From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 js/src/tests/js1_8/genexps/regress-349326.js | 148 +++++++++++++++++++++++++++
 1 file changed, 148 insertions(+)
 create mode 100644 js/src/tests/js1_8/genexps/regress-349326.js

(limited to 'js/src/tests/js1_8/genexps/regress-349326.js')

diff --git a/js/src/tests/js1_8/genexps/regress-349326.js b/js/src/tests/js1_8/genexps/regress-349326.js
new file mode 100644
index 000000000..eea4e98a7
--- /dev/null
+++ b/js/src/tests/js1_8/genexps/regress-349326.js
@@ -0,0 +1,148 @@
+/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 349326;
+var summary = 'closing generators';
+var actual = 'PASS';
+var expect = 'PASS';
+
+
+//-----------------------------------------------------------------------------
+test();
+//-----------------------------------------------------------------------------
+
+function test()
+{
+  enterFunc ('test');
+  printBugNumber(BUGNUMBER);
+  printStatus (summary);
+ 
+  let closed;
+
+  function gen()
+  {
+    try {
+      yield 1;
+      yield 2;
+    } finally {
+      closed = true;
+    }
+  }
+
+// Test that return closes the generator
+  function test_return()
+  {
+    for (let i in gen()) {
+      if (i != 1)
+        throw "unexpected generator value";
+      return 10;
+    }
+  }
+
+  closed = false;
+  test_return();
+  if (closed !== true)
+    throw "return does not close generator";
+
+// test that break closes generator
+
+  closed = false;
+  for (let i in gen()) {
+    if (i != 1)
+      throw "unexpected generator value";
+    break;
+  }
+  if (closed !== true)
+    throw "break does not close generator";
+
+label: {
+    for (;;) {
+      closed = false;
+      for (let i in gen()) {
+        if (i != 1)
+          throw "unexpected generator value";
+        break label;
+      }
+    }
+  }
+
+  if (closed !== true)
+    throw "break does not close generator";
+
+// test that an exception closes generator
+
+  function function_that_throws()
+  {
+    throw function_that_throws;
+  }
+
+  try {
+    closed = false;
+    for (let i in gen()) {
+      if (i != 1)
+        throw "unexpected generator value";
+      function_that_throws();
+    }
+  } catch (e) {
+    if (e !== function_that_throws)
+      throw e;
+  }
+
+  if (closed !== true)
+    throw "exception does not close generator";
+
+// Check consistency of finally execution in presence of generators
+
+  let gen2_was_closed = false;
+  let gen3_was_closed = false;
+  let finally_was_executed = false;
+
+  function gen2() {
+    try {
+      yield 2;
+    } finally {
+      if (gen2_was_closed || !finally_was_executed || !gen3_was_closed)
+        throw "bad oder of gen2 finally execution"
+          gen2_was_closed = true;
+      throw gen2;
+    }
+  }
+
+  function gen3() {
+    try {
+      yield 3;
+    } finally {
+      if (gen2_was_closed || finally_was_executed || gen3_was_closed)
+        throw "bad oder of gen3 finally execution"
+          gen3_was_closed = true;
+    }
+  }
+
+label2: {
+    try {
+      for (let i in gen2()) {
+        try {
+          for (let j in gen3()) {
+            break label2;
+          }
+        } finally {
+          if (gen2_was_closed || finally_was_executed || !gen3_was_closed)
+            throw "bad oder of try-finally execution";
+          finally_was_executed = true;
+        }
+      }
+      throw "gen2 finally should throw";
+    } catch (e) {
+      if (e != gen2) throw e;
+    }
+  }
+
+  print("OK");
+
+  reportCompare(expect, actual, summary);
+
+  exitFunc ('test');
+}
-- 
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