[es6] remove --harmony-templates flag

test/mjsunit/harmony/templates.js

-// Copyright 2014 the V8 project authors. All rights reserved.
-// Use of this source code is governed by a BSD-style license that can be
-// found in the LICENSE file.
-
-// Flags: --harmony-templates --harmony-unicode
-
-var num = 5;
-var str = "str";
-function fn() { return "result"; }
-var obj = {
-  num: num,
-  str: str,
-  fn: function() { return "result"; }
-};
-
-(function testBasicExpressions() {
-  assertEquals("foo 5 bar", `foo ${num} bar`);
-  assertEquals("foo str bar", `foo ${str} bar`);
-  assertEquals("foo [object Object] bar", `foo ${obj} bar`);
-  assertEquals("foo result bar", `foo ${fn()} bar`);
-  assertEquals("foo 5 bar", `foo ${obj.num} bar`);
-  assertEquals("foo str bar", `foo ${obj.str} bar`);
-  assertEquals("foo result bar", `foo ${obj.fn()} bar`);
-})();
-
-(function testExpressionsContainingTemplates() {
-  assertEquals("foo bar 5", `foo ${`bar ${num}`}`);
-})();
-
-(function testMultilineTemplates() {
-  assertEquals("foo\n    bar\n    baz", `foo
-    bar
-    baz`);
-
-  assertEquals("foo\n  bar\n  baz", eval("`foo\r\n  bar\r  baz`"));
-})();
-
-(function testLineContinuation() {
-  assertEquals("\n", `\
-
-`);
-})();
-
-(function testTaggedTemplates() {
-  var calls = 0;
-  (function(s) {
-    calls++;
-  })`test`;
-  assertEquals(1, calls);
-
-  calls = 0;
-  // assert tag is invoked in right context
-  obj = {
-    fn: function() {
-      calls++;
-      assertEquals(obj, this);
-    }
-  };
-
-  obj.fn`test`;
-  assertEquals(1, calls);
-
-  calls = 0;
-  // Simple templates only have a callSiteObj
-  (function(s) {
-    calls++;
-    assertEquals(1, arguments.length);
-  })`test`;
-  assertEquals(1, calls);
-
-  // Templates containing expressions have the values of evaluated expressions
-  calls = 0;
-  (function(site, n, s, o, f, r) {
-    calls++;
-    assertEquals(6, arguments.length);
-    assertEquals("number", typeof n);
-    assertEquals("string", typeof s);
-    assertEquals("object", typeof o);
-    assertEquals("function", typeof f);
-    assertEquals("result", r);
-  })`${num}${str}${obj}${fn}${fn()}`;
-  assertEquals(1, calls);
-
-  // The TV and TRV of NoSubstitutionTemplate :: `` is the empty code unit
-  // sequence.
-  calls = 0;
-  (function(s) {
-    calls++;
-    assertEquals(1, s.length);
-    assertEquals(1, s.raw.length);
-    assertEquals("", s[0]);
-
-    // Failure: expected <""> found <"foo  barfoo  barfoo foo foo foo testtest">
-    assertEquals("", s.raw[0]);
-  })``;
-  assertEquals(1, calls);
-
-  // The TV and TRV of TemplateHead :: `${ is the empty code unit sequence.
-  calls = 0;
-  (function(s) {
-    calls++;
-    assertEquals(2, s.length);
-    assertEquals(2, s.raw.length);
-    assertEquals("", s[0]);
-    assertEquals("", s.raw[0]);
-  })`${1}`;
-  assertEquals(1, calls);
-
-  // The TV and TRV of TemplateMiddle :: }${ is the empty code unit sequence.
-  calls = 0;
-  (function(s) {
-    calls++;
-    assertEquals(3, s.length);
-    assertEquals(3, s.raw.length);
-    assertEquals("", s[1]);
-    assertEquals("", s.raw[1]);
-  })`${1}${2}`;
-  assertEquals(1, calls);
-
-  // The TV and TRV of TemplateTail :: }` is the empty code unit sequence.
