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Added Axes.stairs test in test_datetime.py #27424

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Merged
merged 9 commits into from
Dec 13, 2023
Merged

Added Axes.stairs test in test_datetime.py #27424

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47015e4
Completed Axes.stairs test_datetime.py
ifEricReturnTrue Dec 2, 2023
4ccf16b
Update test_datetime.py
ifEricReturnTrue Dec 2, 2023
e549c81
Reverting unexpected changes in test_datetime.py in the previous commit
ifEricReturnTrue Dec 2, 2023
42b4d19
Update test_stairs as requested
ifEricReturnTrue Dec 5, 2023
0d1798b
Fixing linting errors
ifEricReturnTrue Dec 5, 2023
ff7e6ae
Adding Baseline data for the test
ifEricReturnTrue Dec 9, 2023
4a8cd7d
Fixing linting error
ifEricReturnTrue Dec 9, 2023
8c355d2
Update stairs test as suggested
ifEricReturnTrue Dec 12, 2023
3ed61d0
Update stairs test as suggested
ifEricReturnTrue Dec 12, 2023
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22 changes: 19 additions & 3 deletions lib/matplotlib/tests/test_datetime.py
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Original file line number Diff line number Diff line change
Expand Up @@ -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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