/*
{{&header_text}}

  The MIT License (MIT)

  Copyright (c) 2007-2017 Einar Lielmanis, Liam Newman, and contributors.

  Permission is hereby granted, free of charge, to any person
  obtaining a copy of this software and associated documentation files
  (the "Software"), to deal in the Software without restriction,
  including without limitation the rights to use, copy, modify, merge,
  publish, distribute, sublicense, and/or sell copies of the Software,
  and to permit persons to whom the Software is furnished to do so,
  subject to the following conditions:

  The above copyright notice and this permission notice shall be
  included in all copies or substantial portions of the Software.

  THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  SOFTWARE.
*/
/*jshint unused:false */

function run_javascript_tests(test_obj, Urlencoded, js_beautify, html_beautify, css_beautify)
{

    var default_opts = {
        indent_size: 4,
        indent_char: ' ',
        preserve_newlines: true,
        jslint_happy: false,
        keep_array_indentation: false,
        brace_style: 'collapse',
        space_before_conditional: true,
        break_chained_methods: false,
        selector_separator: '\n',
        end_with_newline: false
    };
    var opts;

{{#default_options}}    default_opts.{{name}} = {{&value}};
{{/default_options}}

    function reset_options()
    {
        opts = JSON.parse(JSON.stringify(default_opts));
    }

    function test_js_beautifier(input)
    {
        return js_beautify(input, opts);
    }

    var sanitytest;

    // test the input on beautifier with the current flag settings
    // does not check the indentation / surroundings as bt() does
    function test_fragment(input, expected)
    {
        expected = expected || expected === '' ? expected : input;
        sanitytest.expect(input, expected);
        // if the expected is different from input, run it again
        // expected output should be unchanged when run twice.
        if (expected !== input) {
            sanitytest.expect(expected, expected);
        }

        // Everywhere we do newlines, they should be replaced with opts.eol
        opts.eol = '\r\\n';
        expected = expected.replace(/[\n]/g, '\r\n');
        sanitytest.expect(input, expected);
        if (input.indexOf('\n') !== -1) {
            input = input.replace(/[\n]/g, '\r\n');
            sanitytest.expect(input, expected);
            // Ensure support for auto eol detection
            opts.eol = 'auto';
            sanitytest.expect(input, expected);
        }
        opts.eol = '\n';
    }



    // test the input on beautifier with the current flag settings
    // test both the input as well as { input } wrapping
    function bt(input, expectation)
    {
        var wrapped_input, wrapped_expectation;

        expectation = expectation || expectation === '' ? expectation : input;
        sanitytest.test_function(test_js_beautifier, 'js_beautify');
        test_fragment(input, expectation);

        // If we set raw, input should be unchanged
        opts.test_output_raw = true;
        if (!opts.end_with_newline) {
            test_fragment(input, input);
        }
        opts.test_output_raw = false;

        // test also the returned indentation
        // e.g if input = "asdf();"
        // then test that this remains properly formatted as well:
        // {
        //     asdf();
        //     indent;
        // }

        var current_indent_size = opts.js ? opts.js.indent_size : null;
        current_indent_size = current_indent_size ? current_indent_size : opts.indent_size;
        if (current_indent_size === 4 && input) {
            wrapped_input = '{\n' + input.replace(/^(.+)$/mg, '    $1') + '\n    foo = bar;\n}';
            wrapped_expectation = '{\n' + expectation.replace(/^(.+)$/mg, '    $1') + '\n    foo = bar;\n}';
            test_fragment(wrapped_input, wrapped_expectation);

            // If we set raw, input should be unchanged
            opts.test_output_raw = true;
            if (!opts.end_with_newline) {
                test_fragment(wrapped_input, wrapped_input);
            }
            opts.test_output_raw = false;
        }

    }

    // run all tests for the given brace style ("collapse", "expand", "end-expand", or "none").
    // uses various whitespace combinations before and after opening and closing braces,
    // respectively, for most of the tests' inputs.
    function beautify_brace_tests(brace_style) {

        var indent_on_wrap_str = '    '; // could use Array(opts.indent_size + 1).join(' '); if we wanted to replace _all_ of the hardcoded 4-space in the test and expectation strings

        function permute_brace_tests(expect_open_white, expect_close_white) {

            // run the tests that need permutation against a specific combination of
            // pre-opening-brace and pre-closing-brace whitespace
            function run_brace_permutation(test_open_white, test_close_white) {
                var to = test_open_white,
                    tc = test_close_white,
                    eo = expect_open_white ? expect_open_white : to === '' ? ' ' : to,
                    ec = expect_close_white ? expect_close_white : tc === '' ? ' ' : tc,
                    i = eo === '\n' ? indent_on_wrap_str: '';

