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New expect syntax + new hash syntax and couple corrections
#Model
expect(@user).to have(1).error_on(:username) # Checks whether there is an error in username
expect(@user.errors[:username]).to include("can't be blank") # check for the error message
#Rendering
expect(response).to render_template(:index)
#Redirecting
expect(response).to redirect_to(movies_path)
#Capybara Matchers
expect(response.body).to have_content("Hello world")
expect(response.body).to have_no_content("Hello world")
expect(response.body).to have_css("input#movie_title")
expect(response.body).to have_css("input#movie_title", text: "Twelve Angry Men")
expect(response.body).to have_css("input", count: 3) #True if there are 3 input tags in response
expect(response.body).to have_css("input", maximum: 3) # True if there or fewer or equal to 3 input tags
expect(response.body).to have_css("input", minimum: 3) # True if there are minimum of 3 input tags
expect(response.body).to have_css("input", between: 1..3) # True if there 1 to 3 input tags
expect(response.body).to have_css("p a", text: "hello") # True if there is a anchor tag with text hello
expect(response.body).to have_css("p a", text: /[hH]ello(.+)/i)
# True if there is a anchor tag with text matching regex
expect(response.body).to have_xpath("//a")
expect(response.body).to have_xpath("//a", href: "google.com")
expect(response.body).to have_xpath("//a[@href => 'google.com']")
expect(response.body).to have_xpath("//a[contains(.,'some string')]")
expect(response.body).to have_xpath("//p//a", text: /re[dab]i/i, count: 1)
# can take both xpath and css as input and can take arguments similar to both have_css and have_xpath
expect(response.body).to have_selector(:xpath, "//p/h1")
expect(response.body).to have_selector(:css, "p a#movie_edit_path")
# For making capybara take css as default selector
Capybara.default_selector = :css
expect(response.body).to have_selector("input") #checks for the presence of the input tag
expect(response.body).to have_selector("input", text: "Twelve Angry Men") # checks for input tag with value
expect(response.body).to have_no_selector("input")
# For making capybara take xpath as default selector
Capybara.default_selector = :xpath
expect(response.body).to have_selector("//input") #checks for the presence of the input tag
expect(response.body).to have_selector("//input", text: "Twelve Angry Men") # checks for input tag with value
# To access elements inside form
expect(response.body).to have_field("FirstName") # checks for presence of a input field named FirstName in a form
expect(response.body).to have_field("FirstName", text: "Rambo")
expect(response.body).to have_field("FirstName", with: "Rambo")
expect(response.body).to have_link("Foo")
expect(response.body).to have_link("Foo", href: "googl.com")
expect(response.body).to have_no_link("Foo", href: "google.com")
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