Struct AbTestRunner 

pub struct AbTestRunner { /* private fields */ }

Thread-safe legacy two-variant A/B test runner.

Implementations

impl AbTestRunner

pub fn new() -> Self

Create an empty runner.

pub fn register(&self, config: AbTestConfig)

Register a new experiment.

pub fn delete(&self, name: &str) -> bool

Remove an experiment.

pub fn assign(&self, name: &str, user_id: &str) -> Option<Variant>

Assign a user deterministically to a variant.

pub fn record_observation(&self, name: &str, variant: Variant, score: f64)

Record a metric observation for the given variant.

pub fn analyse(&self, name: &str) -> Option<AbTestResult>

Run Welch’s t-test on the accumulated observations.

pub fn sample_counts(&self, name: &str) -> Option<(usize, usize)>

Return sample counts for both variants.

pub fn experiment_names(&self) -> Vec<String>

Return names of all registered experiments.

pub fn current_means(&self, name: &str) -> Option<(f64, f64)>

Return current means for both variants.

Trait Implementations

impl Clone for AbTestRunner

fn clone(&self) -> AbTestRunner

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for AbTestRunner

fn default() -> AbTestRunner

Returns the “default value” for a type.