                bt( '//case 1\nif (a == 1)' + to + '{}\n//case 2\nelse if (a == 2)' + to + '{}',
                    '//case 1\nif (a == 1)' + eo + '{}\n//case 2\nelse if (a == 2)' + eo + '{}');
                bt( 'if(1)' + to + '{2}' + tc + 'else' + to + '{3}',
                    'if (1)' + eo + '{\n    2\n}' + ec + 'else' + eo + '{\n    3\n}');
                bt( 'try' + to + '{a();}' + tc +
                    'catch(b)' + to + '{c();}' + tc +
                    'catch(d)' + to + '{}' + tc +
                    'finally' + to + '{e();}',
                    // expected
                    'try' + eo + '{\n    a();\n}' + ec +
                    'catch (b)' + eo + '{\n    c();\n}' + ec +
                    'catch (d)' + eo + '{}' + ec +
                    'finally' + eo + '{\n    e();\n}');
                bt( 'if(a)' + to + '{b();}' + tc + 'else if(c) foo();',
                    'if (a)' + eo + '{\n    b();\n}' + ec + 'else if (c) foo();');
                // if/else statement with empty body
                bt( 'if (a)' + to + '{\n// comment\n}' + tc + 'else' + to + '{\n// comment\n}',
                    'if (a)' + eo + '{\n    // comment\n}' + ec + 'else' + eo + '{\n    // comment\n}');
                bt( 'if (x)' + to + '{y}' + tc + 'else' + to + '{ if (x)' + to + '{y}}',
                    'if (x)' + eo + '{\n    y\n}' + ec + 'else' + eo + '{\n    if (x)' + eo + i + '{\n        y\n    }\n}');
                bt( 'if (a)' + to + '{\nb;\n}' + tc + 'else' + to + '{\nc;\n}',
                    'if (a)' + eo + '{\n    b;\n}' + ec + 'else' + eo + '{\n    c;\n}');
                test_fragment('    /*\n* xx\n*/\n// xx\nif (foo)' + to + '{\n    bar();\n}',
                              '    /*\n     * xx\n     */\n    // xx\n    if (foo)' + eo + i + '{\n        bar();\n    }');
                bt( 'if (foo)' + to + '{}' + tc + 'else /regex/.test();',
                    'if (foo)' + eo + '{}' + ec + 'else /regex/.test();');
                test_fragment('if (foo)' + to + '{', 'if (foo)' + eo + '{');
                test_fragment('foo' + to + '{', 'foo' + eo + '{');
                test_fragment('return;' + to + '{', 'return;' + eo + '{');
                bt( 'function x()' + to + '{\n    foo();\n}zzz', 'function x()' + eo +'{\n    foo();\n}\nzzz');
                bt( 'var a = new function a()' + to + '{};', 'var a = new function a()' + eo + '{};');
                bt( 'var a = new function a()' + to + '    {},\n    b = new function b()' + to + '    {};',
                    'var a = new function a()' + eo + i + '{},\n    b = new function b()' + eo + i + '{};');
                bt("foo(" + to + "{\n    'a': 1\n},\n10);",
                   "foo(" + (eo === ' ' ? '' : eo) + i + "{\n        'a': 1\n    },\n    10);"); // "foo( {..." is a weird case
                bt('(["foo","bar"]).each(function(i)' + to + '{return i;});',
                   '(["foo", "bar"]).each(function(i)' + eo + '{\n    return i;\n});');
                bt('(function(i)' + to + '{return i;})();', '(function(i)' + eo + '{\n    return i;\n})();');

                bt( "test( /*Argument 1*/" + to + "{\n" +
                    "    'Value1': '1'\n" +
                    "}, /*Argument 2\n" +
                    " */ {\n" +
                    "    'Value2': '2'\n" +
                    "});",
                    // expected
                    "test( /*Argument 1*/" + eo + i + "{\n" +
                    "        'Value1': '1'\n" +
                    "    },\n" +
                    "    /*Argument 2\n" +
                    "     */\n" +
                    "    {\n" +
                    "        'Value2': '2'\n" +
                    "    });");

                bt( "test( /*Argument 1*/" + to + "{\n" +
                    "    'Value1': '1'\n" +
                    "}, /*Argument 2\n" +
                    " */\n" +
                    "{\n" +
                    "    'Value2': '2'\n" +
                    "});",
                    // expected
                    "test( /*Argument 1*/" + eo + i + "{\n" +
                    "        'Value1': '1'\n" +
                    "    },\n" +
                    "    /*Argument 2\n" +
                    "     */\n" +
                    "    {\n" +
                    "        'Value2': '2'\n" +
                    "    });");
            }

            run_brace_permutation('\n', '\n');
            run_brace_permutation('\n', ' ');
            run_brace_permutation(' ', ' ');
            run_brace_permutation(' ', '\n');
            run_brace_permutation('','');

            // brace tests that don't make sense to permutate
            test_fragment('return {'); // return needs the brace.
            test_fragment('return /* inline */ {');
            bt('throw {}');
            bt('throw {\n    foo;\n}');
            bt( 'var foo = {}');
            test_fragment('a: do {} while (); xxx', 'a: do {} while ();\nxxx');
            bt( '{a: do {} while (); xxx}', '{\n    a: do {} while ();xxx\n}');
            bt( 'var a = new function() {};');
            bt( 'var a = new function()\n{};', 'var a = new function() {};');
            bt( "test(\n" +
                "/*Argument 1*/ {\n" +
                "    'Value1': '1'\n" +
                "},\n" +
                "/*Argument 2\n" +
                " */ {\n" +
                "    'Value2': '2'\n" +
                "});",
                // expected
                "test(\n" +
                "    /*Argument 1*/\n" +
                "    {\n" +
                "        'Value1': '1'\n" +
                "    },\n" +
                "    /*Argument 2\n" +
                "     */\n" +
                "    {\n" +
                "        'Value2': '2'\n" +
                "    });");
        }

        reset_options();
        opts.brace_style = brace_style;

        switch(opts.brace_style) {
        case 'collapse':
            permute_brace_tests(' ', ' ');
            break;
        case 'expand':
            permute_brace_tests('\n', '\n');
            break;
        case 'end-expand':
            permute_brace_tests(' ', '\n');
            break;
        case 'none':
            permute_brace_tests();
            break;
        }
    }

    function unicode_char(value) {
        return String.fromCharCode(value);
    }

    function beautifier_tests()
    {
        sanitytest = test_obj;

{{#groups}}{{#set_mustache_tags}}.{{/set_mustache_tags}}
        //============================================================
    {{^matrix}}
        // {{&name}}
        reset_options();
        {{#options}}
        opts.{{name}} = {{&value}};
        {{/options}}
        {{#tests}}
        {{#test_line}}.{{/test_line}};
        {{/tests}}

