Struct AsyncUpdateAssertion 

pub struct AsyncUpdateAssertion { /* private fields */ }

Assertion helper for async data updates. This is the CRITICAL test that defines interface requirements.

Implementations

impl AsyncUpdateAssertion

pub fn new(field: &str) -> Self

Create new async update assertion.

pub fn record_initial(&mut self, value: &str)

Record initial value.

pub fn record_update(&mut self, value: &str)

Record updated value.

pub fn assert_present(&self)

Assert that value is present (non-empty).

Panics

Panics if value is empty or missing.

pub fn assert_changed(&self)

Assert that value changed between updates.

Panics

Panics if value never changed.

pub fn assert_numeric_in_range(&self, min: f64, max: f64)

Assert that value is numeric and within range.

Panics

Panics if value is not numeric or out of range.