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- """Report test results in JUnit-XML format, for use with Jenkins and build
- integration servers.
- Based on initial code from Ross Lawley.
- Output conforms to
- https://github.com/jenkinsci/xunit-plugin/blob/master/src/main/resources/org/jenkinsci/plugins/xunit/types/model/xsd/junit-10.xsd
- """
- import functools
- import os
- import platform
- import re
- import xml.etree.ElementTree as ET
- from datetime import datetime
- from typing import Callable
- from typing import Dict
- from typing import List
- from typing import Match
- from typing import Optional
- from typing import Tuple
- from typing import Union
- import pytest
- from _pytest import nodes
- from _pytest import timing
- from _pytest._code.code import ExceptionRepr
- from _pytest._code.code import ReprFileLocation
- from _pytest.config import Config
- from _pytest.config import filename_arg
- from _pytest.config.argparsing import Parser
- from _pytest.fixtures import FixtureRequest
- from _pytest.reports import TestReport
- from _pytest.stash import StashKey
- from _pytest.terminal import TerminalReporter
- xml_key = StashKey["LogXML"]()
- def bin_xml_escape(arg: object) -> str:
- r"""Visually escape invalid XML characters.
- For example, transforms
- 'hello\aworld\b'
- into
- 'hello#x07world#x08'
- Note that the #xABs are *not* XML escapes - missing the ampersand «.
- The idea is to escape visually for the user rather than for XML itself.
- """
- def repl(matchobj: Match[str]) -> str:
- i = ord(matchobj.group())
- if i <= 0xFF:
- return "#x%02X" % i
- else:
- return "#x%04X" % i
- # The spec range of valid chars is:
- # Char ::= #x9 | #xA | #xD | [#x20-#xD7FF] | [#xE000-#xFFFD] | [#x10000-#x10FFFF]
- # For an unknown(?) reason, we disallow #x7F (DEL) as well.
- illegal_xml_re = (
- "[^\u0009\u000A\u000D\u0020-\u007E\u0080-\uD7FF\uE000-\uFFFD\u10000-\u10FFFF]"
- )
- return re.sub(illegal_xml_re, repl, str(arg))
- def merge_family(left, right) -> None:
- result = {}
- for kl, vl in left.items():
- for kr, vr in right.items():
- if not isinstance(vl, list):
- raise TypeError(type(vl))
- result[kl] = vl + vr
- left.update(result)
- families = {}
- families["_base"] = {"testcase": ["classname", "name"]}
- families["_base_legacy"] = {"testcase": ["file", "line", "url"]}
- # xUnit 1.x inherits legacy attributes.
- families["xunit1"] = families["_base"].copy()
- merge_family(families["xunit1"], families["_base_legacy"])
- # xUnit 2.x uses strict base attributes.
- families["xunit2"] = families["_base"]
- class _NodeReporter:
- def __init__(self, nodeid: Union[str, TestReport], xml: "LogXML") -> None:
- self.id = nodeid
- self.xml = xml
- self.add_stats = self.xml.add_stats
- self.family = self.xml.family
- self.duration = 0
- self.properties: List[Tuple[str, str]] = []
- self.nodes: List[ET.Element] = []
- self.attrs: Dict[str, str] = {}
- def append(self, node: ET.Element) -> None:
- self.xml.add_stats(node.tag)
- self.nodes.append(node)
- def add_property(self, name: str, value: object) -> None:
- self.properties.append((str(name), bin_xml_escape(value)))
- def add_attribute(self, name: str, value: object) -> None:
- self.attrs[str(name)] = bin_xml_escape(value)
- def make_properties_node(self) -> Optional[ET.Element]:
- """Return a Junit node containing custom properties, if any."""
- if self.properties:
- properties = ET.Element("properties")
- for name, value in self.properties:
- properties.append(ET.Element("property", name=name, value=value))
- return properties
- return None
- def record_testreport(self, testreport: TestReport) -> None:
- names = mangle_test_address(testreport.nodeid)
- existing_attrs = self.attrs
- classnames = names[:-1]
- if self.xml.prefix:
- classnames.insert(0, self.xml.prefix)
- attrs: Dict[str, str] = {
- "classname": ".".join(classnames),
- "name": bin_xml_escape(names[-1]),
- "file": testreport.location[0],
- }
- if testreport.location[1] is not None:
- attrs["line"] = str(testreport.location[1])
- if hasattr(testreport, "url"):
- attrs["url"] = testreport.url
- self.attrs = attrs
- self.attrs.update(existing_attrs) # Restore any user-defined attributes.
- # Preserve legacy testcase behavior.