    {{/matrix}}
    {{#matrix}}
        // {{&name}} - ({{#matrix_context_string}}.{{/matrix_context_string}})
        reset_options();
        {{#options}}
        opts.{{name}} = {{&value}};
        {{/options}}
        {{#tests}}
        {{#test_line}}.{{/test_line}};
        {{/tests}}

    {{/matrix}}
{{#unset_mustache_tags}}.{{/unset_mustache_tags}}{{/groups}}
    }

    function beautifier_unconverted_tests()
    {
        sanitytest = test_obj;

        reset_options();
        //============================================================
        opts.indent_size = 1;
        opts.indent_char = ' ';
        bt('{ one_char() }', "{\n one_char()\n}");

        bt('var a,b=1,c=2', 'var a, b = 1,\n c = 2');

        opts.indent_size = 4;
        opts.indent_char = ' ';
        bt('{ one_char() }', "{\n    one_char()\n}");

        opts.indent_size = 1;
        opts.indent_char = "\t";
        bt('{ one_char() }', "{\n\tone_char()\n}");
        bt('x = a ? b : c; x;', 'x = a ? b : c;\nx;');

        //set to something else than it should change to, but with tabs on, should override
        opts.indent_size = 5;
        opts.indent_char = ' ';
        opts.indent_with_tabs = true;

        bt('{ one_char() }', "{\n\tone_char()\n}");
        bt('x = a ? b : c; x;', 'x = a ? b : c;\nx;');

        opts.indent_size = 4;
        opts.indent_char = ' ';
        opts.indent_with_tabs = false;

        reset_options();
        //============================================================
        opts.preserve_newlines = false;

        bt('var\na=dont_preserve_newlines;', 'var a = dont_preserve_newlines;');

        // make sure the blank line between function definitions stays
        // even when preserve_newlines = false
        bt('function foo() {\n    return 1;\n}\n\nfunction foo() {\n    return 1;\n}');
        bt('function foo() {\n    return 1;\n}\nfunction foo() {\n    return 1;\n}',
           'function foo() {\n    return 1;\n}\n\nfunction foo() {\n    return 1;\n}'
          );
        bt('function foo() {\n    return 1;\n}\n\n\nfunction foo() {\n    return 1;\n}',
           'function foo() {\n    return 1;\n}\n\nfunction foo() {\n    return 1;\n}'
          );

        opts.preserve_newlines = true;
        bt('var\na=do_preserve_newlines;', 'var\n    a = do_preserve_newlines;');
        bt('if (foo) //  comment\n{\n    bar();\n}');


        reset_options();
        //============================================================
        opts.keep_array_indentation = false;
        bt("a = ['a', 'b', 'c',\n   'd', 'e', 'f']",
            "a = ['a', 'b', 'c',\n    'd', 'e', 'f'\n]");
        bt("a = ['a', 'b', 'c',\n   'd', 'e', 'f',\n        'g', 'h', 'i']",
            "a = ['a', 'b', 'c',\n    'd', 'e', 'f',\n    'g', 'h', 'i'\n]");
        bt("a = ['a', 'b', 'c',\n       'd', 'e', 'f',\n            'g', 'h', 'i']",
            "a = ['a', 'b', 'c',\n    'd', 'e', 'f',\n    'g', 'h', 'i'\n]");
        bt('var x = [{}\n]', 'var x = [{}]');
        bt('var x = [{foo:bar}\n]', 'var x = [{\n    foo: bar\n}]');
        bt("a = ['something',\n    'completely',\n    'different'];\nif (x);",
            "a = ['something',\n    'completely',\n    'different'\n];\nif (x);");
        bt("a = ['a','b','c']", "a = ['a', 'b', 'c']");

        bt("a = ['a',   'b','c']", "a = ['a', 'b', 'c']");
        bt("x = [{'a':0}]",
            "x = [{\n    'a': 0\n}]");
        bt('{a([[a1]], {b;});}',
            '{\n    a([\n        [a1]\n    ], {\n        b;\n    });\n}');
        bt("a();\n   [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();",
            "a();\n[\n    ['sdfsdfsd'],\n    ['sdfsdfsdf']\n].toString();");
        bt("a();\na = [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();",
            "a();\na = [\n    ['sdfsdfsd'],\n    ['sdfsdfsdf']\n].toString();");
        bt("function() {\n    Foo([\n        ['sdfsdfsd'],\n        ['sdfsdfsdf']\n    ]);\n}",
            "function() {\n    Foo([\n        ['sdfsdfsd'],\n        ['sdfsdfsdf']\n    ]);\n}");
        bt('function foo() {\n    return [\n        "one",\n        "two"\n    ];\n}');
        // 4 spaces per indent input, processed with 4-spaces per indent
        bt( "function foo() {\n" +
            "    return [\n" +
            "        {\n" +
            "            one: 'x',\n" +
            "            two: [\n" +
            "                {\n" +
            "                    id: 'a',\n" +
            "                    name: 'apple'\n" +
            "                }, {\n" +
            "                    id: 'b',\n" +
            "                    name: 'banana'\n" +
            "                }\n" +
            "            ]\n" +
            "        }\n" +
            "    ];\n" +
            "}",
            "function foo() {\n" +
            "    return [{\n" +
            "        one: 'x',\n" +
            "        two: [{\n" +
            "            id: 'a',\n" +
            "            name: 'apple'\n" +
            "        }, {\n" +
            "            id: 'b',\n" +
            "            name: 'banana'\n" +
            "        }]\n" +
            "    }];\n" +
            "}");
        // 3 spaces per indent input, processed with 4-spaces per indent
        bt( "function foo() {\n" +
            "   return [\n" +
            "      {\n" +
            "         one: 'x',\n" +
            "         two: [\n" +
            "            {\n" +
            "               id: 'a',\n" +
            "               name: 'apple'\n" +
            "            }, {\n" +
            "               id: 'b',\n" +
            "               name: 'banana'\n" +
            "            }\n" +
            "         ]\n" +
            "      }\n" +
            "   ];\n" +
            "}",
            "function foo() {\n" +
            "    return [{\n" +
            "        one: 'x',\n" +
            "        two: [{\n" +
            "            id: 'a',\n" +
            "            name: 'apple'\n" +
            "        }, {\n" +
            "            id: 'b',\n" +
            "            name: 'banana'\n" +
            "        }]\n" +
            "    }];\n" +
            "}");

