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Adding specs

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1 parent 4b47230 commit 6cd9270b9e8039b6291e96bc0764c6c3dd5248cb @williamn williamn committed Apr 24, 2012
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+require 'spec_helper'
+
+describe PostsController do
+
+ # This should return the minimal set of attributes required to create a valid
+ # Post. As you add validations to Post, be sure to
+ # update the return value of this method accordingly.
+ def valid_attributes
+ FactoryGirl.attributes_for(:post)
+ end
+
+ # This should return the minimal set of values that should be in the session
+ # in order to pass any filters (e.g. authentication) defined in
+ # PostsController. Be sure to keep this updated too.
+ def valid_session
+ {}
+ end
+
+ describe "GET index" do
+ it "assigns all posts as @posts" do
+ post = Post.create! valid_attributes
+ get :index, {}, valid_session
+ assigns(:posts).should eq([post])
+ end
+ end
+
+ describe "GET show" do
+ describe "with valid params" do
+ it "assigns the requested post as @post" do
+ post = Post.create! valid_attributes
+ get :show, {:id => post.to_param}, valid_session
+ assigns(:post).should eq(post)
+ end
+ end
+ describe "with invalid params" do
+ it "redirects to the posts list" do
+ get :show, {:id => 0}, valid_session
+ response.should redirect_to(posts_url)
+ end
+ end
+ end
+
+ describe "GET new" do
+ it "assigns a new post as @post" do
+ get :new, {}, valid_session
+ assigns(:post).should be_a_new(Post)
+ end
+ end
+
+ describe "GET edit" do
+ describe "with valid params" do
+ it "assigns the requested post as @post" do
+ post = Post.create! valid_attributes
+ get :edit, {:id => post.to_param}, valid_session
+ assigns(:post).should eq(post)
+ end
+ end
+ describe "with invalid params" do
+ it "redirects to the posts list" do
+ get :edit, {:id => 0}, valid_session
+ response.should redirect_to(posts_url)
+ end
+ end
+ end
+
+ describe "POST create" do
+ describe "with valid params" do
+ it "creates a new Post" do
+ expect {
+ post :create, {:post => valid_attributes}, valid_session
+ }.to change(Post, :count).by(1)
+ end
+
+ it "assigns a newly created post as @post" do
+ post :create, {:post => valid_attributes}, valid_session
+ assigns(:post).should be_a(Post)
+ assigns(:post).should be_persisted
+ end
+
+ it "redirects to the created post" do
+ post :create, {:post => valid_attributes}, valid_session
+ response.should redirect_to(Post.last)
+ end
+ end
+
+ describe "with invalid params" do
+ it "assigns a newly created but unsaved post as @post" do
+ # Trigger the behavior that occurs when invalid params are submitted
+ Post.any_instance.stub(:save).and_return(false)
+ post :create, {:post => {}}, valid_session
+ assigns(:post).should be_a_new(Post)
+ end
+
+ it "re-renders the 'new' template" do
+ # Trigger the behavior that occurs when invalid params are submitted
+ Post.any_instance.stub(:save).and_return(false)
+ post :create, {:post => {}}, valid_session
+ response.should render_template("new")
+ end
+ end
+ end
+
+ describe "PUT update" do
+ describe "with valid params" do
+ it "updates the requested post" do
+ post = Post.create! valid_attributes
+ # Assuming there are no other posts in the database, this
+ # specifies that the Post created on the previous line
+ # receives the :update_attributes message with whatever params are
+ # submitted in the request.
+ Post.any_instance.should_receive(:update_attributes).with({'these' => 'params'})
+ put :update, {:id => post.to_param, :post => {'these' => 'params'}}, valid_session
+ end
+
+ it "assigns the requested post as @post" do
+ post = Post.create! valid_attributes
+ put :update, {:id => post.to_param, :post => valid_attributes}, valid_session
+ assigns(:post).should eq(post)
+ end
+
+ it "redirects to the post" do
+ post = Post.create! valid_attributes
+ put :update, {:id => post.to_param, :post => valid_attributes}, valid_session
+ response.should redirect_to(post)
+ end
+ end
+
+ describe "with invalid params" do
+ it "assigns the post as @post" do
+ post = Post.create! valid_attributes
+ # Trigger the behavior that occurs when invalid params are submitted
+ Post.any_instance.stub(:save).and_return(false)
+ put :update, {:id => post.to_param, :post => {}}, valid_session
+ assigns(:post).should eq(post)
+ end
+
+ it "re-renders the 'edit' template" do
+ post = Post.create! valid_attributes
+ # Trigger the behavior that occurs when invalid params are submitted
+ Post.any_instance.stub(:save).and_return(false)
+ put :update, {:id => post.to_param, :post => {}}, valid_session
+ response.should render_template("edit")
+ end
+ end
+ end
+
+ describe "DELETE destroy" do
+ describe "with valid params" do
+ it "destroys the requested post" do
+ post = Post.create! valid_attributes
+ expect {
+ delete :destroy, {:id => post.to_param}, valid_session
+ }.to change(Post, :count).by(-1)
+ end
+
+ it "redirects to the posts list" do
+ post = Post.create! valid_attributes
+ delete :destroy, {:id => post.to_param}, valid_session
+ response.should redirect_to(posts_url)
+ end
+ end
+
+ describe "with invalid params" do
+ it "redirects to the posts list" do
+ delete :destroy, {:id => 0}, valid_session
+ response.should redirect_to(posts_url)
+ end
+ end
+ end
+
+end
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+FactoryGirl.define do
+ factory :post do
+ title "MyTitle"
+ body "MyBody"
+ end
+end
+
@@ -0,0 +1,6 @@
+require 'spec_helper'
+
+describe Post do
+ it { should validate_presence_of(:title) }
+ it { should validate_presence_of(:body) }
+end

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