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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-07 19:33:14 +0000
commit36d22d82aa202bb199967e9512281e9a53db42c9 (patch)
tree105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/non262/RegExp/exec.js
parentInitial commit. (diff)
downloadfirefox-esr-upstream.tar.xz
firefox-esr-upstream.zip
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/RegExp/exec.js')
-rw-r--r--js/src/tests/non262/RegExp/exec.js240
1 files changed, 240 insertions, 0 deletions
diff --git a/js/src/tests/non262/RegExp/exec.js b/js/src/tests/non262/RegExp/exec.js
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+++ b/js/src/tests/non262/RegExp/exec.js
@@ -0,0 +1,240 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var BUGNUMBER = 646490;
+var summary =
+ "RegExp.prototype.exec doesn't get the lastIndex and ToInteger() it for " +
+ "non-global regular expressions when it should";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function expectThrowTypeError(fun)
+{
+ try
+ {
+ var r = fun();
+ throw new Error("didn't throw TypeError, returned " + r);
+ }
+ catch (e)
+ {
+ assertEq(e instanceof TypeError, true,
+ "didn't throw TypeError, got: " + e);
+ }
+}
+
+function checkExec(description, regex, args, obj)
+{
+ var lastIndex = obj.lastIndex;
+ var index = obj.index;
+ var input = obj.input;
+ var indexArray = obj.indexArray;
+
+ var res = regex.exec.apply(regex, args);
+
+ assertEq(Array.isArray(res), true, description + ": not an array");
+ assertEq(regex.lastIndex, lastIndex, description + ": wrong lastIndex");
+ assertEq(res.index, index, description + ": wrong index");
+ assertEq(res.input, input, description + ": wrong input");
+ assertEq(res.length, indexArray.length, description + ": wrong length");
+ for (var i = 0, sz = indexArray.length; i < sz; i++)
+ assertEq(res[i], indexArray[i], description + " " + i + ": wrong index value");
+}
+
+var exec = RegExp.prototype.exec;
+var r, res, called, obj;
+
+/* 1. Let R be this RegExp object. */
+expectThrowTypeError(function() { exec.call(null); });
+expectThrowTypeError(function() { exec.call(""); });
+expectThrowTypeError(function() { exec.call(5); });
+expectThrowTypeError(function() { exec.call({}); });
+expectThrowTypeError(function() { exec.call([]); });
+expectThrowTypeError(function() { exec.call(); });
+expectThrowTypeError(function() { exec.call(true); });
+expectThrowTypeError(function() { exec.call(Object.create(RegExp.prototype)); });
+expectThrowTypeError(function() { exec.call(Object.create(/a/)); });
+
+
+/* 2. Let S be the value of ToString(string). */
+called = false;
+r = /a/;
+assertEq(r.lastIndex, 0);
+
+checkExec("/a/", r, [{ toString: function() { called = true; return 'ba'; } }],
+ { lastIndex: 0,
+ index: 1,
+ input: "ba",
+ indexArray: ["a"] });
+assertEq(called, true);
+
+called = false;
+try
+{
+ res = r.exec({ toString: null, valueOf: function() { called = true; throw 17; } });
+ throw new Error("didn't throw");
+}
+catch (e)
+{
+ assertEq(e, 17);
+}
+
+assertEq(called, true);
+
+called = false;
+obj = r.lastIndex = { valueOf: function() { assertEq(true, false, "shouldn't have been called"); } };
+try
+{
+ res = r.exec({ toString: null, valueOf: function() { assertEq(called, false); called = true; throw 17; } });
+ throw new Error("didn't throw");
+}
+catch (e)
+{
+ assertEq(e, 17);
+}
+
+assertEq(called, true);
+assertEq(r.lastIndex, obj);
+
+// We don't test lack of an argument because of RegExp statics non-standard
+// behaviors overriding what really should happen for lack of an argument, sigh.
+
+
+/*
+ * 3. Let length be the length of S.
+ * 4. Let lastIndex be the result of calling the [[Get]] internal method of R with argument "lastIndex".
+ * 5. Let i be the value of ToInteger(lastIndex).
+ */
+r = /b/;
+r.lastIndex = { valueOf: {}, toString: {} };
+expectThrowTypeError(function() { r.exec("foopy"); });
+r.lastIndex = { valueOf: function() { throw new TypeError(); } };
+expectThrowTypeError(function() { r.exec("foopy"); });
+
+
+/*
+ * 6. Let global be the result of calling the [[Get]] internal method of R with argument "global".
