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Commitcddc066

Browse files
QuLogicmeeseeksmachine
authored andcommitted
Backport PRmatplotlib#24184: Add tests for ToolManager
1 parent7c0eba9 commitcddc066

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2 files changed

+52
-7
lines changed

2 files changed

+52
-7
lines changed

‎lib/matplotlib/backend_managers.py

Lines changed: 3 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -185,7 +185,7 @@ def update_keymap(self, name, key):
185185
Keys to associate with the tool.
186186
"""
187187
ifnamenotinself._tools:
188-
raiseKeyError(f'{name} not in Tools')
188+
raiseKeyError(f'{name!r} not in Tools')
189189
self._remove_keys(name)
190190
ifisinstance(key,str):
191191
key= [key]
@@ -404,6 +404,7 @@ def get_tool(self, name, warn=True):
404404
returnname
405405
ifnamenotinself._tools:
406406
ifwarn:
407-
_api.warn_external(f"ToolManager does not control tool{name}")
407+
_api.warn_external(
408+
f"ToolManager does not control tool{name!r}")
408409
returnNone
409410
returnself._tools[name]

‎lib/matplotlib/tests/test_backend_bases.py

Lines changed: 49 additions & 5 deletions
Original file line numberDiff line numberDiff line change
@@ -4,6 +4,7 @@
44
frommatplotlib.backend_basesimport (
55
FigureCanvasBase,LocationEvent,MouseButton,MouseEvent,
66
NavigationToolbar2,RendererBase)
7+
frommatplotlib.backend_toolsimportRubberbandBase
78
frommatplotlib.figureimportFigure
89
frommatplotlib.testing._markersimportneeds_pgf_xelatex
910
importmatplotlib.pyplotasplt
@@ -12,6 +13,12 @@
1213
importpytest
1314

1415

16+
_EXPECTED_WARNING_TOOLMANAGER= (
17+
r"Treat the new Tool classes introduced in "
18+
r"v[0-9]*.[0-9]* as experimental for now; "
19+
"the API and rcParam may change in future versions.")
20+
21+
1522
deftest_uses_per_path():
1623
id=transforms.Affine2D()
1724
paths= [path.Path.unit_regular_polygon(i)foriinrange(3,7)]
@@ -247,11 +254,7 @@ def test_interactive_colorbar(plot_func, orientation, tool, button, expected):
247254

248255

249256
deftest_toolbar_zoompan():
250-
expected_warning_regex= (
251-
r"Treat the new Tool classes introduced in "
252-
r"v[0-9]*.[0-9]* as experimental for now; "
253-
"the API and rcParam may change in future versions.")
254-
withpytest.warns(UserWarning,match=expected_warning_regex):
257+
withpytest.warns(UserWarning,match=_EXPECTED_WARNING_TOOLMANAGER):
255258
plt.rcParams['toolbar']='toolmanager'
256259
ax=plt.gca()
257260
assertax.get_navigate_mode()isNone
@@ -349,3 +352,44 @@ def test_interactive_pan(key, mouseend, expectedxlim, expectedylim):
349352
# Should be close, but won't be exact due to screen integer resolution
350353
asserttuple(ax.get_xlim())==pytest.approx(expectedxlim,abs=0.02)
351354
asserttuple(ax.get_ylim())==pytest.approx(expectedylim,abs=0.02)
355+
356+
357+
deftest_toolmanager_remove():
358+
withpytest.warns(UserWarning,match=_EXPECTED_WARNING_TOOLMANAGER):
359+
plt.rcParams['toolbar']='toolmanager'
360+
fig=plt.gcf()
361+
initial_len=len(fig.canvas.manager.toolmanager.tools)
362+
assert'forward'infig.canvas.manager.toolmanager.tools
363+
fig.canvas.manager.toolmanager.remove_tool('forward')
364+
assertlen(fig.canvas.manager.toolmanager.tools)==initial_len-1
365+
assert'forward'notinfig.canvas.manager.toolmanager.tools
366+
367+
368+
deftest_toolmanager_get_tool():
369+
withpytest.warns(UserWarning,match=_EXPECTED_WARNING_TOOLMANAGER):
370+
plt.rcParams['toolbar']='toolmanager'
371+
fig=plt.gcf()
372+
rubberband=fig.canvas.manager.toolmanager.get_tool('rubberband')
373+
assertisinstance(rubberband,RubberbandBase)
374+
assertfig.canvas.manager.toolmanager.get_tool(rubberband)isrubberband
375+
withpytest.warns(UserWarning,
376+
match="ToolManager does not control tool 'foo'"):
377+
assertfig.canvas.manager.toolmanager.get_tool('foo')isNone
378+
assertfig.canvas.manager.toolmanager.get_tool('foo',warn=False)isNone
379+
380+
withpytest.warns(UserWarning,
381+
match="ToolManager does not control tool 'foo'"):
382+
assertfig.canvas.manager.toolmanager.trigger_tool('foo')isNone
383+
384+
385+
deftest_toolmanager_update_keymap():
386+
withpytest.warns(UserWarning,match=_EXPECTED_WARNING_TOOLMANAGER):
387+
plt.rcParams['toolbar']='toolmanager'
388+
fig=plt.gcf()
389+
assert'v'infig.canvas.manager.toolmanager.get_tool_keymap('forward')
390+
withpytest.warns(UserWarning,
391+
match="Key c changed from back to forward"):
392+
fig.canvas.manager.toolmanager.update_keymap('forward','c')
393+
assertfig.canvas.manager.toolmanager.get_tool_keymap('forward')== ['c']
394+
withpytest.raises(KeyError,match="'foo' not in Tools"):
395+
fig.canvas.manager.toolmanager.update_keymap('foo','c')

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