js-beautify/beautify-tests.js
Einar Lielmanis 516a5f84cc JSlint-friendlier array closing tag indentation
[[1,2], [3,4]]

before:

[
    [1, 2],
    [3, 4]]

now:
[
    [1, 2],
    [3, 4]
]
2010-01-08 02:39:23 +02:00

299 lines
12 KiB
JavaScript

/*global js_beautify */
var indent_size = 4;
var indent_char = ' ';
var preserve_newlines = true;
var space_after_anon_function = true;
var keep_array_indentation = false;
function test_beautifier(input)
{
return js_beautify(input, {
indent_size: indent_size,
indent_char: indent_char,
preserve_newlines: preserve_newlines,
space_after_anon_function: space_after_anon_function,
keep_array_indentation: keep_array_indentation
});
}
var sanitytest;
function test_fragment(input, expected)
{
// doesn't attempt to test the indentation / surroundings
expected = expected || input;
sanitytest.expect(input, expected);
}
function bt(input, expectation)
{
var wrapped_input, wrapped_expectation;
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 (indent_size === 4 && input) {
wrapped_input = '{\n' + input + '\nindent;}';
wrapped_expectation = '{\n' + expectation.replace(/^(.+)$/mg, ' $1') + '\n indent;\n}';
test_fragment(wrapped_input, wrapped_expectation);
}
}
function run_beautifier_tests(test_obj)
{
sanitytest = test_obj || new SanityTest();
sanitytest.test_function(test_beautifier, 'js_beautify');
indent_size = 4;
tests_passed = 0;
tests_failed = 0;
indent_char = ' ';
test_result = '';
preserve_newlines = true;
space_after_anon_function = true;
keep_array_indentation = false;
bt('');
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(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{\nc:\nd\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;\n/*comment*/\nb;");
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) {\ncase -1:\n break;\ncase !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("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}");
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('{x=#1=[]}', '{\n x = #1=[]\n}');
bt('{a:#1={}}', '{\n a: #1={}\n}');
bt('{a:#1#}', '{\n a: #1#\n}');
test_fragment('{a:#1', '{\n a: #1'); // incomplete
test_fragment('{a:#', '{\n a: #'); // incomplete
test_fragment('}}}', '}\n}\n}'); // incomplete
test_fragment('<!--\nvoid();\n// -->', '<!--\nvoid();\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)");
bt("something();(", "something();\n(");
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\nfunc', 'return\nfunc');
// javadoc comment
bt('/**\n* foo\n*/', '/**\n * foo\n */');
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('function () {\n var a, b, c, d, e = [],\n f;\n}');
bt('x();\n\nfunction(){}', 'x();\n\nfunction () {}');
bt('do/regexp/;\nwhile(1);', 'do /regexp/;\nwhile (1);'); // hmmm
space_after_anon_function = true;
bt("// 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 = $.extend(a, function () {\n alert(x);\n}');
bt('var o1=$.extend(a);function(){alert(x);}', 'var o1 = $.extend(a);\n\nfunction () {\n alert(x);\n}');
space_after_anon_function = false;
bt("// comment 2\n(function()", "// comment 2\n(function()"); // typical greasemonkey start
bt("var a2, b2, c2, d2 = 0, c = function() {}, d = '';", "var a2, b2, c2, d2 = 0,\n c = function() {},\n d = '';");
bt('var o2=$.extend(a,function(){alert(x);}', 'var o2 = $.extend(a, function() {\n alert(x);\n}');
bt('var o2=$.extend(a);function(){alert(x);}', 'var o2 = $.extend(a);\n\nfunction() {\n alert(x);\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}');
indent_size = 1;
indent_char = ' ';
bt('{ one_char() }', "{\n one_char()\n}");
indent_size = 4;
indent_char = ' ';
bt('{ one_char() }', "{\n one_char()\n}");
indent_size = 1;
indent_char = "\t";
bt('{ one_char() }', "{\n\tone_char()\n}");
indent_size = 4;
indent_char = ' ';
preserve_newlines = false;
bt('var\na=dont_preserve_newlines;', 'var a = dont_preserve_newlines;');
preserve_newlines = true;
bt('var\na=do_preserve_newlines;', 'var\na = do_preserve_newlines;');
keep_array_indentation = true;
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']");
return sanitytest;
}