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-rw-r--r--js/src/tests/ecma_2017/lastIndex-exec.js80
-rw-r--r--js/src/tests/ecma_2017/lastIndex-match-or-replace.js122
-rw-r--r--js/src/tests/ecma_2017/lastIndex-search.js118
-rw-r--r--js/src/tests/ecma_3/String/15.5.4.11.js2
-rw-r--r--js/src/tests/ecma_5/RegExp/exec.js2
-rw-r--r--js/src/tests/ecma_6/RegExp/compile-lastIndex.js34
-rw-r--r--js/src/tests/ecma_6/RegExp/match-local-tolength-recompilation.js4
-rw-r--r--js/src/tests/ecma_6/RegExp/replace-local-tolength-recompilation.js4
-rw-r--r--js/src/tests/ecma_6/RegExp/search-trace.js2
9 files changed, 342 insertions, 26 deletions
diff --git a/js/src/tests/ecma_2017/lastIndex-exec.js b/js/src/tests/ecma_2017/lastIndex-exec.js
new file mode 100644
index 000000000..f42facbe3
--- /dev/null
+++ b/js/src/tests/ecma_2017/lastIndex-exec.js
@@ -0,0 +1,80 @@
+// RegExp.prototype.exec: Test lastIndex changes for ES2017.
+
+// Test various combinations of:
+// - Pattern matches or doesn't match
+// - Global and/or sticky flag is set.
+// - lastIndex exceeds the input string length
+// - lastIndex is +-0
+const testCases = [
+ { regExp: /a/, lastIndex: 0, input: "a", result: 0 },
+ { regExp: /a/g, lastIndex: 0, input: "a", result: 1 },
+ { regExp: /a/y, lastIndex: 0, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: 0, input: "b", result: 0 },
+ { regExp: /a/g, lastIndex: 0, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: 0, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: -0, input: "a", result: -0 },
+ { regExp: /a/g, lastIndex: -0, input: "a", result: 1 },
+ { regExp: /a/y, lastIndex: -0, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: -0, input: "b", result: -0 },
+ { regExp: /a/g, lastIndex: -0, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: -0, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: -1, input: "a", result: -1 },
+ { regExp: /a/g, lastIndex: -1, input: "a", result: 1 },
+ { regExp: /a/y, lastIndex: -1, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: -1, input: "b", result: -1 },
+ { regExp: /a/g, lastIndex: -1, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: -1, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: 100, input: "a", result: 100 },
+ { regExp: /a/g, lastIndex: 100, input: "a", result: 0 },
+ { regExp: /a/y, lastIndex: 100, input: "a", result: 0 },
+];
+
+// Basic test.
+for (let {regExp, lastIndex, input, result} of testCases) {
+ let re = new RegExp(regExp);
+ re.lastIndex = lastIndex;
+ re.exec(input);
+ assertEq(re.lastIndex, result);
+}
+
+// Test when lastIndex is non-writable.
+for (let {regExp, lastIndex, input} of testCases) {
+ let re = new RegExp(regExp);
+ Object.defineProperty(re, "lastIndex", { value: lastIndex, writable: false });
+ if (re.global || re.sticky) {
+ assertThrowsInstanceOf(() => re.exec(input), TypeError);
+ } else {
+ re.exec(input);
+ }
+ assertEq(re.lastIndex, lastIndex);
+}
+
+// Test when lastIndex is changed to non-writable as a side-effect.
+for (let {regExp, lastIndex, input} of testCases) {
+ let re = new RegExp(regExp);
+ let called = false;
+ re.lastIndex = {
+ valueOf() {
+ assertEq(called, false);
+ called = true;
+ Object.defineProperty(re, "lastIndex", { value: 9000, writable: false });
+ return lastIndex;
+ }
+ };
+ if (re.global || re.sticky) {
+ assertThrowsInstanceOf(() => re.exec(input), TypeError);
+ } else {
+ re.exec(input);
+ }
+ assertEq(re.lastIndex, 9000);
+ assertEq(called, true);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/ecma_2017/lastIndex-match-or-replace.js b/js/src/tests/ecma_2017/lastIndex-match-or-replace.js
new file mode 100644
index 000000000..b0a8b537c
--- /dev/null
+++ b/js/src/tests/ecma_2017/lastIndex-match-or-replace.js
@@ -0,0 +1,122 @@
+// RegExp.prototype[Symbol.match, Symbol.replace]: Test lastIndex changes for ES2017.
