4 files changed, 1450 insertions, 0 deletions
diff --git a/tests/parsing/__init__.py b/tests/parsing/__init__.py
new file mode 100644
index 0000000..e69de29
--- /dev/null
+++ b/tests/parsing/__init__.py
diff --git a/tests/parsing/test_parse_iso8601.py b/tests/parsing/test_parse_iso8601.py
new file mode 100644
index 0000000..0047791
--- /dev/null
+++ b/tests/parsing/test_parse_iso8601.py
@@ -0,0 +1,465 @@
+from __future__ import annotations
+
+from datetime import date
+from datetime import datetime
+from datetime import time
+
+import pytest
+
+from pendulum.parsing import parse_iso8601
+
+try:
+    from pendulum.parsing._extension import TZFixedOffset as FixedTimezone
+except ImportError:
+    from pendulum.tz.timezone import FixedTimezone
+
+
+def test_parse_iso8601():
+    # Date
+    assert date(2016, 1, 1) == parse_iso8601("2016")
+    assert date(2016, 10, 1) == parse_iso8601("2016-10")
+    assert date(2016, 10, 6) == parse_iso8601("2016-10-06")
+    assert date(2016, 10, 6) == parse_iso8601("20161006")
+
+    # Time
+    assert time(20, 16, 10, 0) == parse_iso8601("201610")
+
+    # Datetime
+    assert datetime(2016, 10, 6, 12, 34, 56, 123456) == parse_iso8601(
+        "2016-10-06T12:34:56.123456"
+    )
+    assert datetime(2016, 10, 6, 12, 34, 56, 123000) == parse_iso8601(
+        "2016-10-06T12:34:56.123"
+    )
+    assert datetime(2016, 10, 6, 12, 34, 56, 123) == parse_iso8601(
+        "2016-10-06T12:34:56.000123"
+    )
+    assert datetime(2016, 10, 6, 12, 0, 0, 0) == parse_iso8601("2016-10-06T12")
+    assert datetime(2016, 10, 6, 12, 34, 56, 0) == parse_iso8601("2016-10-06T123456")
+    assert datetime(2016, 10, 6, 12, 34, 56, 123456) == parse_iso8601(
+        "2016-10-06T123456.123456"
+    )
+    assert datetime(2016, 10, 6, 12, 34, 56, 123456) == parse_iso8601(
+        "20161006T123456.123456"
+    )
+    assert datetime(2016, 10, 6, 12, 34, 56, 123456) == parse_iso8601(
+        "20161006 123456.123456"
+    )
+
+    # Datetime with offset
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(19800)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456+05:30")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(19800)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456+0530")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(-19800)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456-05:30")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(-19800)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456-0530")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(18000)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456+05")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(-18000)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456-05")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(-18000)
+    ) == parse_iso8601("20161006T123456,123456-05")
+    assert datetime(
+        2016, 10, 6, 12, 34, 56, 123456, FixedTimezone(+19800)
+    ) == parse_iso8601("2016-10-06T12:34:56.123456789+05:30")
+
+    # Ordinal date
+    assert date(2012, 1, 7) == parse_iso8601("2012-007")
+    assert date(2012, 1, 7) == parse_iso8601("2012007")
+    assert date(2017, 3, 20) == parse_iso8601("2017-079")
+
+    # Week date
+    assert date(2012, 1, 30) == parse_iso8601("2012-W05")
+    assert date(2008, 9, 27) == parse_iso8601("2008-W39-6")
+    assert date(2010, 1, 3) == parse_iso8601("2009-W53-7")
+    assert date(2008, 12, 29) == parse_iso8601("2009-W01-1")
+
+    # Week date wth time
+    assert datetime(2008, 9, 27, 9, 0, 0, 0) == parse_iso8601("2008-W39-6T09")
+
+
+def test_parse_ios8601_invalid():
+    # Invalid month
+    with pytest.raises(ValueError):
+        parse_iso8601("20161306T123456")
+
+    # Invalid day
+    with pytest.raises(ValueError):
+        parse_iso8601("20161033T123456")
+
+    # Invalid day for month
+    with pytest.raises(ValueError):
+        parse_iso8601("20161131T123456")
+
+    # Invalid hour
+    with pytest.raises(ValueError):
+        parse_iso8601("20161006T243456")
+
+    # Invalid minute
+    with pytest.raises(ValueError):
+        parse_iso8601("20161006T126056")
+
+    # Invalid second
+    with pytest.raises(ValueError):
+        parse_iso8601("20161006T123460")
+
+    # Extraneous separator
+    with pytest.raises(ValueError):
+        parse_iso8601("20140203 04:05:.123456")
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-19 14:")
+
+    # Invalid ordinal
+    with pytest.raises(ValueError):
+        parse_iso8601("2009367")
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-367")
+    with pytest.raises(ValueError):
+        parse_iso8601("2015-366")
+    with pytest.raises(ValueError):
+        parse_iso8601("2015-000")
