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Commit6d9fc6e

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Support not embedding glyphs in svg mathtests.
1 parente077394 commit6d9fc6e

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2 files changed

+39
-2
lines changed

2 files changed

+39
-2
lines changed

‎lib/matplotlib/testing/compare.py

Lines changed: 16 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -214,6 +214,15 @@ def __del__(self):
214214
self._tmpdir.cleanup()
215215

216216

217+
class_SVGWithMatplotlibFontsConverter(_SVGConverter):
218+
def__call__(self,orig,dest):
219+
ifnothasattr(self,"_tmpdir"):
220+
self._tmpdir=TemporaryDirectory()
221+
shutil.copytree(cbook._get_data_path("fonts/ttf"),
222+
Path(self._tmpdir.name,"fonts"))
223+
returnsuper().__call__(orig,dest)
224+
225+
217226
def_update_converter():
218227
try:
219228
mpl._get_executable_info("gs")
@@ -235,6 +244,7 @@ def _update_converter():
235244
#: extension to png format.
236245
converter= {}
237246
_update_converter()
247+
_svg_with_matplotlib_fonts_converter=_SVGWithMatplotlibFontsConverter()
238248

239249

240250
defcomparable_formats():
@@ -284,7 +294,12 @@ def convert(filename, cache):
284294
returnstr(newpath)
285295

286296
_log.debug("For %s: converting to png.",filename)
287-
converter[path.suffix[1:]](path,newpath)
297+
convert=converter[path.suffix[1:]]
298+
ifpath.suffix==".svg":
299+
contents=path.read_text()
300+
if'style="font:'incontents:# for svg.fonttype = none.
301+
convert=_svg_with_matplotlib_fonts_converter
302+
convert(path,newpath)
288303

289304
ifcache_dirisnotNone:
290305
_log.debug("For %s: caching conversion result.",filename)

‎lib/matplotlib/tests/test_mathtext.py

Lines changed: 23 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -116,7 +116,11 @@
116116
r'$\left(X\right)_{a}^{b}$',# github issue 7615
117117
r'$\dfrac{\$100.00}{y}$',# github issue #1888
118118
]
119-
# 'Lightweight' tests test only a single fontset (dejavusans, which is the
119+
# 'svgastext' tests switch svg output to embed text as text (rather than as
120+
# paths).
121+
svgastext_math_tests= [
122+
]
123+
# 'lightweight' tests test only a single fontset (dejavusans, which is the
120124
# default) and only png outputs, in order to minimize the size of baseline
121125
# images.
122126
lightweight_math_tests= [
@@ -199,6 +203,24 @@ def test_mathtext_rendering(baseline_images, fontset, index, text):
199203
horizontalalignment='center',verticalalignment='center')
200204

201205

206+
@pytest.mark.parametrize('index, text',enumerate(svgastext_math_tests),
207+
ids=range(len(svgastext_math_tests)))
208+
@pytest.mark.parametrize(
209+
'fontset', ['cm','stix','stixsans','dejavusans','dejavuserif'])
210+
@pytest.mark.parametrize('baseline_images', ['mathtext0'],indirect=True)
211+
@image_comparison(
212+
baseline_images=None,
213+
savefig_kwarg={'metadata': {# Minimize image size.
214+
'Creator':None,'Date':None,'Format':None,'Type':None}})
215+
deftest_mathtext_rendering_svgastext(baseline_images,fontset,index,text):
216+
mpl.rcParams['mathtext.fontset']=fontset
217+
mpl.rcParams['svg.fonttype']='none'# Minimize image size.
218+
fig=plt.figure(figsize=(5.25,0.75))
219+
fig.patch.set(visible=False)# Minimize image size.
220+
fig.text(0.5,0.5,text,
221+
horizontalalignment='center',verticalalignment='center')
222+
223+
202224
@pytest.mark.parametrize('index, text',enumerate(lightweight_math_tests),
203225
ids=range(len(lightweight_math_tests)))
204226
@pytest.mark.parametrize('fontset', ['dejavusans'])

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