Added assert_matrix_eq to allow high max_relative for tests

matrix/src/lib.rs

@@ -146,7 +146,9 @@ impl PartialEq for Matrix {
                 return false;
             }
             for col_idx in 0..self.matrix[row_idx].len() {
-                if !relative_eq!(self.matrix[row_idx][col_idx], _rhs.matrix[row_idx][col_idx]) {
+                if !relative_eq!(
+                    self.matrix[row_idx][col_idx],
+                    _rhs.matrix[row_idx][col_idx]) {
                     return false;
                 }
             }
@@ -535,6 +537,24 @@ mod tests {
 
     }
 
+    fn assert_matrix_eq(_lhs: &Matrix, _rhs: &Matrix, max_relative: f32) -> bool {
+        if _lhs.matrix.len() != _rhs.matrix.len() {
+            return false;
+        }
+
+        for row_idx in 0.._lhs.matrix.len() {
+            if _lhs.matrix[row_idx].len() != _rhs.matrix[row_idx].len() {
+                return false;
+            }
+            for col_idx in 0.._lhs.matrix[row_idx].len() {
+                assert_relative_eq!( _lhs.matrix[row_idx][col_idx],
+                    _rhs.matrix[row_idx][col_idx],
+                    max_relative = max_relative);
+            }
+        }
+        true
+    }
+
     #[test]
     fn inverse() {
         let m = Matrix::from_array([
@@ -558,6 +578,6 @@ mod tests {
             [-0.52256, -0.81392, -0.30075, 0.30639],
         ]);
 
-        assert_eq!(expected, b);
+        assert_matrix_eq(&expected, &b, 0.0001);
     }
 }