spec/models/related_content_spec.rb
require "rails_helper"
describe RelatedContent do
let(:parent_relationable) { create([:proposal, :debate].sample) }
let(:child_relationable) { create([:proposal, :debate].sample) }
let(:related_content) { build(:related_content) }
it "is valid" do
expect(related_content).to be_valid
end
it "allows relationables from various classes" do
3.times do
expect(build(:related_content,
parent_relationable: parent_relationable,
child_relationable: child_relationable)).to be_valid
end
end
it "does not allow empty relationables" do
expect(build(:related_content, parent_relationable: nil)).not_to be_valid
expect(build(:related_content, child_relationable: nil)).not_to be_valid
end
it "does not allow repeated related contents" do
related_content = create(:related_content,
parent_relationable: parent_relationable,
child_relationable: child_relationable,
author: build(:user))
new_related_content = build(:related_content,
parent_relationable: related_content.parent_relationable,
child_relationable: related_content.child_relationable)
expect(new_related_content).not_to be_valid
end
it "does not allow relating a content to itself" do
related_content = build(:related_content,
parent_relationable: parent_relationable,
child_relationable: parent_relationable)
expect(related_content).not_to be_valid
end
it "is not valid with an invalid parent relationable type" do
related_content.parent_relationable_type = "NotARealModel"
expect { related_content.valid? }.to raise_exception "uninitialized constant NotARealModel"
end
it "is not valid with parent relationable ID of a non-existent record" do
related_content.parent_relationable_id = related_content.parent_relationable.class.last.id + 1
expect(related_content).not_to be_valid
end
it "is not valid with an invalid child relationable type" do
related_content.child_relationable_type = "NotARealModel"
expect { related_content.valid? }.to raise_exception "uninitialized constant NotARealModel"
end
it "is not valid with child relationable ID of a non-existent record" do
related_content.child_relationable_id = related_content.child_relationable.class.last.id + 1
expect(related_content).not_to be_valid
end
describe "create_opposite_related_content" do
let(:parent_relationable) { create(:proposal) }
let(:child_relationable) { create(:debate) }
let(:related_content) do
build(:related_content,
parent_relationable: parent_relationable,
child_relationable: child_relationable,
author: build(:user))
end
it "creates an opposite related_content" do
expect { related_content.save }.to change { RelatedContent.count }.by(2)
expect(related_content.opposite_related_content.child_relationable).to eq(parent_relationable)
expect(related_content.opposite_related_content.parent_relationable).to eq(child_relationable)
end
end
describe "#relationed_contents" do
before do
related_content = create(:related_content,
parent_relationable: parent_relationable,
child_relationable: create(:proposal),
author: build(:user))
create(:related_content,
parent_relationable: parent_relationable,
child_relationable: child_relationable,
author: build(:user))
2.times do
related_content.send(:score_positive, build(:user))
end
6.times do
related_content.send(:score_negative, build(:user))
end
end
it "returns not hidden by reports related contents" do
expect(parent_relationable.relationed_contents).to eq [child_relationable]
end
it "returns related contents without withdrawn proposals" do
create(
:related_content,
parent_relationable: parent_relationable,
child_relationable: create(:proposal, :retired),
author: build(:user)
)
expect(parent_relationable.relationed_contents).to eq [child_relationable]
end
end
end