test_ok2/testing/logging/test_reporting.py

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import io
import os
import re
import pytest
def test_nothing_logged(testdir):
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testdir.makepyfile(
"""
import sys
def test_foo():
sys.stdout.write('text going to stdout')
sys.stderr.write('text going to stderr')
assert False
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"""
)
result = testdir.runpytest()
assert result.ret == 1
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result.stdout.fnmatch_lines(["*- Captured stdout call -*", "text going to stdout"])
result.stdout.fnmatch_lines(["*- Captured stderr call -*", "text going to stderr"])
with pytest.raises(pytest.fail.Exception):
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result.stdout.fnmatch_lines(["*- Captured *log call -*"])
def test_messages_logged(testdir):
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testdir.makepyfile(
"""
import sys
import logging
logger = logging.getLogger(__name__)
def test_foo():
sys.stdout.write('text going to stdout')
sys.stderr.write('text going to stderr')
logger.info('text going to logger')
assert False
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"""
)
result = testdir.runpytest("--log-level=INFO")
assert result.ret == 1
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result.stdout.fnmatch_lines(["*- Captured *log call -*", "*text going to logger*"])
result.stdout.fnmatch_lines(["*- Captured stdout call -*", "text going to stdout"])
result.stdout.fnmatch_lines(["*- Captured stderr call -*", "text going to stderr"])
def test_root_logger_affected(testdir):
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testdir.makepyfile(
"""
import logging
logger = logging.getLogger()
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def test_foo():
logger.info('info text ' + 'going to logger')
logger.warning('warning text ' + 'going to logger')
logger.error('error text ' + 'going to logger')
assert 0
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"""
)
log_file = testdir.tmpdir.join("pytest.log").strpath
result = testdir.runpytest("--log-level=ERROR", "--log-file=pytest.log")
assert result.ret == 1
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# The capture log calls in the stdout section only contain the
# logger.error msg, because of --log-level=ERROR.
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result.stdout.fnmatch_lines(["*error text going to logger*"])
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stdout = result.stdout.str()
assert "warning text going to logger" not in stdout
assert "info text going to logger" not in stdout
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# The log file should contain the warning and the error log messages and
# not the info one, because the default level of the root logger is
# WARNING.
assert os.path.isfile(log_file)
with open(log_file) as rfh:
contents = rfh.read()
assert "info text going to logger" not in contents
assert "warning text going to logger" in contents
assert "error text going to logger" in contents
def test_log_cli_level_log_level_interaction(testdir):
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testdir.makepyfile(
"""
import logging
logger = logging.getLogger()
def test_foo():
logger.debug('debug text ' + 'going to logger')
logger.info('info text ' + 'going to logger')
logger.warning('warning text ' + 'going to logger')
logger.error('error text ' + 'going to logger')
assert 0
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"""
)
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result = testdir.runpytest("--log-cli-level=INFO", "--log-level=ERROR")
assert result.ret == 1
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result.stdout.fnmatch_lines(
[
"*-- live log call --*",
"*INFO*info text going to logger",
"*WARNING*warning text going to logger",
"*ERROR*error text going to logger",
"=* 1 failed in *=",
]
)
assert "DEBUG" not in result.stdout.str()
def test_setup_logging(testdir):
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testdir.makepyfile(
"""
import logging
logger = logging.getLogger(__name__)
def setup_function(function):
logger.info('text going to logger from setup')
def test_foo():
logger.info('text going to logger from call')
assert False
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"""
)
result = testdir.runpytest("--log-level=INFO")
assert result.ret == 1
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result.stdout.fnmatch_lines(
[
"*- Captured *log setup -*",
"*text going to logger from setup*",
"*- Captured *log call -*",
"*text going to logger from call*",
]
)
def test_teardown_logging(testdir):
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testdir.makepyfile(
"""
import logging
logger = logging.getLogger(__name__)
def test_foo():
logger.info('text going to logger from call')
def teardown_function(function):
logger.info('text going to logger from teardown')
assert False
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"""
)
result = testdir.runpytest("--log-level=INFO")
assert result.ret == 1
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result.stdout.fnmatch_lines(
[
"*- Captured *log call -*",
"*text going to logger from call*",
"*- Captured *log teardown -*",
"*text going to logger from teardown*",
]
)
def test_disable_log_capturing(testdir):
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testdir.makepyfile(
"""
import sys
import logging
logger = logging.getLogger(__name__)
def test_foo():
sys.stdout.write('text going to stdout')
logger.warning('catch me if you can!')
