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module AttributeList
def build_attribute_list(*attributes)
FactoryBot::AttributeList.new.tap do |list|
attributes.each { |attribute| list.define_attribute(attribute) }
end
end
end
describe FactoryBot::AttributeList, "#define_attribute" do
it "maintains a list of attributes" do
attribute = double(:attribute, name: :attribute_name)
another_attribute = double(:attribute, name: :another_attribute_name)
list = FactoryBot::AttributeList.new
list.define_attribute(attribute)
expect(list.to_a).to eq [attribute]
list.define_attribute(another_attribute)
expect(list.to_a).to eq [attribute, another_attribute]
end
it "returns the attribute" do
attribute = double(:attribute, name: :attribute_name)
list = FactoryBot::AttributeList.new
expect(list.define_attribute(attribute)).to eq attribute
end
it "raises if an attribute has already been defined" do
attribute = double(:attribute, name: :attribute_name)
list = FactoryBot::AttributeList.new
expect {
2.times { list.define_attribute(attribute) }
}.to raise_error(
FactoryBot::AttributeDefinitionError,
"Attribute already defined: attribute_name"
)
end
end
describe FactoryBot::AttributeList, "#define_attribute with a named attribute list" do
it "raises when the attribute is a self-referencing association" do
association_with_same_name = FactoryBot::Attribute::Association.new(:author, :author, {})
list = FactoryBot::AttributeList.new(:author)
expect {
list.define_attribute(association_with_same_name)
}.to raise_error(
FactoryBot::AssociationDefinitionError,
"Self-referencing association 'author' in 'author'"
)
end
it "does not raise when the attribute is not a self-referencing association" do
association_with_different_name = FactoryBot::Attribute::Association.new(:author, :post, {})
list = FactoryBot::AttributeList.new
expect { list.define_attribute(association_with_different_name) }.to_not raise_error
end
end
describe FactoryBot::AttributeList, "#apply_attributes" do
include AttributeList
it "adds attributes in the order defined" do
attribute1 = double(:attribute1, name: :attribute1)
attribute2 = double(:attribute2, name: :attribute2)
list = FactoryBot::AttributeList.new
list.define_attribute(attribute1)
list.apply_attributes(build_attribute_list(attribute2))
expect(list.to_a).to eq [attribute1, attribute2]
end
end
describe FactoryBot::AttributeList, "#associations" do
include AttributeList
it "returns associations" do
email_attribute = FactoryBot::Attribute::Dynamic.new(
:email,
false,
->(u) { "#{u.full_name}@example.com" }
)
author_attribute = FactoryBot::Attribute::Association.new(:author, :user, {})
profile_attribute = FactoryBot::Attribute::Association.new(:profile, :profile, {})
list = build_attribute_list(email_attribute, author_attribute, profile_attribute)
expect(list.associations.to_a).to eq [author_attribute, profile_attribute]
end
end
describe FactoryBot::AttributeList, "filter based on ignored attributes" do
include AttributeList
def build_ignored_attribute(name)
FactoryBot::Attribute::Dynamic.new(name, true, -> { "value" })
end
def build_non_ignored_attribute(name)
FactoryBot::Attribute::Dynamic.new(name, false, -> { "value" })
end
it "filters #ignored attributes" do
list = build_attribute_list(
build_ignored_attribute(:comments_count),
build_non_ignored_attribute(:email)
)
expect(list.ignored.names).to eq [:comments_count]
end
it "filters #non_ignored attributes" do
list = build_attribute_list(
build_ignored_attribute(:comments_count),
build_non_ignored_attribute(:email)
)
expect(list.non_ignored.names).to eq [:email]
end
end
describe FactoryBot::AttributeList, "generating names" do
include AttributeList
def build_ignored_attribute(name)
FactoryBot::Attribute::Dynamic.new(name, true, -> { "value" })
end
def build_non_ignored_attribute(name)
FactoryBot::Attribute::Dynamic.new(name, false, -> { "value" })
end
def build_association(name)
FactoryBot::Attribute::Association.new(name, :user, {})
end
it "knows all its #names" do
list = build_attribute_list(
build_ignored_attribute(:comments_count),
build_non_ignored_attribute(:last_name),
build_association(:avatar)
)
expect(list.names).to eq [:comments_count, :last_name, :avatar]
end
it "knows all its #names for #ignored attributes" do
list = build_attribute_list(
build_ignored_attribute(:posts_count),
build_non_ignored_attribute(:last_name),
build_association(:avatar)
)
expect(list.ignored.names).to eq [:posts_count]
end
it "knows all its #names for #non_ignored attributes" do
list = build_attribute_list(
build_ignored_attribute(:posts_count),
build_non_ignored_attribute(:last_name),
build_association(:avatar)
)
expect(list.non_ignored.names).to eq [:last_name, :avatar]
end
it "knows all its #names for #associations" do
list = build_attribute_list(
build_ignored_attribute(:posts_count),
build_non_ignored_attribute(:last_name),
build_association(:avatar)
)
expect(list.associations.names).to eq [:avatar]
end
end
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