-  calls = 0;
-  (function(s) {
-    calls++;
-    assertEquals(2, s.length);
-    assertEquals(2, s.raw.length);
-    assertEquals("", s[1]);
-    assertEquals("", s.raw[1]);
-  })`${1}`;
-  assertEquals(1, calls);
-
-  // The TV of NoSubstitutionTemplate :: ` TemplateCharacters ` is the TV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("foo", s[0]); })`foo`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateHead :: ` TemplateCharacters ${ is the TV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("foo", s[0]); })`foo${1}`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateMiddle :: } TemplateCharacters ${ is the TV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("foo", s[1]); })`${1}foo${2}`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateTail :: } TemplateCharacters ` is the TV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("foo", s[1]); })`${1}foo`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateCharacters :: TemplateCharacter is the TV of
-  // TemplateCharacter.
-  calls = 0;
-  (function(s) { calls++; assertEquals("f", s[0]); })`f`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateCharacter :: $ is the code unit value 0x0024.
-  calls = 0;
-  (function(s) { calls++; assertEquals("$", s[0]); })`$`;
-  assertEquals(1, calls);
-
-  // The TV of TemplateCharacter :: \ EscapeSequence is the CV of
-  // EscapeSequence.
-  calls = 0;
-  (function(s) { calls++; assertEquals("안녕", s[0]); })`\uc548\uB155`;
-  (function(s) { calls++; assertEquals("\xff", s[0]); })`\xff`;
-  (function(s) { calls++; assertEquals("\n", s[0]); })`\n`;
-  assertEquals(3, calls);
-
-  // The TV of TemplateCharacter :: LineContinuation is the TV of
-  // LineContinuation. The TV of LineContinuation :: \ LineTerminatorSequence is
-  // the empty code unit sequence.
-  calls = 0;
-  (function(s) { calls++; assertEquals("", s[0]); })`\
-`;
-  assertEquals(1, calls);
-
-  // The TRV of NoSubstitutionTemplate :: ` TemplateCharacters ` is the TRV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("test", s.raw[0]); })`test`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateHead :: ` TemplateCharacters ${ is the TRV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("test", s.raw[0]); })`test${1}`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateMiddle :: } TemplateCharacters ${ is the TRV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("test", s.raw[1]); })`${1}test${2}`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateTail :: } TemplateCharacters ` is the TRV of
-  // TemplateCharacters.
-  calls = 0;
-  (function(s) { calls++; assertEquals("test", s.raw[1]); })`${1}test`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateCharacters :: TemplateCharacter is the TRV of
-  // TemplateCharacter.
-  calls = 0;
-  (function(s) { calls++; assertEquals("f", s.raw[0]); })`f`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateCharacter :: $ is the code unit value 0x0024.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u0024", s.raw[0]); })`$`;
-  assertEquals(1, calls);
-
-  // The TRV of EscapeSequence :: 0 is the code unit value 0x0030.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u005C\u0030", s.raw[0]); })`\0`;
-  assertEquals(1, calls);
-
-  // The TRV of TemplateCharacter :: \ EscapeSequence is the sequence consisting
-  // of the code unit value 0x005C followed by the code units of TRV of
-  // EscapeSequence.
-
-  //   The TRV of EscapeSequence :: HexEscapeSequence is the TRV of the
-  //   HexEscapeSequence.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u005Cxff", s.raw[0]); })`\xff`;
-  assertEquals(1, calls);
-
-  //   The TRV of EscapeSequence :: UnicodeEscapeSequence is the TRV of the
-  //   UnicodeEscapeSequence.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u005Cuc548", s.raw[0]); })`\uc548`;
-  assertEquals(1, calls);
-
-  //   The TRV of CharacterEscapeSequence :: SingleEscapeCharacter is the TRV of
-  //   the SingleEscapeCharacter.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u005C\u0027", s.raw[0]); })`\'`;
-  (function(s) { calls++; assertEquals("\u005C\u0022", s.raw[0]); })`\"`;
-  (function(s) { calls++; assertEquals("\u005C\u005C", s.raw[0]); })`\\`;
-  (function(s) { calls++; assertEquals("\u005Cb", s.raw[0]); })`\b`;
-  (function(s) { calls++; assertEquals("\u005Cf", s.raw[0]); })`\f`;
-  (function(s) { calls++; assertEquals("\u005Cn", s.raw[0]); })`\n`;
-  (function(s) { calls++; assertEquals("\u005Cr", s.raw[0]); })`\r`;
-  (function(s) { calls++; assertEquals("\u005Ct", s.raw[0]); })`\t`;
-  (function(s) { calls++; assertEquals("\u005Cv", s.raw[0]); })`\v`;
-  (function(s) { calls++; assertEquals("\u005C`", s.raw[0]); })`\``;
-  assertEquals(10, calls);
-
-  //   The TRV of CharacterEscapeSequence :: NonEscapeCharacter is the CV of the
-  //   NonEscapeCharacter.
