From 859993bfcf03e8f3fd2ef5151ff589354e31c7c5 Mon Sep 17 00:00:00 2001
From: Stefanie Molin <24376333+stefmolin@users.noreply.github.com>
Date: Thu, 13 Apr 2023 20:32:30 -0400
Subject: [PATCH 1/3] BUG: Return null Bbox when there is no intersection for
 bar_label center.

---
 lib/matplotlib/axes/_axes.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/matplotlib/axes/_axes.py b/lib/matplotlib/axes/_axes.py
index e712e1302544..cd03957dbbfa 100644
--- a/lib/matplotlib/axes/_axes.py
+++ b/lib/matplotlib/axes/_axes.py
@@ -2769,7 +2769,7 @@ def sign(x):
                     lambda r, b=bar:
                         mtransforms.Bbox.intersection(
                             b.get_window_extent(r), b.get_clip_box()
-                        )
+                        ) or mtransforms.Bbox.null()
                 )
             else:  # edge
                 if orientation == "vertical":

From 17f0ef3a19b4cd5bb7f702af0b9056a2ba089a37 Mon Sep 17 00:00:00 2001
From: Stefanie Molin <24376333+stefmolin@users.noreply.github.com>
Date: Thu, 13 Apr 2023 20:59:17 -0400
Subject: [PATCH 2/3] TST: Add test case for bug fix.

---
 lib/matplotlib/tests/test_axes.py | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
index 3c138f46e010..35efca4b69f7 100644
--- a/lib/matplotlib/tests/test_axes.py
+++ b/lib/matplotlib/tests/test_axes.py
@@ -8040,6 +8040,19 @@ def test_centered_bar_label_nonlinear():
     ax.set_axis_off()
 
 
+def test_centered_bar_label_label_beyond_limits(tmp_path):
+    _, ax = plt.subplots()
+
+    last = 0
+    for label, value in zip(['a', 'b', 'c'], [10, 20, 50]):
+        bar_container = ax.barh('col', value, label=label, left=last)
+        ax.bar_label(bar_container, label_type='center')
+        last += value
+    ax.set_xlim(None, 20)
+
+    plt.savefig(tmp_path / 'test')
+
+
 def test_bar_label_location_errorbars():
     ax = plt.gca()
     xs, heights = [1, 2], [3, -4]

From 7037e858c781a810b003d37fbf20a42a8c14ccea Mon Sep 17 00:00:00 2001
From: Stefanie Molin <24376333+stefmolin@users.noreply.github.com>
Date: Sat, 15 Apr 2023 14:44:21 -0400
Subject: [PATCH 3/3] TST: Switch to fig.draw_without_rendering() in test.

---
 lib/matplotlib/tests/test_axes.py | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/lib/matplotlib/tests/test_axes.py b/lib/matplotlib/tests/test_axes.py
index 35efca4b69f7..863e3e2f86a6 100644
--- a/lib/matplotlib/tests/test_axes.py
+++ b/lib/matplotlib/tests/test_axes.py
@@ -8040,8 +8040,8 @@ def test_centered_bar_label_nonlinear():
     ax.set_axis_off()
 
 
-def test_centered_bar_label_label_beyond_limits(tmp_path):
-    _, ax = plt.subplots()
+def test_centered_bar_label_label_beyond_limits():
+    fig, ax = plt.subplots()
 
     last = 0
     for label, value in zip(['a', 'b', 'c'], [10, 20, 50]):
@@ -8050,7 +8050,7 @@ def test_centered_bar_label_label_beyond_limits(tmp_path):
         last += value
     ax.set_xlim(None, 20)
 
-    plt.savefig(tmp_path / 'test')
+    fig.draw_without_rendering()
 
 
 def test_bar_label_location_errorbars():