- if self.family == "xunit1":
- return
- # Filter out attributes not permitted by this test family.
- # Including custom attributes because they are not valid here.
- temp_attrs = {}
- for key in self.attrs.keys():
- if key in families[self.family]["testcase"]:
- temp_attrs[key] = self.attrs[key]
- self.attrs = temp_attrs
- def to_xml(self) -> ET.Element:
- testcase = ET.Element("testcase", self.attrs, time="%.3f" % self.duration)
- properties = self.make_properties_node()
- if properties is not None:
- testcase.append(properties)
- testcase.extend(self.nodes)
- return testcase
- def _add_simple(self, tag: str, message: str, data: Optional[str] = None) -> None:
- node = ET.Element(tag, message=message)
- node.text = bin_xml_escape(data)
- self.append(node)
- def write_captured_output(self, report: TestReport) -> None:
- if not self.xml.log_passing_tests and report.passed:
- return
- content_out = report.capstdout
- content_log = report.caplog
- content_err = report.capstderr
- if self.xml.logging == "no":
- return
- content_all = ""
- if self.xml.logging in ["log", "all"]:
- content_all = self._prepare_content(content_log, " Captured Log ")
- if self.xml.logging in ["system-out", "out-err", "all"]:
- content_all += self._prepare_content(content_out, " Captured Out ")
- self._write_content(report, content_all, "system-out")
- content_all = ""
- if self.xml.logging in ["system-err", "out-err", "all"]:
- content_all += self._prepare_content(content_err, " Captured Err ")
- self._write_content(report, content_all, "system-err")
- content_all = ""
- if content_all:
- self._write_content(report, content_all, "system-out")
- def _prepare_content(self, content: str, header: str) -> str:
- return "\n".join([header.center(80, "-"), content, ""])
- def _write_content(self, report: TestReport, content: str, jheader: str) -> None:
- tag = ET.Element(jheader)
- tag.text = bin_xml_escape(content)
- self.append(tag)
- def append_pass(self, report: TestReport) -> None:
- self.add_stats("passed")
- def append_failure(self, report: TestReport) -> None:
- # msg = str(report.longrepr.reprtraceback.extraline)
- if hasattr(report, "wasxfail"):
- self._add_simple("skipped", "xfail-marked test passes unexpectedly")
- else:
- assert report.longrepr is not None
- reprcrash: Optional[ReprFileLocation] = getattr(
- report.longrepr, "reprcrash", None
- )
- if reprcrash is not None:
- message = reprcrash.message
- else:
- message = str(report.longrepr)
- message = bin_xml_escape(message)
- self._add_simple("failure", message, str(report.longrepr))
- def append_collect_error(self, report: TestReport) -> None:
- # msg = str(report.longrepr.reprtraceback.extraline)
- assert report.longrepr is not None
- self._add_simple("error", "collection failure", str(report.longrepr))
- def append_collect_skipped(self, report: TestReport) -> None:
- self._add_simple("skipped", "collection skipped", str(report.longrepr))
- def append_error(self, report: TestReport) -> None:
- assert report.longrepr is not None
- reprcrash: Optional[ReprFileLocation] = getattr(
- report.longrepr, "reprcrash", None
- )
- if reprcrash is not None:
- reason = reprcrash.message
- else:
- reason = str(report.longrepr)
- if report.when == "teardown":
- msg = f'failed on teardown with "{reason}"'
- else:
- msg = f'failed on setup with "{reason}"'
- self._add_simple("error", msg, str(report.longrepr))
- def append_skipped(self, report: TestReport) -> None:
- if hasattr(report, "wasxfail"):
- xfailreason = report.wasxfail
- if xfailreason.startswith("reason: "):
- xfailreason = xfailreason[8:]
- xfailreason = bin_xml_escape(xfailreason)
- skipped = ET.Element("skipped", type="pytest.xfail", message=xfailreason)
- self.append(skipped)
- else:
- assert isinstance(report.longrepr, tuple)
- filename, lineno, skipreason = report.longrepr
- if skipreason.startswith("Skipped: "):
- skipreason = skipreason[9:]
- details = f"{filename}:{lineno}: {skipreason}"
- skipped = ET.Element("skipped", type="pytest.skip", message=skipreason)
- skipped.text = bin_xml_escape(details)
- self.append(skipped)
- self.write_captured_output(report)
- def finalize(self) -> None:
- data = self.to_xml()
- self.__dict__.clear()
- # Type ignored because mypy doesn't like overriding a method.
- # Also the return value doesn't match...
