cappuccino/Tests/Foundation/CPDateTest.j

@import <Foundation/CPDate.j>

@implementation CPDateTest : OJTestCase

- (void)testSince1970 
{
    /* These two dates should be equal to Fri Feb 13 2009 15:31:30 GMT-0800 */
    unixDate = [CPDate dateWithTimeIntervalSince1970: 1234567890];
    cocoaDate = [CPDate dateWithTimeIntervalSinceReferenceDate: 253582290];
    [self assertTrue:[unixDate isEqualToDate: cocoaDate]];
}

- (void)testDate
{
    var before = new Date();
    var middle = [CPDate date];
    var after = new Date();
    var future = [CPDate distantFuture];
    var past = [CPDate distantPast];
    
    [self assertTrue:(before <= middle) message:"before not less than middle"];
    [self assertTrue:(middle <= after) message:"middle not less than after ("+middle+","+after+")"];
    
    [self assert:middle equals:[middle earlierDate:future] message:"earlierDate incorrect"];
    [self assert:middle equals:[middle laterDate:past] message:"laterDate incorrect"];
}

- (void)testInitWithString
{
    var tests = [
        ["1970-01-01 00:00:00 +0000", 0],
        ["1970-01-01 00:01:00 +0000", 60],
        ["1970-01-01 01:00:00 +0000", 60*60],
        ["1970-01-02 00:00:00 +0000", 24*60*60],
        ["2009-11-17 17:52:04 +0000", 1258480324],
    ];
    
    for (var i = 0; i < tests.length; i++)
    {
        var parsed = [[CPDate alloc] initWithString:tests[i][0]];
        var correctSeconds = tests[i][1];
        [self assert:correctSeconds equals:[parsed timeIntervalSince1970]];
    }
}

- (void)testEncoding
{
    var date = new Date(),
        encodedDate = [CPKeyedArchiver archivedDataWithRootObject:date],
        decodedDate = [CPKeyedUnarchiver unarchiveObjectWithData:encodedDate];

    [self assert:date equals:decodedDate];
}

- (void)testDescription
{
    // Unfortunately the result will be different depending on the testing machine's timezone.
    var expectedHour = 23
    var expectedMinute = 31;
    var offsetHours = Math.floor(new Date().getTimezoneOffset() / 60);
    var offsetMinutes = new Date().getTimezoneOffset() - offsetHours * 60;
    var expectedString = [CPString stringWithFormat:"2009-02-13 %02d:%02d:30 +%02d%02d", expectedHour-offsetHours, expectedMinute-offsetMinutes, offsetHours, offsetMinutes];
    [self assert:expectedString equals: [[CPDate dateWithTimeIntervalSince1970: 1234567890] description]];
}

@end