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authorDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
committerDaniel Baumann <daniel.baumann@progress-linux.org>2024-04-19 00:47:55 +0000
commit26a029d407be480d791972afb5975cf62c9360a6 (patch)
treef435a8308119effd964b339f76abb83a57c29483 /js/src/tests/non262/arrow-functions
parentInitial commit. (diff)
downloadfirefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz
firefox-26a029d407be480d791972afb5975cf62c9360a6.zip
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/arrow-functions')
-rw-r--r--js/src/tests/non262/arrow-functions/arrow-not-as-end-of-statement.js188
-rw-r--r--js/src/tests/non262/arrow-functions/arrow-returning-arrow-with-block-body-followed-by-regexp.js15
-rw-r--r--js/src/tests/non262/arrow-functions/browser.js0
-rw-r--r--js/src/tests/non262/arrow-functions/shell.js0
-rw-r--r--js/src/tests/non262/arrow-functions/toString-eof.js26
-rw-r--r--js/src/tests/non262/arrow-functions/yield-in-arrow.js77
6 files changed, 306 insertions, 0 deletions
diff --git a/js/src/tests/non262/arrow-functions/arrow-not-as-end-of-statement.js b/js/src/tests/non262/arrow-functions/arrow-not-as-end-of-statement.js
new file mode 100644
index 0000000000..53926d65da
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/arrow-not-as-end-of-statement.js
@@ -0,0 +1,188 @@
+/* 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/. */
+
+// Grab-bag of ArrowFunctions with block bodies appearing in contexts where the
+// subsequent token-examination must use the Operand modifier to avoid an
+// assertion.
+
+assertEq(`x ${a => {}} z`, "x a => {} z");
+
+for (a => {}; ; )
+ break;
+
+for (; a => {}; )
+ break;
+
+for (; ; a => {})
+ break;
+
+Function.prototype[Symbol.iterator] = function() { return { next() { return { done: true }; } }; };
+for (let m of 0 ? 1 : a => {})
+ assertEq(true, false);
+for (let [m] of 0 ? 1 : a => {})
+ assertEq(true, false);
+delete Function.prototype[Symbol.iterator];
+
+for (let w in 0 ? 1 : a => {})
+ break;
+for (let [w] in 0 ? 1 : a => {})
+ break;
+
+function* stargen()
+{
+ yield a => {}
+ /Q/g;
+
+ var first = true;
+ Function.prototype[Symbol.iterator] = function() {
+ return {
+ next() {
+ var res = { done: true, value: 8675309 };
+ if (first)
+ {
+ res = { value: "fnord", done: false };
+ first = false;
+ }
+
+ return res;
+ }
+ };
+ };
+
+
+ yield* a => {}
+ /Q/g;
+
+ delete Function.prototype[Symbol.iterator];
+
+ yield 99;
+}
+var gen = stargen();
+assertEq(typeof gen.next().value, "function");
+var result = gen.next();
+assertEq(result.value, "fnord");
+assertEq(result.done, false);
+assertEq(gen.next().value, 99);
+assertEq(gen.next().done, true);
+
+switch (1)
+{
+ case a => {}:
+ break;
+}
+
+assertEq(0[a => {}], undefined);
+
+class Y {};
+class X extends Y { constructor() { super[a => {}](); } };
+
+if (a => {})
+ assertEq(true, true);
+else
+ assertEq(true, false);
+
+switch (a => {})
+{
+}
+
+with (a => {});
+
+assertEq(typeof (a => {}), "function");
+assertEq(typeof (a => b => {}), "function");
+
+for (var x in y => {})
+ continue;
+
+assertEq(eval("a => {}, 17, 42;"), 42);
+assertEq(eval("42, a => {}, 17;"), 17);
+assertEq(typeof eval("17, 42, a => {};"), "function");
+
+assertEq(eval("1 ? 0 : a => {}, 17, 42;"), 42);
+assertEq(eval("42, 1 ? 0 : a => {}, 17;"), 17);