- self.to_xml = lambda: data # type: ignore[assignment]
- def _warn_incompatibility_with_xunit2(
- request: FixtureRequest, fixture_name: str
- ) -> None:
- """Emit a PytestWarning about the given fixture being incompatible with newer xunit revisions."""
- from _pytest.warning_types import PytestWarning
- xml = request.config.stash.get(xml_key, None)
- if xml is not None and xml.family not in ("xunit1", "legacy"):
- request.node.warn(
- PytestWarning(
- "{fixture_name} is incompatible with junit_family '{family}' (use 'legacy' or 'xunit1')".format(
- fixture_name=fixture_name, family=xml.family
- )
- )
- )
- @pytest.fixture
- def record_property(request: FixtureRequest) -> Callable[[str, object], None]:
- """Add extra properties to the calling test.
- User properties become part of the test report and are available to the
- configured reporters, like JUnit XML.
- The fixture is callable with ``name, value``. The value is automatically
- XML-encoded.
- Example::
- def test_function(record_property):
- record_property("example_key", 1)
- """
- _warn_incompatibility_with_xunit2(request, "record_property")
- def append_property(name: str, value: object) -> None:
- request.node.user_properties.append((name, value))
- return append_property
- @pytest.fixture
- def record_xml_attribute(request: FixtureRequest) -> Callable[[str, object], None]:
- """Add extra xml attributes to the tag for the calling test.
- The fixture is callable with ``name, value``. The value is
- automatically XML-encoded.
- """
- from _pytest.warning_types import PytestExperimentalApiWarning
- request.node.warn(
- PytestExperimentalApiWarning("record_xml_attribute is an experimental feature")
- )
- _warn_incompatibility_with_xunit2(request, "record_xml_attribute")
- # Declare noop
- def add_attr_noop(name: str, value: object) -> None:
- pass
- attr_func = add_attr_noop
- xml = request.config.stash.get(xml_key, None)
- if xml is not None:
- node_reporter = xml.node_reporter(request.node.nodeid)
- attr_func = node_reporter.add_attribute
- return attr_func
- def _check_record_param_type(param: str, v: str) -> None:
- """Used by record_testsuite_property to check that the given parameter name is of the proper
- type."""
- __tracebackhide__ = True
- if not isinstance(v, str):
- msg = "{param} parameter needs to be a string, but {g} given" # type: ignore[unreachable]
- raise TypeError(msg.format(param=param, g=type(v).__name__))
- @pytest.fixture(scope="session")
- def record_testsuite_property(request: FixtureRequest) -> Callable[[str, object], None]:
- """Record a new ``<property>`` tag as child of the root ``<testsuite>``.
- This is suitable to writing global information regarding the entire test
- suite, and is compatible with ``xunit2`` JUnit family.
- This is a ``session``-scoped fixture which is called with ``(name, value)``. Example:
- .. code-block:: python
- def test_foo(record_testsuite_property):
- record_testsuite_property("ARCH", "PPC")
- record_testsuite_property("STORAGE_TYPE", "CEPH")
- ``name`` must be a string, ``value`` will be converted to a string and properly xml-escaped.
- .. warning::
- Currently this fixture **does not work** with the
- `pytest-xdist <https://github.com/pytest-dev/pytest-xdist>`__ plugin. See
- :issue:`7767` for details.
- """
- __tracebackhide__ = True
- def record_func(name: str, value: object) -> None:
- """No-op function in case --junitxml was not passed in the command-line."""
- __tracebackhide__ = True
- _check_record_param_type("name", name)
- xml = request.config.stash.get(xml_key, None)
- if xml is not None:
- record_func = xml.add_global_property # noqa
- return record_func
- def pytest_addoption(parser: Parser) -> None:
- group = parser.getgroup("terminal reporting")
- group.addoption(
- "--junitxml",
- "--junit-xml",
- action="store",
- dest="xmlpath",
- metavar="path",
- type=functools.partial(filename_arg, optname="--junitxml"),
- default=None,
- help="create junit-xml style report file at given path.",
- )
- group.addoption(
- "--junitprefix",
- "--junit-prefix",
- action="store",
- metavar="str",
- default=None,
- help="prepend prefix to classnames in junit-xml output",
- )
- parser.addini(
- "junit_suite_name", "Test suite name for JUnit report", default="pytest"
- )
- parser.addini(
- "junit_logging",
- "Write captured log messages to JUnit report: "
- "one of no|log|system-out|system-err|out-err|all",
- default="no",
- )
- parser.addini(
- "junit_log_passing_tests",
- "Capture log information for passing tests to JUnit report: ",
- type="bool",
- default=True,
- )
- parser.addini(
- "junit_duration_report",
- "Duration time to report: one of total|call",
- default="total",
- ) # choices=['total', 'call'])
- parser.addini(
- "junit_family",
- "Emit XML for schema: one of legacy|xunit1|xunit2",
- default="xunit2",
- )
- def pytest_configure(config: Config) -> None:
- xmlpath = config.option.xmlpath
- # Prevent opening xmllog on worker nodes (xdist).