-  calls = 0;
-  (function(s) { calls++; assertEquals("\u005Cz", s.raw[0]); })`\z`;
-  assertEquals(1, calls);
-
-  // The TRV of LineTerminatorSequence :: <LF> is the code unit value 0x000A.
-  // The TRV of LineTerminatorSequence :: <CR> is the code unit value 0x000A.
-  // The TRV of LineTerminatorSequence :: <CR><LF> is the sequence consisting of
-  // the code unit value 0x000A.
-  calls = 0;
-  function testRawLineNormalization(cs) {
-    calls++;
-    assertEquals(cs.raw[0], "\n\n\n");
-    assertEquals(cs.raw[1], "\n\n\n");
-  }
-  eval("testRawLineNormalization`\r\n\n\r${1}\r\n\n\r`");
-  assertEquals(1, calls);
-
-  // The TRV of LineContinuation :: \ LineTerminatorSequence is the sequence
-  // consisting of the code unit value 0x005C followed by the code units of TRV
-  // of LineTerminatorSequence.
-  calls = 0;
-  function testRawLineContinuation(cs) {
-    calls++;
-    assertEquals(cs.raw[0], "\u005C\n\u005C\n\u005C\n");
-    assertEquals(cs.raw[1], "\u005C\n\u005C\n\u005C\n");
-  }
-  eval("testRawLineContinuation`\\\r\n\\\n\\\r${1}\\\r\n\\\n\\\r`");
-  assertEquals(1, calls);
-})();
-
-
-(function testCallSiteObj() {
-  var calls = 0;
-  function tag(cs) {
-    calls++;
-    assertTrue(cs.hasOwnProperty("raw"));
-    assertTrue(Object.isFrozen(cs));
-    assertTrue(Object.isFrozen(cs.raw));
-    var raw = Object.getOwnPropertyDescriptor(cs, "raw");
-    assertFalse(raw.writable);
-    assertFalse(raw.configurable);
-    assertFalse(raw.enumerable);
-    assertEquals(Array.prototype, Object.getPrototypeOf(cs.raw));
-    assertTrue(Array.isArray(cs.raw));
-    assertEquals(Array.prototype, Object.getPrototypeOf(cs));
-    assertTrue(Array.isArray(cs));
-
-    var cooked0 = Object.getOwnPropertyDescriptor(cs, "0");
-    assertFalse(cooked0.writable);
-    assertFalse(cooked0.configurable);
-    assertTrue(cooked0.enumerable);
-
-    var raw0 = Object.getOwnPropertyDescriptor(cs.raw, "0");
-    assertFalse(cooked0.writable);
-    assertFalse(cooked0.configurable);
-    assertTrue(cooked0.enumerable);
-
-    var length = Object.getOwnPropertyDescriptor(cs, "length");
-    assertFalse(length.writable);
-    assertFalse(length.configurable);
-    assertFalse(length.enumerable);
-
-    length = Object.getOwnPropertyDescriptor(cs.raw, "length");
-    assertFalse(length.writable);
-    assertFalse(length.configurable);
-    assertFalse(length.enumerable);
-  }
-  tag`${1}`;
-  assertEquals(1, calls);
-})();
-
-
-(function testUTF16ByteOrderMark() {
-  assertEquals("\uFEFFtest", `\uFEFFtest`);
-  assertEquals("\uFEFFtest", eval("`\uFEFFtest`"));
-})();
-
-
-(function testStringRawAsTagFn() {
-  assertEquals("\\u0065\\`\\r\\r\\n\\ntestcheck",
-               String.raw`\u0065\`\r\r\n\n${"test"}check`);
-  assertEquals("\\\n\\\n\\\n", eval("String.raw`\\\r\\\r\n\\\n`"));
-  assertEquals("", String.raw``);
-})();
-
-
-(function testCallSiteCaching() {
-  var callSites = [];
-  function tag(cs) { callSites.push(cs); }
-  var a = 1;
-  var b = 2;
-
-  tag`head${a}tail`;
-  tag`head${b}tail`;
-
