ace/lib/ace/mode/javascript_highlight_rules_test.js

215 lines
8 KiB
JavaScript

/* ***** BEGIN LICENSE BLOCK *****
* Distributed under the BSD license:
*
* Copyright (c) 2010, Ajax.org B.V.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Ajax.org B.V. nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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if (typeof process !== "undefined") {
require("amd-loader");
}
define(function(require, exports, module) {
"use strict";
var JavaScriptMode = require("./javascript").Mode;
var assert = require("../test/assertions");
module.exports = {
name: "JavaScript Tokenizer",
setUp : function() {
this.tokenizer = new JavaScriptMode().getTokenizer();
},
"test: tokenize1" : function() {
var line = "foo = function";
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(5, tokens.length);
assert.equal("identifier", tokens[0].type);
assert.equal("text", tokens[1].type);
assert.equal("keyword.operator", tokens[2].type);
assert.equal("text", tokens[3].type);
assert.equal("storage.type", tokens[4].type);
},
"test: tokenize 'standard' functions" : function() {
var line = "string.charCodeAt(23); document.getElementById('test'); console.log('Here it is');";
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(23, tokens.length);
assert.equal("support.function", tokens[2].type); // charCodeAt
assert.equal("support.function.dom", tokens[10].type); // getElementById
assert.equal("support.function.firebug", tokens[18].type); // log
},
"test: tokenize doc comment" : function() {
var line = "abc /** de */ fg";
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(5, tokens.length);
assert.equal("identifier", tokens[0].type);
assert.equal("text", tokens[1].type);
assert.equal("comment.doc", tokens[2].type);
assert.equal("text", tokens[3].type);
assert.equal("identifier", tokens[4].type);
},
"test: tokenize doc comment with tag" : function() {
var line = "/** @param {} */";
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(3, tokens.length);
assert.equal("comment.doc", tokens[0].type);
assert.equal("comment.doc.tag", tokens[1].type);
assert.equal("comment.doc", tokens[2].type);
},
"test: tokenize parens" : function() {
var line = "[{( )}]";
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
// TODO is it useful to keep parens in separate tokens?
assert.equal(3, tokens.length);
assert.equal("paren.lparen", tokens[0].type);
assert.equal("text", tokens[1].type);
assert.equal("paren.rparen", tokens[2].type);
},
"test for last rule in ruleset to catch capturing group bugs" : function() {
var tokens = this.tokenizer.getLineTokens("}", "start").tokens;
assert.equal(1, tokens.length);
assert.equal("paren.rparen", tokens[0].type);
},
"test tokenize arithmetic expression which looks like a regexp": function() {
var tokens = this.tokenizer.getLineTokens("a/b/c", "start").tokens;
assert.equal(5, tokens.length);
var tokens = this.tokenizer.getLineTokens("a/=b/c", "start").tokens;
assert.equal(5, tokens.length);
},
"test tokenize reg exps" : function() {
var tokens = this.tokenizer.getLineTokens("a=/b/g", "start").tokens;
assert.equal(3, tokens.length);
assert.equal("string.regexp", tokens[2].type);
var tokens = this.tokenizer.getLineTokens("a+/b/g", "start").tokens;
assert.equal(3, tokens.length);
assert.equal("string.regexp", tokens[2].type);
var tokens = this.tokenizer.getLineTokens("a = 1 + /2 + 1/b", "start").tokens;
assert.equal(11, tokens.length);
assert.equal("string.regexp", tokens[8].type);
var tokens = this.tokenizer.getLineTokens("a=/a/ / /a/", "start").tokens;
assert.equal(7, tokens.length);
assert.equal("string.regexp", tokens[2].type);
assert.equal("string.regexp", tokens[6].type);
var tokens = this.tokenizer.getLineTokens("case /a/.test(c)", "start").tokens;
assert.equal(8, tokens.length);
assert.equal("string.regexp", tokens[2].type);
},
"test tokenize multi-line comment containing a single line comment" : function() {
var tokens = this.tokenizer.getLineTokens("/* foo // bar */", "start").tokens;
assert.equal(1, tokens.length);
assert.equal("comment", tokens[0].type);
var tokens = this.tokenizer.getLineTokens("/* foo // bar */", "regex_allowed").tokens;
assert.equal(1, tokens.length);
assert.equal("comment", tokens[0].type);
},
"test tokenize identifier with umlauts": function() {
var tokens = this.tokenizer.getLineTokens("füße", "start").tokens;
assert.equal(1, tokens.length);
},
"test // is not a regexp": function() {
var tokens = this.tokenizer.getLineTokens("{ // 123", "start").tokens;
assert.equal(3, tokens.length);
assert.equal("paren.lparen", tokens[0].type);
assert.equal("text", tokens[1].type);
assert.equal("comment", tokens[2].type);
},
"test skipping escaped chars": function() {
var line = "console.log('Meh\\nNeh');"
var tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(9, tokens.length);
assert.equal("constant.language.escape", tokens[5].type);
line = "console.log('\\u1232Feh');";
tokens = this.tokenizer.getLineTokens(line, "start").tokens;
assert.equal(9, tokens.length);
assert.equal("constant.language.escape", tokens[5].type);
},
"test multiline strings": function() {
var line = "console.log('Meh\\"
var data = this.tokenizer.getLineTokens(line, "start")
assert.equal(5, data.tokens.length);
assert.equal(data.state, "qstring");
line = "console.log('Meh\\ "
data = this.tokenizer.getLineTokens(line, "start")
assert.equal(6, data.tokens.length);
assert.equal(data.state, "start");
line = 'console.log("\\'
data = this.tokenizer.getLineTokens(line, "start")
assert.equal(5, data.tokens.length);
assert.equal(data.state, "qqstring");
line = 'a="'
data = this.tokenizer.getLineTokens(line, "start")
assert.equal(3, data.tokens.length);
assert.equal(data.state, "start");
}
};
});
if (typeof module !== "undefined" && module === require.main) {
require("asyncjs").test.testcase(module.exports).exec()
}