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test.php
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test.php
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<?php
require('jsbeautifier.php');
$opts = new BeautifierOptions();
$indent_size = 4;
$indent_char = ' ';
$preserve_newlines = true;
$jslint_happy = false;
$keep_array_indentation = false;
$brace_style = 'collapse';
/**
* Main test
*
* @param $input
* @param $expected
*/
function st_test($input, $expected)
{
global $opts;
$debug = false;
if ($debug)
{
echo "=[ INPUT ]===\n" . $input . "\n";
echo "=[ EXPECTED ]===\n" . $expected . "\n";
}
$jsbeautifier = new JSBeautifier();
$result = $jsbeautifier->beautify($input, $opts);
if ($expected != $result)
{
if ( ! $debug)
{
echo "=[ INPUT ]===\n" . $input . "\n";
echo "=[ EXPECTED ]===\n" . $expected . "\n";
}
echo "=[ RESULT ]===\n" . $result . "\n=[ RESULT ]===\n";
echo("Test did not pass!\n");
for ($i = 0; $i < strlen($expected); $i++) {
if ( ! isset($result[$i]))
{
echo "Result too short!\n";
break;
}
elseif ($expected[$i] != $result[$i])
{
//echo "Diff at position #$i!\n";
}
}
die();
}
}
/**
* test the input on beautifier with the current flag settings
* does not check the indentation / surroundings as bt() does
*
* @param $input
* @param bool $expected
*/
function test_fragment($input, $expected = false)
{
$expected = $expected ?: $input;
st_test($input, $expected);
}
/**
* test the input on beautifier with the current flag settings
* test both the input as well as { input } wrapping
* @param $input
* @param bool $expectation
*/
function bt($input, $expectation = false)
{
global $opts;
$wrapped_input = false;
$wrapped_expectation = false;
$expectation = $expectation ?: $input;
test_fragment($input, $expectation);
// test also the returned indentation
// e.g if input = "asdf();"
// then test that this remains properly formatted as well:
// {
// asdf();
// indent;
// }
if ($opts->indent_size === 4 && $input)
{
$wrapped_input = "{\n" . $input . "\nfoo=bar;}";
$wrapped_expectation = "{\n" . preg_replace('/^(.+)$/m', ' \1', $expectation) . "\n foo = bar;\n}";
test_fragment($wrapped_input, $wrapped_expectation);
}
}
// make sure the blank line between function definitions stays
// even when preserve_newlines = false
/* Tests themselves */
bt('');
bt('return .5');
test_fragment(' return .5');
bt('a = 1', 'a = 1');
bt('a=1', 'a = 1');
bt("a();\n\nb();", "a();\n\nb();");
bt('var a = 1 var b = 2', "var a = 1\nvar b = 2");
bt('var a=1, b=c[d], e=6;', 'var a = 1,'."\n".' b = c[d],'."\n".' e = 6;');
bt('a = " 12345 "');
bt("a = ' 12345 '");
bt('if (a == 1) b = 2;', "if (a == 1) b = 2;");
bt('if(1){2}else{3}', "if (1) {\n 2\n} else {\n 3\n}");
