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Handled baseline image folder identification for non matplotlib projects... #1273

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merged 1 commit into from
Sep 18, 2012
Merged

Handled baseline image folder identification for non matplotlib projects... #1273

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17 changes: 14 additions & 3 deletions lib/matplotlib/testing/decorators.py
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Original file line number Diff line number Diff line change
Expand Up @@ -244,17 +244,28 @@ def _image_directories(func):
module_name = func.__module__
if module_name == '__main__':
# FIXME: this won't work for nested packages in matplotlib.tests
import warnings
warnings.warn('test module run as script. guessing baseline image locations')
script_name = sys.argv[0]
basedir = os.path.abspath(os.path.dirname(script_name))
subdir = os.path.splitext(os.path.split(script_name)[1])[0]
else:
mods = module_name.split('.')
assert mods.pop(0) == 'matplotlib'
mods.pop(0) # <- will be the name of the package being tested (in
# most cases "matplotlib")
assert mods.pop(0) == 'tests'
subdir = os.path.join(*mods)
basedir = os.path.dirname(matplotlib.tests.__file__)

import imp
def find_dotted_module(module_name, path=None):
"""A version of imp which can handle dots in the module name"""
res = None
for sub_mod in module_name.split('.'):
res = _, path, _ = imp.find_module(sub_mod, path)
path = [path]
return res

mod_file = find_dotted_module(func.__module__)[1]
basedir = os.path.dirname(mod_file)

baseline_dir = os.path.join(basedir, 'baseline_images', subdir)
result_dir = os.path.abspath(os.path.join('result_images', subdir))
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