Use exec style test in transform-regenerator

packages/babel-plugin-transform-regenerator/test/fixtures/class-argument-scope/example/actual.js

@@ -1,3 +0,0 @@
-class C {
-  *method(arg = this) {}
-}

packages/babel-plugin-transform-regenerator/test/fixtures/class-argument-scope/example/exec.js

@@ -0,0 +1,8 @@
+class Test {
+  *iter(arg = this) {
+    yield arg;
+  }
+}
+
+let test = new Test;
+assert.equal(test.iter().next().value, test);

packages/babel-plugin-transform-regenerator/test/fixtures/class-argument-scope/example/expected.js

@@ -1,29 +0,0 @@
-"use strict";
-
-var _createClass = function () { function defineProperties(target, props) { for (var i = 0; i < props.length; i++) { var descriptor = props[i]; descriptor.enumerable = descriptor.enumerable || false; descriptor.configurable = true; if ("value" in descriptor) descriptor.writable = true; Object.defineProperty(target, descriptor.key, descriptor); } } return function (Constructor, protoProps, staticProps) { if (protoProps) defineProperties(Constructor.prototype, protoProps); if (staticProps) defineProperties(Constructor, staticProps); return Constructor; }; }();
-
-function _classCallCheck(instance, Constructor) { if (!(instance instanceof Constructor)) { throw new TypeError("Cannot call a class as a function"); } }
-
-var C = function () {
-  function C() {
-    _classCallCheck(this, C);
-  }
-
-  _createClass(C, [{
-    key: "method",
-    value: regeneratorRuntime.mark(function method() {
-      var arg = arguments.length <= 0 || arguments[0] === undefined ? this : arguments[0];
-      return regeneratorRuntime.wrap(function method$(_context) {
-        while (1) {
-          switch (_context.prev = _context.next) {
-            case 0:
-            case "end":
-              return _context.stop();
-          }
-        }
-      }, method, this);
-    })
-  }]);
-
-  return C;
-}();