sys.stderr.write('text going to stderr')
assert False
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"""
)
result = testdir.runpytest("--no-print-logs")
print(result.stdout)
assert result.ret == 1
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result.stdout.fnmatch_lines(["*- Captured stdout call -*", "text going to stdout"])
result.stdout.fnmatch_lines(["*- Captured stderr call -*", "text going to stderr"])
with pytest.raises(pytest.fail.Exception):
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result.stdout.fnmatch_lines(["*- Captured *log call -*"])
def test_disable_log_capturing_ini(testdir):
testdir.makeini(
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"""
[pytest]
log_print=False
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"""
)
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testdir.makepyfile(
"""
import sys
import logging
logger = logging.getLogger(__name__)
def test_foo():
sys.stdout.write('text going to stdout')
logger.warning('catch me if you can!')
sys.stderr.write('text going to stderr')
assert False
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"""
)
result = testdir.runpytest()
print(result.stdout)
assert result.ret == 1
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result.stdout.fnmatch_lines(["*- Captured stdout call -*", "text going to stdout"])
result.stdout.fnmatch_lines(["*- Captured stderr call -*", "text going to stderr"])
with pytest.raises(pytest.fail.Exception):
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result.stdout.fnmatch_lines(["*- Captured *log call -*"])
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@pytest.mark.parametrize("enabled", [True, False])
def test_log_cli_enabled_disabled(testdir, enabled):
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msg = "critical message logged by test"
testdir.makepyfile(
"""
import logging
def test_log_cli():
logging.critical("{}")
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""".format(
msg
)
)
if enabled:
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testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
if enabled:
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result.stdout.fnmatch_lines(
[
"test_log_cli_enabled_disabled.py::test_log_cli ",
"*-- live log call --*",
"CRITICAL *test_log_cli_enabled_disabled.py* critical message logged by test",
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"PASSED*",
]
)
else:
assert msg not in result.stdout.str()
def test_log_cli_default_level(testdir):
# Default log file level
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testdir.makepyfile(
"""
import pytest
import logging
def test_log_cli(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_cli_handler.level == logging.NOTSET
logging.getLogger('catchlog').info("INFO message won't be shown")
logging.getLogger('catchlog').warning("WARNING message will be shown")
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(
[
"test_log_cli_default_level.py::test_log_cli ",
"WARNING*test_log_cli_default_level.py* message will be shown*",
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]
)
assert "INFO message won't be shown" not in result.stdout.str()
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
def test_log_cli_default_level_multiple_tests(testdir, request):
"""Ensure we reset the first newline added by the live logger between tests"""
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filename = request.node.name + ".py"
testdir.makepyfile(
"""
import logging
def test_log_1():
logging.warning("log message from test_log_1")
def test_log_2():
logging.warning("log message from test_log_2")
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
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result.stdout.fnmatch_lines(
[
"{}::test_log_1 ".format(filename),
"*WARNING*log message from test_log_1*",
"PASSED *50%*",
"{}::test_log_2 ".format(filename),
"*WARNING*log message from test_log_2*",
"PASSED *100%*",
"=* 2 passed in *=",
]
)
def test_log_cli_default_level_sections(testdir, request):
"""Check that with live logging enable we are printing the correct headers during
start/setup/call/teardown/finish."""
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filename = request.node.name + ".py"
testdir.makeconftest(
"""
import pytest
import logging
def pytest_runtest_logstart():
logging.warning('>>>>> START >>>>>')
def pytest_runtest_logfinish():
logging.warning('<<<<< END <<<<<<<')
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"""
)
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testdir.makepyfile(
"""
import pytest
import logging
@pytest.fixture
def fix(request):
logging.warning("log message from setup of {}".format(request.node.name))
yield
logging.warning("log message from teardown of {}".format(request.node.name))
def test_log_1(fix):
logging.warning("log message from test_log_1")
def test_log_2(fix):
logging.warning("log message from test_log_2")
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
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result.stdout.fnmatch_lines(
[
"{}::test_log_1 ".format(filename),
"*-- live log start --*",
"*WARNING* >>>>> START >>>>>*",
"*-- live log setup --*",
"*WARNING*log message from setup of test_log_1*",
"*-- live log call --*",
"*WARNING*log message from test_log_1*",
"PASSED *50%*",
"*-- live log teardown --*",
"*WARNING*log message from teardown of test_log_1*",
"*-- live log finish --*",
"*WARNING* <<<<< END <<<<<<<*",
"{}::test_log_2 ".format(filename),
"*-- live log start --*",
"*WARNING* >>>>> START >>>>>*",
"*-- live log setup --*",
"*WARNING*log message from setup of test_log_2*",
"*-- live log call --*",
"*WARNING*log message from test_log_2*",
"PASSED *100%*",
"*-- live log teardown --*",
"*WARNING*log message from teardown of test_log_2*",
"*-- live log finish --*",
"*WARNING* <<<<< END <<<<<<<*",
"=* 2 passed in *=",
]
)
def test_live_logs_unknown_sections(testdir, request):
"""Check that with live logging enable we are printing the correct headers during
start/setup/call/teardown/finish."""
