1 files changed, 464 insertions, 0 deletions
diff --git a/js/src/tests/non262/template-strings/tagTempl.js b/js/src/tests/non262/template-strings/tagTempl.js
new file mode 100644
index 0000000000..6078f4ad9e
--- /dev/null
+++ b/js/src/tests/non262/template-strings/tagTempl.js
@@ -0,0 +1,464 @@
+// 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/.
+
+// This test case is weird in the sense the actual work happens at the eval
+// at the end. If template strings are not enabled, the test cases would throw
+// a syntax error and we'd have failure reported. To avoid that, the entire
+// test case is commented out and is part of a function. We use toString to
+// get the string version, obtain the actual lines to run, and then use eval to
+// do the actual evaluation.
+
+function syntaxError (script) {
+    try {
+        Function(script);
+    } catch (e) {
+        if (e.name === "SyntaxError") {
+            return;
+        }
+    }
+    throw new Error('Expected syntax error: ' + script);
+}
+
+// function definitions
+function check(actual, expected) {
+    assertEq(actual.length, expected.length);
+    for (var i = 0; i < expected.length; i++)
+        assertEq(actual[i], expected[i]);
+}
+
+function cooked(cs) { return cs; }
+function raw(cs) { return cs.raw; }
+function args(cs, ...rest) { return rest; }
+
+
+// TEST BEGIN
+
+// Literals
+check(raw``, [""]);
+check(raw`${4}a`, ["","a"]);
+check(raw`${4}`, ["",""]);
+check(raw`a${4}`, ["a",""]);
+check(raw`a${4}b`, ["a","b"]);
+check(raw`a${4}b${3}`, ["a","b",""]);
+check(raw`a${4}b${3}c`, ["a","b","c"]);
+check(raw`a${4}${3}c`, ["a","","c"]);
+check(raw`${4}${3}`, ["","",""]);
+check(raw`${4}\r\r${3}`, ["","\\r\\r",""]);
+check(raw`${4}${3}c`, ["","","c"]);
+check(raw`zyx${4}wvut${3}c`, ["zyx","wvut","c"]);
+check(raw`zyx${4}wvut${3}\r\n`, ["zyx","wvut","\\r\\n"]);
+
+check(raw`hey`, ["hey"]);
+check(raw`he\r\ny`, ["he\\r\\ny"]);
+check(raw`he\ry`, ["he\\ry"]);
+check(raw`he\r\ry`, ["he\\r\\ry"]);
+check(raw`he\ny`, ["he\\ny"]);
+check(raw`he\n\ny`, ["he\\n\\ny"]);
+
+check(cooked`hey`, ["hey"]);
+check(cooked`he\r\ny`, ["he\r\ny"]);
+check(cooked`he\ry`, ["he\ry"]);
+check(cooked`he\r\ry`, ["he\r\ry"]);
+check(cooked`he\ny`, ["he\ny"]);
+check(cooked`he\n\ny`, ["he\n\ny"]);
+
+check(eval("raw`\r`"), ["\n"]);
+check(eval("raw`\r\n`"), ["\n"]);
+check(eval("raw`\r\r\n`"), ["\n\n"]);
+check(eval("raw`he\r\ny`"), ["he\ny"]);
+check(eval("raw`he\ry`"), ["he\ny"]);
+check(eval("raw`he\r\ry`"), ["he\n\ny"]);
+check(eval("raw`he\r\r\ny`"), ["he\n\ny"]);
+
+
+check(eval("cooked`\r`"), ["\n"]);
+check(eval("cooked`\r\n`"), ["\n"]);
+check(eval("cooked`\r\r\n`"), ["\n\n"]);
