added test_hist.py to test_datetime.py

yangyangdotcom · yangyangdotcom · commit 8ae4b436a59c · 2023-10-07T11:39:11.000-05:00
diff --git a/lib/matplotlib/tests/test_datetime.py b/lib/matplotlib/tests/test_datetime.py
@@ -172,16 +172,19 @@ def test_hexbin(self):
 
     @mpl.style.context("default")
     def test_hist(self):
-        mpl.rcParams["date.converter"] = "concise"
-        N = 10
-        fig, (ax1, ax2, ax3) = plt.subplots(
-            3, 1, layout="constrained", figsize=(6, 10)
-        )
+        mpl.rcParams["date.converter"] = 'concise'
+        fig, (ax1, ax2, ax3) = plt.subplots(3, 1, figsize=(8, 12), constrained_layout=True)
 
-        x = np.array([datetime.datetime(2023, 9, n) for n in range(1, N)])
-        ax1.hist(x, range(1, N))
-        ax2.hist(range(1, N), x)
-        ax3.hist(x, x)
+        start_date = datetime.datetime(2023, 10, 1)
+        time_delta = datetime.timedelta(days=1)
+
+        values1 = np.random.randint(1, 10, 30)
+        values2 = np.random.randint(1, 10, 30)
+        values3 = np.random.randint(1, 10, 30)
+
+        ax1.hist([start_date + i * time_delta for i in range(30)],bins=10,weights=values1)
+        ax2.hist([start_date + i * time_delta for i in range(30)],bins=10,weights=values2)
+        ax3.hist([start_date + i * time_delta for i in range(30)],bins=10,weights=values3)
 
     @pytest.mark.xfail(reason="Test for hist2d not written yet")
     @mpl.style.context("default")
