from typing import Sequence from typing import Union import pytest from _pytest._code.code import ExceptionChainRepr from _pytest._code.code import ExceptionRepr from _pytest.config import Config from _pytest.pytester import Pytester from _pytest.python_api import approx from _pytest.reports import CollectReport from _pytest.reports import TestReport class TestReportSerialization: def test_xdist_longrepr_to_str_issue_241(self, pytester: Pytester) -> None: """Regarding issue pytest-xdist#241. This test came originally from test_remote.py in xdist (ca03269). """ pytester.makepyfile( """ def test_a(): assert False def test_b(): pass """ ) reprec = pytester.inline_run() reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 6 test_a_call = reports[1] assert test_a_call.when == "call" assert test_a_call.outcome == "failed" assert test_a_call._to_json()["longrepr"]["reprtraceback"]["style"] == "long" test_b_call = reports[4] assert test_b_call.when == "call" assert test_b_call.outcome == "passed" assert test_b_call._to_json()["longrepr"] is None def test_xdist_report_longrepr_reprcrash_130(self, pytester: Pytester) -> None: """Regarding issue pytest-xdist#130 This test came originally from test_remote.py in xdist (ca03269). """ reprec = pytester.inline_runsource( """ def test_fail(): assert False, 'Expected Message' """ ) reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 rep = reports[1] added_section = ("Failure Metadata", "metadata metadata", "*") assert isinstance(rep.longrepr, ExceptionRepr) rep.longrepr.sections.append(added_section) d = rep._to_json() a = TestReport._from_json(d) assert isinstance(a.longrepr, ExceptionRepr) # Check assembled == rep assert a.__dict__.keys() == rep.__dict__.keys() for key in rep.__dict__.keys(): if key != "longrepr": assert getattr(a, key) == getattr(rep, key) assert rep.longrepr.reprcrash is not None assert a.longrepr.reprcrash is not None assert rep.longrepr.reprcrash.lineno == a.longrepr.reprcrash.lineno assert rep.longrepr.reprcrash.message == a.longrepr.reprcrash.message assert rep.longrepr.reprcrash.path == a.longrepr.reprcrash.path assert rep.longrepr.reprtraceback.entrysep == a.longrepr.reprtraceback.entrysep assert ( rep.longrepr.reprtraceback.extraline == a.longrepr.reprtraceback.extraline ) assert rep.longrepr.reprtraceback.style == a.longrepr.reprtraceback.style assert rep.longrepr.sections == a.longrepr.sections # Missing section attribute PR171 assert added_section in a.longrepr.sections def test_reprentries_serialization_170(self, pytester: Pytester) -> None: """Regarding issue pytest-xdist#170 This test came originally from test_remote.py in xdist (ca03269). """ from _pytest._code.code import ReprEntry reprec = pytester.inline_runsource( """ def test_repr_entry(): x = 0 assert x """, "--showlocals", ) reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 rep = reports[1] assert isinstance(rep.longrepr, ExceptionRepr) d = rep._to_json() a = TestReport._from_json(d) assert isinstance(a.longrepr, ExceptionRepr) rep_entries = rep.longrepr.reprtraceback.reprentries a_entries = a.longrepr.reprtraceback.reprentries for i in range(len(a_entries)): rep_entry = rep_entries[i] assert isinstance(rep_entry, ReprEntry) assert rep_entry.reprfileloc is not None assert rep_entry.reprfuncargs is not None assert rep_entry.reprlocals is not None a_entry = a_entries[i] assert isinstance(a_entry, ReprEntry) assert a_entry.reprfileloc is not None assert a_entry.reprfuncargs is not None assert a_entry.reprlocals is not None assert rep_entry.lines == a_entry.lines assert rep_entry.reprfileloc.lineno == a_entry.reprfileloc.lineno assert rep_entry.reprfileloc.message == a_entry.reprfileloc.message assert rep_entry.reprfileloc.path == a_entry.reprfileloc.path assert rep_entry.reprfuncargs.args == a_entry.reprfuncargs.args