+
+    # Invalid date
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-")
+
+    # Invalid time
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-19T14:3924")
+    with pytest.raises(ValueError):
+        parse_iso8601("2010-02-18T16.5:23.35:48")
+    with pytest.raises(ValueError):
+        parse_iso8601("2010-02-18T16:23.35:48.45")
+    with pytest.raises(ValueError):
+        parse_iso8601("2010-02-18T16:23.33.600")
+
+    # Invalid offset
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-19 14:39:22+063")
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-19 14:39:22+06a00")
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-19 14:39:22+0:6:00")
+
+    # Missing time separator
+    with pytest.raises(ValueError):
+        parse_iso8601("2009-05-1914:39")
+
+    # Invalid week date
+    with pytest.raises(ValueError):
+        parse_iso8601("2012-W63")
+    with pytest.raises(ValueError):
+        parse_iso8601("2012-W12-9")
+    with pytest.raises(ValueError):
+        parse_iso8601("2012W12-3")  # Missing separator
+    with pytest.raises(ValueError):
+        parse_iso8601("2012-W123")  # Missing separator
+
+
+def test_parse_ios8601_duration():
+    text = "P2Y3M4DT5H6M7S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 2
+    assert parsed.months == 3
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 4
+    assert parsed.hours == 5
+    assert parsed.minutes == 6
+    assert parsed.remaining_seconds == 7
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3DT4H5M6.5S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 4
+    assert parsed.minutes == 5
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y2M3DT4H5M6,5S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 4
+    assert parsed.minutes == 5
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y2M3D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3.5D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3,5D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT4H54M6.5S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 4
+    assert parsed.minutes == 54
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "PT4H54M6,5S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 4
+    assert parsed.minutes == 54
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5Y"
+    with pytest.raises(ValueError):
+        parse_iso8601(text)
+
+    text = "P1,5Y"
+    with pytest.raises(ValueError):
+        parse_iso8601(text)
+
+    text = "P1M"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 1
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5M"
+    with pytest.raises(ValueError):
+        parse_iso8601(text)
+
+    text = "P1,5M"
+    with pytest.raises(ValueError):
+        parse_iso8601(text)
+
+    text = "P1W"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5W"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1,5W"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1,5D"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1H"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1.5H"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 30
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1,5H"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 30
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    # Double digit with 0
+    text = "P2Y30M4DT5H6M7S"
+    parsed = parse_iso8601(text)
+
+    assert parsed.years == 2
+    assert parsed.months == 30
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 4
+    assert parsed.hours == 5
+    assert parsed.minutes == 6
+    assert parsed.remaining_seconds == 7
+    assert parsed.microseconds == 0
+
+    # No P operator
+    with pytest.raises(ValueError):
+        parse_iso8601("2Y3M4DT5H6M7S")
+
+    # Week and other units combined
+    with pytest.raises(ValueError):
+        parse_iso8601("P1Y2W")
+
+    # Invalid units order
+    with pytest.raises(ValueError):
+        parse_iso8601("P1S")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("P1D1S")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("1Y2M3D1SPT1M")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("P1Y2M3D2MT1S")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("P2M3D1ST1Y1M")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("P1Y2M2MT3D1S")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("P1D1Y1M")
+
+    with pytest.raises(ValueError):
+        parse_iso8601("PT1S1H")
+
+    # Invalid
+    with pytest.raises(ValueError):
+        parse_iso8601("P1Dasdfasdf")
+
+    # Invalid fractional
+    with pytest.raises(ValueError):
+        parse_iso8601("P2Y3M4DT5.5H6M7S")
diff --git a/tests/parsing/test_parsing.py b/tests/parsing/test_parsing.py
new file mode 100644
