test_ok1/testing/logging/test_reporting.py

# -*- coding: utf-8 -*-
import os
import re
from io import open

import six

import pytest


def test_nothing_logged(testdir):
    testdir.makepyfile(
        """
        import sys

        def test_foo():
            sys.stdout.write('text going to stdout')
            sys.stderr.write('text going to stderr')
            assert False
        """
    )
    result = testdir.runpytest()
    assert result.ret == 1
    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):
        result.stdout.fnmatch_lines(["*- Captured *log call -*"])


def test_messages_logged(testdir):
    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
        """
    )
    result = testdir.runpytest("--log-level=INFO")
    assert result.ret == 1
    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):
    testdir.makepyfile(
        """
        import logging
        logger = logging.getLogger()

        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
    """
    )
    log_file = testdir.tmpdir.join("pytest.log").strpath
    result = testdir.runpytest("--log-level=ERROR", "--log-file=pytest.log")
    assert result.ret == 1

    # The capture log calls in the stdout section only contain the
    # logger.error msg, because of --log-level=ERROR.
    result.stdout.fnmatch_lines(["*error text going to logger*"])
    stdout = result.stdout.str()
    assert "warning text going to logger" not in stdout
    assert "info text going to logger" not in stdout

    # 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):
    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
    """
    )

    result = testdir.runpytest("--log-cli-level=INFO", "--log-level=ERROR")
    assert result.ret == 1

    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):
    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
    """
    )
    result = testdir.runpytest("--log-level=INFO")
    assert result.ret == 1
    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):
    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
        """
    )
    result = testdir.runpytest("--log-level=INFO")
    assert result.ret == 1
    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):
    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
        """
    )
    result = testdir.runpytest("--no-print-logs")
    print(result.stdout)
    assert result.ret == 1
    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):
        result.stdout.fnmatch_lines(["*- Captured *log call -*"])


def test_disable_log_capturing_ini(testdir):
    testdir.makeini(
        """
        [pytest]
        log_print=False
        """
    )
    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
        """
    )
    result = testdir.runpytest()
    print(result.stdout)
    assert result.ret == 1
    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):
        result.stdout.fnmatch_lines(["*- Captured *log call -*"])


@pytest.mark.parametrize("enabled", [True, False])
def test_log_cli_enabled_disabled(testdir, enabled):
    msg = "critical message logged by test"
    testdir.makepyfile(
        """
        import logging
        def test_log_cli():
            logging.critical("{}")
    """.format(
            msg
        )
    )
    if enabled:
        testdir.makeini(
            """
            [pytest]
            log_cli=true
        """
        )
    result = testdir.runpytest()
    if enabled:
        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",
                "PASSED*",
            ]
        )
    else:
        assert msg not in result.stdout.str()


def test_log_cli_default_level(testdir):
    # Default log file level
    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")
    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest()

    # fnmatch_lines does an assertion internally
    result.stdout.fnmatch_lines(
        [
            "test_log_cli_default_level.py::test_log_cli ",
            "WARNING*test_log_cli_default_level.py* message will be shown*",
        ]
    )
    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"""
    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")
    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest()
    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."""
    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 <<<<<<<')
    """
    )

    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")
    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest()
    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."""
    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 <<<<<<<')
    """
    )

    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")

    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest()
    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."""
    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 <<<<<<<')
    """
    )

    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")
    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest()
    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
    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')
    """
    )
    testdir.makeini(
        """
        [pytest]
        log_cli=true
    """
    )

    result = testdir.runpytest("-s", "--log-cli-level=INFO")

    # fnmatch_lines does an assertion internally
    result.stdout.fnmatch_lines(
        [
            "*test_log_cli_level.py*This log message will be shown",
            "PASSED",  # 'PASSED' on its own line because the log message prints a new line
        ]
    )
    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

    result = testdir.runpytest("-s", "--log-level=INFO")

    # fnmatch_lines does an assertion internally
    result.stdout.fnmatch_lines(
        [
            "*test_log_cli_level.py* This log message will be shown",
            "PASSED",  # 'PASSED' on its own line because the log message prints a new line
        ]
    )
    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
        """
    )
    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')
    """
    )

    result = testdir.runpytest("-s")

    # fnmatch_lines does an assertion internally
    result.stdout.fnmatch_lines(
        [
            "*test_log_cli_ini_level.py* This log message will be shown",
            "PASSED",  # 'PASSED' on its own line because the log message prints a new line
        ]
    )
    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


@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.
    """
    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")

    """
    )
    testdir.makeini(
        """
        [pytest]
        log_level=INFO
        log_cli_level=INFO
    """
    )

    result = testdir.runpytest(cli_args)
    stdout = result.stdout.str()
    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:
        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
    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')
    """
    )

    log_file = testdir.tmpdir.join("pytest.log").strpath

    result = testdir.runpytest(
        "-s", "--log-file={}".format(log_file), "--log-file-level=WARNING"
    )

    # fnmatch_lines does an assertion internally
    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
    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')
    """
    )

    log_file = testdir.tmpdir.join("pytest.log").strpath

    result = testdir.runpytest(
        "-s", "--log-file={}".format(log_file), "--log-file-level=INFO"
    )

    # fnmatch_lines does an assertion internally
    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):
    testdir.makepyfile(
        """
        import logging
        def test_log_file():
            assert logging.getLogger().level == logging.WARNING
    """
    )
    result = testdir.runpytest("-s")
    result.stdout.fnmatch_lines(["* 1 passed in *"])


def test_log_file_ini(testdir):
    log_file = testdir.tmpdir.join("pytest.log").strpath

    testdir.makeini(
        """
        [pytest]
        log_file={}
        log_file_level=WARNING
        """.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')
    """
    )

    result = testdir.runpytest("-s")

    # fnmatch_lines does an assertion internally
    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):
    log_file = testdir.tmpdir.join("pytest.log").strpath

    testdir.makeini(
        """
        [pytest]
        log_file={}
        log_file_level = INFO
        """.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')
    """
    )

    result = testdir.runpytest("-s")

    # fnmatch_lines does an assertion internally
    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


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(
        """
        # -*- coding: utf-8 -*-
        from __future__ import unicode_literals
        import logging

        def test_log_file():
            logging.getLogger('catchlog').info("Normal message")
            logging.getLogger('catchlog').info("├")
            logging.getLogger('catchlog').info("Another normal message")
    """
    )

    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
        assert u"├" in contents
        assert "Another normal message" in contents


@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")

    class DummyTerminal(six.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)
    handler.set_when("call")

    logger = logging.getLogger(__name__ + ".test_live_logging_suspends_capture")
    logger.addHandler(handler)
    request.addfinalizer(partial(logger.removeHandler, handler))

    logger.critical("some message")
    if has_capture_manager:
        assert MockCaptureManager.calls == ["enter disabled", "exit disabled"]
    else:
        assert MockCaptureManager.calls == []
    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(
        [
            "collecting*",
            "*--- live log collection ---*",
            "*Normal message*",
            "collected 0 items",
        ]
    )


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