From 3c6d39d489513036b311c83f9b5893e4cbc0b8aa Mon Sep 17 00:00:00 2001
From: ConstableCatnip <38230539+ConstableCatnip@users.noreply.github.com>
Date: Fri, 8 Dec 2023 21:38:18 +0000
Subject: [PATCH 1/2] Added smoke test for Axes.imshow to test_datetime.py
---
lib/matplotlib/tests/test_datetime.py | 40 +++++++++++++++++++++++++--
1 file changed, 37 insertions(+), 3 deletions(-)
diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
index 529244c9656b..77ec67bfb179 100644
--- a/lib/matplotlib/tests/test_datetime.py
+++ b/lib/matplotlib/tests/test_datetime.py
@@ -530,11 +530,45 @@ def test_hlines(self):
xmin=0.45,
xmax=0.65)
- @pytest.mark.xfail(reason="Test for imshow not written yet")
@mpl.style.context("default")
def test_imshow(self):
- fig, ax = plt.subplots()
- ax.imshow(...)
+ mpl.rcParams["date.converter"] = "concise"
+ a = np.diag(range(5))
+ fig, axes = plt.subplots(nrows=2, ncols=2)
+
+ ax = axes[0, 0]
+ dt_start = datetime.datetime(1980, 4, 15)
+ dt_end = datetime.datetime(2010, 11, 11)
+ extent = (dt_start, dt_end, dt_start, dt_end)
+ ax.imshow(a, extent=extent)
+ for label in ax.get_xticklabels():
+ label.set_rotation(90)
+
+ ax = axes[0, 1]
+ dt_start = datetime.datetime(2010, 4, 15)
+ dt_end = datetime.datetime(2010, 11, 11)
+ extent = (dt_start, dt_end, dt_start, dt_end)
+ ax.imshow(a, extent=extent)
+ for label in ax.get_xticklabels():
+ label.set_rotation(90)
+
+ ax = axes[1, 0]
+ dt_start = datetime.datetime(2010, 11, 1)
+ dt_end = datetime.datetime(2010, 11, 11)
+ extent = (dt_start, dt_end, dt_start, dt_end)
+ ax.imshow(a, extent=extent)
+ for label in ax.get_xticklabels():
+ label.set_rotation(90)
+
+ ax = axes[1, 1]
+ dt_start = datetime.datetime(2010, 11, 10)
+ dt_end = datetime.datetime(2010, 11, 11)
+ extent = (dt_start, dt_end, dt_start, dt_end)
+ ax.imshow(a, extent=extent)
+ for label in ax.get_xticklabels():
+ label.set_rotation(90)
+
+ fig.tight_layout()
@pytest.mark.xfail(reason="Test for loglog not written yet")
@mpl.style.context("default")
From e0f5b239bedd0f8b367970081b5eac1530348aa5 Mon Sep 17 00:00:00 2001
From: ConstableCatnip <38230539+ConstableCatnip@users.noreply.github.com>
Date: Mon, 11 Dec 2023 17:34:54 +0000
Subject: [PATCH 2/2] Updates based on suggestions. By constraining the date
range to a few days, the axes labels now look like dates instead of just the
year.
---
lib/matplotlib/tests/test_datetime.py | 34 ++-------------------------
1 file changed, 2 insertions(+), 32 deletions(-)
diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
index 77ec67bfb179..07711644a85d 100644
--- a/lib/matplotlib/tests/test_datetime.py
+++ b/lib/matplotlib/tests/test_datetime.py
@@ -532,43 +532,13 @@ def test_hlines(self):
@mpl.style.context("default")
def test_imshow(self):
- mpl.rcParams["date.converter"] = "concise"
+ fig, ax = plt.subplots()
a = np.diag(range(5))
- fig, axes = plt.subplots(nrows=2, ncols=2)
-
- ax = axes[0, 0]
- dt_start = datetime.datetime(1980, 4, 15)
- dt_end = datetime.datetime(2010, 11, 11)
- extent = (dt_start, dt_end, dt_start, dt_end)
- ax.imshow(a, extent=extent)
- for label in ax.get_xticklabels():
- label.set_rotation(90)
-
- ax = axes[0, 1]
- dt_start = datetime.datetime(2010, 4, 15)
- dt_end = datetime.datetime(2010, 11, 11)
- extent = (dt_start, dt_end, dt_start, dt_end)
- ax.imshow(a, extent=extent)
- for label in ax.get_xticklabels():
- label.set_rotation(90)
-
- ax = axes[1, 0]
dt_start = datetime.datetime(2010, 11, 1)
dt_end = datetime.datetime(2010, 11, 11)
extent = (dt_start, dt_end, dt_start, dt_end)
ax.imshow(a, extent=extent)
- for label in ax.get_xticklabels():
- label.set_rotation(90)
-
- ax = axes[1, 1]
- dt_start = datetime.datetime(2010, 11, 10)
- dt_end = datetime.datetime(2010, 11, 11)
- extent = (dt_start, dt_end, dt_start, dt_end)
- ax.imshow(a, extent=extent)
- for label in ax.get_xticklabels():
- label.set_rotation(90)
-
- fig.tight_layout()
+ ax.tick_params(axis="x", labelrotation=90)
@pytest.mark.xfail(reason="Test for loglog not written yet")
@mpl.style.context("default")
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