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✏️ /usr/share/doc/python3-hamcrest/examples/CustomDateMatcher.py

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import sys

sys.path.append("..")

from hamcrest.core.base_matcher import BaseMatcher
from hamcrest.core.helpers.hasmethod import hasmethod

from hamcrest import *
import unittest
import datetime

class IsGivenDayOfWeek(BaseMatcher):
    """Matches dates that fall on a given day of the week."""

def __init__(self, day):
        self.day = day  # Monday is 0, Sunday is 6

def _matches(self, item):
        """Test whether item matches."""
        if not hasmethod(item, "weekday"):
            return False
        return item.weekday() == self.day

def describe_to(self, description):
        """Describe the matcher."""
        day_as_string = [
            "Monday",
            "Tuesday",
            "Wednesday",
            "Thursday",
            "Friday",
            "Saturday",
            "Sunday",
        ]
        description.append_text("calendar date falling on ").append_text(day_as_string[self.day])

def on_a_saturday():
    """Factory function to generate Saturday matcher."""
    return IsGivenDayOfWeek(5)

class SampleTest(unittest.TestCase):
    def testDateIsOnASaturday(self):
        """Example of successful match."""
        d = datetime.date(2008, 4, 26)
        assert_that(d, is_(on_a_saturday()))

def testFailsWithMismatchedDate(self):
        """Example of what happens with date that doesn't match."""
        d = datetime.date(2008, 4, 6)
        assert_that(d, is_(on_a_saturday()))

def testFailsWithNonDate(self):
        """Example of what happens with object that isn't a date."""
        d = "oops"
        assert_that(d, is_(on_a_saturday()))

if __name__ == "__main__":
    unittest.main()

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⬅ python3-hamcrest 2 item

Nama	Tipe	Ukuran	Diubah	Perm	Aksi
🐍 CustomDateMatcher.py	py	1.6 KB	22/10/23 15:43	0644	✏️ ⬇
🐍 ExampleWithAssertThat.py	py	553 B	22/10/23 15:43	0644	✏️ ⬇

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