-  assertEquals(2, callSites.length);
-  assertSame(callSites[0], callSites[1]);
-
-  eval("tag`head${a}tail`");
-  assertEquals(3, callSites.length);
-  assertSame(callSites[1], callSites[2]);
-
-  eval("tag`head${b}tail`");
-  assertEquals(4, callSites.length);
-  assertSame(callSites[2], callSites[3]);
-
-  (new Function("tag", "a", "b", "return tag`head${a}tail`;"))(tag, 1, 2);
-  assertEquals(5, callSites.length);
-  assertSame(callSites[3], callSites[4]);
-
-  (new Function("tag", "a", "b", "return tag`head${b}tail`;"))(tag, 1, 2);
-  assertEquals(6, callSites.length);
-  assertSame(callSites[4], callSites[5]);
-
-  callSites = [];
-
-  tag`foo${a}bar`;
-  tag`foo\${.}bar`;
-  assertEquals(2, callSites.length);
-  assertEquals(2, callSites[0].length);
-  assertEquals(1, callSites[1].length);
-
-  callSites = [];
-
-  eval("tag`\\\r\n\\\n\\\r`");
-  eval("tag`\\\r\n\\\n\\\r`");
-  assertEquals(2, callSites.length);
-  assertSame(callSites[0], callSites[1]);
-  assertEquals("", callSites[0][0]);
-  assertEquals("\\\n\\\n\\\n", callSites[0].raw[0]);
-
-  callSites = [];
-
-  tag`\uc548\ub155`;
-  tag`\uc548\ub155`;
-  assertEquals(2, callSites.length);
-  assertSame(callSites[0], callSites[1]);
-  assertEquals("안녕", callSites[0][0]);
-  assertEquals("\\uc548\\ub155", callSites[0].raw[0]);
-
-  callSites = [];
-
-  tag`\uc548\ub155`;
-  tag`안녕`;
-  assertEquals(2, callSites.length);
-  assertTrue(callSites[0] !== callSites[1]);
-  assertEquals("안녕", callSites[0][0]);
-  assertEquals("\\uc548\\ub155", callSites[0].raw[0]);
-  assertEquals("안녕", callSites[1][0]);
-  assertEquals("안녕", callSites[1].raw[0]);
-
-  // Extra-thorough UTF8 decoding test.
-  callSites = [];
-
-  tag`Iñtërnâtiônàlizætiøn\u2603\uD83D\uDCA9`;
-  tag`Iñtërnâtiônàlizætiøn☃💩`;
-
-  assertEquals(2, callSites.length);
-  assertTrue(callSites[0] !== callSites[1]);
-  assertEquals("Iñtërnâtiônàlizætiøn☃💩", callSites[0][0]);
-  assertEquals(
-      "Iñtërnâtiônàlizætiøn\\u2603\\uD83D\\uDCA9", callSites[0].raw[0]);
-  assertEquals("Iñtërnâtiônàlizætiøn☃💩", callSites[1][0]);
-  assertEquals("Iñtërnâtiônàlizætiøn☃💩", callSites[1].raw[0]);
-})();
-
-
-(function testExtendedArrayPrototype() {
-  Object.defineProperty(Array.prototype, 0, {
-    set: function() {
-      assertUnreachable();
-    },
-    configurable: true
-  });
-  function tag(){}
-  tag`a${1}b`;
-  delete Array.prototype[0];
-})();
-
-
-(function testRawLineNormalization() {
-  function raw0(callSiteObj) {
-    return callSiteObj.raw[0];
-  }
-  assertEquals(eval("raw0`\r`"), "\n");
-  assertEquals(eval("raw0`\r\n`"), "\n");
-  assertEquals(eval("raw0`\r\r\n`"), "\n\n");
-  assertEquals(eval("raw0`\r\n\r\n`"), "\n\n");
-  assertEquals(eval("raw0`\r\r\r\n`"), "\n\n\n");
-})();
-
-
-(function testHarmonyUnicode() {
-  function raw0(callSiteObj) {
-    return callSiteObj.raw[0];
-  }
-  assertEquals(raw0`a\u{62}c`, "a\\u{62}c");
-  assertEquals(raw0`a\u{000062}c`, "a\\u{000062}c");
-  assertEquals(raw0`a\u{0}c`, "a\\u{0}c");
-
-  assertEquals(`a\u{62}c`, "abc");
-  assertEquals(`a\u{000062}c`, "abc");
-})();
