anchor.diff:    Expect.equals(-10.5, min(0.5, -10.5));
     // Test matrix:
     // NaN, -infinity, -499.0, -499, -0.0, 0.0, 0, 499.0, 499, +infinity.
  -  var inf = double.INFINITY;
  -  var nan = double.NAN;
   
     Expect.isTrue(min(nan, nan).isNaN);
     Expect.isTrue(min(nan, -inf).isNaN);
  
positive.code:   Expect.isTrue(max(0.0, -499) is double);
    Expect.isTrue(max(0.0, -499.0) is double);
    Expect.isTrue(max(0.0, -inf) is double);
  
    Expect.isFalse(max(0.0, 0.0).isNegative);
    Expect.isFalse(max(0.0, 0).isNegative);
    Expect.isFalse(max(0.0, -0.0).isNegative);
  
negative.code: import "package:expect/expect.dart";
  import 'dart:math';
  
  var inf = double.INFINITY;
  var nan = double.NAN;
  
  testMin() {
    testMin1();
    testMin2();
    testMin3();
  }
  
  testMin1() {
  