Add coverage for volunteers setting their passwords

Author: stefannibrasil

app/views/devise/invitations/edit.html.erb

@@ -1,5 +1,5 @@
 <div class="password-box px-4 pb-3">
-  <h2 class="my-3">Send invitation</h2>
+  <h2 class="my-3">Set password</h2>
 
   <%= form_with(model: resource, as: resource_name, url: invitation_path(resource_name), local: true, html: {method: :put}) do |f| %>
     <%= render "/shared/error_messages", resource: resource %>

spec/views/devise/invitations/edit.html.erb_spec.rb

@@ -0,0 +1,18 @@
+require "rails_helper"
+
+RSpec.describe "users/invitation/edit", type: :view do
+  it "displays title" do
+    render template: "devise/invitations/edit"
+    expect(rendered).to have_text("Set password")
+  end
+
+  it "displays fields for user to set password" do
+    render template: "devise/invitations/edit"
+    expect(rendered).to have_field("user_invitation_token", type: :hidden)
+    expect(rendered).to have_text("Password")
+    expect(rendered).to have_field("user_password")
+    expect(rendered).to have_text("Password confirmation")
+    expect(rendered).to have_field("user_password_confirmation")
+    expect(rendered).to have_button("Set my password")
+  end
+end