        opts.keep_array_indentation = true;
        bt("a = ['a', 'b', 'c',\n   'd', 'e', 'f']");
        bt("a = ['a', 'b', 'c',\n   'd', 'e', 'f',\n        'g', 'h', 'i']");
        bt("a = ['a', 'b', 'c',\n       'd', 'e', 'f',\n            'g', 'h', 'i']");
        bt('var x = [{}\n]', 'var x = [{}\n]');
        bt('var x = [{foo:bar}\n]', 'var x = [{\n        foo: bar\n    }\n]');
        bt("a = ['something',\n    'completely',\n    'different'];\nif (x);");
        bt("a = ['a','b','c']", "a = ['a', 'b', 'c']");
        bt("a = ['a',   'b','c']", "a = ['a', 'b', 'c']");
        bt("x = [{'a':0}]",
            "x = [{\n    'a': 0\n}]");
        bt('{a([[a1]], {b;});}',
            '{\n    a([[a1]], {\n        b;\n    });\n}');
        bt("a();\n   [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();",
            "a();\n   [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();");
        bt("a();\na = [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();",
            "a();\na = [\n   ['sdfsdfsd'],\n        ['sdfsdfsdf']\n   ].toString();");
        bt("function() {\n    Foo([\n        ['sdfsdfsd'],\n        ['sdfsdfsdf']\n    ]);\n}",
            "function() {\n    Foo([\n        ['sdfsdfsd'],\n        ['sdfsdfsdf']\n    ]);\n}");
        bt('function foo() {\n    return [\n        "one",\n        "two"\n    ];\n}');
        // 4 spaces per indent input, processed with 4-spaces per indent
        bt( "function foo() {\n" +
            "    return [\n" +
            "        {\n" +
            "            one: 'x',\n" +
            "            two: [\n" +
            "                {\n" +
            "                    id: 'a',\n" +
            "                    name: 'apple'\n" +
            "                }, {\n" +
            "                    id: 'b',\n" +
            "                    name: 'banana'\n" +
            "                }\n" +
            "            ]\n" +
            "        }\n" +
            "    ];\n" +
            "}");
        // 3 spaces per indent input, processed with 4-spaces per indent
        // Should be unchanged, but is not - #445
//         bt( "function foo() {\n" +
//             "   return [\n" +
//             "      {\n" +
//             "         one: 'x',\n" +
//             "         two: [\n" +
//             "            {\n" +
//             "               id: 'a',\n" +
//             "               name: 'apple'\n" +
//             "            }, {\n" +
//             "               id: 'b',\n" +
//             "               name: 'banana'\n" +
//             "            }\n" +
//             "         ]\n" +
//             "      }\n" +
//             "   ];\n" +
//             "}");


        reset_options();
        //============================================================
        bt('a = //comment\n    /regex/;');

        bt('if (a)\n{\nb;\n}\nelse\n{\nc;\n}', 'if (a) {\n    b;\n} else {\n    c;\n}');

        // tests for brace positioning
        beautify_brace_tests('expand');
        beautify_brace_tests('collapse');
        beautify_brace_tests('end-expand');
        beautify_brace_tests('none');

        test_fragment('roo = {\n    /*\n    ****\n      FOO\n    ****\n    */\n    BAR: 0\n};');

        bt('"foo""bar""baz"', '"foo"\n"bar"\n"baz"');
        bt("'foo''bar''baz'", "'foo'\n'bar'\n'baz'");


        test_fragment("if (zz) {\n    // ....\n}\n(function");

        bt("{\n    get foo() {}\n}");
        bt("{\n    var a = get\n    foo();\n}");
        bt("{\n    set foo() {}\n}");
        bt("{\n    var a = set\n    foo();\n}");
        bt("var x = {\n    get function()\n}");
        bt("var x = {\n    set function()\n}");

        // According to my current research get/set have no special meaning outside of an object literal
        bt("var x = set\n\na() {}", "var x = set\n\na() {}");
        bt("var x = set\n\nfunction() {}", "var x = set\n\nfunction() {}");

        bt('<!-- foo\nbar();\n-->');
        bt('<!-- dont crash'); // -->
        bt('for () /abc/.test()');
        bt('if (k) /aaa/m.test(v) && l();');
        bt('switch (true) {\n    case /swf/i.test(foo):\n        bar();\n}');
        bt('createdAt = {\n    type: Date,\n    default: Date.now\n}');
        bt('switch (createdAt) {\n    case a:\n        Date,\n    default:\n        Date.now\n}');

        reset_options();
        //============================================================
        opts.space_before_conditional = false;
        bt('if(a) b()');


        reset_options();
        //============================================================
        opts.preserve_newlines = true;
        bt('var a = 42; // foo\n\nvar b;');
        bt('var a = 42; // foo\n\n\nvar b;');
        bt("var a = 'foo' +\n    'bar';");
        bt("var a = \"foo\" +\n    \"bar\";");
        bt('this.oa = new OAuth(\n' +
           '    _requestToken,\n' +
           '    _accessToken,\n' +
           '    consumer_key\n' +
           ');');