bt('if (foo) bar();'."\n".'else'."\n".'car();', 'if (foo) bar();'."\n".'else car();');
bt('if(1||2);', 'if (1 || 2);');
bt('(a==1)||(b==2)', '(a == 1) || (b == 2)');
bt('var a = 1 if (2) 3;', "var a = 1\nif (2) 3;");
bt('a = a + 1');
bt('a = a == 1');
bt('/12345[^678]*9+/.match(a)');
bt('a /= 5');
bt('a = 0.5 * 3');
bt('a *= 10.55');
bt('a < .5');
bt('a <= .5');
bt('a<.5', 'a < .5');
bt('a<=.5', 'a <= .5');
bt('a = 0xff;');
bt('a=0xff+4', 'a = 0xff + 4');
bt('a = [1, 2, 3, 4]');
bt('F*(g/=f)*g+b', 'F * (g /= f) * g + b');
bt('a.b({c:d})', "a.b({\n c: d\n})");
bt('a.b'."\n".'('."\n".'{'."\n".'c:'."\n".'d'."\n".'}'."\n".')', "a.b({\n c: d\n})");
bt('a=!b', 'a = !b');
bt('a?b:c', 'a ? b : c');
bt('a?1:2', 'a ? 1 : 2');
bt('a?(b):c', 'a ? (b) : c');
bt('x={a:1,b:w=="foo"?x:y,c:z}', 'x = {'."\n".' a: 1,'."\n".' b: w == "foo" ? x : y,'."\n".' c: z'."\n".'}');
bt('x=a?b?c?d:e:f:g;', 'x = a ? b ? c ? d : e : f : g;');
bt('x=a?b?c?d:{e1:1,e2:2}:f:g;', 'x = a ? b ? c ? d : {'."\n".' e1: 1,'."\n".' e2: 2'."\n".'} : f : g;');
bt('function void(void) {}');
bt('if(!a)foo();', 'if (!a) foo();');
bt('a=~a', 'a = ~a');
bt('a;/*comment*/b;', "a; /*comment*/\nb;");
bt('a;/* comment */b;', "a; /* comment */\nb;");
test_fragment('a;/*'."\n".'comment'."\n".'*/b;', "a;\n/*\ncomment\n*/\nb;"); // simple comments don't get touched at all
bt('a;/**'."\n".'* javadoc'."\n".'*/b;', "a;\n/**\n * javadoc\n */\nb;");
test_fragment('a;/**'."\n".''."\n".'no javadoc'."\n".'*/b;', "a;\n/**\n\nno javadoc\n*/\nb;");
bt('a;/*'."\n".'* javadoc'."\n".'*/b;', "a;\n/*\n * javadoc\n */\nb;"); // comment blocks detected and reindented even w/o javadoc starter
bt('if(a)break;', "if (a) break;");
bt('if(a){break}', "if (a) {\n break\n}");
bt('if((a))foo();', 'if ((a)) foo();');
bt('for(var i=0;;)', 'for (var i = 0;;)');
bt('a++;', 'a++;');
bt('for(;;i++)', 'for (;; i++)');
bt('for(;;++i)', 'for (;; ++i)');
bt('return(1)', 'return (1)');
bt('try{a();}catch(b){c();}finally{d();}', "try {\n a();\n} catch (b) {\n c();\n} finally {\n d();\n}");
bt('(xx)()'); // magic function call
bt('a[1]()'); // another magic function call
bt('if(a){b();}else if(c) foo();', "if (a) {\n b();\n} else if (c) foo();");
bt('switch(x) {case 0: case 1: a(); break; default: break}', "switch (x) {\ncase 0:\ncase 1:\n a();\n break;\ndefault:\n break\n}");
bt('switch(x){case -1:break;case !y:break;}', 'switch (x) {'."\n".'case -1:'."\n".' break;'."\n".'case !y:'."\n".' break;'."\n".'}');
bt('a !== b');
bt('if (a) b(); else c();', "if (a) b();\nelse c();");
bt("// comment\n(function something() {})"); // typical greasemonkey start
bt("{\n\n x();\n\n}"); // was: duplicating newlines
