DEV: Split out multisite tests in bin/turbo_rspec

* A new process is started that just runs the multisite tests
 * The other processes are instructed to exclude the multisite tests

lib/turbo_tests/runner.rb

@@ -44,8 +44,10 @@ module TurboTests
 
       setup_tmp_dir
 
-      tests_in_groups.each_with_index do |tests, process_num|
-        start_subprocess(tests, process_num + 1)
+      start_multisite_subprocess(@files)
+
+      tests_in_groups.each_with_index do |tests, process_id|
+        start_regular_subprocess(tests, process_id + 1)
       end
 
       handle_messages
@@ -83,23 +85,45 @@ module TurboTests
       FileUtils.mkdir_p('tmp/test-pipes/')
     end
 
-    def start_subprocess(tests, process_num)
+    def start_multisite_subprocess(tests)
+      start_subprocess(
+        {},
+        ["--tag", "type:multisite"],
+        tests,
+        "multisite"
+      )
+    end
+
+    def start_regular_subprocess(tests, process_id)
+      start_subprocess(
+        { 'TEST_ENV_NUMBER' => process_id.to_s },
+        ["--tag", "~type:multisite"],
+        tests,
+        process_id
+      )
+    end
+
+    def start_subprocess(env, extra_args, tests, process_id)
       if tests.empty?
         @messages << {
           type: 'exit',
-          process_num: process_num
+          process_id: process_id
         }
       else
+        tmp_filename = "tmp/test-pipes/subprocess-#{process_id}"
+
         begin
-          File.mkfifo("tmp/test-pipes/subprocess-#{process_num}")
+          File.mkfifo(tmp_filename)
         rescue Errno::EEXIST
         end
 
-        env = { 'TEST_ENV_NUMBER' => process_num.to_s }
+        env['RSPEC_SILENCE_FILTER_ANNOUNCEMENTS'] = '1'
+
         command = [
           "bundle", "exec", "rspec",
-          "-f", "TurboTests::JsonRowsFormatter",
-          "-o", "tmp/test-pipes/subprocess-#{process_num}",
+          *extra_args,
+          "--format", "TurboTests::JsonRowsFormatter",
+          "--out", tmp_filename,
           *tests
         ]
 
@@ -107,25 +131,25 @@ module TurboTests
           command_str = [
             env.map { |k, v| "#{k}=#{v}" }.join(' '),
             command.join(' ')
-          ].join(' ')
+          ].select { |x| x.size > 0 }.join(' ')
 
-          STDERR.puts "Process #{process_num}: #{command_str}"
+          STDERR.puts "Process #{process_id}: #{command_str}"
         end
 
         _stdin, stdout, stderr, _wait_thr = Open3.popen3(env, *command)
 
         @threads <<
           Thread.new do
-            File.open("tmp/test-pipes/subprocess-#{process_num}") do |fd|
+            File.open(tmp_filename) do |fd|
               fd.each_line do |line|
                 message = JSON.parse(line)
                 message = message.symbolize_keys
-                message[:process_num] = process_num
+                message[:process_id] = process_id
                 @messages << message
               end
             end
 
-            @messages << { type: 'exit', process_num: process_num }
+            @messages << { type: 'exit', process_id: process_id }
           end
 
         @threads << start_copy_thread(stdout, STDOUT)
@@ -167,7 +191,7 @@ module TurboTests
           when 'close'
           when 'exit'
             exited += 1
-            if exited == @num_processes
+            if exited == @num_processes + 1
               break
             end
           else

spec/rails_helper.rb

@@ -155,6 +155,7 @@ end
 
 RSpec.configure do |config|
   config.fail_fast = ENV['RSPEC_FAIL_FAST'] == "1"
+  config.silence_filter_announcements = ENV['RSPEC_SILENCE_FILTER_ANNOUNCEMENTS'] == "1"
   config.include Helpers
   config.include MessageBus
   config.include RSpecHtmlMatchers