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# mypy: allow-untyped-defs | |
"""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 | |
""" | |
from __future__ import annotations | |
from datetime import datetime | |
from datetime import timezone | |
import functools | |
import os | |
import platform | |
import re | |
from typing import Callable | |
from typing import Match | |
import xml.etree.ElementTree as ET | |
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 | |
import pytest | |
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 f"#x{i:02X}" | |
else: | |
return f"#x{i:04X}" | |
# 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: 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 = 0.0 | |
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) -> ET.Element | None: | |
"""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: | |
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=f"{self.duration:.3f}") | |
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: str | None = 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: ReprFileLocation | None = 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: ReprFileLocation | None = 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", bin_xml_escape(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=bin_xml_escape(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[method-assign] | |
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( | |
f"{fixture_name} is incompatible with junit_family '{xml.family}' (use 'legacy' or 'xunit1')" | |
) | |
) | |
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 | |
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__)) | |
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") | |
:param name: | |
The property name. | |
:param value: | |
The property value. Will be converted to a string. | |
.. 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 --junit-xml 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 | |
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: str | None, | |
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[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)) | |
for propname, propvalue in report.user_properties: | |
reporter.add_property(propname, str(propvalue)) | |
if reporter is not None: | |
reporter.finalize() | |
def node_reporter(self, report: TestReport | str) -> _NodeReporter: | |
nodeid: 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) | |
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 in {"total", report.when}: | |
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)) | |
# exist_ok avoids filesystem race conditions between checking path existence and requesting creation | |
os.makedirs(dirname, exist_ok=True) | |
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=f"{suite_time_delta:.3f}", | |
timestamp=datetime.fromtimestamp(self.suite_start_time, timezone.utc) | |
.astimezone() | |
.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) -> ET.Element | None: | |
"""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 | |