+check(eval("cooked`he\r\ny`"), ["he\ny"]);
+check(eval("cooked`he\ry`"), ["he\ny"]);
+check(eval("cooked`he\r\ry`"), ["he\n\ny"]);
+check(eval("cooked`he\r\r\ny`"), ["he\n\ny"]);
+
+// Expressions
+check(args`hey${"there"}now`, ["there"]);
+check(args`hey${4}now`, [4]);
+check(args`hey${4}`, [4]);
+check(args`${4}`, [4]);
+check(args`${4}${5}`, [4,5]);
+check(args`a${4}${5}`, [4,5]);
+check(args`a${4}b${5}`, [4,5]);
+check(args`a${4}b${5}c`, [4,5]);
+check(args`${4}b${5}c`, [4,5]);
+check(args`${4}${5}c`, [4,5]);
+
+var a = 10;
+var b = 15;
+check(args`${4 + a}${5 + b}c`, [14,20]);
+check(args`${4 + a}${a + b}c`, [14,25]);
+check(args`${b + a}${5 + b}c`, [25,20]);
+check(args`${4 + a}${a + b}c${"a"}`, [14,25,"a"]);
+check(args`a${"b"}${"c"}${"d"}`, ["b","c","d"]);
+check(args`a${"b"}${"c"}${a + b}`, ["b","c",25]);
+check(args`a${"b"}`, ["b"]);
+
+// Expressions - complex substitutions
+check(args`${`hey ${b + a} there`}${5 + b}c`, ["hey 25 there",20]);
+check(args`${`hey ${`my ${b + a} good`} there`}${5 + b}c`, ["hey my 25 good there",20]);
+
+syntaxError("args`${}`");
+syntaxError("args`${`");
+syntaxError("args`${\\n}`");
+syntaxError("args`${yield 0}`");
+syntaxError("args`");
+syntaxError("args`$");
+syntaxError("args`${");
+syntaxError("args.``");
+
+// Template substitution tests in the context of tagged templates
+// Extra whitespace inside a template substitution is ignored.
+check(args`a${
+0
+}`, [0]);
+
+// Extra whitespace between tag and template is ignored
+check(args
+`a
+${
+0
+}`, [0]);
+
+
+check(args`${5}${ // Comments work in template substitutions.
+// Even comments that look like code:
+// 0}`, "FAIL");   /* NOTE: This whole line is a comment.
+0}`, [5,0]);
+
+check(args // Comments work in template substitutions.
+// Even comments that look like code:
+// 0}`, "FAIL");   /* NOTE: This whole line is a comment.
+`${5}${0}`, [5,0]);
+
+
+// Template substitutions are expressions, not statements.
+syntaxError("args`${0;}`");
+check(args`${
+    function f() {
+        return "ok";
+    }()
+}`, ["ok"]);
+
+// Template substitutions can have side effects.
+var x = 0;
+check(args`${x += 1}`, [1]);
+assertEq(x, 1);
+
+// The production for a template substitution is Expression, not
+// AssignmentExpression.
+x = 0;
+check(args`${++x, "o"}k`, ["o"]);
+assertEq(x, 1);
+
+
+// --> is not a comment inside a template.
+check(cooked`
+--> this is text
+`, ["\n--> this is text\n"]);
+
+// reentrancy
+function f(n) {
+    if (n === 0)
+        return "";
+    var res = args`${n}${f(n - 1)}`;
+    return res[0] + res[1] + "";
+}
+assertEq(f(9), "987654321");
+
+// Template string substitutions in generator functions can yield.
