/* 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/. */

#include "js/Exception.h"
#include "jsapi-tests/tests.h"

using JS::CreateError;
using JS::ObjectValue;
using JS::Rooted;
using JS::Value;

enum SymbolExceptionType {
  NONE,
  SYMBOL_ITERATOR,
  SYMBOL_FOO,
  SYMBOL_EMPTY,
};

BEGIN_TEST(testUncaughtSymbol) {
  CHECK(!execDontReport("throw Symbol.iterator;", __FILE__, __LINE__));
  CHECK(GetSymbolExceptionType(cx) == SYMBOL_ITERATOR);

  CHECK(!execDontReport("throw Symbol('foo');", __FILE__, __LINE__));
  CHECK(GetSymbolExceptionType(cx) == SYMBOL_FOO);

  CHECK(!execDontReport("throw Symbol();", __FILE__, __LINE__));
  CHECK(GetSymbolExceptionType(cx) == SYMBOL_EMPTY);

  return true;
}

static SymbolExceptionType GetSymbolExceptionType(JSContext* cx) {
  JS::ExceptionStack exnStack(cx);
  MOZ_RELEASE_ASSERT(JS::StealPendingExceptionStack(cx, &exnStack));
  MOZ_RELEASE_ASSERT(exnStack.exception().isSymbol());

  JS::ErrorReportBuilder report(cx);
  MOZ_RELEASE_ASSERT(
      report.init(cx, exnStack, JS::ErrorReportBuilder::WithSideEffects));

  if (strcmp(report.toStringResult().c_str(),
             "uncaught exception: Symbol(Symbol.iterator)") == 0) {
    return SYMBOL_ITERATOR;
  }
  if (strcmp(report.toStringResult().c_str(),
             "uncaught exception: Symbol(foo)") == 0) {
    return SYMBOL_FOO;
  }
  if (strcmp(report.toStringResult().c_str(), "uncaught exception: Symbol()") ==
      0) {
    return SYMBOL_EMPTY;
  }
  MOZ_CRASH("Unexpected symbol");
}

END_TEST(testUncaughtSymbol)