- if xmlpath and not hasattr(config, "workerinput"):
- junit_family = config.getini("junit_family")
- config.stash[xml_key] = LogXML(
- xmlpath,
- config.option.junitprefix,
- config.getini("junit_suite_name"),
- config.getini("junit_logging"),
- config.getini("junit_duration_report"),
- junit_family,
- config.getini("junit_log_passing_tests"),
- )
- config.pluginmanager.register(config.stash[xml_key])
- def pytest_unconfigure(config: Config) -> None:
- xml = config.stash.get(xml_key, None)
- if xml:
- del config.stash[xml_key]
- config.pluginmanager.unregister(xml)
- def mangle_test_address(address: str) -> List[str]:
- path, possible_open_bracket, params = address.partition("[")
- names = path.split("::")
- # Convert file path to dotted path.
- names[0] = names[0].replace(nodes.SEP, ".")
- names[0] = re.sub(r"\.py$", "", names[0])
- # Put any params back.
- names[-1] += possible_open_bracket + params
- return names
- class LogXML:
- def __init__(
- self,
- logfile,
- prefix: Optional[str],
- suite_name: str = "pytest",
- logging: str = "no",
- report_duration: str = "total",
- family="xunit1",
- log_passing_tests: bool = True,
- ) -> None:
- logfile = os.path.expanduser(os.path.expandvars(logfile))
- self.logfile = os.path.normpath(os.path.abspath(logfile))
- self.prefix = prefix
- self.suite_name = suite_name
- self.logging = logging
- self.log_passing_tests = log_passing_tests
- self.report_duration = report_duration
- self.family = family
- self.stats: Dict[str, int] = dict.fromkeys(
- ["error", "passed", "failure", "skipped"], 0
- )
- self.node_reporters: Dict[
- Tuple[Union[str, TestReport], object], _NodeReporter
- ] = {}
- self.node_reporters_ordered: List[_NodeReporter] = []
- self.global_properties: List[Tuple[str, str]] = []
- # List of reports that failed on call but teardown is pending.
- self.open_reports: List[TestReport] = []
- self.cnt_double_fail_tests = 0
- # Replaces convenience family with real family.
- if self.family == "legacy":
- self.family = "xunit1"
- def finalize(self, report: TestReport) -> None:
- nodeid = getattr(report, "nodeid", report)
- # Local hack to handle xdist report order.
- workernode = getattr(report, "node", None)
- reporter = self.node_reporters.pop((nodeid, workernode))
- if reporter is not None:
- reporter.finalize()
- def node_reporter(self, report: Union[TestReport, str]) -> _NodeReporter:
- nodeid: Union[str, TestReport] = getattr(report, "nodeid", report)
- # Local hack to handle xdist report order.
- workernode = getattr(report, "node", None)
- key = nodeid, workernode
- if key in self.node_reporters:
- # TODO: breaks for --dist=each
- return self.node_reporters[key]
- reporter = _NodeReporter(nodeid, self)
- self.node_reporters[key] = reporter
- self.node_reporters_ordered.append(reporter)
- return reporter
- def add_stats(self, key: str) -> None:
- if key in self.stats:
- self.stats[key] += 1
- def _opentestcase(self, report: TestReport) -> _NodeReporter:
- reporter = self.node_reporter(report)
- reporter.record_testreport(report)
- return reporter
- def pytest_runtest_logreport(self, report: TestReport) -> None:
- """Handle a setup/call/teardown report, generating the appropriate
- XML tags as necessary.
- Note: due to plugins like xdist, this hook may be called in interlaced
- order with reports from other nodes. For example:
- Usual call order:
- -> setup node1
- -> call node1
- -> teardown node1
- -> setup node2
- -> call node2
- -> teardown node2
- Possible call order in xdist:
- -> setup node1
- -> call node1
- -> setup node2
- -> call node2
- -> teardown node2
- -> teardown node1
- """
- close_report = None
- if report.passed:
- if report.when == "call": # ignore setup/teardown
- reporter = self._opentestcase(report)
- reporter.append_pass(report)
- elif report.failed:
- if report.when == "teardown":
- # The following vars are needed when xdist plugin is used.
