Python Trace.runfunc方法代码示例

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestCallers(unittest.TestCase):
    """White-box testing of callers tracing"""
    def setUp(self):
        self.addCleanup(sys.settrace, sys.gettrace())
        self.tracer = Trace(count=0, trace=0, countcallers=1)
        self.filemod = my_file_and_modname()

    @unittest.skipIf(hasattr(sys, 'gettrace') and sys.gettrace(),
                     'pre-existing trace function throws off measurements')
    def test_loop_caller_importing(self):
        self.tracer.runfunc(traced_func_importing_caller, 1)

        expected = {
            ((os.path.splitext(trace.__file__)[0] + '.py', 'trace', 'Trace.runfunc'),
                (self.filemod + ('traced_func_importing_caller',))): 1,
            ((self.filemod + ('traced_func_simple_caller',)),
                (self.filemod + ('traced_func_linear',))): 1,
            ((self.filemod + ('traced_func_importing_caller',)),
                (self.filemod + ('traced_func_simple_caller',))): 1,
            ((self.filemod + ('traced_func_importing_caller',)),
                (self.filemod + ('traced_func_importing',))): 1,
            ((self.filemod + ('traced_func_importing',)),
                (fix_ext_py(testmod.__file__), 'testmod', 'func')): 1,
        }
        self.assertEqual(self.tracer.results().callers, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
    def test_linear_methods(self):
        # XXX todo: later add 'static_method_linear' and 'class_method_linear'
        # here, once issue1764286 is resolved
        #
        for methname in ["inst_method_linear"]:
            tracer = Trace(count=1, trace=0, countfuncs=0, countcallers=0)
            traced_obj = TracedClass(25)
            method = getattr(traced_obj, methname)
            tracer.runfunc(method, 20)

            firstlineno = get_firstlineno(method)
            expected = {(self.my_py_filename, firstlineno + 1): 1}
            self.assertEqual(tracer.results().counts, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
 def _run_with_trace(self):
     from trace import Trace
     trace = Trace(ignoredirs=[sys.prefix, sys.exec_prefix], trace=False,
                   count=True)
     try:
         trace.runfunc(self._run_tests)
     finally:
         results = trace.results()
         real_stdout = sys.stdout
         sys.stdout = open(self.coverage_summary, 'w')
         try:
             results.write_results(show_missing=True, summary=True,
                                   coverdir=self.coverage_dir)
         finally:
             sys.stdout.close()
             sys.stdout = real_stdout

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestFuncs(unittest.TestCase):
    """White-box testing of funcs tracing"""
    def setUp(self):
        self.addCleanup(sys.settrace, sys.gettrace())
        self.tracer = Trace(count=0, trace=0, countfuncs=1)
        self.filemod = my_file_and_modname()
        self._saved_tracefunc = sys.gettrace()

    def tearDown(self):
        if self._saved_tracefunc is not None:
            sys.settrace(self._saved_tracefunc)

    def test_simple_caller(self):
        self.tracer.runfunc(traced_func_simple_caller, 1)

        expected = {
            self.filemod + ('traced_func_simple_caller',): 1,
            self.filemod + ('traced_func_linear',): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    def test_loop_caller_importing(self):
        self.tracer.runfunc(traced_func_importing_caller, 1)

        expected = {
            self.filemod + ('traced_func_simple_caller',): 1,
            self.filemod + ('traced_func_linear',): 1,
            self.filemod + ('traced_func_importing_caller',): 1,
            self.filemod + ('traced_func_importing',): 1,
            (fix_ext_py(testmod.__file__), 'testmod', 'func'): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    @unittest.skipIf(hasattr(sys, 'gettrace') and sys.gettrace(),
                     'pre-existing trace function throws off measurements')
    def test_inst_method_calling(self):
        obj = TracedClass(20)
        self.tracer.runfunc(obj.inst_method_calling, 1)

        expected = {
            self.filemod + ('TracedClass.inst_method_calling',): 1,
            self.filemod + ('TracedClass.inst_method_linear',): 1,
            self.filemod + ('traced_func_linear',): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    def test_traced_decorated_function(self):
        self.tracer.runfunc(traced_decorated_function)

