add classes transform test cases

packages/babel-plugin-transform-classes/test/fixtures/get-set-loose/preserve-comments/input.js

@@ -0,0 +1,9 @@
+class C {
+  /* before get a */
+  get a() { return 42 }
+  /* after get a */
+
+  /* before set a */
+  set a(v) {}
+  /* after set a */
+}

packages/babel-plugin-transform-classes/test/fixtures/get-set-loose/preserve-comments/output.js

@@ -0,0 +1,18 @@
+let C = /*#__PURE__*/function () {
+  "use strict";
+
+  function C() {}
+  babelHelpers.createClass(C, [{
+    key: "a",
+    get: /* before get a */
+    function () {
+      return 42;
+    }
+    /* after get a */
+
+    /* before set a */,
+    set: function (v) {}
+    /* after set a */
+  }]);
+  return C;
+}();

packages/babel-plugin-transform-classes/test/fixtures/get-set/preserve-comments/input.js

@@ -0,0 +1,9 @@
+class C {
+  /* before get a */
+  get a() { return 42 }
+  /* after get a */
+
+  /* before set a */
+  set a(v) {}
+  /* after set a */
+}

packages/babel-plugin-transform-classes/test/fixtures/get-set/preserve-comments/output.js

@@ -0,0 +1,20 @@
+let C = /*#__PURE__*/function () {
+  "use strict";
+
+  function C() {
+    babelHelpers.classCallCheck(this, C);
+  }
+  babelHelpers.createClass(C, [{
+    key: "a",
+    get: /* before get a */
+    function () {
+      return 42;
+    }
+    /* after get a */
+
+    /* before set a */,
+    set: function (v) {}
+    /* after set a */
+  }]);
+  return C;
+}();

packages/babel-plugin-transform-classes/test/fixtures/loose/preserve-comments/input.js

@@ -0,0 +1,5 @@
+class C {
+  /* before a */
+  a() {}
+  /* after a */
+}

packages/babel-plugin-transform-classes/test/fixtures/loose/preserve-comments/output.js

@@ -0,0 +1,10 @@
+var C = /*#__PURE__*/function () {
+  "use strict";
+
+  function C() {}
+  var _proto = C.prototype;
+  /* before a */
+  _proto.a = function a() {}
+  /* after a */;
+  return C;
+}();

packages/babel-plugin-transform-classes/test/fixtures/spec/preserve-comments/input.js

@@ -0,0 +1,5 @@
+class C {
+  /* before a */
+  a() {}
+  /* after a */
+}

packages/babel-plugin-transform-classes/test/fixtures/spec/preserve-comments/output.js

@@ -0,0 +1,14 @@
+var C = /*#__PURE__*/function () {
+  "use strict";
+
+  function C() {
+    babelHelpers.classCallCheck(this, C);
+  }
+  babelHelpers.createClass(C, [{
+    key: "a",
+    value: /* before a */
+    function a() {}
+    /* after a */
+  }]);
+  return C;
+}();