+function* g() {
+    var res = args`${yield 1} ${yield 2}`;
+    return res[0] + res[1] + "";
+}
+
+var it = g();
+var next = it.next();
+assertEq(next.done, false);
+assertEq(next.value, 1);
+next = it.next("hello");
+assertEq(next.done, false);
+assertEq(next.value, 2);
+next = it.next("world");
+assertEq(next.done, true);
+assertEq(next.value, "helloworld");
+
+// undefined
+assertEq(args`${void 0}`[0] + "", "undefined");
+assertEq(args`${Object.doesNotHaveThisProperty}`[0] + "", "undefined");
+
+var callSiteObj = [];
+callSiteObj[0] = cooked`aa${4}bb`;
+for (var i = 1; i < 3; i++)
+    callSiteObj[i] = cooked`aa${4}bb`;
+
+// Same call site object behavior
+assertEq(callSiteObj[1], callSiteObj[2]);
+// Template objects are canonicalized
+assertEq(callSiteObj[0] !== callSiteObj[1], true);
+assertEq("raw" in callSiteObj[0], true);
+
+// Array length
+assertEq(callSiteObj[0].raw.length, 2);
+assertEq(callSiteObj[0].length, 2);
+
+// Frozen objects
+assertEq(Object.isFrozen(callSiteObj[0]), true);
+assertEq(Object.isFrozen(callSiteObj[0].raw), true);
+
+// Raw not enumerable
+assertEq(callSiteObj[0].propertyIsEnumerable(callSiteObj[0].raw), false);
+
+// Allow call syntax
+check(new ((cs, sub) => function(){ return sub }) `${[1, 2, 3]}`, [1,2,3]);
+
+var a = [];
+function test() {
+    var x = callSite => callSite;
+    for (var i = 0; i < 2; i++)
+        a[i] = eval("x``");
+}
+test();
+assertEq(a[0] !== a[1], true);
+
+// Test that |obj.method`template`| works
+var newObj = {
+    methodRetThis : function () {
+        return this;
+    },
+    methodRetCooked : function (a) {
+        return a;
+    },
+    methodRetRaw : function (a) {
+        return a.raw;
+    },
+    methodRetArgs : function (a, ...args) {
+        return args;
+    }
+}
+
+assertEq(newObj.methodRetThis`abc${4}`, newObj);
+check(newObj.methodRetCooked`abc${4}\r`, ["abc","\r"]);
+check(eval("newObj.methodRetCooked`abc${4}\r`"), ["abc","\n"]);
+check(newObj.methodRetRaw`abc${4}\r`, ["abc","\\r"]);
+check(eval("newObj.methodRetRaw`abc${4}\r`"), ["abc","\n"]);
+check(eval("newObj.methodRetArgs`abc${4}${5}\r${6}`"), [4,5,6]);
+
+// Chained calls
+function func(a) {
+    if (a[0] === "hey") {
+        return function(a) {
+            if (a[0] === "there") {
+                return function(a) {
+                    if (a[0] === "mine")
+                        return "was mine";
+                    else
+                        return "was not mine";
+                }
+            } else {
+                return function(a) {
+                    return "was not there";
+                }
+            }
+        }
+    } else {
+        return function(a) {
+            return function(a) {
+                return "was not hey";
+            }
+        }
+    }
+}
+
+assertEq(func`hey``there``mine`, "was mine");
+assertEq(func`hey``there``amine`, "was not mine");
+assertEq(func`hey``tshere``amine`, "was not there");
+assertEq(func`heys``there``mine`, "was not hey");
+
+// String.raw
+assertEq(String.raw`h\r\ney${4}there\n`, "h\\r\\ney4there\\n");
+assertEq(String.raw`hey`, "hey");
+assertEq(String.raw``, "");
+
+// Invalid escape sequences
+check(raw`\01`, ["\\01"]);
+check(raw`\01${0}right`, ["\\01","right"]);
+check(raw`left${0}\01`, ["left","\\01"]);
+check(raw`left${0}\01${1}right`, ["left","\\01","right"]);
+check(raw`\1`, ["\\1"]);
+check(raw`\1${0}right`, ["\\1","right"]);
+check(raw`left${0}\1`, ["left","\\1"]);
+check(raw`left${0}\1${1}right`, ["left","\\1","right"]);