        reset_options();
        //============================================================
        opts.unescape_strings = false;
        bt('"\\\\s"'); // == "\\s" in the js source
        bt("'\\\\s'"); // == '\\s' in the js source
        bt("'\\\\\\s'"); // == '\\\s' in the js source
        bt("'\\s'"); // == '\s' in the js source
        bt('"•"');
        bt('"—"');
        bt('"\\x41\\x42\\x43\\x01"', '"\\x41\\x42\\x43\\x01"');
        bt('"\\u2022"', '"\\u2022"');
        bt('a = /\s+/');
        // bt('a = /\\x41/','a = /A/');
        bt('"\\u2022";a = /\s+/;"\\x41\\x42\\x43\\x01".match(/\\x41/);','"\\u2022";\na = /\s+/;\n"\\x41\\x42\\x43\\x01".match(/\\x41/);');
        test_fragment('"\\x22\\x27",\'\\x22\\x27\',"\\x5c",\'\\x5c\',"\\xff and \\xzz","unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff \\uzzzz"', '"\\x22\\x27", \'\\x22\\x27\', "\\x5c", \'\\x5c\', "\\xff and \\xzz", "unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff \\uzzzz"');

        opts.unescape_strings = true;
        test_fragment('"\\x20\\x40\\x4a"', '" @J"');
        test_fragment('"\\xff\\x40\\x4a"');
        test_fragment('"\\u0072\\u016B\\u0137\\u012B\\u0074\\u0069\\u0073"', '"\u0072\u016B\u0137\u012B\u0074\u0069\u0073"');
        test_fragment('"Google Chrome est\\u00E1 actualizado."', '"Google Chrome está actualizado."');
        test_fragment('"\\x22\\x27",\'\\x22\\x27\',"\\x5c",\'\\x5c\',"\\xff and \\xzz","unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff"',
           '"\\"\\\'", \'\\"\\\'\', "\\\\", \'\\\\\', "\\xff and \\xzz", "unicode \\u0000 \\" \\\' \\\\ ' + unicode_char(0xffff) + '"');

        // For error case, return the string unchanged
        test_fragment('"\\x22\\x27",\'\\x22\\x27\',"\\x5c",\'\\x5c\',"\\xff and \\xzz","unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff \\uzzzz"',
            '"\\"\\\'", \'\\"\\\'\', "\\\\", \'\\\\\', "\\xff and \\xzz", "unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff \\uzzzz"');

        reset_options();
        //============================================================
        bt('return function();');
        bt('var a = function();');
        bt('var a = 5 + function();');

        bt('import foo.*;', 'import foo.*;'); // actionscript's import
        test_fragment('function f(a: a, b: b)'); // actionscript

        bt('{\n    foo // something\n    ,\n    bar // something\n    baz\n}');
        bt('function a(a) {} function b(b) {} function c(c) {}', 'function a(a) {}\n\nfunction b(b) {}\n\nfunction c(c) {}');
        bt('foo(a, function() {})');

        bt('foo(a, /regex/)');

        bt('/* foo */\n"x"');

        reset_options();
        //============================================================
        opts.break_chained_methods = false;
        opts.preserve_newlines = false;
        bt('foo\n.bar()\n.baz().cucumber(fat)', 'foo.bar().baz().cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat); foo.bar().baz().cucumber(fat)', 'foo.bar().baz().cucumber(fat);\nfoo.bar().baz().cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat)\n foo.bar().baz().cucumber(fat)', 'foo.bar().baz().cucumber(fat)\nfoo.bar().baz().cucumber(fat)');
        bt('this\n.something = foo.bar()\n.baz().cucumber(fat)', 'this.something = foo.bar().baz().cucumber(fat)');
        bt('this.something.xxx = foo.moo.bar()');
        bt('this\n.something\n.xxx = foo.moo\n.bar()', 'this.something.xxx = foo.moo.bar()');

        opts.break_chained_methods = false;
        opts.preserve_newlines = true;
        bt('foo\n.bar()\n.baz().cucumber(fat)', 'foo\n    .bar()\n    .baz().cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat); foo.bar().baz().cucumber(fat)', 'foo\n    .bar()\n    .baz().cucumber(fat);\nfoo.bar().baz().cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat)\n foo.bar().baz().cucumber(fat)', 'foo\n    .bar()\n    .baz().cucumber(fat)\nfoo.bar().baz().cucumber(fat)');
        bt('this\n.something = foo.bar()\n.baz().cucumber(fat)', 'this\n    .something = foo.bar()\n    .baz().cucumber(fat)');
        bt('this.something.xxx = foo.moo.bar()');
        bt('this\n.something\n.xxx = foo.moo\n.bar()', 'this\n    .something\n    .xxx = foo.moo\n    .bar()');

        opts.break_chained_methods = true;
        opts.preserve_newlines = false;
        bt('foo\n.bar()\n.baz().cucumber(fat)', 'foo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat); foo.bar().baz().cucumber(fat)', 'foo.bar()\n    .baz()\n    .cucumber(fat);\nfoo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat)\n foo.bar().baz().cucumber(fat)', 'foo.bar()\n    .baz()\n    .cucumber(fat)\nfoo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('this\n.something = foo.bar()\n.baz().cucumber(fat)', 'this.something = foo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('this.something.xxx = foo.moo.bar()');
        bt('this\n.something\n.xxx = foo.moo\n.bar()', 'this.something.xxx = foo.moo.bar()');