index 0000000..35dcf86
--- /dev/null
+++ b/tests/parsing/test_parsing.py
@@ -0,0 +1,687 @@
+from __future__ import annotations
+
+import datetime
+
+import pytest
+
+import pendulum
+
+from pendulum.parsing import ParserError
+from pendulum.parsing import parse
+
+
+def test_y():
+    text = "2016"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 1
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_ym():
+    text = "2016-10"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_ymd():
+    text = "2016-10-06"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_ymd_one_character():
+    text = "2016-2-6"
+
+    parsed = parse(text, strict=False)
+
+    assert parsed.year == 2016
+    assert parsed.month == 2
+    assert parsed.day == 6
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_ymd_hms():
+    text = "2016-10-06 12:34:56"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2016-10-06 12:34:56.123456"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 123456
+    assert parsed.tzinfo is None
+
+
+def test_rfc_3339():
+    text = "2016-10-06T12:34:56+05:30"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 0
+    assert parsed.utcoffset().total_seconds() == 19800
+
+
+def test_rfc_3339_extended():
+    text = "2016-10-06T12:34:56.123456+05:30"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 123456
+    assert parsed.utcoffset().total_seconds() == 19800
+
+    text = "2016-10-06T12:34:56.000123+05:30"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 123
+    assert parsed.utcoffset().total_seconds() == 19800
+
+
+def test_rfc_3339_extended_nanoseconds():
+    text = "2016-10-06T12:34:56.123456789+05:30"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 6
+    assert parsed.hour == 12
+    assert parsed.minute == 34
+    assert parsed.second == 56
+    assert parsed.microsecond == 123456
+    assert parsed.utcoffset().total_seconds() == 19800
+
+
+def test_iso_8601_date():
+    text = "2012"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012-05-03"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 5
+    assert parsed.day == 3
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20120503"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 5
+    assert parsed.day == 3
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012-05"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 5
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_iso8601_datetime():
+    text = "2016-10-01T14"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2016-10-01T14:30"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 30
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20161001T14"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20161001T1430"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 30
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20161001T1430+0530"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 30
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.utcoffset().total_seconds() == 19800
+
+    text = "20161001T1430,4+0530"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 10
+    assert parsed.day == 1
+    assert parsed.hour == 14
+    assert parsed.minute == 30
+    assert parsed.second == 0
+    assert parsed.microsecond == 400000
+    assert parsed.utcoffset().total_seconds() == 19800
+
+    text = "2008-09-03T20:56:35.450686+01"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2008
+    assert parsed.month == 9
+    assert parsed.day == 3
+    assert parsed.hour == 20
+    assert parsed.minute == 56
+    assert parsed.second == 35
+    assert parsed.microsecond == 450686
+    assert parsed.utcoffset().total_seconds() == 3600
+
+
+def test_iso8601_week_number():
+    text = "2012-W05"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 30
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012W05"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 30
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    # Long Year
+    text = "2015W53"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2015
+    assert parsed.month == 12
+    assert parsed.day == 28
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012-W05-5"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 2
+    assert parsed.day == 3
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012W055"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 2
+    assert parsed.day == 3
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2009-W53-7"
+    parsed = parse(text)
+
+    assert parsed.year == 2010
+    assert parsed.month == 1
+    assert parsed.day == 3
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2009-W01-1"
+    parsed = parse(text)
+
+    assert parsed.year == 2008