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filename = request.node.name + ".py"
testdir.makeconftest(
"""
import pytest
import logging
def pytest_runtest_protocol(item, nextitem):
logging.warning('Unknown Section!')
def pytest_runtest_logstart():
logging.warning('>>>>> START >>>>>')
def pytest_runtest_logfinish():
logging.warning('<<<<< END <<<<<<<')
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"""
)
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testdir.makepyfile(
"""
import pytest
import logging
@pytest.fixture
def fix(request):
logging.warning("log message from setup of {}".format(request.node.name))
yield
logging.warning("log message from teardown of {}".format(request.node.name))
def test_log_1(fix):
logging.warning("log message from test_log_1")
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
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result.stdout.fnmatch_lines(
[
"*WARNING*Unknown Section*",
"{}::test_log_1 ".format(filename),
"*WARNING* >>>>> START >>>>>*",
"*-- live log setup --*",
"*WARNING*log message from setup of test_log_1*",
"*-- live log call --*",
"*WARNING*log message from test_log_1*",
"PASSED *100%*",
"*-- live log teardown --*",
"*WARNING*log message from teardown of test_log_1*",
"*WARNING* <<<<< END <<<<<<<*",
"=* 1 passed in *=",
]
)
def test_sections_single_new_line_after_test_outcome(testdir, request):
"""Check that only a single new line is written between log messages during
teardown/finish."""
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filename = request.node.name + ".py"
testdir.makeconftest(
"""
import pytest
import logging
def pytest_runtest_logstart():
logging.warning('>>>>> START >>>>>')
def pytest_runtest_logfinish():
logging.warning('<<<<< END <<<<<<<')
logging.warning('<<<<< END <<<<<<<')
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"""
)
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testdir.makepyfile(
"""
import pytest
import logging
@pytest.fixture
def fix(request):
logging.warning("log message from setup of {}".format(request.node.name))
yield
logging.warning("log message from teardown of {}".format(request.node.name))
logging.warning("log message from teardown of {}".format(request.node.name))
def test_log_1(fix):
logging.warning("log message from test_log_1")
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
result = testdir.runpytest()
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result.stdout.fnmatch_lines(
[
"{}::test_log_1 ".format(filename),
"*-- live log start --*",
"*WARNING* >>>>> START >>>>>*",
"*-- live log setup --*",
"*WARNING*log message from setup of test_log_1*",
"*-- live log call --*",
"*WARNING*log message from test_log_1*",
"PASSED *100%*",
"*-- live log teardown --*",
"*WARNING*log message from teardown of test_log_1*",
"*-- live log finish --*",
"*WARNING* <<<<< END <<<<<<<*",
"*WARNING* <<<<< END <<<<<<<*",
"=* 1 passed in *=",
]
)
assert (
re.search(
r"(.+)live log teardown(.+)\nWARNING(.+)\nWARNING(.+)",
result.stdout.str(),
re.MULTILINE,
)
is not None
)
assert (
re.search(
r"(.+)live log finish(.+)\nWARNING(.+)\nWARNING(.+)",
result.stdout.str(),
re.MULTILINE,
)
is not None
)
def test_log_cli_level(testdir):
# Default log file level
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testdir.makepyfile(
"""
import pytest
import logging
def test_log_cli(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_cli_handler.level == logging.INFO
logging.getLogger('catchlog').debug("This log message won't be shown")
logging.getLogger('catchlog').info("This log message will be shown")
print('PASSED')
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"""
)
testdir.makeini(
"""
[pytest]
log_cli=true
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"""
)
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result = testdir.runpytest("-s", "--log-cli-level=INFO")
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(
[
"*test_log_cli_level.py*This log message will be shown",
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"PASSED", # 'PASSED' on its own line because the log message prints a new line
]
)
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assert "This log message won't be shown" not in result.stdout.str()
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
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result = testdir.runpytest("-s", "--log-level=INFO")
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(
[
"*test_log_cli_level.py* This log message will be shown",
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"PASSED", # 'PASSED' on its own line because the log message prints a new line
]
)
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assert "This log message won't be shown" not in result.stdout.str()
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
def test_log_cli_ini_level(testdir):
testdir.makeini(
"""
[pytest]
log_cli=true
log_cli_level = INFO
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"""