        expected = {
            self.filemod + ('traced_decorated_function',): 1,
            self.filemod + ('decorator_fabric',): 1,
            self.filemod + ('decorator2',): 1,
            self.filemod + ('decorator1',): 1,
            self.filemod + ('func',): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestCallers(unittest.TestCase):
    """White-box testing of callers tracing"""
    def setUp(self):
        self.tracer = Trace(count=0, trace=0, countcallers=1)
        self.filemod = my_file_and_modname()

    def test_loop_caller_importing(self):
        self.tracer.runfunc(traced_func_importing_caller, 1)

        expected = {
            ((os.path.splitext(trace.__file__)[0] + '.py', 'trace', 'Trace.runfunc'),
                (self.filemod + ('traced_func_importing_caller',))): 1,
            ((self.filemod + ('traced_func_simple_caller',)),
                (self.filemod + ('traced_func_linear',))): 1,
            ((self.filemod + ('traced_func_importing_caller',)),
                (self.filemod + ('traced_func_simple_caller',))): 1,
            ((self.filemod + ('traced_func_importing_caller',)),
                (self.filemod + ('traced_func_importing',))): 1,
            ((self.filemod + ('traced_func_importing',)),
                (fix_ext_py(testmod.__file__), 'testmod', 'func')): 1,
        }
        self.assertEqual(self.tracer.results().callers, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestFuncs(unittest.TestCase):
    """White-box testing of funcs tracing"""
    def setUp(self):
        self.tracer = Trace(count=0, trace=0, countfuncs=1)
        self.filemod = my_file_and_modname()

    def test_simple_caller(self):
        self.tracer.runfunc(traced_func_simple_caller, 1)

        expected = {
            self.filemod + ('traced_func_simple_caller',): 1,
            self.filemod + ('traced_func_linear',): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    def test_loop_caller_importing(self):
        self.tracer.runfunc(traced_func_importing_caller, 1)

        expected = {
            self.filemod + ('traced_func_simple_caller',): 1,
            self.filemod + ('traced_func_linear',): 1,
            self.filemod + ('traced_func_importing_caller',): 1,
            self.filemod + ('traced_func_importing',): 1,
            (fix_ext_py(testmod.__file__), 'testmod', 'func'): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    def test_inst_method_calling(self):
        obj = TracedClass(20)
        self.tracer.runfunc(obj.inst_method_calling, 1)

        expected = {
            self.filemod + ('TracedClass.inst_method_calling',): 1,
            self.filemod + ('TracedClass.inst_method_linear',): 1,
            self.filemod + ('traced_func_linear',): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestFuncs(unittest.TestCase):
    """White-box testing of funcs tracing"""

    def setUp(self):
        self.addCleanup(sys.settrace, sys.gettrace())
        self.tracer = Trace(count=0, trace=0, countfuncs=1)
        self.filemod = my_file_and_modname()

    def test_simple_caller(self):
        self.tracer.runfunc(traced_func_simple_caller, 1)

        expected = {self.filemod + ("traced_func_simple_caller",): 1, self.filemod + ("traced_func_linear",): 1}
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    def test_loop_caller_importing(self):
        self.tracer.runfunc(traced_func_importing_caller, 1)

        expected = {
            self.filemod + ("traced_func_simple_caller",): 1,
            self.filemod + ("traced_func_linear",): 1,
            self.filemod + ("traced_func_importing_caller",): 1,
            self.filemod + ("traced_func_importing",): 1,
            (fix_ext_py(testmod.__file__), "testmod", "func"): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

    @unittest.skipIf(hasattr(sys, "gettrace") and sys.gettrace(), "pre-existing trace function throws off measurements")
    def test_inst_method_calling(self):
        obj = TracedClass(20)
        self.tracer.runfunc(obj.inst_method_calling, 1)

        expected = {
            self.filemod + ("TracedClass.inst_method_calling",): 1,
            self.filemod + ("TracedClass.inst_method_linear",): 1,
            self.filemod + ("traced_func_linear",): 1,
        }
        self.assertEqual(self.tracer.results().calledfuncs, expected)