+check(raw`\xg`, ["\\xg"]);
+check(raw`\xg${0}right`, ["\\xg","right"]);
+check(raw`left${0}\xg`, ["left","\\xg"]);
+check(raw`left${0}\xg${1}right`, ["left","\\xg","right"]);
+check(raw`\xAg`, ["\\xAg"]);
+check(raw`\xAg${0}right`, ["\\xAg","right"]);
+check(raw`left${0}\xAg`, ["left","\\xAg"]);
+check(raw`left${0}\xAg${1}right`, ["left","\\xAg","right"]);
+check(raw`\u0`, ["\\u0"]);
+check(raw`\u0${0}right`, ["\\u0","right"]);
+check(raw`left${0}\u0`, ["left","\\u0"]);
+check(raw`left${0}\u0${1}right`, ["left","\\u0","right"]);
+check(raw`\u0g`, ["\\u0g"]);
+check(raw`\u0g${0}right`, ["\\u0g","right"]);
+check(raw`left${0}\u0g`, ["left","\\u0g"]);
+check(raw`left${0}\u0g${1}right`, ["left","\\u0g","right"]);
+check(raw`\u00g`, ["\\u00g"]);
+check(raw`\u00g${0}right`, ["\\u00g","right"]);
+check(raw`left${0}\u00g`, ["left","\\u00g"]);
+check(raw`left${0}\u00g${1}right`, ["left","\\u00g","right"]);
+check(raw`\u000g`, ["\\u000g"]);
+check(raw`\u000g${0}right`, ["\\u000g","right"]);
+check(raw`left${0}\u000g`, ["left","\\u000g"]);
+check(raw`left${0}\u000g${1}right`, ["left","\\u000g","right"]);
+check(raw`\u{}`, ["\\u{}"]);
+check(raw`\u{}${0}right`, ["\\u{}","right"]);
+check(raw`left${0}\u{}`, ["left","\\u{}"]);
+check(raw`left${0}\u{}${1}right`, ["left","\\u{}","right"]);
+check(raw`\u{-0}`, ["\\u{-0}"]);
+check(raw`\u{-0}${0}right`, ["\\u{-0}","right"]);
+check(raw`left${0}\u{-0}`, ["left","\\u{-0}"]);
+check(raw`left${0}\u{-0}${1}right`, ["left","\\u{-0}","right"]);
+check(raw`\u{g}`, ["\\u{g}"]);
+check(raw`\u{g}${0}right`, ["\\u{g}","right"]);
+check(raw`left${0}\u{g}`, ["left","\\u{g}"]);
+check(raw`left${0}\u{g}${1}right`, ["left","\\u{g}","right"]);
+check(raw`\u{0`, ["\\u{0"]);
+check(raw`\u{0${0}right`, ["\\u{0","right"]);
+check(raw`left${0}\u{0`, ["left","\\u{0"]);
+check(raw`left${0}\u{0${1}right`, ["left","\\u{0","right"]);
+check(raw`\u{\u{0}`, ["\\u{\\u{0}"]);
+check(raw`\u{\u{0}${0}right`, ["\\u{\\u{0}","right"]);
+check(raw`left${0}\u{\u{0}`, ["left","\\u{\\u{0}"]);
+check(raw`left${0}\u{\u{0}${1}right`, ["left","\\u{\\u{0}","right"]);
+check(raw`\u{110000}`, ["\\u{110000}"]);
+check(raw`\u{110000}${0}right`, ["\\u{110000}","right"]);
+check(raw`left${0}\u{110000}`, ["left","\\u{110000}"]);
+check(raw`left${0}\u{110000}${1}right`, ["left","\\u{110000}","right"]);
+
+check(cooked`\01`, [void 0]);
+check(cooked`\01${0}right`, [void 0,"right"]);
+check(cooked`left${0}\01`, ["left",void 0]);
+check(cooked`left${0}\01${1}right`, ["left",void 0,"right"]);
+check(cooked`\1`, [void 0]);
+check(cooked`\1${0}right`, [void 0,"right"]);
+check(cooked`left${0}\1`, ["left",void 0]);
+check(cooked`left${0}\1${1}right`, ["left",void 0,"right"]);
+check(cooked`\xg`, [void 0]);
+check(cooked`\xg${0}right`, [void 0,"right"]);
+check(cooked`left${0}\xg`, ["left",void 0]);
+check(cooked`left${0}\xg${1}right`, ["left",void 0,"right"]);
+check(cooked`\xAg`, [void 0]);
+check(cooked`\xAg${0}right`, [void 0,"right"]);
+check(cooked`left${0}\xAg`, ["left",void 0]);
+check(cooked`left${0}\xAg${1}right`, ["left",void 0,"right"]);
+check(cooked`\u0`, [void 0]);
+check(cooked`\u0${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u0`, ["left",void 0]);
+check(cooked`left${0}\u0${1}right`, ["left",void 0,"right"]);
+check(cooked`\u0g`, [void 0]);
+check(cooked`\u0g${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u0g`, ["left",void 0]);
+check(cooked`left${0}\u0g${1}right`, ["left",void 0,"right"]);
+check(cooked`\u00g`, [void 0]);