)
testdir.makepyfile(
"""
import pytest
import logging
def test_log_cli(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_cli_handler.level == logging.INFO
logging.getLogger('catchlog').debug("This log message won't be shown")
logging.getLogger('catchlog').info("This log message will be shown")
print('PASSED')
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"""
)
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result = testdir.runpytest("-s")
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(
[
"*test_log_cli_ini_level.py* This log message will be shown",
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"PASSED", # 'PASSED' on its own line because the log message prints a new line
]
)
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assert "This log message won't be shown" not in result.stdout.str()
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
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@pytest.mark.parametrize(
"cli_args",
["", "--log-level=WARNING", "--log-file-level=WARNING", "--log-cli-level=WARNING"],
)
def test_log_cli_auto_enable(testdir, request, cli_args):
"""Check that live logs are enabled if --log-level or --log-cli-level is passed on the CLI.
It should not be auto enabled if the same configs are set on the INI file.
"""
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testdir.makepyfile(
"""
import logging
def test_log_1():
logging.info("log message from test_log_1 not to be shown")
logging.warning("log message from test_log_1")
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"""
)
testdir.makeini(
"""
[pytest]
log_level=INFO
log_cli_level=INFO
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"""
)
result = testdir.runpytest(cli_args)
stdout = result.stdout.str()
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if cli_args == "--log-cli-level=WARNING":
result.stdout.fnmatch_lines(
[
"*::test_log_1 ",
"*-- live log call --*",
"*WARNING*log message from test_log_1*",
"PASSED *100%*",
"=* 1 passed in *=",
]
)
assert "INFO" not in stdout
else:
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result.stdout.fnmatch_lines(
["*test_log_cli_auto_enable*100%*", "=* 1 passed in *="]
)
assert "INFO" not in stdout
assert "WARNING" not in stdout
def test_log_file_cli(testdir):
# Default log file level
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testdir.makepyfile(
"""
import pytest
import logging
def test_log_file(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_file_handler.level == logging.WARNING
logging.getLogger('catchlog').info("This log message won't be shown")
logging.getLogger('catchlog').warning("This log message will be shown")
print('PASSED')
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"""
)
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log_file = testdir.tmpdir.join("pytest.log").strpath
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result = testdir.runpytest(
"-s", "--log-file={}".format(log_file), "--log-file-level=WARNING"
)
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(["test_log_file_cli.py PASSED"])
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file) as rfh:
contents = rfh.read()
assert "This log message will be shown" in contents
assert "This log message won't be shown" not in contents
def test_log_file_cli_level(testdir):
# Default log file level
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testdir.makepyfile(
"""
import pytest
import logging
def test_log_file(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_file_handler.level == logging.INFO
logging.getLogger('catchlog').debug("This log message won't be shown")
logging.getLogger('catchlog').info("This log message will be shown")
print('PASSED')
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"""
)
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log_file = testdir.tmpdir.join("pytest.log").strpath
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result = testdir.runpytest(
"-s", "--log-file={}".format(log_file), "--log-file-level=INFO"
)
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(["test_log_file_cli_level.py PASSED"])
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file) as rfh:
contents = rfh.read()
assert "This log message will be shown" in contents
assert "This log message won't be shown" not in contents
def test_log_level_not_changed_by_default(testdir):
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testdir.makepyfile(
"""
import logging
def test_log_file():
assert logging.getLogger().level == logging.WARNING
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"""
)
result = testdir.runpytest("-s")
result.stdout.fnmatch_lines(["* 1 passed in *"])
def test_log_file_ini(testdir):
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log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
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log_file={}
log_file_level=WARNING
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""".format(