bt('if (a in b) foo();');
// bt('var a, b');
bt('{a:1, b:2}', "{\n a: 1,\n b: 2\n}");
bt('a={1:[-1],2:[+1]}', 'a = {'."\n".' 1: [-1],'."\n".' 2: [+1]'."\n".'}');
bt('var l = {\'a\':\'1\', \'b\':\'2\'}', "var l = {\n 'a': '1',\n 'b': '2'\n}");
bt('if (template.user[n] in bk) foo();');
bt('{{}/z/}', "{\n {}\n /z/\n}");
bt('return 45', "return 45");
bt('If[1]', "If[1]");
bt('Then[1]', "Then[1]");
bt('a = 1e10', "a = 1e10");
bt('a = 1.3e10', "a = 1.3e10");
bt('a = 1.3e-10', "a = 1.3e-10");
bt('a = -1.3e-10', "a = -1.3e-10");
bt('a = 1e-10', "a = 1e-10");
bt('a = e - 10', "a = e - 10");
bt('a = 11-10', "a = 11 - 10");
bt("a = 1;// comment\n", "a = 1; // comment");
bt("a = 1; // comment\n", "a = 1; // comment");
bt("a = 1;\n // comment\n", "a = 1;\n// comment");
bt('o = [{a:b},{c:d}]', 'o = [{'."\n".' a: b'."\n".'}, {'."\n".' c: d'."\n".'}]');
bt("if (a) {\n do();\n}"); // was: extra space appended
bt("if\n(a)\nb();", "if (a) b();"); // test for proper newline removal
bt("if (a) {\n// comment\n}else{\n// comment\n}", "if (a) {\n // comment\n} else {\n // comment\n}"); // if/else statement with empty body
bt("if (a) {\n// comment\n// comment\n}", "if (a) {\n // comment\n // comment\n}"); // multiple comments indentation
bt("if (a) b() else c();", "if (a) b()\nelse c();");
bt("if (a) b() else if c() d();", "if (a) b()\nelse if c() d();");
bt("{}");
bt("{\n\n}");
bt("do { a(); } while ( 1 );", "do {\n a();\n} while (1);");
bt("do {} while (1);");
bt("do {\n} while (1);", "do {} while (1);");
bt("do {\n\n} while (1);");
bt("var a = x(a, b, c)");
bt("delete x if (a) b();", "delete x\nif (a) b();");
bt("delete x[x] if (a) b();", "delete x[x]\nif (a) b();");
bt("for(var a=1,b=2)", "for (var a = 1, b = 2)");
bt("for(var a=1,b=2,c=3)", "for (var a = 1, b = 2, c = 3)");
bt("for(var a=1,b=2,c=3;d<3;d++)", "for (var a = 1, b = 2, c = 3; d < 3; d++)");
bt("function x(){(a||b).c()}", "function x() {\n (a || b).c()\n}");
bt("function x(){return - 1}", "function x() {\n return -1\n}");
bt("function x(){return ! a}", "function x() {\n return !a\n}");
// a common snippet in jQuery plugins
bt("settings = $.extend({},defaults,settings);", "settings = $.extend({}, defaults, settings);");
bt('{xxx;}()', '{'."\n".' xxx;'."\n".'}()');
bt("a = 'a'\nb = 'b'");
bt("a = /reg/exp");
bt("a = /reg/");
bt('/abc/.test()');
bt('/abc/i.test()');
bt("{/abc/i.test()}", "{\n /abc/i.test()\n}");
bt('var x=(a)/a;', 'var x = (a) / a;');
bt('x != -1', 'x != -1');
bt('for (; s-->0;)', 'for (; s-- > 0;)');
bt('for (; s++>0;)', 'for (; s++ > 0;)');
bt('a = s++>s--;', 'a = s++ > s--;');
bt('a = s++>--s;', 'a = s++ > --s;');
bt('{x=#1=[]}', '{'."\n".' x = #1=[]'."\n".'}');
