From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../expressions/nested-delete-name-in-evalcode.js  | 163 +++++++++++++++++++++
 1 file changed, 163 insertions(+)
 create mode 100644 js/src/tests/non262/expressions/nested-delete-name-in-evalcode.js

(limited to 'js/src/tests/non262/expressions/nested-delete-name-in-evalcode.js')

diff --git a/js/src/tests/non262/expressions/nested-delete-name-in-evalcode.js b/js/src/tests/non262/expressions/nested-delete-name-in-evalcode.js
new file mode 100644
index 0000000000..8226ba7c8b
--- /dev/null
+++ b/js/src/tests/non262/expressions/nested-delete-name-in-evalcode.js
@@ -0,0 +1,163 @@
+// Any copyright is dedicated to the Public Domain.
+// http://creativecommons.org/licenses/publicdomain/
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 616294;
+var summary =
+  "|delete x| inside a function in eval code, where that eval code includes " +
+  "|var x| at top level, actually does delete the binding for x";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var f;
+
+function testOuterVar()
+{
+  return eval("var x; (function() { return delete x; })");
+}
+
+f = testOuterVar();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testOuterFunction()
+{
+  return eval("function x() { } (function() { return delete x; })");
+}
+
+f = testOuterFunction();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testOuterForVar()
+{
+  return eval("for (var x; false; ); (function() { return delete x; })");
+}
+
+f = testOuterForVar();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testOuterForInVar()
+{
+  return eval("for (var x in {}); (function() { return delete x; })");
+}
+
+f = testOuterForInVar();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testOuterNestedVar()
+{
+  return eval("for (var q = 0; q < 5; q++) { var x; } (function() { return delete x; })");
+}
+
+f = testOuterNestedVar();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testOuterNestedConditionalVar()
+{
+  return eval("for (var q = 0; q < 5; q++) { if (false) { var x; } } (function() { return delete x; })");
+}
+
+f = testOuterNestedConditionalVar();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testVarInWith()
+{
+  return eval("with ({}) { var x; } (function() { return delete x; })");
+}
+
+f = testVarInWith();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testForVarInWith()
+{
+  return eval("with ({}) { for (var x = 0; x < 5; x++); } (function() { return delete x; })");
+}
+
+f = testForVarInWith();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testForInVarInWith()
+{
+  return eval("with ({}) { for (var x in {}); } (function() { return delete x; })");
+}
+
+f = testForInVarInWith();
+
+assertEq(f(), true); // configurable, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testUnknown()
+{
+  return eval("nameToDelete = 17; (function() { return delete nameToDelete; })");
+}
+
+f = testUnknown();
+
+assertEq(f(), true); // configurable global property, so remove => true
+assertEq(f(), true); // not there => true (only non-configurable => false)
+
+
+function testArgumentShadow()
+{
+  return eval("var x; (function(x) { return delete x; })");
+}
+
+f = testArgumentShadow();
+
+assertEq(f(), false); // non-configurable argument => false
+
+
+function testArgument()
+{
+  return eval("(function(x) { return delete x; })");
+}
+
+f = testArgument();
+
+assertEq(f(), false); // non-configurable argument => false
+
+
+function testFunctionLocal()
+{
+  return eval("(function() { var x; return delete x; })");
+}
+
+f = testFunctionLocal();
+
+assertEq(f(), false); // defined by function code => not configurable => false
+
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("All tests passed!");
-- 
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