6 files changed, 39 insertions, 1 deletions
diff --git a/pint/testsuite/baseline/test_basic_plot.png b/pint/testsuite/baseline/test_basic_plot.png
index 63be609..b0c4d18 100644
--- a/pint/testsuite/baseline/test_basic_plot.png
+++ b/pint/testsuite/baseline/test_basic_plot.png
diff --git a/pint/testsuite/baseline/test_plot_with_non_default_format.png b/pint/testsuite/baseline/test_plot_with_non_default_format.png
new file mode 100644
index 0000000..1cb5b18
--- /dev/null
+++ b/pint/testsuite/baseline/test_plot_with_non_default_format.png
diff --git a/pint/testsuite/baseline/test_plot_with_set_units.png b/pint/testsuite/baseline/test_plot_with_set_units.png
index 5fd3ce0..a59924c 100644
--- a/pint/testsuite/baseline/test_plot_with_set_units.png
+++ b/pint/testsuite/baseline/test_plot_with_set_units.png
diff --git a/pint/testsuite/test_dask.py b/pint/testsuite/test_dask.py
index 69c80fe..f4dee6a 100644
--- a/pint/testsuite/test_dask.py
+++ b/pint/testsuite/test_dask.py
@@ -149,6 +149,8 @@ def test_compute_persist_equivalent(local_registry, dask_array, numpy_array):
 
     assert np.all(res_compute == res_persist)
     assert res_compute.units == res_persist.units == units_
+    assert type(res_compute) == local_registry.Quantity
+    assert type(res_persist) == local_registry.Quantity
 
 
 @pytest.mark.parametrize("method", ["compute", "persist", "visualize"])
diff --git a/pint/testsuite/test_matplotlib.py b/pint/testsuite/test_matplotlib.py
index 25f3172..0735721 100644
--- a/pint/testsuite/test_matplotlib.py
+++ b/pint/testsuite/test_matplotlib.py
@@ -46,3 +46,21 @@ def test_plot_with_set_units(local_registry):
     ax.axvline(120 * local_registry.minutes, color="tab:green")
 
     return fig
+
+
+@pytest.mark.mpl_image_compare(tolerance=0, remove_text=True)
+def test_plot_with_non_default_format(local_registry):
+    local_registry.mpl_formatter = "{:~P}"
+
+    y = np.linspace(0, 30) * local_registry.miles
+    x = np.linspace(0, 5) * local_registry.hours
+
+    fig, ax = plt.subplots()
+    ax.yaxis.set_units(local_registry.inches)
+    ax.xaxis.set_units(local_registry.seconds)
+
+    ax.plot(x, y, "tab:blue")
+    ax.axhline(26400 * local_registry.feet, color="tab:red")
+    ax.axvline(120 * local_registry.minutes, color="tab:green")
+
+    return fig
diff --git a/pint/testsuite/test_numpy.py b/pint/testsuite/test_numpy.py
index 83448ce..88a3be4 100644
--- a/pint/testsuite/test_numpy.py
+++ b/pint/testsuite/test_numpy.py
@@ -806,7 +806,7 @@ class TestNumpyUnclassified(TestNumpyMethods):
             np.around(1.0275 * self.ureg.m, decimals=2), 1.03 * self.ureg.m
         )
         helpers.assert_quantity_equal(
-            np.round_(1.0275 * self.ureg.m, decimals=2), 1.03 * self.ureg.m
+            np.round(1.0275 * self.ureg.m, decimals=2), 1.03 * self.ureg.m
         )
 
     def test_trace(self):
@@ -1222,6 +1222,24 @@ class TestNumpyUnclassified(TestNumpyMethods):
             np.array([[1, 0, 2], [3, 0, 4]]) * self.ureg.m,
         )
 
+    @helpers.requires_array_function_protocol()
+    def test_delete(self):
+        q = self.Q_(np.array([[1, 2, 3, 4], [5, 6, 7, 8], [9, 10, 11, 12]]), "m")
+        helpers.assert_quantity_equal(
+            np.delete(q, 1, axis=0),
+            np.array([[1, 2, 3, 4], [9, 10, 11, 12]]) * self.ureg.m,
+        )
+
+        helpers.assert_quantity_equal(
+            np.delete(q, np.s_[::2], 1),
+            np.array([[2, 4], [6, 8], [10, 12]]) * self.ureg.m,
+        )
+
+        helpers.assert_quantity_equal(
+            np.delete(q, [1, 3, 5], None),
+            np.array([1, 3, 5, 7, 8, 9, 10, 11, 12]) * self.ureg.m,
+        )
+
     def test_ndarray_downcast(self):
         with pytest.warns(UnitStrippedWarning):
             np.asarray(self.q)