add check_figures test

devRD · devRD · commit 7371e4249f07 · 2023-04-21T20:33:33.000+05:30
diff --git a/doc/users/next_whats_new/boldsym_mathtext.rst b/doc/users/next_whats_new/boldsym_mathtext.rst
@@ -7,6 +7,8 @@ To change font to bold and italic enclose the text in a font command as
 shown:
 
 .. code-block::
-    r'$\boldsymbol{a+2+\alpha}$
+
+    r'$\boldsymbol{a+2+\alpha}$'
+
 .. math::
    \boldsymbol{a+2+\alpha}
diff --git a/lib/matplotlib/tests/test_mathtext.py b/lib/matplotlib/tests/test_mathtext.py
@@ -134,7 +134,6 @@
     r'$\sum x\quad\sum^nx\quad\sum_nx\quad\sum_n^nx\quad\prod x\quad\prod^nx\quad\prod_nx\quad\prod_n^nx$',  # GitHub issue 18085
     r'$1.$ $2.$ $19680801.$ $a.$ $b.$ $mpl.$',
     r'$\text{text}_{\text{sub}}^{\text{sup}} + \text{\$foo\$} + \frac{\text{num}}{\mathbf{\text{den}}}\text{with space, curly brackets \{\}, and dash -}$',
-
     r'$\boldsymbol{boldsymbol} \boldsymbol{\alpha} \boldsymbol{01234} \boldsymbol{\alpha * \beta}$',
 ]
 
@@ -511,3 +510,12 @@ def test_mathtext_cmr10_minus_sign():
     ax.plot(range(-1, 1), range(-1, 1))
     # draw to make sure we have no warnings
     fig.canvas.draw()
+
+
+@check_figures_equal(extensions=["png"])
+def test_boldsymbol(fig_test, fig_ref):
+    fig_test.text(0.1, 0.1, r"$\boldsymbol{abc0123\alpha}")
+    fig_test.text(0.1, 0.2, r"$\boldsymbol{\mathrm{abc0123\alpha}}")
+
+    fig_ref.text(0.1, 0.1, r"$\boldsymbol{abc0123\alpha}")
+    fig_ref.text(0.1, 0.2, r"$\boldsymbol{\mathrm{abc0123\alpha}}")
