gecko-dev/testing/mochitest/MochiKit/Test.js

/***

MochiKit.Test 1.4

See <http://mochikit.com/> for documentation, downloads, license, etc.

(c) 2005 Bob Ippolito.  All rights Reserved.

***/

if (typeof(dojo) != 'undefined') {
    dojo.provide('MochiKit.Test');
    dojo.require('MochiKit.Base');
}

if (typeof(JSAN) != 'undefined') {
    JSAN.use("MochiKit.Base", []);
}

try {
    if (typeof(MochiKit.Base) == 'undefined') {
        throw "";
    }
} catch (e) {
    throw "MochiKit.Test depends on MochiKit.Base!";
}

if (typeof(MochiKit.Test) == 'undefined') {
    MochiKit.Test = {};
}

MochiKit.Test.NAME = "MochiKit.Test";
MochiKit.Test.VERSION = "1.4";
MochiKit.Test.__repr__ = function () {
    return "[" + this.NAME + " " + this.VERSION + "]";
};

MochiKit.Test.toString = function () {
    return this.__repr__();
};


MochiKit.Test.EXPORT = ["runTests"];
MochiKit.Test.EXPORT_OK = [];

MochiKit.Test.runTests = function (obj) {
    if (typeof(obj) == "string") {
        obj = JSAN.use(obj);
    }
    var suite = new MochiKit.Test.Suite();
    suite.run(obj);
};

MochiKit.Test.Suite = function () {
    this.testIndex = 0;
    MochiKit.Base.bindMethods(this);
};

MochiKit.Test.Suite.prototype = {
    run: function (obj) {
        try {
            obj(this);
        } catch (e) {
            this.traceback(e);
        }
    },
    traceback: function (e) {
        var items = MochiKit.Iter.sorted(MochiKit.Base.items(e));
        print("not ok " + this.testIndex + " - Error thrown");
        for (var i = 0; i < items.length; i++) {
            var kv = items[i];
            if (kv[0] == "stack") {
                kv[1] = kv[1].split(/\n/)[0];
            }
            this.print("# " + kv.join(": "));
        }
    },
    print: function (s) {
        print(s);
    },
    is: function (got, expected, /* optional */message) {
        var res = 1;
        var msg = null;
        try {
            res = MochiKit.Base.compare(got, expected);
        } catch (e) {
            msg = "Can not compare " + typeof(got) + ":" + typeof(expected);
        }
        if (res) {
            msg = "Expected value did not compare equal";
        }
        if (!res) {
            return this.testResult(true, message);
        }
        return this.testResult(false, message,
            [[msg], ["got:", got], ["expected:", expected]]);
    },

    testResult: function (pass, msg, failures) {
        this.testIndex += 1;
        if (pass) {
            this.print("ok " + this.testIndex + " - " + msg); 
            return;
        }
        this.print("not ok " + this.testIndex + " - " + msg);
        if (failures) {
            for (var i = 0; i < failures.length; i++) {
                this.print("# " + failures[i].join(" "));
            }
        }
    },
            
    isDeeply: function (got, expected, /* optional */message) {
        var m = MochiKit.Base;
        var res = 1;
        try {
            res = m.compare(got, expected);
        } catch (e) { 
            // pass
        }
        if (res === 0) {
            return this.ok(true, message);
        }
        var gk = m.keys(got);
        var ek = m.keys(expected);
        gk.sort();
        ek.sort();
        if (m.compare(gk, ek)) {
            // differing keys
            var cmp = {};
            var i;
            for (i = 0; i < gk.length; i++) {
                cmp[gk[i]] = "got";
            }
            for (i = 0; i < ek.length; i++) {
                if (ek[i] in cmp) {
                    delete cmp[ek[i]];
                } else {
                    cmp[ek[i]] = "expected";
                }
            }
            var diffkeys = m.keys(cmp);
            diffkeys.sort();
            var gotkeys = [];
            var expkeys = [];
            while (diffkeys.length) {
                var k = diffkeys.shift();
                if (k in Object.prototype) {
                    continue;
                }
                (cmp[k] == "got" ? gotkeys : expkeys).push(k);
            }


        }
        
        return this.testResult((!res), msg,
            (msg ? [["got:", got], ["expected:", expected]] : undefined)
        );
    },
    
    ok: function (res, message) {
        return this.testResult(res, message);
    }
};

MochiKit.Test.__new__ = function () {
    var m = MochiKit.Base;

    this.EXPORT_TAGS = {
        ":common": this.EXPORT,
        ":all": m.concat(this.EXPORT, this.EXPORT_OK)
    };

    m.nameFunctions(this);

};

MochiKit.Test.__new__();

MochiKit.Base._exportSymbols(this, MochiKit.Test);