        opts.break_chained_methods = true;
        opts.preserve_newlines = true;
        bt('foo\n.bar()\n.baz().cucumber(fat)', 'foo\n    .bar()\n    .baz()\n    .cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat); foo.bar().baz().cucumber(fat)', 'foo\n    .bar()\n    .baz()\n    .cucumber(fat);\nfoo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('foo\n.bar()\n.baz().cucumber(fat)\n foo.bar().baz().cucumber(fat)', 'foo\n    .bar()\n    .baz()\n    .cucumber(fat)\nfoo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('this\n.something = foo.bar()\n.baz().cucumber(fat)', 'this\n    .something = foo.bar()\n    .baz()\n    .cucumber(fat)');
        bt('this.something.xxx = foo.moo.bar()');
        bt('this\n.something\n.xxx = foo.moo\n.bar()', 'this\n    .something\n    .xxx = foo.moo\n    .bar()');

        reset_options();
        //============================================================
        // Line wrap test intputs
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        wrap_input_1=('foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n.but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      'if (wraps_can_occur && inside_an_if_block) that_is_\n.okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token + 12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap + but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '}');

        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        wrap_input_2=('{\n' +
                      '    foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      '    Test_very_long_variable_name_this_should_never_wrap\n.but_this_can\n' +
                      '    return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      '    throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      '    if (wraps_can_occur && inside_an_if_block) that_is_\n.okay();\n' +
                      '    object_literal = {\n' +
                      '        propertx: first_token + 12345678.99999E-6,\n' +
                      '        property: first_token_should_never_wrap + but_this_can,\n' +
                      '        propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '        proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '    }' +
                      '}');

        opts.preserve_newlines = false;
        opts.wrap_line_length = 0;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap.but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      'if (wraps_can_occur && inside_an_if_block) that_is_.okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token + 12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap + but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 70;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap.but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      'if (wraps_can_occur && inside_an_if_block) that_is_.okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token + 12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap + but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 40;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat &&\n' +
                      '    "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'if (wraps_can_occur &&\n' +
                      '    inside_an_if_block) that_is_.okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token +\n' +
                      '        12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap +\n' +
                      '        but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap +\n' +
                      '        !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" +\n' +
                      '        "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 41;
        // NOTE: wrap is only best effort - line continues until next wrap point is found.
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") ||\n' +
                      '    (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'if (wraps_can_occur &&\n' +
                      '    inside_an_if_block) that_is_.okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token +\n' +
                      '        12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap +\n' +
                      '        but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap +\n' +
                      '        !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" +\n' +
                      '        "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 45;
        // NOTE: wrap is only best effort - line continues until next wrap point is found.
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_2,
                      /* expected */
                      '{\n' +
                      '    foo.bar().baz().cucumber((fat && "sassy") ||\n' +
                      '        (leans && mean));\n' +
                      '    Test_very_long_variable_name_this_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    return between_return_and_expression_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    throw between_throw_and_expression_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    if (wraps_can_occur &&\n' +
                      '        inside_an_if_block) that_is_.okay();\n' +
                      '    object_literal = {\n' +
                      '        propertx: first_token +\n' +
                      '            12345678.99999E-6,\n' +
                      '        property: first_token_should_never_wrap +\n' +
                      '            but_this_can,\n' +
                      '        propertz: first_token_should_never_wrap +\n' +
                      '            !but_this_can,\n' +
                      '        proper: "first_token_should_never_wrap" +\n' +
                      '            "but_this_can"\n' +
                      '    }\n'+
                      '}');

        opts.preserve_newlines = true;
        opts.wrap_line_length = 0;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      'if (wraps_can_occur && inside_an_if_block) that_is_\n' +
                      '    .okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token + 12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap + but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 70;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap.but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap.but_this_can\n' +
                      'if (wraps_can_occur && inside_an_if_block) that_is_\n' +
                      '    .okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token + 12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap + but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap + !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" + "but_this_can"\n' +
                      '}');


        opts.wrap_line_length = 40;
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat &&\n' +
                      '    "sassy") || (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'if (wraps_can_occur &&\n' +
                      '    inside_an_if_block) that_is_\n' +
                      '    .okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token +\n' +
                      '        12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap +\n' +
                      '        but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap +\n' +
                      '        !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" +\n' +
                      '        "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 41;
        // NOTE: wrap is only best effort - line continues until next wrap point is found.
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_1,
                      /* expected */
                      'foo.bar().baz().cucumber((fat && "sassy") ||\n' +
                      '    (leans && mean));\n' +
                      'Test_very_long_variable_name_this_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'return between_return_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'throw between_throw_and_expression_should_never_wrap\n' +
                      '    .but_this_can\n' +
                      'if (wraps_can_occur &&\n' +
                      '    inside_an_if_block) that_is_\n' +
                      '    .okay();\n' +
                      'object_literal = {\n' +
                      '    propertx: first_token +\n' +
                      '        12345678.99999E-6,\n' +
                      '    property: first_token_should_never_wrap +\n' +
                      '        but_this_can,\n' +
                      '    propertz: first_token_should_never_wrap +\n' +
                      '        !but_this_can,\n' +
                      '    proper: "first_token_should_never_wrap" +\n' +
                      '        "but_this_can"\n' +
                      '}');

