Struct DeterminismFixture 

pub struct DeterminismFixture { /* private fields */ }

Shared deterministic fixture for a test run.

Implementations

impl DeterminismFixture

pub fn new(prefix: &str, default_seed: u64) -> Self

Create a fixture with a stable run id and seed.

pub fn new_with( prefix: &str, seed: u64, deterministic: bool, time_step_ms: u64, ) -> Self

Create a fixture with explicit configuration (used by tests).

pub fn seed(&self) -> u64

Current deterministic seed.

pub fn deterministic(&self) -> bool

True when deterministic mode is enabled.

pub fn run_id(&self) -> &str

Stable run identifier for JSONL logs.

pub fn timestamp(&self) -> String

Return a deterministic timestamp string (or wall time if disabled).

pub fn now_ms(&self) -> u64

Return a monotonically increasing time in ms.

pub fn env_snapshot(&self) -> EnvSnapshot

Capture environment fields for logging.

Trait Implementations

impl Debug for DeterminismFixture

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.