# 需要导入模块: from trace import Trace [as 别名]
# 或者: from trace.Trace import runfunc [as 别名]
class TestLineCounts(unittest.TestCase):
    """White-box testing of line-counting, via runfunc"""
    def setUp(self):
        self.addCleanup(sys.settrace, sys.gettrace())
        self.tracer = Trace(count=1, trace=0, countfuncs=0, countcallers=0)
        self.my_py_filename = fix_ext_py(__file__)

    def test_traced_func_linear(self):
        result = self.tracer.runfunc(traced_func_linear, 2, 5)
        self.assertEqual(result, 7)

        # all lines are executed once
        expected = {}
        firstlineno = get_firstlineno(traced_func_linear)
        for i in range(1, 5):
            expected[(self.my_py_filename, firstlineno +  i)] = 1

        self.assertEqual(self.tracer.results().counts, expected)

    def test_traced_func_loop(self):
        self.tracer.runfunc(traced_func_loop, 2, 3)

        firstlineno = get_firstlineno(traced_func_loop)
        expected = {
            (self.my_py_filename, firstlineno + 1): 1,
            (self.my_py_filename, firstlineno + 2): 6,
            (self.my_py_filename, firstlineno + 3): 5,
            (self.my_py_filename, firstlineno + 4): 1,
        }
        self.assertEqual(self.tracer.results().counts, expected)

    def test_traced_func_importing(self):
        self.tracer.runfunc(traced_func_importing, 2, 5)

        firstlineno = get_firstlineno(traced_func_importing)
        expected = {
            (self.my_py_filename, firstlineno + 1): 1,
            (fix_ext_py(testmod.__file__), 2): 1,
            (fix_ext_py(testmod.__file__), 3): 1,
        }

        self.assertEqual(self.tracer.results().counts, expected)

    def test_trace_func_generator(self):
        self.tracer.runfunc(traced_func_calling_generator)

        firstlineno_calling = get_firstlineno(traced_func_calling_generator)
        firstlineno_gen = get_firstlineno(traced_func_generator)
        expected = {
            (self.my_py_filename, firstlineno_calling + 1): 1,
            (self.my_py_filename, firstlineno_calling + 2): 11,
            (self.my_py_filename, firstlineno_calling + 3): 10,
            (self.my_py_filename, firstlineno_gen + 1): 1,
            (self.my_py_filename, firstlineno_gen + 2): 11,
            (self.my_py_filename, firstlineno_gen + 3): 10,
        }
        self.assertEqual(self.tracer.results().counts, expected)

    def test_trace_list_comprehension(self):
        self.tracer.runfunc(traced_caller_list_comprehension)

        firstlineno_calling = get_firstlineno(traced_caller_list_comprehension)
        firstlineno_called = get_firstlineno(traced_doubler)
        expected = {
            (self.my_py_filename, firstlineno_calling + 1): 1,
            # List compehentions work differently in 3.x, so the count
            # below changed compared to 2.x.
            (self.my_py_filename, firstlineno_calling + 2): 12,
            (self.my_py_filename, firstlineno_calling + 3): 1,
            (self.my_py_filename, firstlineno_called + 1): 10,
        }
        self.assertEqual(self.tracer.results().counts, expected)


    def test_linear_methods(self):
        # XXX todo: later add 'static_method_linear' and 'class_method_linear'
        # here, once issue1764286 is resolved
        #
        for methname in ['inst_method_linear',]:
            tracer = Trace(count=1, trace=0, countfuncs=0, countcallers=0)
            traced_obj = TracedClass(25)
            method = getattr(traced_obj, methname)
            tracer.runfunc(method, 20)

            firstlineno = get_firstlineno(method)
            expected = {
                (self.my_py_filename, firstlineno + 1): 1,
            }
            self.assertEqual(tracer.results().counts, expected)