
describe "overridden primary keys conventions" do
describe "a stubbed instance with a uuid primary key" do
it "builds a stubbed instance" do
using_model("ModelWithUuid", primary_key: :uuid) do
FactoryBot.define do
factory :model_with_uuid
end
model = FactoryBot.build_stubbed(:model_with_uuid)
expect(model).to be_truthy
end
end
it "behaves like a persisted record" do
using_model("ModelWithUuid", primary_key: :uuid) do
FactoryBot.define do
factory :model_with_uuid
end
model = FactoryBot.build_stubbed(:model_with_uuid)
expect(model).to be_persisted
expect(model).not_to be_new_record
end
end
it "has a uuid primary key" do
using_model("ModelWithUuid", primary_key: :uuid) do
FactoryBot.define do
factory :model_with_uuid
end
model = FactoryBot.build_stubbed(:model_with_uuid)
expect(model.id).to be_a(String)
end
end
end
describe "a stubbed instance with no primary key" do
it "builds a stubbed instance" do
using_model("ModelWithoutPk", primary_key: false) do
FactoryBot.define do
factory :model_without_pk
end
model = FactoryBot.build_stubbed(:model_without_pk)
expect(model).to be_truthy
end
end
it "behaves like a persisted record" do
using_model("ModelWithoutPk", primary_key: false) do
FactoryBot.define do
factory :model_without_pk
end
model = FactoryBot.build_stubbed(:model_without_pk)
expect(model).to be_persisted
expect(model).not_to be_new_record
end
end
end
describe "a stubbed instance with no id setter" do
it "builds a stubbed instance" do
FactoryBot.define do
factory :model_hash, class: Hash
end
model = FactoryBot.build_stubbed(:model_hash)
expect(model).to be_truthy
end
end
def using_model(name, primary_key:)
define_class(name, ActiveRecord::Base)
connection = ActiveRecord::Base.connection
begin
clear_generated_table(name.tableize)
connection.create_table(name.tableize, id: primary_key) do |t|
t.column :updated_at, :datetime
end
yield
ensure
clear_generated_table(name.tableize)
end
end
end
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