/* ***** BEGIN LICENSE BLOCK *****
 * Version: MPL 1.1/GPL 2.0/LGPL 2.1
 *
 * The contents of this file are subject to the Mozilla Public License Version
 * 1.1 (the "License"); you may not use this file except in compliance with
 * the License. You may obtain a copy of the License at
 * http://www.mozilla.org/MPL/
 *
 * Software distributed under the License is distributed on an "AS IS" basis,
 * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
 * for the specific language governing rights and limitations under the
 * License.
 *
 * The Original Code is Ajax.org Code Editor (ACE).
 *
 * The Initial Developer of the Original Code is
 * Ajax.org B.V.
 * Portions created by the Initial Developer are Copyright (C) 2010
 * the Initial Developer. All Rights Reserved.
 *
 * Contributor(s):
 *      Fabian Jakobs <fabian AT ajax DOT org>
 *      Trent Ogren <me AT trentogren DOT com>
 *
 * Alternatively, the contents of this file may be used under the terms of
 * either the GNU General Public License Version 2 or later (the "GPL"), or
 * the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
 * in which case the provisions of the GPL or the LGPL are applicable instead
 * of those above. If you wish to allow use of your version of this file only
 * under the terms of either the GPL or the LGPL, and not to allow others to
 * use your version of this file under the terms of the MPL, indicate your
 * decision by deleting the provisions above and replace them with the notice
 * and other provisions required by the GPL or the LGPL. If you do not delete
 * the provisions above, a recipient may use your version of this file under
 * the terms of any one of the MPL, the GPL or the LGPL.
 *
 * ***** END LICENSE BLOCK ***** */

if (typeof process !== "undefined") {
    require("../../../support/paths");
}

define(function(require, exports, module) {

var RubyMode = require("ace/mode/ruby").Mode;
var assert = require("ace/test/assertions");

module.exports = {
    
    name: "Ruby Tokenizer",
    
    setUp : function() {
        this.tokenizer = new RubyMode().getTokenizer();
    },

    "test: symbol tokenizer" : function() {
        // https://gist.github.com/1072693
        assertValidTokens(this.tokenizer, "string",
          [":@thing", ":$thing", ":_thing", ":thing", ":Thing", ":thing1", ":thing_a",
              ":THING", ":thing!", ":thing=", ":thing?", ":t?"]);
        assertInvalidTokens(this.tokenizer, "string",
          [":", ":@", ":$", ":1", ":1thing", ":th?ing", ":thi=ng", ":1thing",
            ":th!ing", ":thing#"]);
    },

    "test: namespaces aren't symbols" : function() {
        var line = "Namespaced::Class";
        var tokens = this.tokenizer.getLineTokens(line, "start").tokens;

        assert.equal(3, tokens.length);
        assert.equal("variable.class", tokens[0].type);
        assert.equal("text", tokens[1].type);
        assert.equal("variable.class", tokens[2].type);
    },

    "test: hex tokenizer" : function() {
        assertValidTokens(this.tokenizer, "constant.numeric",
            ["0x9a", "0XA1", "0x9_a"]);
        assertInvalidTokens(this.tokenizer, "constant.numeric",
            ["0x", "0x_9a", "0x9a_"]);
    },

    "test: float tokenizer" : function() {
        assertValidTokens(this.tokenizer, "constant.numeric",
            ["1", "+1", "-1", "12_345", "0.000_1"]);
        assertInvalidTokens(this.tokenizer, "constant.numeric",
            ["_", "_1", "1_", "1_.0", "0._1"]);
    }
};

function assertValidTokens(tokenizer, tokenType, validTokens) {
    for (var i = 0, length = validTokens.length; i < length; i++) {
        var validToken = validTokens[i],
            tokens = tokenizer.getLineTokens(validToken, "start").tokens;
        assert.equal(tokens[0].value, validToken,
          '"' + validToken + '" should be one token');
        assert.equal(tokens[0].type, tokenType,
          '"' + validToken + '" should be a "' + tokenType + '" token');
    }
}

function assertInvalidTokens(tokenizer, tokenType, invalidTokens) {
    for (var i = 0, length = invalidTokens.length; i < length; i++) {
        var invalidToken = invalidTokens[i],
            tokens = tokenizer.getLineTokens(invalidToken, "start").tokens;
        assert.ok(tokens[0].type !== tokenType || tokens[0].value !== invalidToken,
          '"' + invalidToken + '" is not a valid "' + tokenType + '"');
    }
}

});

if (typeof module !== "undefined" && module === require.main) {
    require("asyncjs").test.testcase(module.exports).exec()
}