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72
visitor.visitSuite(self)
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73
visitTests(self, visitor)
80
def run(self, result):
81
"""Run the tests in the suite, discarding references after running."""
87
self._tests = reversed(tests)
89
tests.pop().run(result)
93
76
class TestLoader(unittest.TestLoader):
94
"""Custom TestLoader to extend the stock python one."""
77
"""Custom TestLoader to address some quirks in the stock python one."""
96
78
suiteClass = TestSuite
97
# Memoize test names by test class dict
100
80
def loadTestsFromModuleNames(self, names):
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81
"""use a custom means to load tests from modules.
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There is an undesirable glitch in the python TestLoader where a
104
import error is ignore. We think this can be solved by ensuring the
83
There is an undesirable glitch in the python TestLoader where a
84
import error is ignore. We think this can be solved by ensuring the
105
85
requested name is resolvable, if its not raising the original error.
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87
result = self.suiteClass()
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88
for name in names:
109
result.addTests(self.loadTestsFromModuleName(name))
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def loadTestsFromModuleName(self, name):
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result = self.suiteClass()
114
module = pyutils.get_named_object(name)
116
result.addTests(self.loadTestsFromModule(module))
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def loadTestsFromModule(self, module):
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"""Load tests from a module object.
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This extension of the python test loader looks for an attribute
123
load_tests in the module object, and if not found falls back to the
124
regular python loadTestsFromModule.
126
If a load_tests attribute is found, it is called and the result is
129
load_tests should be defined like so:
130
>>> def load_tests(standard_tests, module, loader):
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standard_tests is the tests found by the stock TestLoader in the
134
module, module and loader are the module and loader instances.
136
For instance, to run every test twice, you might do:
137
>>> def load_tests(standard_tests, module, loader):
138
>>> result = loader.suiteClass()
139
>>> for test in iter_suite_tests(standard_tests):
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>>> result.addTests([test, test])
143
if sys.version_info < (2, 7):
144
basic_tests = super(TestLoader, self).loadTestsFromModule(module)
146
# GZ 2010-07-19: Python 2.7 unittest also uses load_tests but with
147
# a different and incompatible signature
148
basic_tests = super(TestLoader, self).loadTestsFromModule(module,
149
use_load_tests=False)
150
load_tests = getattr(module, "load_tests", None)
151
if load_tests is not None:
152
return load_tests(basic_tests, module, self)
156
def getTestCaseNames(self, test_case_class):
157
test_fn_names = self.test_func_names.get(test_case_class, None)
158
if test_fn_names is not None:
159
# We already know them
162
test_fn_names = unittest.TestLoader.getTestCaseNames(self,
164
self.test_func_names[test_case_class] = test_fn_names
168
class FilteredByModuleTestLoader(TestLoader):
169
"""A test loader that import only the needed modules."""
171
def __init__(self, needs_module):
174
:param needs_module: a callable taking a module name as a
175
parameter returing True if the module should be loaded.
177
TestLoader.__init__(self)
178
self.needs_module = needs_module
180
def loadTestsFromModuleName(self, name):
181
if self.needs_module(name):
182
return TestLoader.loadTestsFromModuleName(self, name)
184
return self.suiteClass()
89
_load_module_by_name(name)
90
result.addTests(self.loadTestsFromName(name))
94
def _load_module_by_name(mod_name):
95
parts = mod_name.split('.')
96
module = __import__(mod_name)
98
# for historical reasons python returns the top-level module even though
99
# it loads the submodule; we need to walk down to get the one we want.
101
module = getattr(module, parts.pop(0))
187
105
class TestVisitor(object):
188
106
"""A visitor for Tests"""
190
107
def visitSuite(self, aTestSuite):
193
109
def visitCase(self, aTestCase):