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How to use test_traceback method in assertpy

Best Python code snippet using assertpy_python
test_traceback.py
Source:test_traceback.py
1#####################################################################################2#3#  Copyright (c) Microsoft Corporation. All rights reserved.4#5# This source code is subject to terms and conditions of the Microsoft Public License. A6# copy of the license can be found in the License.html file at the root of this distribution. If7# you cannot locate the  Microsoft Public License, please send an email to8# ironpy@microsoft.com. By using this source code in any fashion, you are agreeing to be bound9# by the terms of the Microsoft Public License.10#11# You must not remove this notice, or any other, from this software.12#13#14#####################################################################################15# !!! DO NOT MOVE OR CHANGE THE FOLLOWING LINES16def _raise_exception():17    raise Exception()18_retb = (18, 0, 'test_traceback.py', '_raise_exception')19from iptest.assert_util import *20from iptest.file_util import *21if not is_cli: import os22def _raise_exception_with_finally():23    try:24        raise Exception()25    finally:26        pass27_rewftb= (27, 0, 'test_traceback.py', '_raise_exception_with_finally')28def assert_traceback(expected):29    import sys30    tb = sys.exc_info()[2]31    32    if expected is None:33        AreEqual(None, expected)34    else:35        tb_list = []36        while tb is not None :37            f = tb.tb_frame38            co = f.f_code39            filename = co.co_filename.lower()40            name = co.co_name41            tb_list.append((tb.tb_lineno, tb.tb_lasti, filename, name))42            tb = tb.tb_next43        44        #print tb_list45        46        AreEqual(len(tb_list), len(expected))47        48        for x in range(len(expected)):49            AreEqual(tb_list[x][0], expected[x][0])50            AreEqual(tb_list[x][2:], expected[x][2:])51            52def test_no_traceback():53    #assert_traceback(None)54    try:55        _raise_exception()56    except:57        pass58    assert_traceback(None)59FILE="test_traceback.py"60LINE100 = 7061def test_catch_others_exception():62    try:63        _raise_exception()64    except:65        assert_traceback([(LINE100 + 2, 0, FILE, 'test_catch_others_exception'), _retb])66LINE110 = 7867def test_catch_its_own_exception():68    try:69        raise Exception()70    except:71        assert_traceback([(LINE110 + 2, 0, FILE, 'test_catch_its_own_exception')])72LINE120 = 8673def test_catch_others_exception_with_finally():74    try:75        _raise_exception_with_finally()76    except:77        assert_traceback([(LINE120 + 2, 0, FILE, 'test_catch_others_exception_with_finally'), _rewftb])78LINE130 = 9479def test_nested_caught_outside():80    try:81        x = 282        try:83            _raise_exception()84        except NameError:85            Assert(False, "unhittable")86        y = 287    except:88        assert_traceback([(LINE130 + 4, 0, FILE, 'test_nested_caught_outside'), _retb])89LINE140 = 10890def test_nested_caught_inside():91    try:92        x = 293        try:94            _raise_exception()95        except:96            assert_traceback([(LINE140 + 4, 0, FILE, 'test_nested_caught_inside'), _retb])97        y = 298    except:99        assert_traceback(None)100LINE150 = 120101def test_throw_in_except():102    try:103        _raise_exception()104    except:105        assert_traceback([(LINE150+2, 0, FILE, 'test_throw_in_except'), _retb])106        try:107            assert_traceback([(LINE150+2, 0, FILE, 'test_throw_in_except'), _retb])108            _raise_exception()109        except:110            assert_traceback([(LINE150+7, 0, FILE, 'test_throw_in_except'), _retb])111    assert_traceback([(LINE150+7, 0, FILE, 'test_throw_in_except'), _retb])112LINE160 = 134113class C1:114    def M(self):115        try:116            _raise_exception()117        except:118            assert_traceback([(LINE160 + 3, 0, FILE, 'M'), _retb])119def test_throw_in_method():120    c = C1()121    c.M()122LINE170 = 147123def test_throw_when_defining_class():124    class C2(object):125        try:126            _raise_exception()127        except:128            assert_traceback([(LINE170 + 3, 0, FILE, 'C2'), _retb])129def throw_when_defining_class_directly():130    class C3(C1):131        _raise_exception()132LINE180 = 160133def test_throw_when_defining_class_directly():134    try:135        throw_when_defining_class_directly()136    except:137        assert_traceback([(LINE180 + 2, 0, FILE, 'test_throw_when_defining_class_directly'),138        (LINE180 - 5, 0, FILE, 'throw_when_defining_class_directly'),139        (LINE180 - 4, 0, FILE, 'C3'), _retb])140LINE200 = 169141def test_compiled_code():142    