bt('{a:#1={}}', '{'."\n".' a: #1={}'."\n".'}');
bt('{a:#1#}', '{'."\n".' a: #1#'."\n".'}');
test_fragment('{a:1},{a:2}', '{'."\n".' a: 1'."\n".'}, {'."\n".' a: 2'."\n".'}');
test_fragment('var ary=[{a:1}, {a:2}];', 'var ary = [{'."\n".' a: 1'."\n".'}, {'."\n".' a: 2'."\n".'}];');
test_fragment('{a:#1', '{'."\n".' a: #1'); // incomplete
test_fragment('{a:#', '{'."\n".' a: #'); // incomplete
test_fragment('}}}', '}'."\n".'}'."\n".'}'); // incomplete
test_fragment('<!--'."\n".'void();'."\n".'// -->', '<!--'."\n".'void();'."\n".'// -->');
test_fragment('a=/regexp', 'a = /regexp'); // incomplete regexp
bt('{a:#1=[],b:#1#,c:#999999#}', '{'."\n".' a: #1=[],'."\n".' b: #1#,'."\n".' c: #999999#'."\n".'}');
bt("a = 1e+2");
bt("a = 1e-2");
bt("do{x()}while(a>1)", "do {\n x()\n} while (a > 1)");
bt("x(); /reg/exp.match(something)", "x();\n/reg/exp.match(something)");
test_fragment("something();(", "something();\n(");
test_fragment("#!she/bangs, she bangs\nf=1", "#!she/bangs, she bangs\n\nf = 1");
test_fragment("#!she/bangs, she bangs\n\nf=1", "#!she/bangs, she bangs\n\nf = 1");
test_fragment("#!she/bangs, she bangs\n\n/* comment */", "#!she/bangs, she bangs\n\n/* comment */");
test_fragment("#!she/bangs, she bangs\n\n\n/* comment */", "#!she/bangs, she bangs\n\n\n/* comment */");
test_fragment("#", "#");
test_fragment("#!", "#!");
bt("function namespace::something()");
test_fragment("<!--\nsomething();\n-->", "<!--\nsomething();\n-->");
test_fragment("<!--\nif(i<0){bla();}\n-->", "<!--\nif (i < 0) {\n bla();\n}\n-->");
test_fragment("<!--\nsomething();\n-->\n<!--\nsomething();\n-->", "<!--\nsomething();\n-->\n<!--\nsomething();\n-->");
test_fragment("<!--\nif(i<0){bla();}\n-->\n<!--\nif(i<0){bla();}\n-->", "<!--\nif (i < 0) {\n bla();\n}\n-->\n<!--\nif (i < 0) {\n bla();\n}\n-->");
bt('{foo();--bar;}', '{'."\n".' foo();'."\n".' --bar;'."\n".'}');
bt('{foo();++bar;}', '{'."\n".' foo();'."\n".' ++bar;'."\n".'}');
bt('{--bar;}', '{'."\n".' --bar;'."\n".'}');
bt('{++bar;}', '{'."\n".' ++bar;'."\n".'}');
// regexps
bt('a(/abc\\/\\/def/);b()', "a(/abc\\/\\/def/);\nb()");
bt('a(/a[b\\[\\]c]d/);b()', "a(/a[b\\[\\]c]d/);\nb()");
test_fragment('a(/a[b\\[', "a(/a[b\\["); // incomplete char class
// allow unescaped / in char classes
bt('a(/[a/b]/);b()', "a(/[a/b]/);\nb()");
bt('a=[[1,2],[4,5],[7,8]]', "a = [\n [1, 2],\n [4, 5],\n [7, 8]\n]");
bt('a=[a[1],b[4],c[d[7]]]', "a = [a[1], b[4], c[d[7]]]");
bt('[1,2,[3,4,[5,6],7],8]', "[1, 2, [3, 4, [5, 6], 7], 8]");
bt('[[["1","2"],["3","4"]],[["5","6","7"],["8","9","0"]],[["1","2","3"],["4","5","6","7"],["8","9","0"]]]',
