assert-eq-float
This crate provides the assert_eq_float! macro that supports floats.
Examples
use assert_eq_float;
assert_eq_float!; // error = 0.0000000000000021316282072803005
assert_eq_float!; // error = 53290705182007510000000000000000000000000000000000000000000000000000000000000000000000
The default margin of error is dynamically computed by properties of IEEE 754 floating point numbers. You don't need to worry about it if you just want to check two float values are equal.
Crates.io
https://crates.io/crates/assert-eq-float
Documentation
https://docs.rs/assert-eq-float