+ * 7. If global is false, then let i = 0.
+ */
+obj = { valueOf: function() { return 5; } };
+r = /abc/;
+r.lastIndex = obj;
+
+checkExec("/abc/ take one", r, ["abc-------abc"],
+ { lastIndex: obj,
+ index: 0,
+ input: "abc-------abc",
+ indexArray: ["abc"] });
+
+checkExec("/abc/ take two", r, ["abc-------abc"],
+ { lastIndex: obj,
+ index: 0,
+ input: "abc-------abc",
+ indexArray: ["abc"] });
+
+
+/*
+ * 8. Let matchSucceeded be false.
+ * 9. Repeat, while matchSucceeded is false
+ * a. If i < 0 or i > length, then
+ * i. Call the [[Put]] internal method of R with arguments "lastIndex", 0, and true.
+ * ii. Return null.
+ * b. Call the [[Match]] internal method of R with arguments S and i.
+ * c. If [[Match]] returned failure, then
+ * i. Let i = i+1.
+ * d. else
+ * i. Let r be the State result of the call to [[Match]].
+ * ii. Set matchSucceeded to true.
+ * e. Let i = i+1.
+ */
+r = /abc()?/;
+r.lastIndex = -5;
+checkExec("/abc()?/ with lastIndex -5", r, ["abc-------abc"],
+ { lastIndex: -5,
+ index: 0,
+ input: "abc-------abc",
+ indexArray: ["abc", undefined] });
+
+
+r = /abc/;
+r.lastIndex = -17;
+res = r.exec("cdefg");
+assertEq(res, null);
+assertEq(r.lastIndex, -17);
+
+r = /abc/g;
+r.lastIndex = -42;
+res = r.exec("cdefg");
+assertEq(res, null);
+assertEq(r.lastIndex, 0);
+
+
+/*
+ * 10. Let e be r's endIndex value.
+ * 11. If global is true,
+ * a. Call the [[Put]] internal method of R with arguments "lastIndex", e, and true.
+ */
+r = /abc/g;
+r.lastIndex = 17;
+assertEq(r.exec("sdfs"), null);
+assertEq(r.lastIndex, 0);
+
+r = /abc/g;
+r.lastIndex = 2;
+checkExec("/abc/g", r, ["00abc"],
+ { lastIndex: 5,
+ index: 2,
+ input: "00abc",
+ indexArray: ["abc"] });
+
+
+
+r = /a(b)c/g;
+r.lastIndex = 2;
+checkExec("/a(b)c/g take two", r, ["00abcd"],
+ { lastIndex: 5,
+ index: 2,
+ input: "00abcd",
+ indexArray: ["abc", "b"] });
+
+
+/*
+ * 12. Let n be the length of r's captures array. (This is the same value as
+ * 15.10.2.1's NCapturingParens.)
+ * 13. Let A be a new array created as if by the expression new Array() where
+ * Array is the standard built-in constructor with that name.
+ * 14. Let matchIndex be the position of the matched substring within the
+ * complete String S.
+ * 15. Call the [[DefineOwnProperty]] internal method of A with arguments
+ * "index", Property Descriptor {[[Value]]: matchIndex, [[Writable]: true,
+ * [[Enumerable]]: true, [[Configurable]]: true}, and true.
+ * 16. Call the [[DefineOwnProperty]] internal method of A with arguments
+ * "input", Property Descriptor {[[Value]]: S, [[Writable]: true,
+ * [[Enumerable]]: true, [[Configurable]]: true}, and true.
+ * 17. Call the [[DefineOwnProperty]] internal method of A with arguments
+ * "length", Property Descriptor {[[Value]]: n + 1}, and true.
+ * 18. Let matchedSubstr be the matched substring (i.e. the portion of S
+ * between offset i inclusive and offset e exclusive).
+ * 19. Call the [[DefineOwnProperty]] internal method of A with arguments "0",
+ * Property Descriptor {[[Value]]: matchedSubstr, [[Writable]: true,
+ * [[Enumerable]]: true, [[Configurable]]: true}, and true.
+ * 20. For each integer i such that I > 0 and I ≤ n
+ * a. Let captureI be i th element of r's captures array.
+ * b. Call the [[DefineOwnProperty]] internal method of A with arguments
+ * ToString(i), Property Descriptor {[[Value]]: captureI, [[Writable]:
+ * true, [[Enumerable]]: true, [[Configurable]]: true}, and true.
+ * 21. Return A.
+ */
+// throughout, above (and in other tests)
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
+
+print("All tests passed!");