+    assert parsed.month == 12
+    assert parsed.day == 29
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_iso8601_week_number_with_time():
+    text = "2012-W05T09"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 30
+    assert parsed.hour == 9
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012W05T09"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 30
+    assert parsed.hour == 9
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012-W05-5T09"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 2
+    assert parsed.day == 3
+    assert parsed.hour == 9
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012W055T09"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 2
+    assert parsed.day == 3
+    assert parsed.hour == 9
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_iso8601_ordinal():
+    text = "2012-007"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 7
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "2012007"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 7
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_iso8601_time():
+    now = pendulum.datetime(2015, 11, 12)
+
+    text = "201205"
+
+    parsed = parse(text, now=now)
+
+    assert parsed.year == 2015
+    assert parsed.month == 11
+    assert parsed.day == 12
+    assert parsed.hour == 20
+    assert parsed.minute == 12
+    assert parsed.second == 5
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20:12:05"
+
+    parsed = parse(text, now=now)
+
+    assert parsed.year == 2015
+    assert parsed.month == 11
+    assert parsed.day == 12
+    assert parsed.hour == 20
+    assert parsed.minute == 12
+    assert parsed.second == 5
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "20:12:05.123456"
+
+    parsed = parse(text, now=now)
+
+    assert parsed.year == 2015
+    assert parsed.month == 11
+    assert parsed.day == 12
+    assert parsed.hour == 20
+    assert parsed.minute == 12
+    assert parsed.second == 5
+    assert parsed.microsecond == 123456
+    assert parsed.tzinfo is None
+
+
+def test_iso8601_ordinal_invalid():
+    text = "2012-007-05"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+
+def test_exact():
+    text = "2012"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.date)
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 1
+
+    text = "2012-03"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.date)
+    assert parsed.year == 2012
+    assert parsed.month == 3
+    assert parsed.day == 1
+
+    text = "2012-03-13"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.date)
+    assert parsed.year == 2012
+    assert parsed.month == 3
+    assert parsed.day == 13
+
+    text = "2012W055"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.date)
+    assert parsed.year == 2012
+    assert parsed.month == 2
+    assert parsed.day == 3
+
+    text = "2012007"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.date)
+    assert parsed.year == 2012
+    assert parsed.month == 1
+    assert parsed.day == 7
+
+    text = "20:12:05"
+
+    parsed = parse(text, exact=True)
+
+    assert isinstance(parsed, datetime.time)
+    assert parsed.hour == 20
+    assert parsed.minute == 12
+    assert parsed.second == 5
+    assert parsed.microsecond == 0
+
+
+def test_edge_cases():
+    text = "2013-11-1"
+
+    parsed = parse(text, strict=False)
+    assert parsed.year == 2013
+    assert parsed.month == 11
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "10-01-01"
+
+    parsed = parse(text, strict=False)
+    assert parsed.year == 2010
+    assert parsed.month == 1
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "31-01-01"
+
+    parsed = parse(text, strict=False)
+    assert parsed.year == 2031
+    assert parsed.month == 1
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+    text = "32-01-01"
+
+    parsed = parse(text, strict=False)
+    assert parsed.year == 2032
+    assert parsed.month == 1
+    assert parsed.day == 1
+    assert parsed.hour == 0
+    assert parsed.minute == 0
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_strict():
+    text = "4 Aug 2015 - 11:20 PM"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+    parsed = parse(text, strict=False)
+    assert parsed.year == 2015
+    assert parsed.month == 8
+    assert parsed.day == 4
+    assert parsed.hour == 23
+    assert parsed.minute == 20
+    assert parsed.second == 0
+    assert parsed.microsecond == 0
+    assert parsed.tzinfo is None
+
+
+def test_invalid():
+    text = "201610T"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "2012-W54"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "2012-W13-8"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+    # W53 in normal year (not long)
