js/src/jsapi-tests/testPropertyKey.cpp

   1 /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
   2  * vim: set ts=8 sts=2 et sw=2 tw=80:
   3  */
   4 /* This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   7
   8 #include "js/Id.h"  // JS::PropertyKey, JS::GetWellKnownSymbolKey, JS::ToGetterId, JS::ToSetterId
   9 #include "js/String.h"  // JSString, JS_AtomizeString, JS_StringEqualsAscii
  10 #include "js/Symbol.h"  // JS::Symbol, JS::SymbolCode
  11 #include "jsapi-tests/tests.h"
  12
  13 BEGIN_TEST(testPropertyKeyGetterAndSetter) {
  14   JS::Rooted<JSString*> str(cx, JS_AtomizeString(cx, "prop"));
  15   CHECK(str);
  16
  17   JS::Rooted<JS::PropertyKey> strId(cx, JS::PropertyKey::NonIntAtom(str));
  18   MOZ_ASSERT(strId.isString());
  19
  20   JS::Rooted<JS::PropertyKey> symId(
  21       cx, JS::GetWellKnownSymbolKey(cx, JS::SymbolCode::iterator));
  22   MOZ_ASSERT(symId.isSymbol());
  23
  24   JS::Rooted<JS::PropertyKey> numId(cx, JS::PropertyKey::Int(42));
  25   MOZ_ASSERT(numId.isInt());
  26
  27   bool match;
  28
  29   JS::Rooted<JS::PropertyKey> strGetterId(cx);
  30   CHECK(JS::ToGetterId(cx, strId, &strGetterId));
  31   CHECK(strGetterId.isString());
  32   CHECK(JS_StringEqualsAscii(cx, strGetterId.toString(), "get prop", &match));
  33   CHECK(match);
  34
  35   JS::Rooted<JS::PropertyKey> strSetterId(cx);
  36   CHECK(JS::ToSetterId(cx, strId, &strSetterId));
  37   CHECK(strSetterId.isString());
  38   CHECK(JS_StringEqualsAscii(cx, strSetterId.toString(), "set prop", &match));
  39   CHECK(match);
  40
  41   JS::Rooted<JS::PropertyKey> symGetterId(cx);
  42   CHECK(JS::ToGetterId(cx, symId, &symGetterId));
  43   CHECK(symGetterId.isString());
  44   CHECK(JS_StringEqualsAscii(cx, symGetterId.toString(),
  45                              "get [Symbol.iterator]", &match));
  46   CHECK(match);
  47
  48   JS::Rooted<JS::PropertyKey> symSetterId(cx);
  49   CHECK(JS::ToSetterId(cx, symId, &symSetterId));
  50   CHECK(symSetterId.isString());
  51   CHECK(JS_StringEqualsAscii(cx, symSetterId.toString(),
  52                              "set [Symbol.iterator]", &match));
  53   CHECK(match);
  54
  55   JS::Rooted<JS::PropertyKey> numGetterId(cx);
  56   CHECK(JS::ToGetterId(cx, numId, &numGetterId));
  57   CHECK(numGetterId.isString());
  58   CHECK(JS_StringEqualsAscii(cx, numGetterId.toString(), "get 42", &match));
  59   CHECK(match);
  60
  61   JS::Rooted<JS::PropertyKey> numSetterId(cx);
  62   CHECK(JS::ToSetterId(cx, numId, &numSetterId));
  63   CHECK(numSetterId.isString());
  64   CHECK(JS_StringEqualsAscii(cx, numSetterId.toString(), "set 42", &match));
  65   CHECK(match);
  66
  67   return true;
  68 }
  69 END_TEST(testPropertyKeyGetterAndSetter)