Multivariate - A/B - split testing with Flipper

example.rb

# Register test groups
# https://www.flippercloud.io/docs/features#enablement-group

Flipper.register(:group_a) do |actor, context|
  # Algorithm or database lookup to determine if a user is in this group
  # e.g. 10% percentage of actors
  crc32('group_a' + context.feature_name + actor.flipper_id) % 100 < 10
end

Flipper.register(:group_b) do |actor, context|
  # Use data model to determine if user is in group
  actor.respond_to?(:in_group?) && user.in_group?(:group_b)
end

# Enable different experiments for different groups
Flipper.enable(:my_experiment_a, :group_a)
Flipper.enable(:my_experiment_b, :group_b)

# Conditional in your app to check if an experiment is enabled for a specific actor
if Flipper.enabled?(:my_experiment_a, current_user)
  # experiment A group
elsif Flipper.enabled?(:my_experiment_b, current_user)
  # experiment B group
else
  # control group
end