1 files changed, 99 insertions, 0 deletions
diff --git a/tests/duration/test_construct.py b/tests/duration/test_construct.py
new file mode 100644
index 0000000..aaa5390
--- /dev/null
+++ b/tests/duration/test_construct.py
@@ -0,0 +1,99 @@
+from __future__ import annotations
+
+from datetime import timedelta
+
+import pytest
+
+import pendulum
+
+from pendulum.duration import AbsoluteDuration
+from tests.conftest import assert_duration
+
+
+def test_defaults():
+    pi = pendulum.duration()
+    assert_duration(pi, 0, 0, 0, 0, 0, 0, 0)
+
+
+def test_years():
+    pi = pendulum.duration(years=2)
+    assert_duration(pi, years=2, weeks=0)
+    assert pi.days == 730
+    assert pi.total_seconds() == 63072000
+
+
+def test_months():
+    pi = pendulum.duration(months=3)
+    assert_duration(pi, months=3, weeks=0)
+    assert pi.days == 90
+    assert pi.total_seconds() == 7776000
+
+
+def test_weeks():
+    pi = pendulum.duration(days=365)
+    assert_duration(pi, weeks=52)
+
+    pi = pendulum.duration(days=13)
+    assert_duration(pi, weeks=1)
+
+
+def test_days():
+    pi = pendulum.duration(days=6)
+    assert_duration(pi, 0, 0, 0, 6, 0, 0, 0)
+
+    pi = pendulum.duration(days=16)
+    assert_duration(pi, 0, 0, 2, 2, 0, 0, 0)
+
+
+def test_hours():
+    pi = pendulum.duration(seconds=3600 * 3)
+    assert_duration(pi, 0, 0, 0, 0, 3, 0, 0)
+
+
+def test_minutes():
+    pi = pendulum.duration(seconds=60 * 3)
+    assert_duration(pi, 0, 0, 0, 0, 0, 3, 0)
+
+    pi = pendulum.duration(seconds=60 * 3 + 12)
+    assert_duration(pi, 0, 0, 0, 0, 0, 3, 12)
+
+
+def test_all():
+    pi = pendulum.duration(
+        years=2, months=3, days=1177, seconds=7284, microseconds=1000000
+    )
+    assert_duration(pi, 2, 3, 168, 1, 2, 1, 25)
+    assert pi.days == 1997
+    assert pi.seconds == 7285
+
+
+def test_absolute_interval():
+    pi = AbsoluteDuration(days=-1177, seconds=-7284, microseconds=-1000001)
+    assert_duration(pi, 0, 0, 168, 1, 2, 1, 25)
+    assert pi.microseconds == 1
+    assert pi.invert
+
+
+def test_invert():
+    pi = pendulum.duration(days=1177, seconds=7284, microseconds=1000000)
+    assert not pi.invert
+
+    pi = pendulum.duration(days=-1177, seconds=-7284, microseconds=-1000000)
+    assert pi.invert
+
+
+def test_as_timedelta():
+    pi = pendulum.duration(seconds=3456.123456)
+    assert_duration(pi, 0, 0, 0, 0, 0, 57, 36, 123456)
+    delta = pi.as_timedelta()
+    assert isinstance(delta, timedelta)
+    assert delta.total_seconds() == 3456.123456
+    assert delta.seconds == 3456
+
+
+def test_float_years_and_months():
+    with pytest.raises(ValueError):
+        pendulum.duration(years=1.5)
+
+    with pytest.raises(ValueError):
+        pendulum.duration(months=1.5)