+
+// RegExp-like class to test the RegExp method slow paths.
+class DuckRegExp extends RegExp {
+ constructor(pattern, flags) {
+ return Object.create(DuckRegExp.prototype, {
+ regExp: {
+ value: new RegExp(pattern, flags)
+ },
+ lastIndex: {
+ value: 0, writable: true, enumerable: false, configurable: false
+ }
+ });
+ }
+
+ exec(...args) {
+ this.regExp.lastIndex = this.lastIndex;
+ try {
+ return this.regExp.exec(...args);
+ } finally {
+ if (this.global || this.sticky)
+ this.lastIndex = this.regExp.lastIndex;
+ }
+ }
+
+ get source() { return this.regExp.source; }
+
+ get global() { return this.regExp.global; }
+ get ignoreCase() { return this.regExp.ignoreCase; }
+ get multiline() { return this.regExp.multiline; }
+ get sticky() { return this.regExp.sticky; }
+ get unicode() { return this.regExp.unicode; }
+}
+
+// Test various combinations of:
+// - Pattern matches or doesn't match
+// - Global and/or sticky flag is set.
+// - lastIndex exceeds the input string length
+// - lastIndex is +-0
+const testCases = [
+ { regExp: /a/, lastIndex: 0, input: "a", result: 0 },
+ { regExp: /a/g, lastIndex: 0, input: "a", result: 0 },
+ { regExp: /a/y, lastIndex: 0, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: 0, input: "b", result: 0 },
+ { regExp: /a/g, lastIndex: 0, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: 0, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: -0, input: "a", result: -0 },
+ { regExp: /a/g, lastIndex: -0, input: "a", result: 0 },
+ { regExp: /a/y, lastIndex: -0, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: -0, input: "b", result: -0 },
+ { regExp: /a/g, lastIndex: -0, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: -0, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: -1, input: "a", result: -1 },
+ { regExp: /a/g, lastIndex: -1, input: "a", result: 0 },
+ { regExp: /a/y, lastIndex: -1, input: "a", result: 1 },
+
+ { regExp: /a/, lastIndex: -1, input: "b", result: -1 },
+ { regExp: /a/g, lastIndex: -1, input: "b", result: 0 },
+ { regExp: /a/y, lastIndex: -1, input: "b", result: 0 },
+
+ { regExp: /a/, lastIndex: 100, input: "a", result: 100 },
+ { regExp: /a/g, lastIndex: 100, input: "a", result: 0 },
+ { regExp: /a/y, lastIndex: 100, input: "a", result: 0 },
+];
+
+for (let method of [RegExp.prototype[Symbol.match], RegExp.prototype[Symbol.replace]]) {
+ for (let Constructor of [RegExp, DuckRegExp]) {
+ // Basic test.
+ for (let {regExp, lastIndex, input, result} of testCases) {
+ let re = new Constructor(regExp);
+ re.lastIndex = lastIndex;
+ Reflect.apply(method, re, [input]);
+ assertEq(re.lastIndex, result);
+ }
+
+ // Test when lastIndex is non-writable.
+ for (let {regExp, lastIndex, input} of testCases) {
+ let re = new Constructor(regExp);
+ Object.defineProperty(re, "lastIndex", { value: lastIndex, writable: false });
+ if (re.global || re.sticky) {
+ assertThrowsInstanceOf(() => Reflect.apply(method, re, [input]), TypeError);
+ } else {
+ Reflect.apply(method, re, [input]);
+ }
+ assertEq(re.lastIndex, lastIndex);
+ }
+
+ // Test when lastIndex is changed to non-writable as a side-effect.
+ for (let {regExp, lastIndex, input, result} of testCases) {
+ let re = new Constructor(regExp);
+ let called = false;
+ re.lastIndex = {
+ valueOf() {
+ assertEq(called, false);
+ called = true;
+ Object.defineProperty(re, "lastIndex", { value: 9000, writable: false });
+ return lastIndex;
+ }
+ };
+ if (re.sticky) {
+ assertThrowsInstanceOf(() => Reflect.apply(method, re, [input]), TypeError);
+ assertEq(called, true);
+ assertEq(re.lastIndex, 9000);
+ } else if (re.global) {
+ Reflect.apply(method, re, [input]);
+ assertEq(called, false);
+ assertEq(re.lastIndex, result);
+ } else {
+ Reflect.apply(method, re, [input]);
+ assertEq(called, true);
+ assertEq(re.lastIndex, 9000);
+ }
+ }
+ }
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/ecma_2017/lastIndex-search.js b/js/src/tests/ecma_2017/lastIndex-search.js
new file mode 100644
index 000000000..5953b3a88
--- /dev/null
+++ b/js/src/tests/ecma_2017/lastIndex-search.js
@@ -0,0 +1,118 @@
+// RegExp.prototype[Symbol.search]: Test lastIndex changes for ES2017.