'['."\n".' ['."\n".' ["1", "2"],'."\n".' ["3", "4"]'."\n".' ],'."\n".' ['."\n".' ["5", "6", "7"],'."\n".' ["8", "9", "0"]'."\n".' ],'."\n".' ['."\n".' ["1", "2", "3"],'."\n".' ["4", "5", "6", "7"],'."\n".' ["8", "9", "0"]'."\n".' ]'."\n".']');
bt('{[x()[0]];indent;}', '{'."\n".' [x()[0]];'."\n".' indent;'."\n".'}');
bt('return ++i', 'return ++i');
bt('return !!x', 'return !!x');
bt('return !x', 'return !x');
bt('return [1,2]', 'return [1, 2]');
bt('return;', 'return;');
bt('return'."\n".'func', 'return'."\n".'func');
bt('catch(e)', 'catch (e)');
bt('var a=1,b={foo:2,bar:3},c=4;', 'var a = 1,'."\n".' b = {'."\n".' foo: 2,'."\n".' bar: 3'."\n".' },'."\n".' c = 4;');
// inline comment
bt('function x(/*int*/ start, /*string*/ foo)', 'function x( /*int*/ start, /*string*/ foo)');
// javadoc comment
bt('/**'."\n".'* foo'."\n".'*/', '/**'."\n".' * foo'."\n".' */');
bt('{'."\n".'/**'."\n".'* foo'."\n".'*/'."\n".'}', '{'."\n".' /**'."\n".' * foo'."\n".' */'."\n".'}');
bt('var a,b,c=1,d,e,f=2;', 'var a, b, c = 1,'."\n".' d, e, f = 2;');
bt('var a,b,c=[],d,e,f=2;', 'var a, b, c = [],'."\n".' d, e, f = 2;');
bt('do/regexp/;'."\n".'while(1);', 'do /regexp/;'."\n".'while (1);'); // hmmm
bt('var a = a,'."\n".'a;'."\n".'b = {'."\n".'b'."\n".'}', 'var a = a,'."\n".' a;'."\n".'b = {'."\n".' b'."\n".'}');
bt('var a = a,'."\n".' /* c */'."\n".' b;');
bt('var a = a,'."\n".' // c'."\n".' b;');
bt('foo.("bar");'); // weird element referencing
bt('if (a) a()'."\n".'else b()'."\n".'newline()');
bt('if (a) a()'."\n".'newline()');
bt('a=typeof(x)', 'a = typeof(x)');
bt('var a = function() {'."\n".' return null;'."\n".' },'."\n".' b = false;');
bt('var a = function() {'."\n".' func1()'."\n".' }');
bt('var a = function() {'."\n".' func1()'."\n".' }'."\n".'var b = function() {'."\n".' func2()'."\n".' }');
$opts->jslint_happy = true;
bt('a=typeof(x)', 'a = typeof (x)');
bt('x();'."\n".''."\n".'function(){}', 'x();'."\n".''."\n".'function () {}');
bt('function () {'."\n".' var a, b, c, d, e = [],'."\n".' f;'."\n".'}');
test_fragment("// comment 1\n(function()", "// comment 1\n(function ()"); // typical greasemonkey start
bt("var a1, b1, c1, d1 = 0, c = function() {}, d = '';", "var a1, b1, c1, d1 = 0,\n c = function () {},\n d = '';");
bt('var o1=$.extend(a);function(){alert(x);}', 'var o1 = $.extend(a);'."\n".''."\n".'function () {'."\n".' alert(x);'."\n".'}');
$opts->jslint_happy = false;
test_fragment("// comment 2\n(function()", "// comment 2\n(function()"); // typical greasemonkey start
bt("var a2, b2, c2, d2 = 0, c = function() {}, d = '';", "var a2, b2, c2, d2 = 0,\n c = function() {},\n d = '';");
bt('var o2=$.extend(a);function(){alert(x);}', 'var o2 = $.extend(a);'."\n".''."\n".'function() {'."\n".' alert(x);'."\n".'}');
