RUBY-2445 add interactive flag to omit per-test timeouts (#2137)

Co-authored-by: Oleg Pudeyev <oleg@bsdpower.com>

Author: p-mongo

.evergreen/Dockerfile.erb

@@ -186,6 +186,10 @@ ENV MONGO_ORCHESTRATION_HOME=/tmpfs \
   PROJECT_DIRECTORY=/app \
   <%= @env.map { |k, v| %Q`#{k}="#{v.gsub('$', "\\$").gsub('"', "\\\"")}"` }.join(" \\\n  ") %>
 
+<% if interactive? %>
+  ENV INTERACTIVE=1
+<% end %>
+
 COPY . .
 
 <% if expose? %>

.evergreen/test-on-docker

@@ -56,6 +56,10 @@ class Runner
       opts.on('-s', '--script=SCRIPT', 'Test script to invoke') do |v|
         @options[:script] = v
       end
+
+      opts.on('-i', '--interactive', 'Interactive mode - disable per-test timeouts') do |v|
+        @options[:interactive] = v
+      end
     end.parse!
 
     @env = Hash[ARGV.map do |arg|
@@ -179,6 +183,10 @@ class Runner
     !!@options[:preload]
   end
 
+  def interactive?
+    !!@options[:interactive]
+  end
+
   def server_download_url
     @server_download_url ||= ServerVersionRegistry.new(server_version, distro).download_url
   end

spec/lite_spec_helper.rb

@@ -104,7 +104,7 @@
     end
   end
 
-  if SpecConfig.instance.ci?
+  if SpecConfig.instance.ci? && !%w(1 true yes).include?(ENV['INTERACTIVE']&.downcase)
     # Allow a max of 30 seconds per test.
     # Tests should take under 10 seconds ideally but it seems
     # we have some that run for more than 10 seconds in CI.