Install capybara

This helps make feature specs usable right from the very beginning, and will allow us to remove a bunch of manual setup instructions from our getting started guide for 2.1.

lib/hanami/rspec/commands.rb

@@ -17,6 +17,7 @@ def call(*, **)
           copy_dotrspec
           copy_spec_helper
           copy_support_rspec
+          copy_support_features
           copy_support_requests
 
           generate_request_spec
@@ -54,6 +55,13 @@ def copy_support_rspec
           )
         end
 
+        def copy_support_features
+          fs.cp(
+            fs.expand_path(fs.join("generators", "support_features.rb"), __dir__),
+            fs.expand_path(fs.join("spec", "support", "features.rb"))
+          )
+        end
+
         def copy_support_requests
           fs.cp(
             fs.expand_path(fs.join("generators", "support_requests.rb"), __dir__),

lib/hanami/rspec/generators/gemfile

@@ -1,4 +1,5 @@
 
 group :test do
+  gem "capybara"
   gem "rack-test"
 end

lib/hanami/rspec/generators/helper.rb

@@ -7,4 +7,5 @@
 require "hanami/prepare"
 
 require_relative "support/rspec"
+require_relative "support/features"
 require_relative "support/requests"

lib/hanami/rspec/generators/support_features.rb

@@ -0,0 +1,5 @@
+# frozen_string_literal: true
+
+require "capybara/rspec"
+
+Capybara.app = Hanami.app

spec/unit/hanami/rspec/commands/install_spec.rb

@@ -25,6 +25,7 @@
       # Gemfile
       gemfile = <<~EOF
         group :test do
+          gem "capybara"
           gem "rack-test"
         end
       EOF
@@ -47,6 +48,7 @@
         require "hanami/prepare"
 
         require_relative "support/rspec"
+        require_relative "support/features"
         require_relative "support/requests"
       EOF
       expect(fs.read("spec/spec_helper.rb")).to eq(spec_helper)
@@ -83,6 +85,16 @@
       EOF
       expect(fs.read("spec/support/rspec.rb")).to eq(support_rspec)
 
+      # spec/support/features.rb
+      support_features = <<~EOF
+        # frozen_string_literal: true
+
+        require "capybara/rspec"
+
+        Capybara.app = Hanami.app
+      EOF
+      expect(fs.read("spec/support/features.rb")).to eq(support_features)
+
       # spec/support/requests.rb
       support_requests = <<~EOF
         # frozen_string_literal: true