bt('{"x":[{"a":1,"b":3},7,8,8,8,8,{"b":99},{"a":11}]}', '{'."\n".' "x": [{'."\n".' "a": 1,'."\n".' "b": 3'."\n".' },'."\n".' 7, 8, 8, 8, 8,'."\n".' {'."\n".' "b": 99'."\n".' }, {'."\n".' "a": 11'."\n".' }]'."\n".'}');
bt('{"1":{"1a":"1b"},"2"}', '{'."\n".' "1": {'."\n".' "1a": "1b"'."\n".' },'."\n".' "2"'."\n".'}');
bt('{a:{a:b},c}', '{'."\n".' a: {'."\n".' a: b'."\n".' },'."\n".' c'."\n".'}');
bt('{[y[a]];keep_indent;}', '{'."\n".' [y[a]];'."\n".' keep_indent;'."\n".'}');
bt('if (x) {y} else { if (x) {y}}', 'if (x) {'."\n".' y'."\n".'} else {'."\n".' if (x) {'."\n".' y'."\n".' }'."\n".'}');
bt('if (foo) one()'."\n".'two()'."\n".'three()');
bt('if (1 + foo() && bar(baz()) / 2) one()'."\n".'two()'."\n".'three()');
bt('if (1 + foo() && bar(baz()) / 2) one();'."\n".'two();'."\n".'three();');
$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;'."\n".'x;');
$opts->indent_size = 4;
$opts->indent_char = ' ';
$opts->preserve_newlines = false;
bt('var'."\n".'a=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\n".'function foo() {'."\n".' return 1;'."\n".'}');
bt('function foo() {'."\n".' return 1;'."\n".'}'."\n".'function foo() {'."\n".' return 1;'."\n".'}',
'function foo() {'."\n".' return 1;'."\n".'}'."\n\n".'function foo() {'."\n".' return 1;'."\n".'}'
);
bt('function foo() {'."\n".' return 1;'."\n".'}'."\n\n\n".'function foo() {'."\n".' return 1;'."\n".'}',
'function foo() {'."\n".' return 1;'."\n".'}'."\n\n".'function foo() {'."\n".' return 1;'."\n".'}'
);
$opts->preserve_newlines = true;
bt('var'."\n".'a=do_preserve_newlines;', 'var'."\n".'a = do_preserve_newlines;');
$opts->keep_array_indentation = true;
// do not like keep_array_indentation at all
test_fragment('var a = ['."\n".'// comment:'."\n".'{'."\n".' foo:bar'."\n".'}'."\n".'];', 'var a = ['."\n".' // comment:'."\n".' {'."\n".' foo: bar'."\n".'}'."\n".'];');
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);", "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 = //comment'."\n".'/regex/;');
test_fragment('/*'."\n".' * X'."\n".' */');
test_fragment('/*'."\r\n".' * X'."\r\n".' */', '/*'."\n".' * X'."\n".' */');
bt("if (a)\n{\nb;\n}\nelse\n{\nc;\n}", "if (a) {\n b;\n} else {\n c;\n}");
$opts->brace_style = 'expand';
bt('var a=1,b={foo:2,bar:3},c=4;', 'var a = 1,'."\n".' b = {'."\n".' foo: 2,'."\n".' bar: 3'."\n".' },'."\n".' c = 4;');
bt('if (a)'."\n".'{'."\n".'b;'."\n".'}'."\n".'else'."\n".'{'."\n".'c;'."\n".'}', 'if (a)'."\n".'{'."\n".' b;'."\n".'}'."\n".'else'."\n".'{'."\n".' c;'."\n".'}');
test_fragment('if (foo) {', 'if (foo)'."\n".'{');
test_fragment('foo {', 'foo'."\n".'{');
test_fragment('return {', 'return {'); // return needs the brace. maybe something else as well: feel free to report.