log_file
)
)
testdir.makepyfile(
"""
import pytest
import logging
def test_log_file(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_file_handler.level == logging.WARNING
logging.getLogger('catchlog').info("This log message won't be shown")
logging.getLogger('catchlog').warning("This log message will be shown")
print('PASSED')
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"""
)
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result = testdir.runpytest("-s")
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(["test_log_file_ini.py PASSED"])
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file) as rfh:
contents = rfh.read()
assert "This log message will be shown" in contents
assert "This log message won't be shown" not in contents
def test_log_file_ini_level(testdir):
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log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
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log_file={}
log_file_level = INFO
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""".format(
log_file
)
)
testdir.makepyfile(
"""
import pytest
import logging
def test_log_file(request):
plugin = request.config.pluginmanager.getplugin('logging-plugin')
assert plugin.log_file_handler.level == logging.INFO
logging.getLogger('catchlog').debug("This log message won't be shown")
logging.getLogger('catchlog').info("This log message will be shown")
print('PASSED')
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"""
)
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result = testdir.runpytest("-s")
# fnmatch_lines does an assertion internally
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result.stdout.fnmatch_lines(["test_log_file_ini_level.py PASSED"])
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file) as rfh:
contents = rfh.read()
assert "This log message will be shown" in contents
assert "This log message won't be shown" not in contents
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def test_log_file_unicode(testdir):
log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
log_file={}
log_file_level = INFO
""".format(
log_file
)
)
testdir.makepyfile(
"""\
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import logging
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def test_log_file():
logging.getLogger('catchlog').info("Normal message")
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logging.getLogger('catchlog').info("")
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logging.getLogger('catchlog').info("Another normal message")
"""
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)
result = testdir.runpytest()
# make sure that that we get a '0' exit code for the testsuite
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file, encoding="utf-8") as rfh:
contents = rfh.read()
assert "Normal message" in contents
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assert "" in contents
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assert "Another normal message" in contents
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@pytest.mark.parametrize("has_capture_manager", [True, False])
def test_live_logging_suspends_capture(has_capture_manager, request):
"""Test that capture manager is suspended when we emitting messages for live logging.
This tests the implementation calls instead of behavior because it is difficult/impossible to do it using
``testdir`` facilities because they do their own capturing.
We parametrize the test to also make sure _LiveLoggingStreamHandler works correctly if no capture manager plugin
is installed.
"""
import logging
import contextlib
from functools import partial
from _pytest.logging import _LiveLoggingStreamHandler
class MockCaptureManager:
calls = []
@contextlib.contextmanager
def global_and_fixture_disabled(self):
self.calls.append("enter disabled")
yield
self.calls.append("exit disabled")
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class DummyTerminal(io.StringIO):
def section(self, *args, **kwargs):
pass
out_file = DummyTerminal()
capture_manager = MockCaptureManager() if has_capture_manager else None
handler = _LiveLoggingStreamHandler(out_file, capture_manager)
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handler.set_when("call")
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logger = logging.getLogger(__name__ + ".test_live_logging_suspends_capture")
logger.addHandler(handler)
request.addfinalizer(partial(logger.removeHandler, handler))
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logger.critical("some message")
if has_capture_manager:
assert MockCaptureManager.calls == ["enter disabled", "exit disabled"]
else:
assert MockCaptureManager.calls == []
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assert out_file.getvalue() == "\nsome message\n"
def test_collection_live_logging(testdir):
testdir.makepyfile(
"""
import logging
logging.getLogger().info("Normal message")
"""
)
