Add tests for viewing comments

This commit is contained in:
Karina Kwiatek 2023-05-05 15:58:19 +02:00
parent 849d4f74f2
commit adf294e6cb
4 changed files with 141 additions and 3 deletions

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@ -3,8 +3,8 @@
class CommentController < ApplicationController
def index
answer = Answer.find(params[:id])
comments = Comment.where(answer:).includes([{user: :profile}, :smiles])
@comments = Comment.where(answer:).includes([{user: :profile}, :smiles])
render "index", locals: { a: answer, comments: }
render "index", locals: { a: answer }
end
end

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@ -1,3 +1,3 @@
= turbo_frame_tag "ab-comments-list-#{a.id}" do
%div{ id: "ab-smiles-#{a.id}" }= render "answerbox/smiles", a:
%div{ id: "ab-comments-#{a.id}" }= render "answerbox/comments", a:, comments:
%div{ id: "ab-comments-#{a.id}" }= render "answerbox/comments", a:, comments: @comments

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@ -0,0 +1,37 @@
# frozen_string_literal: true
require "rails_helper"
describe CommentController, type: :controller do
describe "#index" do
shared_examples_for "succeeds" do
it "returns the correct response" do
subject
expect(response).to have_rendered("comment/index")
expect(response).to have_http_status(200)
expect(assigns(:comments)).to eq(comments)
expect(assigns(:comments)).to_not include(unrelated_comment)
end
end
subject { get :index, params: { username: answer_author.screen_name, id: answer.id } }
let(:answer_author) { FactoryBot.create(:user) }
let(:answer) { FactoryBot.create(:answer, user: answer_author) }
let(:commenter) { FactoryBot.create(:user) }
let!(:comments) { FactoryBot.create_list(:comment, num_comments, answer:, user: commenter) }
let!(:unrelated_comment) do
FactoryBot.create(:comment,
answer: FactoryBot.create(:answer, user: FactoryBot.create(:user)),
user: commenter,)
end
[0, 1, 5, 30].each do |num_comments|
context "#{num_comments} comments" do
let(:num_comments) { num_comments }
include_examples "succeeds"
end
end
end
end

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@ -0,0 +1,101 @@
# frozen_string_literal: true
require "rails_helper"
describe "answerbox/_comments.html.haml", type: :view do
subject(:rendered) do
render partial: "answerbox/comments", locals: {
comments:, a:
}
end
let(:a) { FactoryBot.create(:answer, user: FactoryBot.create(:user)) }
let(:comments) { Comment.all }
context "no comments" do
it "shows an empty list" do
expect(rendered).to eq("There are no comments yet.\n")
end
end
context "comments are present" do
let!(:expected_comments) { FactoryBot.create_list(:comment, 5, answer: a, user: FactoryBot.create(:user)) }
it "shows a list of comments" do
html = Nokogiri::HTML.parse(rendered)
selector = %(li.comment .comment__content)
comment_elements = html.css(selector)
expect(comment_elements.size).to eq(5)
expect(comment_elements.map(&:text).map(&:strip)).to eq(expected_comments.map(&:content))
end
end
context "containing your own comment" do
let(:user) { FactoryBot.create(:user) }
let!(:comment) { FactoryBot.create(:comment, user:, answer: a) }
before do
sign_in user
end
it "shows the delete option" do
html = Nokogiri::HTML.parse(rendered)
selector = %(li.comment[data-comment-id="#{comment.id}"] .btn-group a[data-action="ab-comment-destroy"])
element = html.css(selector)
expect(element).to_not be_nil
expect(element.text.strip).to eq("Delete")
end
end
context "containing someone else's comment" do
let(:user) { FactoryBot.create(:user) }
let!(:comment) { FactoryBot.create(:comment, user: FactoryBot.create(:user), answer: a) }
before do
sign_in user
end
it "does not show the delete option" do
html = Nokogiri::HTML.parse(rendered)
selector = %(li.comment[data-comment-id="#{comment.id}"] .btn-group a[data-action="ab-comment-destroy"])
expect(html.css(selector)).to be_empty
end
end
context "containing a comment with smiles" do
let(:comment_author) { FactoryBot.create(:user) }
let(:comment) { FactoryBot.create(:comment, answer: a, user: comment_author) }
let(:other_comment) { FactoryBot.create(:comment, answer: a, user: comment_author) }
before do
5.times do
user = FactoryBot.create(:user)
user.smile comment
end
User.last.smile other_comment
end
it "shows the correct number of smiles" do
html = Nokogiri::HTML.parse(rendered)
selector = %(li.comment[data-comment-id="#{comment.id}"] button[data-action="smile"]>span)
expect(html.css(selector).text).to eq("5")
end
end
context "containing a comment you've smiled" do
let(:user) { FactoryBot.create(:user) }
let!(:comment) { FactoryBot.create(:comment, user: FactoryBot.create(:user), answer: a) }
before do
sign_in user
user.smile comment
end
it "displays the comment as smiled" do
html = Nokogiri::HTML.parse(rendered)
selector = %(li.comment[data-comment-id="#{comment.id}"] button[data-action="unsmile"])
expect(html.css(selector)).to_not be_empty
end
end
end