// test_fragment('return\n{', 'return\n{'); // can't support this?, but that's an improbable and extreme case anyway.
test_fragment('return;'."\n".'{', 'return;'."\n".'{');
bt('if (a)'."\n".'{'."\n".'b;'."\n".'}'."\n".'else'."\n".'{'."\n".'c;'."\n".'}', 'if (a)'."\n".'{'."\n".' b;'."\n".'}'."\n".'else'."\n".'{'."\n".' c;'."\n".'}');
bt('var foo = {}');
bt('if (a)'."\n".'{'."\n".'b;'."\n".'}'."\n".'else'."\n".'{'."\n".'c;'."\n".'}', 'if (a)'."\n".'{'."\n".' b;'."\n".'}'."\n".'else'."\n".'{'."\n".' c;'."\n".'}');
test_fragment('if (foo) {', 'if (foo)'."\n".'{');
test_fragment('foo {', 'foo'."\n".'{');
test_fragment('return {', 'return {'); // return needs the brace. maybe something else as well: feel free to report.
// test_fragment('return\n{', 'return\n{'); // can't support this?, but that's an improbable and extreme case anyway.
test_fragment('return;'."\n".'{', 'return;'."\n".'{');
$opts->brace_style = 'collapse';
bt('if (a)'."\n".'{'."\n".'b;'."\n".'}'."\n".'else'."\n".'{'."\n".'c;'."\n".'}', 'if (a) {'."\n".' b;'."\n".'} else {'."\n".' c;'."\n".'}');
test_fragment('if (foo) {', 'if (foo) {');
test_fragment('foo {', 'foo {');
test_fragment('return {', 'return {'); // return needs the brace. maybe something else as well: feel free to report.
// test_fragment('return\n{', 'return\n{'); // can't support this?, but that's an improbable and extreme case anyway.
test_fragment('return;'."\n".'{', 'return; {');
bt('if (foo) bar();'."\n".'else break');
bt('function x() {'."\n".' foo();'."\n".'}zzz', 'function x() {'."\n".' foo();'."\n".'}'."\n".'zzz');
bt('a: do {} while (); xxx', 'a: do {} while ();'."\n".'xxx');
bt('var a = new function();');
test_fragment('new function');
bt('var a ='."\n".'foo', 'var a = foo');
$opts->brace_style = "end-expand";
bt('if(1){2}else{3}', "if (1) {\n 2\n}\nelse {\n 3\n}");
bt('try{a();}catch(b){c();}finally{d();}', "try {\n a();\n}\ncatch (b) {\n c();\n}\nfinally {\n d();\n}");
bt('if(a){b();}else if(c) foo();', "if (a) {\n b();\n}\nelse if (c) foo();");
bt("if (a) {\n// comment\n}else{\n// comment\n}", "if (a) {\n // comment\n}\nelse {\n // comment\n}"); // if/else statement with empty body
bt('if (x) {y} else { if (x) {y}}', 'if (x) {'."\n".' y'."\n".'}'."\n".'else {'."\n".' if (x) {'."\n".' y'."\n".' }'."\n".'}');
bt('if (a)'."\n".'{'."\n".'b;'."\n".'}'."\n".'else'."\n".'{'."\n".'c;'."\n".'}', 'if (a) {'."\n".' b;'."\n".'}'."\n".'else {'."\n".' c;'."\n".'}');
test_fragment(' /*'."\n".'* xx'."\n".'*/'."\n".'// xx'."\n".'if (foo) {'."\n".' bar();'."\n".'}', ' /*'."\n".' * xx'."\n".' */'."\n".' // xx'."\n".' if (foo) {'."\n".' bar();'."\n".' }');
$opts->unescape_strings = false;
bt('"\\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;
bt('"\\x22\\x27",\'\\x22\\x27\',"\\x5c",\'\\x5c\',"\\xff and \\xzz","unicode \\u0000 \\u0022 \\u0027 \\u005c \\uffff \\uzzzz"', '"\\"\'", \'"\\\'\', "\\\\", \'\\\\\', "\\xff and \\xzz", "unicode \\u0000 \\" \' \\\\ \\uffff \\uzzzz"');
$opts->unescape_strings = false;
bt('a = <?= external() ?> ;'); // not the most perfect thing in the world, but you're the weirdo beaufifying php mix-ins with javascript beautifier
bt('a = <%= external() %> ;');