assert rep_entry.reprlocals.lines == a_entry.reprlocals.lines assert rep_entry.style == a_entry.style def test_reprentries_serialization_196(self, pytester: Pytester) -> None: """Regarding issue pytest-xdist#196 This test came originally from test_remote.py in xdist (ca03269). """ from _pytest._code.code import ReprEntryNative reprec = pytester.inline_runsource( """ def test_repr_entry_native(): x = 0 assert x """, "--tb=native", ) reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 rep = reports[1] assert isinstance(rep.longrepr, ExceptionRepr) d = rep._to_json() a = TestReport._from_json(d) assert isinstance(a.longrepr, ExceptionRepr) rep_entries = rep.longrepr.reprtraceback.reprentries a_entries = a.longrepr.reprtraceback.reprentries for i in range(len(a_entries)): assert isinstance(rep_entries[i], ReprEntryNative) assert rep_entries[i].lines == a_entries[i].lines def test_itemreport_outcomes(self, pytester: Pytester) -> None: # This test came originally from test_remote.py in xdist (ca03269). reprec = pytester.inline_runsource( """ import pytest def test_pass(): pass def test_fail(): 0/0 @pytest.mark.skipif("True") def test_skip(): pass def test_skip_imperative(): pytest.skip("hello") @pytest.mark.xfail("True") def test_xfail(): 0/0 def test_xfail_imperative(): pytest.xfail("hello") """ ) reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 17 # with setup/teardown "passed" reports for rep in reports: d = rep._to_json() newrep = TestReport._from_json(d) assert newrep.passed == rep.passed assert newrep.failed == rep.failed assert newrep.skipped == rep.skipped if newrep.skipped and not hasattr(newrep, "wasxfail"): assert isinstance(newrep.longrepr, tuple) assert len(newrep.longrepr) == 3 assert newrep.outcome == rep.outcome assert newrep.when == rep.when assert newrep.keywords == rep.keywords if rep.failed: assert newrep.longreprtext == rep.longreprtext def test_collectreport_passed(self, pytester: Pytester) -> None: """This test came originally from test_remote.py in xdist (ca03269).""" reprec = pytester.inline_runsource("def test_func(): pass") reports = reprec.getreports("pytest_collectreport") for rep in reports: d = rep._to_json() newrep = CollectReport._from_json(d) assert newrep.passed == rep.passed assert newrep.failed == rep.failed assert newrep.skipped == rep.skipped def test_collectreport_fail(self, pytester: Pytester) -> None: """This test came originally from test_remote.py in xdist (ca03269).""" reprec = pytester.inline_runsource("qwe abc") reports = reprec.getreports("pytest_collectreport") assert reports for rep in reports: d = rep._to_json() newrep = CollectReport._from_json(d) assert newrep.passed == rep.passed assert newrep.failed == rep.failed assert newrep.skipped == rep.skipped if rep.failed: assert newrep.longrepr == str(rep.longrepr) def test_extended_report_deserialization(self, pytester: Pytester) -> None: """This test came originally from test_remote.py in xdist (ca03269).""" reprec = pytester.inline_runsource("qwe abc") reports = reprec.getreports("pytest_collectreport") assert reports for rep in reports: rep.extra = True # type: ignore[attr-defined] d = rep._to_json() newrep = CollectReport._from_json(d) assert newrep.extra assert newrep.passed == rep.passed assert newrep.failed == rep.failed assert newrep.skipped == rep.skipped if rep.failed: assert newrep.longrepr == str(rep.longrepr) def test_paths_support(self, pytester: Pytester) -> None: """Report attributes which are path-like should become strings.""" pytester.makepyfile( """ def test_a(): assert False """ ) class MyPathLike: def __init__(self, path: str) -> None: self.path = path def __fspath__(self) -> str: return self.path reprec = pytester.inline_run() reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 test_a_call = reports[1] test_a_call.path1 = MyPathLike(str(pytester.path)) # type: ignore[attr-defined] test_a_call.path2 = pytester.path # type: ignore[attr-defined] data = test_a_call._to_json() assert data["path1"] == str(pytester.path) assert data["path2"] == str(pytester.path) def test_deserialization_failure(self, pytester: Pytester) -> None: """Check handling of failure during deserialization of report types.""" pytester.makepyfile( """ def test_a(): assert False """ ) reprec = pytester.inline_run() reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 test_a_call = reports[1] data = test_a_call._to_json() entry = data["longrepr"]["reprtraceback"]["reprentries"][0] assert entry["type"] == "ReprEntry" entry["type"] = "Unknown" with pytest.raises( RuntimeError, match="INTERNALERROR: Unknown entry type returned: Unknown" ): TestReport._from_json(data) @pytest.mark.parametrize("report_class", [TestReport, CollectReport]) def test_chained_exceptions( self, pytester: Pytester, tw_mock, report_class ) -> None: """Check serialization/deserialization of report objects containing chained exceptions (#5786)""" pytester.makepyfile( """ def foo(): raise ValueError('value error') def test_a(): try: foo() except ValueError as e: raise RuntimeError('runtime error') from e if {error_during_import}: test_a() """.format( error_during_import=report_class is CollectReport ) ) reprec = pytester.inline_run() if report_class is TestReport: reports: Union[ Sequence[TestReport], Sequence[CollectReport] ] = reprec.getreports("pytest_runtest_logreport") # we have 3 reports: setup/call/teardown assert len(reports) == 3 # get the call report report = reports[1] else: assert report_class is CollectReport # two collection reports: session and test file reports = reprec.getreports("pytest_collectreport") assert len(reports) == 2 report = reports[1] def check_longrepr(longrepr: ExceptionChainRepr) -> None: """Check the attributes of the given longrepr object according to the test file. We can get away with testing both CollectReport and TestReport with this function because the longrepr objects are very similar. """ assert isinstance(longrepr, ExceptionChainRepr) assert longrepr.sections == [("title", "contents", "=")] assert len(longrepr.chain) == 2 entry1, entry2 = longrepr.chain tb1, fileloc1, desc1 = entry1 tb2, fileloc2, desc2 = entry2 assert "ValueError('value error')" in str(tb1) assert "RuntimeError('runtime error')" in str(tb2) assert ( desc1 == "The above exception was the direct cause of the following exception:" ) assert desc2 is None assert report.failed assert len(report.sections) == 0 assert isinstance(report.longrepr, ExceptionChainRepr) report.longrepr.addsection("title", "contents", "=") check_longrepr(report.longrepr) data = report._to_json() loaded_report = report_class._from_json(data) assert loaded_report.failed check_longrepr(loaded_report.longrepr) # make sure we don't blow up on ``toterminal`` call; we don't test the actual output because it is very # brittle and hard to maintain, but we can assume it is correct because ``toterminal`` is already tested # elsewhere and we do check the contents of the longrepr object after loading it. loaded_report.longrepr.toterminal(tw_mock) def test_chained_exceptions_no_reprcrash(self, pytester: Pytester, tw_mock) -> None: """Regression test for tracebacks without a reprcrash (#5971) This happens notably on exceptions raised by multiprocess.pool: the exception transfer from subprocess to main process creates an artificial exception, which ExceptionInfo can't obtain the ReprFileLocation from. """ pytester.makepyfile( """ from concurrent.futures import ProcessPoolExecutor def func(): raise ValueError('value error') def test_a(): with ProcessPoolExecutor() as p: p.submit(func).result() """ ) pytester.syspathinsert() reprec = pytester.inline_run() reports = reprec.getreports("pytest_runtest_logreport") def check_longrepr(longrepr: object) -> None: assert isinstance(longrepr, ExceptionChainRepr) assert len(longrepr.chain) == 2 entry1, entry2 = longrepr.chain tb1, fileloc1, desc1 = entry1 tb2, fileloc2, desc2 = entry2 assert "RemoteTraceback" in str(tb1) assert "ValueError: value error" in str(tb2) assert fileloc1 is None assert fileloc2 is not None assert fileloc2.message == "ValueError: value error" # 3 reports: setup/call/teardown: get the call report assert len(reports) == 3 report = reports[1] assert report.failed check_longrepr(report.longrepr) data = report._to_json() loaded_report = TestReport._from_json(data) assert loaded_report.failed check_longrepr(loaded_report.longrepr) # for same reasons as previous test, ensure we don't blow up here assert loaded_report.longrepr is not None assert isinstance(loaded_report.longrepr, ExceptionChainRepr) loaded_report.longrepr.toterminal(tw_mock) def test_report_prevent_ConftestImportFailure_hiding_exception( self, pytester: Pytester ) -> None: sub_dir = pytester.path.joinpath("ns") sub_dir.mkdir() sub_dir.joinpath("conftest.py").write_text("import unknown", encoding="utf-8") result = pytester.runpytest_subprocess(".") result.stdout.fnmatch_lines(["E *Error: No module named 'unknown'"]) result.stdout.no_fnmatch_line("ERROR - *ConftestImportFailure*") def test_report_timestamps_match_duration(self, pytester: Pytester, mock_timing): reprec = pytester.inline_runsource( """ import pytest from _pytest import timing @pytest.fixture def fixture_(): timing.sleep(5) yield timing.sleep(5) def test_1(fixture_): timing.sleep(10) """ ) reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 3 for report in reports: data = report._to_json() loaded_report = TestReport._from_json(data) assert loaded_report.stop - loaded_report.start == approx(report.duration) class TestHooks: """Test that the hooks are working correctly for plugins""" def test_test_report(self, pytester: Pytester, pytestconfig: Config) -> None: pytester.makepyfile( """ def test_a(): assert False def test_b(): pass """ ) reprec = pytester.inline_run() reports = reprec.getreports("pytest_runtest_logreport") assert len(reports) == 6 for rep in reports: data = pytestconfig.hook.pytest_report_to_serializable( config=pytestconfig, report=rep ) assert data["$report_type"] == "TestReport" new_rep = pytestconfig.hook.pytest_report_from_serializable( config=pytestconfig, data=data ) assert new_rep.nodeid == rep.nodeid assert new_rep.when == rep.when assert new_rep.outcome == rep.outcome def test_collect_report(self, pytester: Pytester, pytestconfig: Config) -> None: pytester.makepyfile( """ def test_a(): assert False def test_b(): pass """ ) reprec = pytester.inline_run() reports = reprec.getreports("pytest_collectreport") assert len(reports) == 2 for rep in reports: data = pytestconfig.hook.pytest_report_to_serializable( config=pytestconfig, report=rep ) assert data["$report_type"] == "CollectReport" new_rep = pytestconfig.hook.pytest_report_from_serializable( config=pytestconfig, data=data ) assert new_rep.nodeid == rep.nodeid assert new_rep.when == "collect" assert new_rep.outcome == rep.outcome @pytest.mark.parametrize( "hook_name", ["pytest_runtest_logreport", "pytest_collectreport"] ) def test_invalid_report_types( self, pytester: Pytester, pytestconfig: Config, hook_name: str ) -> None: pytester.makepyfile( """ def test_a(): pass """ ) reprec = pytester.inline_run() reports = reprec.getreports(hook_name) assert reports rep = reports[0] data = pytestconfig.hook.pytest_report_to_serializable( config=pytestconfig, report=rep ) data["$report_type"] = "Unknown" with pytest.raises(AssertionError): _ = pytestconfig.hook.pytest_report_from_serializable( config=pytestconfig, data=data )