diff --git a/tests/test_agenda.py b/tests/test_agenda.py
new file mode 100644
index 0000000..4e0429d
--- /dev/null
+++ b/tests/test_agenda.py
@@ -0,0 +1,87 @@
+import datetime
+from decimal import Decimal
+
+import pytest
+from agenda import (
+    get_gbpusd,
+    get_next_bank_holiday,
+    get_next_timezone_transition,
+    next_economist,
+    next_uk_fathers_day,
+    next_uk_mothers_day,
+    timedelta_display,
+    uk_financial_year_end,
+    xmas_day,
+)
+
+
+@pytest.fixture
+def mock_today():
+    # Mock the current date for testing purposes
+    return datetime.date(2023, 10, 5)
+
+
+@pytest.fixture
+def mock_now():
+    # Mock the current date and time for testing purposes
+    return datetime.datetime(2023, 10, 5, 12, 0, 0)
+
+
+def test_next_uk_mothers_day(mock_today):
+    # Test next_uk_mothers_day function
+    next_mothers_day = next_uk_mothers_day(mock_today)
+    assert next_mothers_day == datetime.date(2024, 4, 21)
+
+
+def test_next_uk_fathers_day(mock_today):
+    # Test next_uk_fathers_day function
+    next_fathers_day = next_uk_fathers_day(mock_today)
+    assert next_fathers_day == datetime.date(2024, 6, 21)
+
+
+def test_get_next_timezone_transition(mock_now) -> None:
+    # Test get_next_timezone_transition function
+    next_transition = get_next_timezone_transition(mock_now, "Europe/London")
+    assert next_transition == datetime.date(2023, 10, 29)
+
+
+def test_get_next_bank_holiday(mock_today) -> None:
+    # Test get_next_bank_holiday function
+    next_holiday = get_next_bank_holiday(mock_today)
+    assert next_holiday["date"] == datetime.date(2023, 12, 25)
+    assert next_holiday["title"] == "Christmas Day"
+
+
+def test_get_gbpusd(mock_now):
+    # Test get_gbpusd function
+    gbpusd = get_gbpusd(mock_now)
+    assert isinstance(gbpusd, Decimal)
+    # You can add more assertions based on your specific use case.
+
+
+def test_next_economist(mock_today):
+    # Test next_economist function
+    next_publication = next_economist(mock_today)
+    assert next_publication == datetime.date(2023, 10, 5)
+
+
+def test_xmas_day():
+    # Test xmas_day function
+    christmas = xmas_day(datetime.date(2023, 12, 25))
+    assert christmas == datetime.date(2023, 12, 25)
+
+
+def test_uk_financial_year_end():
+    # Test uk_financial_year_end function
+    financial_year_end = uk_financial_year_end(datetime.date(2023, 4, 1))
+    assert financial_year_end == datetime.date(2023, 4, 5)
+
+
+def test_timedelta_display():
+    # Test timedelta_display function
+    delta = datetime.timedelta(days=2, hours=5, minutes=30)
+    display = timedelta_display(delta)
+    assert display == "  2 days   5 hrs  30 mins"
+
+
+# You can add more test cases for other functions as needed.