diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
index f42e0a0d04d8..6ea29c78f506 100644
--- a/lib/matplotlib/tests/test_datetime.py
+++ b/lib/matplotlib/tests/test_datetime.py
@@ -343,11 +343,24 @@ def test_stem(self):
fig, ax = plt.subplots()
ax.stem(...)
- @pytest.mark.xfail(reason="Test for step not written yet")
@mpl.style.context("default")
def test_step(self):
- fig, ax = plt.subplots()
- ax.step(...)
+ mpl.rcParams["date.converter"] = "concise"
+ limit = 5
+ fig, (ax1, ax2, ax3, ax4) = plt.subplots(4, 1, layout="constrained")
+
+ start_date = datetime.date(2023, 1, 1)
+ x_date = [start_date + datetime.timedelta(days=i) for i in range(1, limit)]
+ y_date = [start_date + datetime.timedelta(days=i) for i in range(1, limit)]
+ x_ranges = np.array(range(1, limit))
+ y_ranges = np.array(range(1, limit))
+
+ ax1.step(x_ranges, y_date, 'g', where='pre', label='pre')
+ ax2.step(x_date, y_ranges, 'b', where='mid', label='mid')
+ ax3.step(x_date, y_date, 'r', where='post', label='post')
+ ax4.step("date", "signal",
+ data={"date": x_date, "signal": y_ranges},
+ where='mid', label='mid')
@pytest.mark.xfail(reason="Test for streamplot not written yet")
@mpl.style.context("default")
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