Migrated test block 17 to Dart 2.0.

tests/corelib_2/num_clamp_static_test.dart

+// Copyright (c) 2012, the Dart project authors.  Please see the AUTHORS file
+// for details. All rights reserved. Use of this source code is governed by a
+// BSD-style license that can be found in the LICENSE file.
+// Test num.clamp.

[Bob Nystrom, 2017/07/31 21:26:40]

You can just delete this test. We no longer need to test that every API errors
on parameters of the wrong type. That's the type system's job, not the core
library's.

+
+import "package:expect/expect.dart";
+
+testIntClamp() {
+  var a = 0.clamp("str", -1); /*@compile-error=unspecified*/
+  var b = 0.clamp(0, "2"); /*@compile-error=unspecified*/
+}
+
+testDoubleClamp() {
+  var a = 0.0.clamp("str", -1.0); /*@compile-error=unspecified*/
+  var b = 0.0.clamp(0.0, "2"); /*@compile-error=unspecified*/
+}
+
+testDoubleClampInt() {
+  var a = 0.0.clamp("str", -1); /*@compile-error=unspecified*/
+  var b = 0.0.clamp(0, "2"); /*@compile-error=unspecified*/
+}
+
+main() {
+  testIntClamp();
+  testDoubleClamp();
+  testDoubleClampInt();
+}