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57 lines
1.3 KiB
Ruby
57 lines
1.3 KiB
Ruby
require 'rails_helper'
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describe 'like' do
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let(:member) { FactoryBot.create(:member) }
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let(:post) { FactoryBot.create(:post) }
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context 'existing like' do
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before do
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@like = Like.create(member: member, likeable: post)
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end
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it 'is valid' do
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expect(@like).to be_valid
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end
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it 'belongs to a member' do
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expect(@like.member).to be_an_instance_of Member
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end
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it 'belongs to a likeable item' do
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expect(@like).to respond_to :likeable
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end
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end
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context 'invalid parameters' do
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it 'is invalid without a member' do
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like = Like.new
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like.likeable = post
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expect(like).not_to be_valid
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end
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it 'is invalid without a likeable item' do
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like = Like.new
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like.member = member
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expect(like).not_to be_valid
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end
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end
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it 'does not allow duplicate likes by the same member' do
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Like.create(member: member, likeable: post)
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second_like = Like.new(member: member, likeable: post)
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expect(second_like).not_to be_valid
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end
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it 'destroys like if post no longer exists' do
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like = Like.create(member: member, likeable: post)
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post.destroy
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expect(Like.all).not_to include like
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end
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it 'destroys like if member no longer exists' do
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like = Like.create(member: member, likeable: post)
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member.destroy
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expect(Like.all).not_to include like
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end
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end
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