From af98b8da063b72d20f26ae210ad18108ffbe0471 Mon Sep 17 00:00:00 2001
From: Steve Myers <steve@notmandatory.org>
Date: Thu, 8 Apr 2021 12:12:51 -0700
Subject: [PATCH] Compare float equality using error margin EPSILON, clippy
 warning

https://rust-lang.github.io/rust-clippy/master/index.html#float_cmp
---
 src/wallet/coin_selection.rs | 19 +++++++++----------
 1 file changed, 9 insertions(+), 10 deletions(-)

diff --git a/src/wallet/coin_selection.rs b/src/wallet/coin_selection.rs
index 47ef2d99..5653662d 100644
--- a/src/wallet/coin_selection.rs
+++ b/src/wallet/coin_selection.rs
@@ -654,7 +654,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 3);
         assert_eq!(result.selected_amount(), 300_010);
-        assert_eq!(result.fee_amount, 254.0);
+        assert!((result.fee_amount - 254.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -675,7 +675,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 3);
         assert_eq!(result.selected_amount(), 300_010);
-        assert_eq!(result.fee_amount, 254.0);
+        assert!((result.fee_amount - 254.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -696,7 +696,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 1);
         assert_eq!(result.selected_amount(), 200_000);
-        assert_eq!(result.fee_amount, 118.0);
+        assert!((result.fee_amount - 118.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -756,7 +756,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 3);
         assert_eq!(result.selected_amount(), 300_000);
-        assert_eq!(result.fee_amount, 254.0);
+        assert!((result.fee_amount - 254.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -777,7 +777,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 3);
         assert_eq!(result.selected_amount(), 300_010);
-        assert_eq!(result.fee_amount, 254.0);
+        assert!((result.fee_amount - 254.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -798,7 +798,7 @@ mod test {
 
         assert_eq!(result.selected.len(), 3);
         assert_eq!(result.selected_amount(), 300010);
-        assert_eq!(result.fee_amount, 254.0);
+        assert!((result.fee_amount - 254.0).abs() < f32::EPSILON);
     }
 
     #[test]
@@ -968,7 +968,7 @@ mod test {
                 cost_of_change,
             )
             .unwrap();
-        assert_eq!(result.fee_amount, 186.0);
+        assert!((result.fee_amount - 186.0).abs() < f32::EPSILON);
         assert_eq!(result.selected_amount(), 100_000);
     }
 
@@ -1031,9 +1031,8 @@ mod test {
         );
 
         assert!(result.selected_amount() > target_amount);
-        assert_eq!(
-            result.fee_amount,
-            50.0 + result.selected.len() as f32 * 68.0
+        assert!(
+            (result.fee_amount - (50.0 + result.selected.len() as f32 * 68.0)).abs() < f32::EPSILON
         );
     }
 }