Add tests for babel#15154 and babel#15168

packages/babel-plugin-transform-destructuring/test/fixtures/destructuring/empty-array-pattern/exec.js

@@ -14,13 +14,15 @@ expect(function () {
   var [] = { [Symbol.iterator]: function() {} };
 }).toThrow("Invalid attempt to destructure non-iterable instance.\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.");
 
-var [] = [];
-var [] = [0, 1, 2];
-var [] = "foo";
-var [] = (function*() { throw new Error("Should not throw"); })();
-var [] = { [Symbol.iterator]: function() { return {}; } }
-var [] = { [Symbol.iterator]: function() { return function() {}; } }
-var [] = { [Symbol.iterator]: async function*() {} }
+expect(function () {
+  var [] = [];
+  var [] = [0, 1, 2];
+  var [] = "foo";
+  var [] = (function*() { throw new Error("Should not throw"); })();
+  var [] = { [Symbol.iterator]: function() { return {}; } }
+  var [] = { [Symbol.iterator]: function() { return function() {}; } }
+  var [] = { [Symbol.iterator]: async function*() {} }
+}).not.toThrow();
 
 var returnCalled = false;
 var [] = {

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15154/exec.js

@@ -0,0 +1,3 @@
+expect(() => {
+  var [] = { [Symbol.iterator]: () => [] };
+}).not.toThrow();

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15154/input.js

@@ -0,0 +1 @@
+var [] = { [Symbol.iterator]: () => [] };

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15154/options.json

@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-destructuring"]
+}

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15154/output.js

@@ -0,0 +1,4 @@
+var _Symbol$iterator = {
+    [Symbol.iterator]: () => []
+  },
+  _Symbol$iterator2 = babelHelpers.slicedToArray(_Symbol$iterator, 0);

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15168/exec.js

@@ -0,0 +1,3 @@
+expect(() => {
+  var [] = { [Symbol.iterator]: () => async function* () {} };
+}).not.toThrow();

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15168/input.js

@@ -0,0 +1 @@
+var [] = { [Symbol.iterator]: () => async function* () {} };

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15168/options.json

@@ -0,0 +1,3 @@
+{
+  "plugins": ["transform-destructuring"]
+}

packages/babel-plugin-transform-destructuring/test/fixtures/regression/15168/output.js

@@ -0,0 +1,4 @@
+var _Symbol$iterator = {
+    [Symbol.iterator]: () => async function* () {}
+  },
+  _Symbol$iterator2 = babelHelpers.slicedToArray(_Symbol$iterator, 0);