try:143        codeobj = compile('\nraise Exception()', '<mycode>', 'exec')144        exec(codeobj, {})145    except:146        assert_traceback([(LINE200+3, 0, FILE, 'test_compiled_code'), (2, 0, '<mycode>', '<module>')])147def generator_throw_before_yield():148    _raise_exception()149    yield 1150    151LINE210 = 181152def test_throw_before_yield():153    try:154        for x in generator_throw_before_yield():155            pass156    except:157        assert_traceback([(LINE210+3, 0, FILE, 'test_throw_before_yield'), (LINE210-4, 2, 'test_traceback.py', 'generator_throw_before_yield'), _retb])158def generator_throw_after_yield():159    yield 1160    _raise_exception()161LINE220 = 194162def test_throw_while_yield():163    try:164        for x in generator_throw_while_yield():165            pass166    except:167        assert_traceback([(LINE220+3, 0, FILE, 'test_throw_while_yield')])168def generator_yield_inside_try():169    try:170        yield 1171        yield 2172        _raise_exception()173    except NameError:174        pass175LINE230 = 211176def test_yield_inside_try():177    try:178        for x in generator_yield_inside_try():179            pass180    except:181        assert_traceback([(LINE230+3, 0, FILE, 'test_yield_inside_try'), (LINE230-5, 2, 'test_traceback.py', 'generator_yield_inside_try'), _retb])182LINE240 = 221183def test_throw_and_throw():184    try:185        _raise_exception()186    except:187        assert_traceback([(LINE240 + 2, 0, FILE, 'test_throw_and_throw'), _retb])188    try:189        _raise_exception()190    except:191        assert_traceback([(LINE240 + 6, 0, FILE, 'test_throw_and_throw'), _retb])192LINE250 = 233193def test_throw_in_another_file():194    if is_cli: _f_file = path_combine(get_full_dir_name(testpath.public_testdir), 'foo.py')195    else: _f_file = os.getcwd() + '\\foo.py'196    write_to_file(_f_file, '''197def another_raise():198    raise Exception()199''');200    try:201        import foo202        foo.another_raise()203    except:204        assert_traceback([(LINE250 + 8, 0, FILE, 'test_throw_in_another_file'), (3, 0, _f_file.lower(), 'another_raise')])205    finally:206        nt.remove(_f_file)207class MyException(Exception): pass208Line260 = 250209def catch_MyException():210    try:211        _raise_exception()212    except MyException:213        assert_traceback([])  # UNREACABLE. THIS TRICK SIMPLIFIES THE CHECK214def test_catch_MyException():215    try:216        catch_MyException()217    except:218        assert_traceback([(Line260+8, 0, FILE, 'test_catch_MyException'), (Line260+2, 0, FILE, 'catch_MyException'), _retb])219Line263 = 263220@skip("silverlight")221def test_cp11923_first():222    try:223        _t_test = testpath.public_testdir + "\\cp11923.py"224        write_to_file(_t_test, """def f():225    x = 'something bad'226    raise Exception(x)""")227        228        import cp11923229        for i in xrange(3):230            try:231                cp11923.f()232            except:233                assert_traceback([(Line263 + 11, 69, 'test_traceback.py', 'test_cp11923_first'), (3, 22, get_full_dir_name(_t_test).lower(), 'f')])234            reload(cp11923)235        236    finally:237        import nt238        nt.unlink(_t_test)239###############################################################################240##TESTS BEYOND THIS POINT SHOULD NOT DEPEND ON LINE NUMBERS IN THIS FILE#######241###############################################################################242@skip("silverlight")243def test_cp11923_second():244    import nt245    import sys246    old_path = [x for x in sys.path]247    sys.path.append(nt.getcwd())248        249    try:250        #Test setup251        _t_test = testpath.public_testdir + "\\cp11116_main.py"252        write_to_file(_t_test, """import cp11116_a253try:254    cp11116_a.a()255except:256    pass257cp11116_a.a()258""")259       260        _t_test_a = testpath.public_testdir + "\\cp11116_a.py"261        write_to_file(_t_test_a, """def a():262    raise None263""") 264        265        #Actual test266        t_out, t_in, t_err = nt.popen3(sys.executable + " " + nt.getcwd() + r"\cp11116_main.py")267        lines = t_err.readlines()268        t_err.close()269        t_out.close()270        t_in.close()271                272        #Verification273        Assert("cp11116_main.py\", line 7, in" in lines[1], lines[1])274        line_num = 3275        if is_cli:276            line_num -= 1277        Assert(lines[line_num].rstrip().endswith("cp11116_a.py\", line 2, in a"), lines[line_num])278        279    finally:280        sys.path = old_path281        nt.unlink(_t_test)282        nt.unlink(_t_test_a)283Line331 = 332284def test_reraise():285    def g():286        f()287    288    def f():289        try:290            raise Exception291        except:292            raise293    