From 995eaec5559235be074446e02f87e022bf69d855 Mon Sep 17 00:00:00 2001
From: Dennis <info@project-osrm.org>
Date: Wed, 5 Jun 2024 12:04:26 +0200
Subject: [PATCH] Move approximate equality test for floats to util

---
 tests/common/f64_utils.rs | 4 ++++
 tests/common/mod.rs       | 1 +
 tests/cucumber.rs         | 5 +++--
 3 files changed, 8 insertions(+), 2 deletions(-)

diff --git a/tests/common/f64_utils.rs b/tests/common/f64_utils.rs
index e69de29bb..838bc2732 100644
--- a/tests/common/f64_utils.rs
+++ b/tests/common/f64_utils.rs
@@ -0,0 +1,4 @@
+pub fn approx_equal(a: f64, b: f64, dp: u8) -> bool {
+    let p = 10f64.powi(-(dp as i32));
+    (a - b).abs() < p
+}
\ No newline at end of file
diff --git a/tests/common/mod.rs b/tests/common/mod.rs
index 1e32275df..79611fa75 100644
--- a/tests/common/mod.rs
+++ b/tests/common/mod.rs
@@ -1,4 +1,5 @@
 pub mod cli_arguments;
+pub mod f64_utils;
 pub mod file_util;
 pub mod hash_util;
 pub mod lexicographic_file_walker;
diff --git a/tests/cucumber.rs b/tests/cucumber.rs
index a9a975e66..f17740cf7 100644
--- a/tests/cucumber.rs
+++ b/tests/cucumber.rs
@@ -5,8 +5,9 @@ mod common;
 use cheap_ruler::CheapRuler;
 use clap::Parser;
 use common::{
-    cli_arguments::Args, hash_util::md5_of_osrm_executables, nearest_response::NearestResponse,
-    osm::OSMWay, osrm_world::OSRMWorld, task_starter::TaskStarter,
+    cli_arguments::Args, f64_utils::approx_equal, hash_util::md5_of_osrm_executables,
+    nearest_response::NearestResponse, osm::OSMWay, osrm_world::OSRMWorld,
+    task_starter::TaskStarter,
 };
 use core::panic;
 use cucumber::{self, gherkin::Step, given, when, World};