+assertEq(eval("17, 42, 1 ? 0 : a => {};"), 0);
+
+var z = { x: 0 ? 1 : async a => {} };
+assertEq(typeof z.x, "function");
+
+var q = 0 ? 1 : async () => {};
+assertEq(typeof q, "function");
+
+var m = 0 ? 42 : m = foo => {} // ASI
+/Q/g;
+assertEq(typeof m, "function");
+
+var { q: w = 0 ? 1 : a => {} } = {};
+assertEq(typeof w, "function");
+
+Function.prototype.c = 42;
+var { c } = 0 ? 1 : a => {} // ASI
+/Q/g;
+assertEq(c, 42);
+
+var c = 0 ? 1 : a => {}
+/Q/g;
+assertEq(typeof c, "function");
+delete Function.prototype.c;
+
+assertEq(typeof eval(0 ? 1 : a => {}), "function");
+
+var zoom = 1 ? a => {} : 357;
+assertEq(typeof zoom, "function");
+
+var { b = 0 ? 1 : a => {} } = {};
+assertEq(typeof b, "function");
+
+var [k = 0 ? 1 : a => {}] = [];
+assertEq(typeof k, "function");
+
+assertEq(typeof [0 ? 1 : a => {}][0], "function");
+
+Function.prototype[Symbol.iterator] = function() { return { next() { return { done: true }; } }; };
+assertEq([...0 ? 1 : a => {}].length, 0);
+delete Function.prototype[Symbol.iterator];
+
+var props = Object.getOwnPropertyNames({ ...0 ? 1 : a => {} }).sort();
+assertEq(props.length, 0);
+
+function f1(x = 0 ? 1 : a => {}) { return x; }
+assertEq(typeof f1(), "function");
+assertEq(f1(5), 5);
+
+var g1 = (x = 0 ? 1 : a => {}) => { return x; };
+assertEq(typeof g1(), "function");
+assertEq(g1(5), 5);
+
+var h1 = async (x = 0 ? 1 : a => {}) => { return x; };
+assertEq(typeof h1, "function");
+
+function f2(m, x = 0 ? 1 : a => {}) { return x; }
+assertEq(typeof f2(1), "function");
+assertEq(f2(1, 5), 5);
+
+var g2 = (m, x = 0 ? 1 : a => {}) => { return x; };
+assertEq(typeof g2(1), "function");
+assertEq(g2(1, 5), 5);
+
+var h2 = async (m, x = 0 ? 1 : a => {}) => { return x; };
+assertEq(typeof h2, "function");
+
+function f3(x = 0 ? 1 : a => {}, q) { return x; }
+assertEq(typeof f3(), "function");
+assertEq(f3(5), 5);
+
+var g3 = (x = 0 ? 1 : a => {}, q) => { return x; };
+assertEq(typeof g3(), "function");
+assertEq(g3(5), 5);
+
+var h3 = async (x = 0 ? 1 : a => {}, q) => { return x; };
+assertEq(typeof h3, "function");
+
+var asyncf = async () => {};
+assertEq(typeof asyncf, "function");
+
+var { [0 ? 1 : a => {}]: h } = { "a => {}": "boo-urns!" };
+assertEq(h, "boo-urns!");
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/non262/arrow-functions/arrow-returning-arrow-with-block-body-followed-by-regexp.js b/js/src/tests/non262/arrow-functions/arrow-returning-arrow-with-block-body-followed-by-regexp.js
new file mode 100644
index 0000000000..8a53074e3d
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/arrow-returning-arrow-with-block-body-followed-by-regexp.js
@@ -0,0 +1,15 @@
+/* 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/. */
+
+function t()
+{
+ var x = y => z => {} // ASI occurs here
+ /Q/;
+ return 42;
+}
+
+assertEq(t(), 42);
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/non262/arrow-functions/browser.js b/js/src/tests/non262/arrow-functions/browser.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/browser.js
diff --git a/js/src/tests/non262/arrow-functions/shell.js b/js/src/tests/non262/arrow-functions/shell.js
new file mode 100644
index 0000000000..e69de29bb2
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/shell.js
