core/plugins/c9.ide.collab/ot/xform_test.js

"use strict";
"use server";


require("c9/inline-mocha")(module);
if (typeof process !== "undefined") {
    require("amd-loader");
    require("../../../test/setup_paths");
}

var assert = require("ace/test/assertions");
var operations = require("./operations");
var xform = require("./xform");
var apply = require("./apply").applyContents;

function testXForm(original, a, b, expected) {
    var operationsA = operations.operation(original, a);
    var operationsB = operations.operation(original, b);
    xform(operationsA, operationsB, function (ap, bp) {
        console.log(original + " -< (" + a + ", " + b + ") >- " + expected);
        console.log(original + " -< (" + operationsA + ", " + operationsB + ") >- " + expected);
        console.log(original + " -< (" + ap + " - " + bp + ") >- " + expected);

        var docA = apply(operationsA, original);
        var finalA = apply(bp, docA);
        console.log("  " + original + " -> " + docA + " -> " + finalA);
        assert.equal(finalA, expected, finalA + " !== " + expected);

        var docB = apply(operationsB, original);
        var finalB = apply(ap, docB);
        console.log("  " + original + " -> " + docB + " -> " + finalB);
        assert.equal(finalB, expected, finalB + " !== " + expected);
    });
}

var xformTests = [
    ["at", "t", "fat", "ft"],
    ["nick", "Nick", "nick is cool", "Nick is cool"],
    ["sudo", "sumo", "suo", "sumo"],
    ["hello", "Hello", "Hello", "HHello"],
    ["care", "are", "are", "are"],
    ["air", "fair", "lair", "flair"],
    ["abc", "def", "abc", "def"]
];

describe(__dirname, function() {
    xformTests.forEach(function(test) {
        it("test xform '" + test[0] + "' --> '" + test[3] + "'", function() {
            testXForm.apply(null, test);
        });
    });
});