js/src/jsapi-tests/testCompileNonSyntactic.cpp

   1 /* This Source Code Form is subject to the terms of the Mozilla Public
   2  * License, v. 2.0. If a copy of the MPL was not distributed with this
   3  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
   4
   5 #include "mozilla/RefPtr.h"  // RefPtr
   6 #include "mozilla/Utf8.h"    // mozilla::Utf8Unit
   7
   8 #include <string_view>
   9
  10 #include "js/CompilationAndEvaluation.h"  // JS::Compile
  11 #include "js/CompileOptions.h"  // JS::CompileOptions, JS::InstantiateOptions
  12 #include "js/experimental/JSStencil.h"  // JS::Stencil, JS::InstantiateGlobalStencil
  13
  14 #include "js/SourceText.h"  // JS::Source{Ownership,Text}
  15 #include "jsapi-tests/tests.h"
  16 #include "vm/HelperThreads.h"
  17 #include "vm/Monitor.h"
  18 #include "vm/MutexIDs.h"
  19
  20 using namespace JS;
  21 using js::AutoLockMonitor;
  22
  23 BEGIN_TEST(testCompileNonsyntactic) {
  24   CHECK(testCompile(true));
  25
  26   CHECK(testCompile(false));
  27   return true;
  28 }
  29
  30 bool testCompile(bool nonSyntactic) {
  31   static constexpr std::string_view src = "42\n";
  32   static constexpr std::u16string_view src_16 = u"42\n";
  33
  34   static_assert(src.length() == src_16.length(),
  35                 "Source buffers must be same length");
  36
  37   JS::CompileOptions options(cx);
  38   options.setNonSyntacticScope(nonSyntactic);
  39
  40   JS::SourceText<char16_t> buf16;
  41   CHECK(buf16.init(cx, src_16.data(), src_16.length(),
  42                    JS::SourceOwnership::Borrowed));
  43
  44   JS::SourceText<mozilla::Utf8Unit> buf8;
  45   CHECK(buf8.init(cx, src.data(), src.length(), JS::SourceOwnership::Borrowed));
  46
  47   JS::RootedScript script(cx);
  48
  49   script = Compile(cx, options, buf16);
  50   CHECK(script);
  51   CHECK_EQUAL(script->hasNonSyntacticScope(), nonSyntactic);
  52
  53   script = Compile(cx, options, buf8);
  54   CHECK(script);
  55   CHECK_EQUAL(script->hasNonSyntacticScope(), nonSyntactic);
  56
  57   {
  58     JS::SourceText<char16_t> srcBuf;
  59     CHECK(srcBuf.init(cx, src_16.data(), src_16.length(),
  60                       JS::SourceOwnership::Borrowed));
  61
  62     script = Compile(cx, options, srcBuf);
  63     CHECK(script);
  64     CHECK_EQUAL(script->hasNonSyntacticScope(), nonSyntactic);
  65   }
  66   return true;
  67 }
  68 END_TEST(testCompileNonsyntactic);