- report_wid = getattr(report, "worker_id", None)
- report_ii = getattr(report, "item_index", None)
- close_report = next(
- (
- rep
- for rep in self.open_reports
- if (
- rep.nodeid == report.nodeid
- and getattr(rep, "item_index", None) == report_ii
- and getattr(rep, "worker_id", None) == report_wid
- )
- ),
- None,
- )
- if close_report:
- # We need to open new testcase in case we have failure in
- # call and error in teardown in order to follow junit
- # schema.
- self.finalize(close_report)
- self.cnt_double_fail_tests += 1
- reporter = self._opentestcase(report)
- if report.when == "call":
- reporter.append_failure(report)
- self.open_reports.append(report)
- if not self.log_passing_tests:
- reporter.write_captured_output(report)
- else:
- reporter.append_error(report)
- elif report.skipped:
- reporter = self._opentestcase(report)
- reporter.append_skipped(report)
- self.update_testcase_duration(report)
- if report.when == "teardown":
- reporter = self._opentestcase(report)
- reporter.write_captured_output(report)
- for propname, propvalue in report.user_properties:
- reporter.add_property(propname, str(propvalue))
- self.finalize(report)
- report_wid = getattr(report, "worker_id", None)
- report_ii = getattr(report, "item_index", None)
- close_report = next(
- (
- rep
- for rep in self.open_reports
- if (
- rep.nodeid == report.nodeid
- and getattr(rep, "item_index", None) == report_ii
- and getattr(rep, "worker_id", None) == report_wid
- )
- ),
- None,
- )
- if close_report:
- self.open_reports.remove(close_report)
- def update_testcase_duration(self, report: TestReport) -> None:
- """Accumulate total duration for nodeid from given report and update
- the Junit.testcase with the new total if already created."""
- if self.report_duration == "total" or report.when == self.report_duration:
- reporter = self.node_reporter(report)
- reporter.duration += getattr(report, "duration", 0.0)
- def pytest_collectreport(self, report: TestReport) -> None:
- if not report.passed:
- reporter = self._opentestcase(report)
- if report.failed:
- reporter.append_collect_error(report)
- else:
- reporter.append_collect_skipped(report)
- def pytest_internalerror(self, excrepr: ExceptionRepr) -> None:
- reporter = self.node_reporter("internal")
- reporter.attrs.update(classname="pytest", name="internal")
- reporter._add_simple("error", "internal error", str(excrepr))
- def pytest_sessionstart(self) -> None:
- self.suite_start_time = timing.time()
- def pytest_sessionfinish(self) -> None:
- dirname = os.path.dirname(os.path.abspath(self.logfile))
- if not os.path.isdir(dirname):
- os.makedirs(dirname)
- with open(self.logfile, "w", encoding="utf-8") as logfile:
- suite_stop_time = timing.time()
- suite_time_delta = suite_stop_time - self.suite_start_time
- numtests = (
- self.stats["passed"]
- + self.stats["failure"]
- + self.stats["skipped"]
- + self.stats["error"]
- - self.cnt_double_fail_tests
- )
- logfile.write('<?xml version="1.0" encoding="utf-8"?>')
- suite_node = ET.Element(
- "testsuite",
- name=self.suite_name,
- errors=str(self.stats["error"]),
- failures=str(self.stats["failure"]),
- skipped=str(self.stats["skipped"]),
- tests=str(numtests),
- time="%.3f" % suite_time_delta,
- timestamp=datetime.fromtimestamp(self.suite_start_time).isoformat(),
- hostname=platform.node(),
- )
- global_properties = self._get_global_properties_node()
- if global_properties is not None:
- suite_node.append(global_properties)
- for node_reporter in self.node_reporters_ordered:
- suite_node.append(node_reporter.to_xml())
- testsuites = ET.Element("testsuites")
- testsuites.append(suite_node)
- logfile.write(ET.tostring(testsuites, encoding="unicode"))
- def pytest_terminal_summary(self, terminalreporter: TerminalReporter) -> None:
- terminalreporter.write_sep("-", f"generated xml file: {self.logfile}")
- def add_global_property(self, name: str, value: object) -> None:
- __tracebackhide__ = True
- _check_record_param_type("name", name)
- self.global_properties.append((name, bin_xml_escape(value)))
- def _get_global_properties_node(self) -> Optional[ET.Element]:
- """Return a Junit node containing custom properties, if any."""
- if self.global_properties:
- properties = ET.Element("properties")
- for name, value in self.global_properties:
- properties.append(ET.Element("property", name=name, value=value))
- return properties
- return None
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