+
+// RegExp-like class to test the RegExp method slow paths.
+class DuckRegExp extends RegExp {
+ constructor(pattern, flags) {
+ return Object.create(DuckRegExp.prototype, {
+ regExp: {
+ value: new RegExp(pattern, flags)
+ },
+ lastIndex: {
+ value: 0, writable: true, enumerable: false, configurable: false
+ }
+ });
+ }
+
+ exec(...args) {
+ this.regExp.lastIndex = this.lastIndex;
+ try {
+ return this.regExp.exec(...args);
+ } finally {
+ if (this.global || this.sticky)
+ this.lastIndex = this.regExp.lastIndex;
+ }
+ }
+
+ get source() { return this.regExp.source; }
+
+ get global() { return this.regExp.global; }
+ get ignoreCase() { return this.regExp.ignoreCase; }
+ get multiline() { return this.regExp.multiline; }
+ get sticky() { return this.regExp.sticky; }
+ get unicode() { return this.regExp.unicode; }
+}
+
+// Test various combinations of:
+// - Pattern matches or doesn't match
+// - Global and/or sticky flag is set.
+// - lastIndex exceeds the input string length
+// - lastIndex is +-0
+const testCasesNotPositiveZero = [
+ { regExp: /a/, lastIndex: -1, input: "a" },
+ { regExp: /a/g, lastIndex: -1, input: "a" },
+ { regExp: /a/y, lastIndex: -1, input: "a" },
+
+ { regExp: /a/, lastIndex: 100, input: "a" },
+ { regExp: /a/g, lastIndex: 100, input: "a" },
+ { regExp: /a/y, lastIndex: 100, input: "a" },
+
+ { regExp: /a/, lastIndex: -1, input: "b" },
+ { regExp: /a/g, lastIndex: -1, input: "b" },
+ { regExp: /a/y, lastIndex: -1, input: "b" },
+
+ { regExp: /a/, lastIndex: -0, input: "a" },
+ { regExp: /a/g, lastIndex: -0, input: "a" },
+ { regExp: /a/y, lastIndex: -0, input: "a" },
+
+ { regExp: /a/, lastIndex: -0, input: "b" },
+ { regExp: /a/g, lastIndex: -0, input: "b" },
+ { regExp: /a/y, lastIndex: -0, input: "b" },
+];
+
+const testCasesPositiveZero = [
+ { regExp: /a/, lastIndex: 0, input: "a" },
+ { regExp: /a/g, lastIndex: 0, input: "a" },
+ { regExp: /a/y, lastIndex: 0, input: "a" },
+
+ { regExp: /a/, lastIndex: 0, input: "b" },
+ { regExp: /a/g, lastIndex: 0, input: "b" },
+ { regExp: /a/y, lastIndex: 0, input: "b" },
+];
+
+const testCases = [...testCasesNotPositiveZero, ...testCasesPositiveZero];
+
+for (let Constructor of [RegExp, DuckRegExp]) {
+ // Basic test.
+ for (let {regExp, lastIndex, input} of testCases) {
+ let re = new Constructor(regExp);
+ re.lastIndex = lastIndex;
+ re[Symbol.search](input);
+ assertEq(re.lastIndex, lastIndex);
+ }
+
+ // Test when lastIndex is non-writable and not positive zero.
+ for (let {regExp, lastIndex, input} of testCasesNotPositiveZero) {
+ let re = new Constructor(regExp);
+ Object.defineProperty(re, "lastIndex", { value: lastIndex, writable: false });
+ assertThrowsInstanceOf(() => re[Symbol.search](input), TypeError);
+ assertEq(re.lastIndex, lastIndex);
+ }
+
+ // Test when lastIndex is non-writable and positive zero.
+ for (let {regExp, lastIndex, input} of testCasesPositiveZero) {
+ let re = new Constructor(regExp);
+ Object.defineProperty(re, "lastIndex", { value: lastIndex, writable: false });
+ if (re.global || re.sticky) {
+ assertThrowsInstanceOf(() => re[Symbol.search](input), TypeError);
+ } else {
+ re[Symbol.search](input);
+ }
+ assertEq(re.lastIndex, lastIndex);
+ }
+
+ // Test lastIndex isn't converted to a number.