        opts.wrap_line_length = 45;
        // NOTE: wrap is only best effort - line continues until next wrap point is found.
        //.............---------1---------2---------3---------4---------5---------6---------7
        //.............1234567890123456789012345678901234567890123456789012345678901234567890
        test_fragment(wrap_input_2,
                      /* expected */
                      '{\n' +
                      '    foo.bar().baz().cucumber((fat && "sassy") ||\n' +
                      '        (leans && mean));\n' +
                      '    Test_very_long_variable_name_this_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    return between_return_and_expression_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    throw between_throw_and_expression_should_never_wrap\n' +
                      '        .but_this_can\n' +
                      '    if (wraps_can_occur &&\n' +
                      '        inside_an_if_block) that_is_\n' +
                      '        .okay();\n' +
                      '    object_literal = {\n' +
                      '        propertx: first_token +\n' +
                      '            12345678.99999E-6,\n' +
                      '        property: first_token_should_never_wrap +\n' +
                      '            but_this_can,\n' +
                      '        propertz: first_token_should_never_wrap +\n' +
                      '            !but_this_can,\n' +
                      '        proper: "first_token_should_never_wrap" +\n' +
                      '            "but_this_can"\n' +
                      '    }\n'+
                      '}');

        reset_options();
        //============================================================
        opts.preserve_newlines = false;
        bt('if (foo) // comment\n    bar();');
        bt('if (foo) // comment\n    (bar());');
        bt('if (foo) // comment\n    (bar());');
        bt('if (foo) // comment\n    /asdf/;');
        bt('this.oa = new OAuth(\n' +
           '    _requestToken,\n' +
           '    _accessToken,\n' +
           '    consumer_key\n' +
           ');',
           'this.oa = new OAuth(_requestToken, _accessToken, consumer_key);');
        bt('foo = {\n    x: y, // #44\n    w: z // #44\n}');
        bt('switch (x) {\n    case "a":\n        // comment on newline\n        break;\n    case "b": // comment on same line\n        break;\n}');
        bt('this.type =\n    this.options =\n    // comment\n    this.enabled null;',
           'this.type = this.options =\n    // comment\n    this.enabled null;');
        bt('someObj\n    .someFunc1()\n    // This comment should not break the indent\n    .someFunc2();',
           'someObj.someFunc1()\n    // This comment should not break the indent\n    .someFunc2();');

        bt('if (true ||\n!true) return;', 'if (true || !true) return;');

        // these aren't ready yet.
        //bt('if (foo) // comment\n    bar() /*i*/ + baz() /*j\n*/ + asdf();');
        bt('if\n(foo)\nif\n(bar)\nif\n(baz)\nwhee();\na();',
            'if (foo)\n    if (bar)\n        if (baz) whee();\na();');
        bt('if\n(foo)\nif\n(bar)\nif\n(baz)\nwhee();\nelse\na();',
            'if (foo)\n    if (bar)\n        if (baz) whee();\n        else a();');
        bt('if (foo)\nbar();\nelse\ncar();',
            'if (foo) bar();\nelse car();');

        bt('if (foo) if (bar) if (baz);\na();',
            'if (foo)\n    if (bar)\n        if (baz);\na();');
        bt('if (foo) if (bar) if (baz) whee();\na();',
            'if (foo)\n    if (bar)\n        if (baz) whee();\na();');
        bt('if (foo) a()\nif (bar) if (baz) whee();\na();',
            'if (foo) a()\nif (bar)\n    if (baz) whee();\na();');
        bt('if (foo);\nif (bar) if (baz) whee();\na();',
            'if (foo);\nif (bar)\n    if (baz) whee();\na();');
        bt('if (options)\n' +
           '    for (var p in options)\n' +
           '        this[p] = options[p];',
           'if (options)\n'+
           '    for (var p in options) this[p] = options[p];');
        bt('if (options) for (var p in options) this[p] = options[p];',
           'if (options)\n    for (var p in options) this[p] = options[p];');

        bt('if (options) do q(); while (b());',
           'if (options)\n    do q(); while (b());');
        bt('if (options) while (b()) q();',
           'if (options)\n    while (b()) q();');
        bt('if (options) do while (b()) q(); while (a());',
           'if (options)\n    do\n        while (b()) q(); while (a());');

        bt('function f(a, b, c,\nd, e) {}',
            'function f(a, b, c, d, e) {}');

        bt('function f(a,b) {if(a) b()}function g(a,b) {if(!a) b()}',
            'function f(a, b) {\n    if (a) b()\n}\n\nfunction g(a, b) {\n    if (!a) b()\n}');
        bt('function f(a,b) {if(a) b()}\n\n\n\nfunction g(a,b) {if(!a) b()}',
            'function f(a, b) {\n    if (a) b()\n}\n\nfunction g(a, b) {\n    if (!a) b()\n}');

        // This is not valid syntax, but still want to behave reasonably and not side-effect
        bt('(if(a) b())(if(a) b())',
            '(\n    if (a) b())(\n    if (a) b())');
        bt('(if(a) b())\n\n\n(if(a) b())',
            '(\n    if (a) b())\n(\n    if (a) b())');



        bt("if\n(a)\nb();", "if (a) b();");
        bt('var a =\nfoo', 'var a = foo');
        bt('var a = {\n"a":1,\n"b":2}', "var a = {\n    \"a\": 1,\n    \"b\": 2\n}");
        bt("var a = {\n'a':1,\n'b':2}", "var a = {\n    'a': 1,\n    'b': 2\n}");
        bt('var a = /*i*/ "b";');
        bt('var a = /*i*/\n"b";', 'var a = /*i*/ "b";');
        bt('var a = /*i*/\nb;', 'var a = /*i*/ b;');
        bt('{\n\n\n"x"\n}', '{\n    "x"\n}');
        bt('if(a &&\nb\n||\nc\n||d\n&&\ne) e = f', 'if (a && b || c || d && e) e = f');
        bt('if(a &&\n(b\n||\nc\n||d)\n&&\ne) e = f', 'if (a && (b || c || d) && e) e = f');
        test_fragment('\n\n"x"', '"x"');
        bt('a = 1;\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nb = 2;',
                'a = 1;\nb = 2;');

        opts.preserve_newlines = true;
        bt('if (foo) // comment\n    bar();');
        bt('if (foo) // comment\n    (bar());');
        bt('if (foo) // comment\n    (bar());');
        bt('if (foo) // comment\n    /asdf/;');
        bt('foo = {\n    x: y, // #44\n    w: z // #44\n}');
        bt('switch (x) {\n    case "a":\n        // comment on newline\n        break;\n    case "b": // comment on same line\n        break;\n}');
        bt('this.type =\n    this.options =\n    // comment\n    this.enabled null;');
        bt('someObj\n    .someFunc1()\n    // This comment should not break the indent\n    .someFunc2();');

        bt('if (true ||\n!true) return;', 'if (true ||\n    !true) return;');