-
-
-(function testLiteralAfterRightBrace() {
-  // Regression test for https://code.google.com/p/v8/issues/detail?id=3734
-  function f() {}
-  `abc`;
-
-  function g() {}`def`;
-
-  {
-    // block
-  }
-  `ghi`;
-
-  {
-    // block
-  }`jkl`;
-})();
-
-
-(function testLegacyOctal() {
-  assertEquals('\u0000', `\0`);
-  assertEquals('\u0000a', `\0a`);
-  for (var i = 0; i < 8; i++) {
-    var code = "`\\0" + i + "`";
-    assertThrows(code, SyntaxError);
-    code = "(function(){})" + code;
-    assertThrows(code, SyntaxError);
-  }
-
-  assertEquals('\\0', String.raw`\0`);
-})();
-
-
-(function testSyntaxErrorsNonEscapeCharacter() {
-  assertThrows("`\\x`", SyntaxError);
-  assertThrows("`\\u`", SyntaxError);
-  for (var i = 1; i < 8; i++) {
-    var code = "`\\" + i + "`";
-    assertThrows(code, SyntaxError);
-    code = "(function(){})" + code;
-    assertThrows(code, SyntaxError);
-  }
-})();
-
-
-(function testValidNumericEscapes() {
-  assertEquals("8", `\8`);
-  assertEquals("9", `\9`);
-  assertEquals("\u00008", `\08`);
-  assertEquals("\u00009", `\09`);
-})();
-
-
-(function testLegacyOctalEscapesInExpressions() {
-  // Allowed in sloppy expression
-  assertEquals("\x07", `${"\07"}`);
-
-  // Disallowed in template tail
-  assertThrows("`${\"\\07\"}\\07`", SyntaxError);
-
-  // Disallowed in strict expression
-  assertThrows("`${(function() { \"use strict\"; return \"\\07\"; })()}`",
-               SyntaxError);
-})();
-
-
-var global = this;
-(function testCallNew() {
-  "use strict";
-  var called = false;
-  var calledWith;
-  global.log = function(x) { called = true; calledWith = x; }
-
-  assertInstanceof(new Function`log("test")`, Object);
-  assertTrue(called);
-  assertSame("test", calledWith);
-  delete global.log;
-})();
-
-
-(function testCallNew2() {
-  "use strict";
-  var log = [];
-  function tag(x) {
-    log.push(x);
-    if (!(this instanceof tag)) {
-      return tag;
-    }
-    this.x = x === void 0 ? null : x;
-    return this;
-  }
-  // No arguments passed to constructor
-  var instance = new tag`x``y``z`;
-  assertInstanceof(instance, tag);
-  assertSame(tag.prototype, Object.getPrototypeOf(instance));
-  assertEquals({ x: null }, instance);
-  assertEquals([["x"], ["y"], ["z"], undefined], log);
-
-  // Arguments passed to constructor
-  log.length = 0;
-  instance = new tag`x2` `y2` `z2` (`test`);
-  assertInstanceof(instance, tag);
-  assertSame(tag.prototype, Object.getPrototypeOf(instance));
-  assertEquals({ x: "test" }, instance);
-  assertEquals([["x2"], ["y2"], ["z2"], "test"], log);
-})();
-
-
-(function testCallResultOfTagFn() {
-  "use strict";
-  var i = 0;
-  var raw = [];
-  function tag(cs) {
-    var args = Array.prototype.slice.call(arguments);
-    var text = String.raw.apply(null, args);
-    if (i++ < 2) {
-      raw.push("tag;" + text);
-      return tag;
-    }
-
-    raw.push("raw;" + text);
-    return text;
-  }
-  assertEquals("test3", tag`test1``test2``test3`);
-  assertEquals([
-    "tag;test1",
-    "tag;test2",
-    "raw;test3"
-  ], raw);
-})();