+    text = "2017W53"
+
+    with pytest.raises(ParserError):
+        parse(text)
+
+
+def test_exif_edge_case():
+    text = "2016:12:26 15:45:28"
+
+    parsed = parse(text)
+
+    assert parsed.year == 2016
+    assert parsed.month == 12
+    assert parsed.day == 26
+    assert parsed.hour == 15
+    assert parsed.minute == 45
+    assert parsed.second == 28
diff --git a/tests/parsing/test_parsing_duration.py b/tests/parsing/test_parsing_duration.py
new file mode 100644
index 0000000..ab8b992
--- /dev/null
+++ b/tests/parsing/test_parsing_duration.py
@@ -0,0 +1,298 @@
+from __future__ import annotations
+
+import pytest
+
+from pendulum.parsing import ParserError
+from pendulum.parsing import parse
+
+
+def test_parse_duration():
+    text = "P2Y3M4DT5H6M7S"
+    parsed = parse(text)
+
+    assert parsed.years == 2
+    assert parsed.months == 3
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 4
+    assert parsed.hours == 5
+    assert parsed.minutes == 6
+    assert parsed.remaining_seconds == 7
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3DT4H5M6.5S"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 4
+    assert parsed.minutes == 5
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y2M3DT4H5M6,5S"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 4
+    assert parsed.minutes == 5
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y2M3D"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3.5D"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1Y2M3,5D"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 2
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT4H54M6.5S"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 4
+    assert parsed.minutes == 54
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "PT4H54M6,5S"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 4
+    assert parsed.minutes == 54
+    assert parsed.remaining_seconds == 6
+    assert parsed.microseconds == 500000
+
+    text = "P1Y"
+    parsed = parse(text)
+
+    assert parsed.years == 1
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5Y"
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "P1,5Y"
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "P1M"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 1
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5M"
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "P1,5M"
+    with pytest.raises(ParserError):
+        parse(text)
+
+    text = "P1W"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5W"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1,5W"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 1
+    assert parsed.remaining_days == 3
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1D"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 0
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1.5D"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "P1,5D"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 1
+    assert parsed.hours == 12
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1H"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 0
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1.5H"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 30
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+    text = "PT1,5H"
+    parsed = parse(text)
+
+    assert parsed.years == 0
+    assert parsed.months == 0
+    assert parsed.weeks == 0
+    assert parsed.remaining_days == 0
+    assert parsed.hours == 1
+    assert parsed.minutes == 30
+    assert parsed.remaining_seconds == 0
+    assert parsed.microseconds == 0
+
+
+def test_parse_duration_no_operator():
+    with pytest.raises(ParserError):
+        parse("2Y3M4DT5H6M7S")
+
+
+def test_parse_duration_weeks_combined():
+    with pytest.raises(ParserError):
+        parse("P1Y2W")
+
+
+def test_parse_duration_invalid_order():
+    with pytest.raises(ParserError):
+        parse("P1S")
+
+    with pytest.raises(ParserError):
+        parse("P1D1S")
+
+    with pytest.raises(ParserError):
+        parse("1Y2M3D1SPT1M")
+
+    with pytest.raises(ParserError):
+        parse("P1Y2M3D2MT1S")
+
+    with pytest.raises(ParserError):
+        parse("P2M3D1ST1Y1M")
+
+    with pytest.raises(ParserError):
+        parse("P1Y2M2MT3D1S")
+
+    with pytest.raises(ParserError):
+        parse("P1D1Y1M")
+
+    with pytest.raises(ParserError):
+        parse("PT1S1H")
+
+
+def test_parse_duration_invalid():
+    with pytest.raises(ParserError):
+        parse("P1Dasdfasdf")
+
+
+def test_parse_duration_fraction_only_allowed_on_last_component():
+    with pytest.raises(ParserError):
+        parse("P2Y3M4DT5.5H6M7S")