try:294        g()295    except:296        assert_traceback([(Line331+9, 0, 'test_traceback.py', 'test_reraise'), (Line331, 0, 'test_traceback.py', 'g'), (Line331+4, 0, 'test_traceback.py', 'f')])297def test_reraise_finally():298    def g():299        f()300    301    def f():302        try:303            raise Exception304        finally:305            raise306    try:307        g()308    except:309        assert_traceback([(Line331+25, 30, 'test_traceback.py', 'test_reraise_finally'), (Line331+16, 3, 'test_traceback.py', 'g'), (Line331+22,13, 'test_traceback.py', 'f')])310Line361 = 361311def test_xafter_finally_raise():312    def g():313        raise Exception314    315    def nop(): pass316    317    def f():318        try:319            nop()320        finally:321            nop()322            323        try:324            g()325        except Exception, e:326            assert_traceback([(Line361+14, 30, 'test_traceback.py', 'f'), (Line361+3, 3, 'test_traceback.py', 'g')])327    f()328Line381 = 381329def test_uncaught_exception_thru_try():330    def baz():331        raise StopIteration332    333    def f():334        try:335            baz()336        except TypeError:337            pass338    try:339        f()340    except:341        assert_traceback([(Line381+11, 30, 'test_traceback.py', 'test_uncaught_exception_thru_try'), (Line381+7, 3, 'test_traceback.py', 'f'), (Line381+3, 3, 'test_traceback.py', 'baz')])342Line397=397343def test_with_traceback():344    from thread import allocate_lock345    def f():346        g()347    348    def g():349        h()350    351    def h():352        raise Exception('hello!!')353        354    try:355        with allocate_lock():356            f()357    except:358        assert_traceback([(Line397+14, 30, 'test_traceback.py', 'test_with_traceback'), 359                          (Line397+4, 3, 'test_traceback.py', 'f'), 360                          (Line397+7, 3, 'test_traceback.py', 'g'),361                          (Line397+10, 3, 'test_traceback.py', 'h')])362        363Line419=419364def test_xraise_again():365    def f():366        g()367    368    def g():369        h()370    371    def h():372        raise Exception('hello!!')373        374    try:375        try:376            f()377        except Exception, e:378            raise e379    except:380        assert_traceback([(Line419+15, 30, 'test_traceback.py', 'test_xraise_again'), ])381Line438=438382def test_with_traceback_enter_throws():383    class ctx_mgr(object):384        def __enter__(*args):385            raise Exception('hello')386        def __exit__(*args):387            pass388    389    def h():390        raise Exception('hello!!')391        392        393    try:394        with ctx_mgr():395            h()396    except:397        assert_traceback([(Line438+13, 30, 'test_traceback.py', 'test_with_traceback_enter_throws'), 398                          (Line438+4, 3, 'test_traceback.py', '__enter__')])399                          400Line457=457401def test_with_traceback_exit_throws():402    class ctx_mgr(object):403        def __enter__(*args):404            pass405        def __exit__(*args):406            raise Exception('hello')407    408    def h():409        raise Exception('hello!!')410        411    try:412        with ctx_mgr():413            h()414    except:415        assert_traceback([(Line457+13, 30, 'test_traceback.py', 'test_with_traceback_exit_throws'), 416                          (Line457+6, 3, 'test_traceback.py', '__exit__')])417Line475=475418def test_with_traceback_ctor_throws():419    class ctx_mgr(object):420        def __init__(self):421            raise Exception('hello')422        def __enter__(*args):423            pass424        def __exit__(*args):425            pass426    427    def h():428        raise Exception('hello!!')429        430    try:431        with ctx_mgr():432            h()433    except:434        assert_traceback([(Line475+14, 30, 'test_traceback.py', 'test_with_traceback_ctor_throws'), 435                          (Line475+4, 3, 'test_traceback.py', '__init__')])436Line496=496437def test_with_mixed_stack():438    """tests a stack which is mixed w/ interpreted and non-interpreted frames439because f() has a loop in it"""440    def a():441        with xxx() as abc:442            f()443    444    def f():445        for z in ():446            pass447            448        1/0449    450    class xxx(object):451        def __enter__(*args): pass452        def __exit__(*args): pass453    454    try:455        a()456    except:457        assert_traceback([(Line496+19, 30, 'test_traceback.py', 'test_with_mixed_stack'), 458                        (Line496+6, 3, 'test_traceback.py', 'a'),459                        (Line496+12, 3, 'test_traceback.py', 'f')])460                          ...
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