diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
index 316be793e47c..6700369cb2c3 100644
--- a/lib/matplotlib/tests/test_datetime.py
+++ b/lib/matplotlib/tests/test_datetime.py
@@ -508,11 +508,27 @@ def test_stackplot(self):
fig, ax = plt.subplots(layout='constrained')
ax.stackplot(dates, stacked_nums)
- @pytest.mark.xfail(reason="Test for stairs not written yet")
@mpl.style.context("default")
def test_stairs(self):
- fig, ax = plt.subplots()
- ax.stairs(...)
+ mpl.rcParams["date.converter"] = 'concise'
+
+ start_date = datetime.datetime(2023, 12, 1)
+ time_delta = datetime.timedelta(days=1)
+ baseline_date = datetime.datetime(1980, 1, 1)
+
+ bin_edges = [start_date + i * time_delta for i in range(31)]
+ edge_int = np.arange(31)
+ np.random.seed(123456)
+ values1 = np.random.randint(1, 100, 30)
+ values2 = [start_date + datetime.timedelta(days=int(i))
+ for i in np.random.randint(1, 10000, 30)]
+ values3 = [start_date + datetime.timedelta(days=int(i))
+ for i in np.random.randint(-10000, 10000, 30)]
+
+ fig, (ax1, ax2, ax3) = plt.subplots(3, 1, constrained_layout=True)
+ ax1.stairs(values1, edges=bin_edges)
+ ax2.stairs(values2, edges=edge_int, baseline=baseline_date)
+ ax3.stairs(values3, edges=bin_edges, baseline=baseline_date)
@pytest.mark.xfail(reason="Test for stem not written yet")
@mpl.style.context("default")
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