Drop-in coveraje

coveraje.js

"use strict";

var coveraje = require("coveraje");
var fs = require("fs");
var path = require("path");

var rel = path.relative(process.cwd(), __dirname);

function moduleId(filename) {
    return filename.slice(0, -1 * ".js".length);
}

function getTestsMap() {
    function runTests(file) {
        return function (context) {
            return coveraje.runHelper("mocha", {
                // TODO: read these from mocha.opts.
                reporter: "spec",
                require: ["test/testSetup"]
            }).run(path.join(rel, file));
        };
    }

    // TODO: these manual exclusions are stupid, except perhaps mocha.opts.
    var nonTestFileNames = ["mocha.opts", "coveraje.js", "testSetup.js"];
    var testFileNames = fs.readdirSync(__dirname).filter(function (fileName) {
        return nonTestFileNames.indexOf(fileName) === -1;
    });

    var tests = {};

    testFileNames.forEach(function (fileName) {
        tests[moduleId(fileName)] = runTests(fileName);
    });

    return tests;
}

function getLibRequiresString() {
    // TODO: need to recurse, handle subdirectories.
    var libFileNames = fs.readdirSync(path.resolve(__dirname, "..", "lib"));
    
    return libFileNames.map(function (fileName) {
        return "require('../lib/" + moduleId(fileName) + "');";
    }).join("\n");
}

coveraje.cover(
    getLibRequiresString(),
    getTestsMap(),
    {
        useServer: true,
        globals: "node",
        resolveRequires: ["*"]
    }
);