+ for (let {regExp, lastIndex, input} of testCases) {
+ let re = new RegExp(regExp);
+ let badIndex = {
+ valueOf() {
+ assertEq(false, true);
+ }
+ };
+ re.lastIndex = badIndex;
+ re[Symbol.search](input);
+ assertEq(re.lastIndex, badIndex);
+ }
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/ecma_3/String/15.5.4.11.js b/js/src/tests/ecma_3/String/15.5.4.11.js
index 0fd6caaf4..a5515286a 100644
--- a/js/src/tests/ecma_3/String/15.5.4.11.js
+++ b/js/src/tests/ecma_3/String/15.5.4.11.js
@@ -157,7 +157,7 @@ reportCompare(
rex = /y/, rex.lastIndex = 1;
reportCompare(
- "xxx0",
+ "xxx1",
"xxx".replace(rex, "y") + rex.lastIndex,
"Section 25"
);
diff --git a/js/src/tests/ecma_5/RegExp/exec.js b/js/src/tests/ecma_5/RegExp/exec.js
index 411f348d9..4284b6e01 100644
--- a/js/src/tests/ecma_5/RegExp/exec.js
+++ b/js/src/tests/ecma_5/RegExp/exec.js
@@ -165,7 +165,7 @@ r = /abc/;
r.lastIndex = -17;
res = r.exec("cdefg");
assertEq(res, null);
-assertEq(r.lastIndex, 0);
+assertEq(r.lastIndex, -17);
r = /abc/g;
r.lastIndex = -42;
diff --git a/js/src/tests/ecma_6/RegExp/compile-lastIndex.js b/js/src/tests/ecma_6/RegExp/compile-lastIndex.js
index 80c820f43..5bd7e0b98 100644
--- a/js/src/tests/ecma_6/RegExp/compile-lastIndex.js
+++ b/js/src/tests/ecma_6/RegExp/compile-lastIndex.js
@@ -17,15 +17,12 @@ print(BUGNUMBER + ": " + summary);
var regex = /foo/i;
-// Aside from making .lastIndex non-writable, this has two incidental effects
+// Aside from making .lastIndex non-writable, this has one incidental effect
// ubiquitously tested through the remainder of this test:
//
// * RegExp.prototype.compile will do everything it ordinarily does, BUT it
// will throw a TypeError when attempting to zero .lastIndex immediately
// before succeeding overall.
-// * RegExp.prototype.test for a non-global and non-sticky regular expression,
-// in case of a match, will return true (as normal). BUT if no match is
-// found, it will throw a TypeError when attempting to modify .lastIndex.
//
// Ain't it great?
Object.defineProperty(regex, "lastIndex", { value: 42, writable: false });
@@ -40,8 +37,8 @@ assertEq(regex.lastIndex, 42);
assertEq(regex.test("foo"), true);
assertEq(regex.test("FOO"), true);
-assertThrowsInstanceOf(() => regex.test("bar"), TypeError);
-assertThrowsInstanceOf(() => regex.test("BAR"), TypeError);
+assertEq(regex.test("bar"), false);
+assertEq(regex.test("BAR"), false);
assertThrowsInstanceOf(() => regex.compile("bar"), TypeError);
@@ -52,10 +49,10 @@ assertEq(regex.unicode, false);
assertEq(regex.sticky, false);
assertEq(Object.getOwnPropertyDescriptor(regex, "lastIndex").writable, false);
assertEq(regex.lastIndex, 42);
-assertThrowsInstanceOf(() => regex.test("foo"), TypeError);
-assertThrowsInstanceOf(() => regex.test("FOO"), TypeError);
+assertEq(regex.test("foo"), false);
+assertEq(regex.test("FOO"), false);
assertEq(regex.test("bar"), true);
-assertThrowsInstanceOf(() => regex.test("BAR"), TypeError);
+assertEq(regex.test("BAR"), false);
assertThrowsInstanceOf(() => regex.compile("^baz", "m"), TypeError);
@@ -66,19 +63,16 @@ assertEq(regex.unicode, false);
assertEq(regex.sticky, false);
assertEq(Object.getOwnPropertyDescriptor(regex, "lastIndex").writable, false);
assertEq(regex.lastIndex, 42);
-assertThrowsInstanceOf(() => regex.test("foo"), TypeError);
-assertThrowsInstanceOf(() => regex.test("FOO"), TypeError);
-assertThrowsInstanceOf(() => regex.test("bar"), TypeError);
-assertThrowsInstanceOf(() => regex.test("BAR"), TypeError);
