src/third_party/mozjs-45/js/src/tests/ecma_2/Statements/try-006.js

/* -*- indent-tabs-mode: nil; js-indent-level: 2 -*- */
/* 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/. */


/**
 *  File Name:          try-006.js
 *  ECMA Section:
 *  Description:        The try statement
 *
 *  Throw an exception from within a With block in a try block.  Verify
 *  that any expected exceptions are caught.
 *
 *  Author:             christine@netscape.com
 *  Date:               11 August 1998
 */
var SECTION = "try-006";
var VERSION = "ECMA_2";
var TITLE   = "The try statement";

startTest();
writeHeaderToLog( SECTION + " "+ TITLE);

/**
 *  This is the "check" function for test objects that will
 *  throw an exception.
 */
function throwException() {
  throw EXCEPTION_STRING +": " + this.valueOf();
}
var EXCEPTION_STRING = "Exception thrown:";

/**
 *  This is the "check" function for test objects that do not
 *  throw an exception
 */
function noException() {
  return this.valueOf();
}

/**
 *  Add test cases here
 */
TryWith( new TryObject( "hello", throwException, true ));
TryWith( new TryObject( "hola",  noException, false ));

/**
 *  Run the test.
 */

test();

/**
 *  This is the object that will be the "this" in a with block.
 */
function TryObject( value, fun, exception ) {
  this.value = value;
  this.exception = exception;

  this.valueOf = new Function ( "return this.value" );
  this.check = fun;
}

/**
 *  This function has the try block that has a with block within it.
 *  Test cases are added in this function.  Within the with block, the
 *  object's "check" function is called.  If the test object's exception
 *  property is true, we expect the result to be the exception value.
 *  If exception is false, then we expect the result to be the value of
 *  the object.
 */
function TryWith( object ) {
  try {
    with ( object ) {
      result = check();
    }
  } catch ( e ) {
    result = e;
  }

  new TestCase(
    SECTION,
    "TryWith( " + object.value +" )",
    (object.exception ? EXCEPTION_STRING +": " + object.valueOf() : object.valueOf()),
    result );
}