diff --git a/js/src/tests/non262/arrow-functions/toString-eof.js b/js/src/tests/non262/arrow-functions/toString-eof.js
new file mode 100644
index 0000000000..aba4df15c2
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/toString-eof.js
@@ -0,0 +1,26 @@
+/* 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/. */
+
+function test(code) {
+ assertEq(eval(code).toString(), code);
+
+ assertEq(eval(code + ` `).toString(), code);
+ assertEq(eval(code + ` \n`).toString(), code);
+
+ assertEq(eval(code + ` // foo`).toString(), code);
+ assertEq(eval(code + ` // foo
+`).toString(), code);
+ assertEq(eval(code + ` // foo
+// foo`).toString(), code);
+ assertEq(eval(code + ` // foo
+// foo
+`).toString(), code);
+}
+test(`() => 1`);
+test(`() => () => 2`);
+test(`() => class {}`);
+test(`() => function() {}`);
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);
diff --git a/js/src/tests/non262/arrow-functions/yield-in-arrow.js b/js/src/tests/non262/arrow-functions/yield-in-arrow.js
new file mode 100644
index 0000000000..8b849a1c88
--- /dev/null
+++ b/js/src/tests/non262/arrow-functions/yield-in-arrow.js
@@ -0,0 +1,77 @@
+/* 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/. */
+
+const yieldInParameters = [
+ `(a = yield) => {}`,
+ `(a = yield /a/g) => {}`, // Should parse as division, not yield expression with regexp.
+ `yield => {};`,
+ `(yield) => {};`,
+ `(yield = 0) => {};`,
+ `([yield]) => {};`,
+ `([yield = 0]) => {};`,
+ `([...yield]) => {};`,
+ `({a: yield}) => {};`,
+ `({yield}) => {};`,
+ `({yield = 0}) => {};`,
+];
+
+const yieldInBody = [
+ `() => yield;`,
+ `() => yield /a/g;`,
+ `() => { var x = yield; }`,
+ `() => { var x = yield /a/g; }`,
+
+ `() => { var yield; };`,
+ `() => { var yield = 0; };`,
+ `() => { var [yield] = []; };`,
+ `() => { var [yield = 0] = []; };`,
+ `() => { var [...yield] = []; };`,
+ `() => { var {a: yield} = {}; };`,
+ `() => { var {yield} = {}; };`,
+ `() => { var {yield = 0} = {}; };`,
+
+ `() => { let yield; };`,
+ `() => { let yield = 0; };`,
+ `() => { let [yield] = []; };`,
+ `() => { let [yield = 0] = []; };`,
+ `() => { let [...yield] = []; };`,
+ `() => { let {a: yield} = {}; };`,
+ `() => { let {yield} = {}; };`,
+ `() => { let {yield = 0} = {}; };`,
+
+ `() => { const yield = 0; };`,
+ `() => { const [yield] = []; };`,
+ `() => { const [yield = 0] = []; };`,
+ `() => { const [...yield] = []; };`,
+ `() => { const {a: yield} = {}; };`,
+ `() => { const {yield} = {}; };`,
+ `() => { const {yield = 0} = {}; };`,
+];
+
+
+// Script context.
+for (let test of [...yieldInParameters, ...yieldInBody]) {
+ eval(test);
+ assertThrowsInstanceOf(() => eval(`"use strict"; ${test}`), SyntaxError);
+}
+
+// Function context.
+for (let test of [...yieldInParameters, ...yieldInBody]) {
+ eval(`function f() { ${test} }`);
+ assertThrowsInstanceOf(() => eval(`"use strict"; function f() { ${test} }`), SyntaxError);
+}
+
+// Generator context.
+for (let test of yieldInParameters) {
+ assertThrowsInstanceOf(() => eval(`function* g() { ${test} }`), SyntaxError);
+}
+for (let test of yieldInBody) {
+ eval(`function* g() { ${test} }`);
+}
+for (let test of [...yieldInParameters, ...yieldInBody]) {
+ assertThrowsInstanceOf(() => eval(`"use strict"; function* g() { ${test} }`), SyntaxError);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(0, 0, "ok");