+assertEq(regex.test("foo"), false);
+assertEq(regex.test("FOO"), false);
+assertEq(regex.test("bar"), false);
+assertEq(regex.test("BAR"), false);
assertEq(regex.test("baz"), true);
-assertThrowsInstanceOf(() => regex.test("BAZ"), TypeError);
-assertThrowsInstanceOf(() => regex.test("012345678901234567890123456789012345678901baz"),
- TypeError);
+assertEq(regex.test("BAZ"), false);
+assertEq(regex.test("012345678901234567890123456789012345678901baz"), false);
assertEq(regex.test("012345678901234567890123456789012345678901\nbaz"), true);
-assertThrowsInstanceOf(() => regex.test("012345678901234567890123456789012345678901BAZ"),
- TypeError);
-assertThrowsInstanceOf(() => regex.test("012345678901234567890123456789012345678901\nBAZ"),
- TypeError);
+assertEq(regex.test("012345678901234567890123456789012345678901BAZ"), false);
+assertEq(regex.test("012345678901234567890123456789012345678901\nBAZ"), false);
/******************************************************************************/
diff --git a/js/src/tests/ecma_6/RegExp/match-local-tolength-recompilation.js b/js/src/tests/ecma_6/RegExp/match-local-tolength-recompilation.js
index 6cb286b8c..9a992f81f 100644
--- a/js/src/tests/ecma_6/RegExp/match-local-tolength-recompilation.js
+++ b/js/src/tests/ecma_6/RegExp/match-local-tolength-recompilation.js
@@ -55,7 +55,7 @@ regExp.lastIndex = {
}
};
regExp[Symbol.match]("a");
-assertEq(regExp.lastIndex, 0, "Update the expected value to |9001| after fixing 1317397");
+assertEq(regExp.lastIndex, 9001);
// Case 3.b: Removes sticky flag without match, validate by checking lastIndex.
var regExp = new RegExp("a", "y");
@@ -69,7 +69,7 @@ regExp.lastIndex = {
}
};
regExp[Symbol.match]("a");
-assertEq(regExp.lastIndex, 0, "Update the expected value to |9002| after fixing 1317397");
+assertEq(regExp.lastIndex, 9002);
if (typeof reportCompare === "function")
reportCompare(true, true);
diff --git a/js/src/tests/ecma_6/RegExp/replace-local-tolength-recompilation.js b/js/src/tests/ecma_6/RegExp/replace-local-tolength-recompilation.js
index 30002c3ed..e03177286 100644
--- a/js/src/tests/ecma_6/RegExp/replace-local-tolength-recompilation.js
+++ b/js/src/tests/ecma_6/RegExp/replace-local-tolength-recompilation.js
@@ -55,7 +55,7 @@ regExp.lastIndex = {
}
};
regExp[Symbol.replace]("a", "");
-assertEq(regExp.lastIndex, 0, "Update the expected value to |9001| after fixing 1317397");
+assertEq(regExp.lastIndex, 9001);
// Case 3.b: Removes sticky flag without match, validate by checking lastIndex.
var regExp = new RegExp("a", "y");
@@ -69,7 +69,7 @@ regExp.lastIndex = {
}
};
regExp[Symbol.replace]("a", "");
-assertEq(regExp.lastIndex, 0, "Update the expected value to |9002| after fixing 1317397");
+assertEq(regExp.lastIndex, 9002);
if (typeof reportCompare === "function")
reportCompare(true, true);
diff --git a/js/src/tests/ecma_6/RegExp/search-trace.js b/js/src/tests/ecma_6/RegExp/search-trace.js
index ef14514c6..fc6bee754 100644
--- a/js/src/tests/ecma_6/RegExp/search-trace.js
+++ b/js/src/tests/ecma_6/RegExp/search-trace.js
@@ -56,6 +56,7 @@ assertEq(log,
"get:lastIndex," +
"set:lastIndex," +
"get:exec,call:exec," +
+ "get:lastIndex," +
"set:lastIndex," +
"get:result[index],");
@@ -70,6 +71,7 @@ assertEq(log,
"get:lastIndex," +
"set:lastIndex," +
"get:exec,call:exec," +
+ "get:lastIndex," +
"set:lastIndex,");
if (typeof reportCompare === "function")
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-11 18:38:14 +0000