        // these aren't ready yet.
        // bt('if (foo) // comment\n    bar() /*i*/ + baz() /*j\n*/ + asdf();');
        bt('if\n(foo)\nif\n(bar)\nif\n(baz)\nwhee();\na();',
            'if (foo)\n    if (bar)\n        if (baz)\n            whee();\na();');
        bt('if\n(foo)\nif\n(bar)\nif\n(baz)\nwhee();\nelse\na();',
            'if (foo)\n    if (bar)\n        if (baz)\n            whee();\n        else\n            a();');
        bt('if (foo)\nbar();\nelse\ncar();',
            'if (foo)\n    bar();\nelse\n    car();');
        bt('if (foo) bar();\nelse\ncar();',
            'if (foo) bar();\nelse\n    car();');

        bt('if (foo) if (bar) if (baz);\na();',
            'if (foo)\n    if (bar)\n        if (baz);\na();');
        bt('if (foo) if (bar) if (baz) whee();\na();',
            'if (foo)\n    if (bar)\n        if (baz) whee();\na();');
        bt('if (foo) a()\nif (bar) if (baz) whee();\na();',
            'if (foo) a()\nif (bar)\n    if (baz) whee();\na();');
        bt('if (foo);\nif (bar) if (baz) whee();\na();',
            'if (foo);\nif (bar)\n    if (baz) whee();\na();');
        bt('if (options)\n' +
           '    for (var p in options)\n' +
           '        this[p] = options[p];');
        bt('if (options) for (var p in options) this[p] = options[p];',
           'if (options)\n    for (var p in options) this[p] = options[p];');

        bt('if (options) do q(); while (b());',
           'if (options)\n    do q(); while (b());');
        bt('if (options) do; while (b());',
           'if (options)\n    do; while (b());');
        bt('if (options) while (b()) q();',
           'if (options)\n    while (b()) q();');
        bt('if (options) do while (b()) q(); while (a());',
           'if (options)\n    do\n        while (b()) q(); while (a());');

        bt('function f(a, b, c,\nd, e) {}',
            'function f(a, b, c,\n    d, e) {}');

        bt('function f(a,b) {if(a) b()}function g(a,b) {if(!a) b()}',
            'function f(a, b) {\n    if (a) b()\n}\n\nfunction g(a, b) {\n    if (!a) b()\n}');
        bt('function f(a,b) {if(a) b()}\n\n\n\nfunction g(a,b) {if(!a) b()}',
            'function f(a, b) {\n    if (a) b()\n}\n\n\n\nfunction g(a, b) {\n    if (!a) b()\n}');
        // This is not valid syntax, but still want to behave reasonably and not side-effect
        bt('(if(a) b())(if(a) b())',
            '(\n    if (a) b())(\n    if (a) b())');
        bt('(if(a) b())\n\n\n(if(a) b())',
            '(\n    if (a) b())\n\n\n(\n    if (a) b())');

        // space between functions
        bt('/*\n * foo\n */\nfunction foo() {}');
        bt('// a nice function\nfunction foo() {}');
        bt('function foo() {}\nfunction foo() {}',
            'function foo() {}\n\nfunction foo() {}'
        );

        bt('[\n    function() {}\n]');



        bt("if\n(a)\nb();", "if (a)\n    b();");
        bt('var a =\nfoo', 'var a =\n    foo');
        bt('var a = {\n"a":1,\n"b":2}', "var a = {\n    \"a\": 1,\n    \"b\": 2\n}");
        bt("var a = {\n'a':1,\n'b':2}", "var a = {\n    'a': 1,\n    'b': 2\n}");
        bt('var a = /*i*/ "b";');
        bt('var a = /*i*/\n"b";', 'var a = /*i*/\n    "b";');
        bt('var a = /*i*/\nb;', 'var a = /*i*/\n    b;');
        bt('{\n\n\n"x"\n}', '{\n\n\n    "x"\n}');
        bt('if(a &&\nb\n||\nc\n||d\n&&\ne) e = f', 'if (a &&\n    b ||\n    c ||\n    d &&\n    e) e = f');
        bt('if(a &&\n(b\n||\nc\n||d)\n&&\ne) e = f', 'if (a &&\n    (b ||\n        c ||\n        d) &&\n    e) e = f');
        test_fragment('\n\n"x"', '"x"');

        // this beavior differs between js and python, defaults to unlimited in js, 10 in python
        bt('a = 1;\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nb = 2;',
            'a = 1;\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nb = 2;');
        opts.max_preserve_newlines = 8;
        bt('a = 1;\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n\nb = 2;',
            'a = 1;\n\n\n\n\n\n\n\nb = 2;');

        reset_options();
        //============================================================


        Urlencoded.run_tests(sanitytest);
    }

    beautifier_tests();
    beautifier_unconverted_tests();
}

if (typeof exports !== "undefined") {
    exports.run_javascript_tests = run_javascript_tests;
}