result = testdir.runpytest("--log-cli-level=INFO")
result.stdout.fnmatch_lines(
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["*--- live log collection ---*", "*Normal message*", "collected 0 items"]
)
@pytest.mark.parametrize("verbose", ["", "-q", "-qq"])
def test_collection_collect_only_live_logging(testdir, verbose):
testdir.makepyfile(
"""
def test_simple():
pass
"""
)
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result = testdir.runpytest("--collect-only", "--log-cli-level=INFO", verbose)
expected_lines = []
if not verbose:
expected_lines.extend(
[
"*collected 1 item*",
"*<Module test_collection_collect_only_live_logging.py>*",
"*no tests ran*",
]
)
elif verbose == "-q":
assert "collected 1 item*" not in result.stdout.str()
expected_lines.extend(
[
"*test_collection_collect_only_live_logging.py::test_simple*",
"no tests ran in 0.[0-9][0-9]s",
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]
)
elif verbose == "-qq":
assert "collected 1 item*" not in result.stdout.str()
expected_lines.extend(["*test_collection_collect_only_live_logging.py: 1*"])
result.stdout.fnmatch_lines(expected_lines)
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def test_collection_logging_to_file(testdir):
log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
log_file={}
log_file_level = INFO
""".format(
log_file
)
)
testdir.makepyfile(
"""
import logging
logging.getLogger().info("Normal message")
def test_simple():
logging.getLogger().debug("debug message in test_simple")
logging.getLogger().info("info message in test_simple")
"""
)
result = testdir.runpytest()
assert "--- live log collection ---" not in result.stdout.str()
assert result.ret == 0
assert os.path.isfile(log_file)
with open(log_file, encoding="utf-8") as rfh:
contents = rfh.read()
assert "Normal message" in contents
assert "debug message in test_simple" not in contents
assert "info message in test_simple" in contents
def test_log_in_hooks(testdir):
log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
log_file={}
log_file_level = INFO
log_cli=true
""".format(
log_file
)
)
testdir.makeconftest(
"""
import logging
def pytest_runtestloop(session):
logging.info('runtestloop')
def pytest_sessionstart(session):
logging.info('sessionstart')
def pytest_sessionfinish(session, exitstatus):
logging.info('sessionfinish')
"""
)
result = testdir.runpytest()
result.stdout.fnmatch_lines(["*sessionstart*", "*runtestloop*", "*sessionfinish*"])
with open(log_file) as rfh:
contents = rfh.read()
assert "sessionstart" in contents
assert "runtestloop" in contents
assert "sessionfinish" in contents
def test_log_in_runtest_logreport(testdir):
log_file = testdir.tmpdir.join("pytest.log").strpath
testdir.makeini(
"""
[pytest]
log_file={}
log_file_level = INFO
log_cli=true
""".format(
log_file
)
)
testdir.makeconftest(
"""
import logging
logger = logging.getLogger(__name__)
def pytest_runtest_logreport(report):
logger.info("logreport")
"""
)
testdir.makepyfile(
"""
def test_first():
assert True
"""
)
testdir.runpytest()
with open(log_file) as rfh:
contents = rfh.read()
assert contents.count("logreport") == 3
def test_log_set_path(testdir):
report_dir_base = testdir.tmpdir.strpath
testdir.makeini(
"""
[pytest]
log_file_level = DEBUG
log_cli=true
"""
)
testdir.makeconftest(
"""
import os
import pytest
@pytest.hookimpl(hookwrapper=True, tryfirst=True)
def pytest_runtest_setup(item):
config = item.config
logging_plugin = config.pluginmanager.get_plugin("logging-plugin")
report_file = os.path.join({}, item._request.node.name)
logging_plugin.set_log_path(report_file)
yield
""".format(
repr(report_dir_base)
)
)
testdir.makepyfile(
"""
import logging
logger = logging.getLogger("testcase-logger")
def test_first():
logger.info("message from test 1")
assert True
def test_second():
logger.debug("message from test 2")
assert True
"""
)
testdir.runpytest()
with open(os.path.join(report_dir_base, "test_first"), "r") as rfh:
content = rfh.read()
assert "message from test 1" in content
with open(os.path.join(report_dir_base, "test_second"), "r") as rfh:
content = rfh.read()
assert "message from test 2" in content
def test_colored_captured_log(testdir):
"""
Test that the level names of captured log messages of a failing test are
colored.
"""
testdir.makepyfile(
"""
import logging
logger = logging.getLogger(__name__)
def test_foo():
logger.info('text going to logger from call')
assert False
"""
)
result = testdir.runpytest("--log-level=INFO", "--color=yes")
assert result.ret == 1
result.stdout.fnmatch_lines(
[
"*-- Captured log call --*",
"\x1b[32mINFO \x1b[0m*text going to logger from call",
]
)
def test_colored_ansi_esc_caplogtext(testdir):
"""
Make sure that caplog.text does not contain ANSI escape sequences.
"""
testdir.makepyfile(
"""
import logging
logger = logging.getLogger(__name__)
def test_foo(caplog):
logger.info('text going to logger from call')
assert '\x1b' not in caplog.text
"""
)
result = testdir.runpytest("--log-level=INFO", "--color=yes")
assert result.ret == 0