1 files changed, 119 insertions, 0 deletions
diff --git a/tests/interval/test_range.py b/tests/interval/test_range.py
new file mode 100644
index 0000000..28fe1ff
--- /dev/null
+++ b/tests/interval/test_range.py
@@ -0,0 +1,119 @@
+from __future__ import annotations
+
+import pendulum
+
+from pendulum.interval import Interval
+from tests.conftest import assert_datetime
+
+
+def test_range():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = Interval(dt1, dt2)
+    r = list(p.range("days"))
+
+    assert len(r) == 31
+    assert_datetime(r[0], 2000, 1, 1, 12, 45, 37)
+    assert_datetime(r[-1], 2000, 1, 31, 12, 45, 37)
+
+
+def test_range_no_overflow():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 11, 45, 37)
+
+    p = Interval(dt1, dt2)
+    r = list(p.range("days"))
+
+    assert len(r) == 30
+    assert_datetime(r[0], 2000, 1, 1, 12, 45, 37)
+    assert_datetime(r[-1], 2000, 1, 30, 12, 45, 37)
+
+
+def test_range_inverted():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = Interval(dt2, dt1)
+    r = list(p.range("days"))
+
+    assert len(r) == 31
+    assert_datetime(r[-1], 2000, 1, 1, 12, 45, 37)
+    assert_datetime(r[0], 2000, 1, 31, 12, 45, 37)
+
+
+def test_iter():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = Interval(dt1, dt2)
+    i = 0  # noqa: SIM113 (suggests use of enumerate)
+    for dt in p:
+        assert isinstance(dt, pendulum.DateTime)
+        i += 1
+
+    assert i == 31
+
+
+def test_contains():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = pendulum.interval(dt1, dt2)
+    dt = pendulum.datetime(2000, 1, 7)
+    assert dt in p
+
+
+def test_not_contains():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = pendulum.interval(dt1, dt2)
+    dt = pendulum.datetime(2000, 1, 1, 11, 45, 37)
+    assert dt not in p
+
+
+def test_contains_with_datetime():
+    dt1 = pendulum.datetime(2000, 1, 1, 12, 45, 37)
+    dt2 = pendulum.datetime(2000, 1, 31, 12, 45, 37)
+
+    p = pendulum.interval(dt1, dt2)
+    dt = pendulum.datetime(2000, 1, 7)
+    assert dt in p
+
+
+def test_range_months_overflow():
+    dt1 = pendulum.datetime(2016, 1, 30, tz="America/Sao_Paulo")
+    dt2 = dt1.add(months=4)
+
+    p = pendulum.interval(dt1, dt2)
+    r = list(p.range("months"))
+
+    assert_datetime(r[0], 2016, 1, 30, 0, 0, 0)
+    assert_datetime(r[-1], 2016, 5, 30, 0, 0, 0)
+
+
+def test_range_with_dst():
+    dt1 = pendulum.datetime(2016, 10, 14, tz="America/Sao_Paulo")
+    dt2 = dt1.add(weeks=1)
+
+    p = pendulum.interval(dt1, dt2)
+    r = list(p.range("days"))
+
+    assert_datetime(r[0], 2016, 10, 14, 0, 0, 0)
+    assert_datetime(r[2], 2016, 10, 16, 1, 0, 0)
+    assert_datetime(r[-1], 2016, 10, 21, 0, 0, 0)
+
+
+def test_range_amount():
+    dt1 = pendulum.datetime(2016, 10, 14, tz="America/Sao_Paulo")
+    dt2 = dt1.add(weeks=1)
+
+    p = pendulum.interval(dt1, dt2)
+    r = list(p.range("days", 2))
+
+    assert len(r) == 4
+    assert_datetime(r[0], 2016, 10, 14, 0, 0, 0)
+    assert_datetime(r[1], 2016, 10, 16, 1, 0, 0)
+    assert_datetime(r[2], 2016, 10, 18, 0, 0, 0)
+    assert_datetime(r[3], 2016, 10, 20, 0, 0, 0)