fixed simplecov on ci

Author: ndbroadbent

rails_test_app/create_app.rb

@@ -294,6 +294,39 @@ def copy_template(file, target_path = nil)
   copy_template(entry)
 end
 
+boot_path = File.join(RAILS_APP_DIR, "config", "boot.rb")
+unless File.read(boot_path).include?("LOGSTRUCT_SIMPLECOV_BOOT")
+  simplecov_boot = <<~RUBY
+
+    if ENV['RAILS_ENV'] == 'test' && ENV['LOGSTRUCT_SIMPLECOV_BOOT'] != '1'
+      ENV['LOGSTRUCT_SIMPLECOV_BOOT'] = '1'
+      begin
+        require 'simplecov'
+        require 'simplecov-json'
+        SimpleCov.formatters = [
+          SimpleCov::Formatter::HTMLFormatter,
+          SimpleCov::Formatter::JSONFormatter
+        ]
+        SimpleCov.start do
+          root_path = File.expand_path('../../..', __dir__)
+          coverage_dir File.join(root_path, 'coverage_rails')
+          add_filter '/rails_test_app/'
+          enable_coverage :branch
+          primary_coverage :branch
+        end
+        SimpleCov.at_exit do
+          SimpleCov.result
+        end
+      rescue LoadError
+        # SimpleCov not available; skip instrumentation
+      end
+    end
+
+  RUBY
+
+  File.write(boot_path, File.read(boot_path) + simplecov_boot)
+end
+
 # Ensure HostAuthorization does not block example test hosts
 test_env_path = File.join(RAILS_APP_DIR, "config", "environments", "test.rb")
 if File.exist?(test_env_path)

rails_test_app/templates/config/initializers/logstruct.rb

@@ -1,5 +1,7 @@
 # typed: strict
 
+require "log_struct"
+
 # Configure LogStruct
 LogStruct.configure do |config|
   # Specify which environments to enable in

rails_test_app/templates/test/integration/boot_logs_integration_test.rb

@@ -20,6 +20,9 @@ def test_rails_runner_emits_dotenv_structured_logs_and_ends_with_true
     refute_empty output, "Expected some output from rails runner"
 
     lines = output.split("\n").map(&:strip).reject(&:empty?)
+    lines.reject! do |line|
+      line.start_with?("Coverage report generated", "Line Coverage:", "Branch Coverage:")
+    end
     # Ensure the last non-empty line is 'true'
     last_line = lines.last
 
@@ -59,6 +62,9 @@ def test_rails_runner_emits_original_dotenv_logs_when_disabled
     refute_empty output, "Expected some output from rails runner"
 
     lines = output.split("\n").map(&:strip).reject(&:empty?)
+    lines.reject! do |line|
+      line.start_with?("Coverage report generated", "Line Coverage:", "Branch Coverage:")
+    end
     last_line = lines.last
 
     assert_equal "false", last_line, "Expected final line to be 'false'"

rails_test_app/templates/test/test_helper.rb

@@ -1,32 +1,33 @@
 # typed: true
 
-require "simplecov"
+require "simplecov" unless defined?(SimpleCov)
 require "simplecov-json"
 require "sorbet-runtime"
 require "debug"
 
-# Configure SimpleCov for Rails integration tests
-SimpleCov.formatters = [
-  SimpleCov::Formatter::HTMLFormatter,
-  SimpleCov::Formatter::JSONFormatter
-]
+unless SimpleCov.running
+  SimpleCov.formatters = [
+    SimpleCov::Formatter::HTMLFormatter,
+    SimpleCov::Formatter::JSONFormatter
+  ]
 
-# We need to configure SimpleCov before loading any application code
-SimpleCov.start do
-  T.bind(self, T.all(SimpleCov::Configuration, Kernel))
+  SimpleCov.start do
+    T.bind(self, T.all(SimpleCov::Configuration, Kernel))
 
-  gem_path = File.expand_path("../../../../", __FILE__)
-  SimpleCov.root(gem_path)
+    gem_path = File.expand_path("../../../../", __FILE__)
+    SimpleCov.root(gem_path)
 
-  add_filter "rails_test_app"
+    add_filter "rails_test_app"
 
-  # Coverage is stored in a directory relative to the Rails app
-  coverage_dir "coverage_rails"
-  # command_name "test:integration"
+    coverage_dir "coverage_rails"
 
-  # Enable branch coverage
-  enable_coverage :branch
-  primary_coverage :branch
+    enable_coverage :branch
+    primary_coverage :branch
+  end
+
+  SimpleCov.at_exit do
+    SimpleCov.result
+  end
 end
 
 # Require logstruct after starting SimpleCov