+check(cooked`\u00g${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u00g`, ["left",void 0]);
+check(cooked`left${0}\u00g${1}right`, ["left",void 0,"right"]);
+check(cooked`\u000g`, [void 0]);
+check(cooked`\u000g${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u000g`, ["left",void 0]);
+check(cooked`left${0}\u000g${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{}`, [void 0]);
+check(cooked`\u{}${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{}`, ["left",void 0]);
+check(cooked`left${0}\u{}${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{-0}`, [void 0]);
+check(cooked`\u{-0}${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{-0}`, ["left",void 0]);
+check(cooked`left${0}\u{-0}${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{g}`, [void 0]);
+check(cooked`\u{g}${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{g}`, ["left",void 0]);
+check(cooked`left${0}\u{g}${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{0`, [void 0]);
+check(cooked`\u{0${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{0`, ["left",void 0]);
+check(cooked`left${0}\u{0${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{\u{0}`, [void 0]);
+check(cooked`\u{\u{0}${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{\u{0}`, ["left",void 0]);
+check(cooked`left${0}\u{\u{0}${1}right`, ["left",void 0,"right"]);
+check(cooked`\u{110000}`, [void 0]);
+check(cooked`\u{110000}${0}right`, [void 0,"right"]);
+check(cooked`left${0}\u{110000}`, ["left",void 0]);
+check(cooked`left${0}\u{110000}${1}right`, ["left",void 0,"right"]);
+
+syntaxError("`\\01`");
+syntaxError("`\\01${0}right`");
+syntaxError("`left${0}\\01`");
+syntaxError("`left${0}\\01${1}right`");
+syntaxError("`\\1`");
+syntaxError("`\\1${0}right`");
+syntaxError("`left${0}\\1`");
+syntaxError("`left${0}\\1${1}right`");
+syntaxError("`\\xg`");
+syntaxError("`\\xg${0}right`");
+syntaxError("`left${0}\\xg`");
+syntaxError("`left${0}\\xg${1}right`");
+syntaxError("`\\xAg`");
+syntaxError("`\\xAg${0}right`");
+syntaxError("`left${0}\\xAg`");
+syntaxError("`left${0}\\xAg${1}right`");
+syntaxError("`\\u0`");
+syntaxError("`\\u0${0}right`");
+syntaxError("`left${0}\\u0`");
+syntaxError("`left${0}\\u0${1}right`");
+syntaxError("`\\u0g`");
+syntaxError("`\\u0g${0}right`");
+syntaxError("`left${0}\\u0g`");
+syntaxError("`left${0}\\u0g${1}right`");
+syntaxError("`\\u00g`");
+syntaxError("`\\u00g${0}right`");
+syntaxError("`left${0}\\u00g`");
+syntaxError("`left${0}\\u00g${1}right`");
+syntaxError("`\\u000g`");
+syntaxError("`\\u000g${0}right`");
+syntaxError("`left${0}\\u000g`");
+syntaxError("`left${0}\\u000g${1}right`");
+syntaxError("`\\u{}`");
+syntaxError("`\\u{}${0}right`");
+syntaxError("`left${0}\\u{}`");
+syntaxError("`left${0}\\u{}${1}right`");
+syntaxError("`\\u{-0}`");
+syntaxError("`\\u{-0}${0}right`");
+syntaxError("`left${0}\\u{-0}`");
+syntaxError("`left${0}\\u{-0}${1}right`");
+syntaxError("`\\u{g}`");
+syntaxError("`\\u{g}${0}right`");
+syntaxError("`left${0}\\u{g}`");
+syntaxError("`left${0}\\u{g}${1}right`");
+syntaxError("`\\u{0`");
+syntaxError("`\\u{0${0}right`");
+syntaxError("`left${0}\\u{0`");
+syntaxError("`left${0}\\u{0${1}right`");
+syntaxError("`\\u{\\u{0}`");
+syntaxError("`\\u{\\u{0}${0}right`");
+syntaxError("`left${0}\\u{\\u{0}`");
+syntaxError("`left${0}\\u{\\u{0}${1}right`");
+syntaxError("`\\u{110000}`");
+syntaxError("`\\u{110000}${0}right`");
+syntaxError("`left${0}\\u{110000}`");
+syntaxError("`left${0}\\u{110000}${1}right`");
+
+
+reportCompare(0, 0, "ok");