wblog/spec/controllers/admin/posts_controller_spec.rb

require 'spec_helper'

describe Admin::PostsController do

  before do
    session[:login] = true
  end
  it "preview should return ok" do
    post :preview
    expect(response.body).to eq("")
    post :preview, content: '123'
    expect(response.body).to eq("<p>123</p>\n")
  end

  it "update" do
    post = create(:post)

    patch 'update', id: post.id, labels: 'think, go '
    expect(post.reload.labels.size).to eq(2)
  end


  it "destroy" do
    post = create(:post)
    label = create(:label)
    post.labels << label
    post.save!
    expect(label.posts.size).to eq(1)

    delete 'destroy', id: post.id
    expect( Post.all.size ).to eq(0)
    expect( label.reload.posts.size ).to eq(0)
  end

  it "create" do
    post_params = attributes_for(:post)
    post 'create', post_params.merge( labels: 'think, go ' )
    
    post = Post.first
    expect( post.labels.size ).to eq(2)
  end

  it "create fail and see labels_content" do
    post 'create', labels: 'think, go '
    expect( assigns(:post).labels_content ).to eq('think, go')
  end
end