[Lldb-commits] [lldb] r254979 - Refactor ResultsFormatter creation into result_formatter.

Todd Fiala via lldb-commits lldb-commits at lists.llvm.org
Mon Dec 7 21:21:07 PST 2015


Yep sure thing.

On Mon, Dec 7, 2015 at 5:00 PM, Zachary Turner <zturner at google.com> wrote:

> I'm going to have to merge this into my patch.  Can you hold off on any
> other patches until I get in?
>
> On Mon, Dec 7, 2015 at 4:56 PM Todd Fiala via lldb-commits <
> lldb-commits at lists.llvm.org> wrote:
>
>> Author: tfiala
>> Date: Mon Dec  7 18:53:56 2015
>> New Revision: 254979
>>
>> URL: http://llvm.org/viewvc/llvm-project?rev=254979&view=rev
>> Log:
>> Refactor ResultsFormatter creation into result_formatter.
>>
>> This cleans up dotest.py and is a pre-step for getting
>> the test inferior runner to send post-inferior run events
>> to the events collector, as this code needs to be accessed
>> from within dosep.py.
>>
>> Modified:
>>     lldb/trunk/packages/Python/lldbsuite/test/dotest.py
>>     lldb/trunk/packages/Python/lldbsuite/test/result_formatter.py
>>
>> Modified: lldb/trunk/packages/Python/lldbsuite/test/dotest.py
>> URL:
>> http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/dotest.py?rev=254979&r1=254978&r2=254979&view=diff
>>
>> ==============================================================================
>> --- lldb/trunk/packages/Python/lldbsuite/test/dotest.py (original)
>> +++ lldb/trunk/packages/Python/lldbsuite/test/dotest.py Mon Dec  7
>> 18:53:56 2015
>> @@ -239,7 +239,6 @@ test_runner_name = None
>>  # Test results handling globals
>>  results_filename = None
>>  results_port = None
>> -results_file_object = None
>>  results_formatter_name = None
>>  results_formatter_object = None
>>  results_formatter_options = None
>> @@ -910,73 +909,24 @@ def createSocketToLocalPort(port):
>>  def setupTestResults():
>>      """Sets up test results-related objects based on arg settings."""
>>      global results_filename
>> -    global results_file_object
>>      global results_formatter_name
>>      global results_formatter_object
>>      global results_formatter_options
>>      global results_port
>>
>> -    default_formatter_name = None
>> -    cleanup_func = None
>> +    # Setup the results formatter configuration.
>> +    config = result_formatter.FormatterConfig()
>> +    config.filename = results_filename
>> +    config.formatter_name = results_formatter_name
>> +    config.formatter_options = results_formatter_options
>> +    config.port = results_port
>> +
>> +    # Create the results formatter.
>> +    formatter_spec = result_formatter.create_results_formatter(config)
>> +    if formatter_spec is not None and formatter_spec.formatter is not
>> None:
>> +        results_formatter_object = formatter_spec.formatter
>>
>> -    if results_filename:
>> -        # Open the results file for writing.
>> -        if results_filename == 'stdout':
>> -            results_file_object = sys.stdout
>> -            cleanup_func = None
>> -        elif results_filename == 'stderr':
>> -            results_file_object = sys.stderr
>> -            cleanup_func = None
>> -        else:
>> -            results_file_object = open(results_filename, "w")
>> -            cleanup_func = results_file_object.close
>> -        default_formatter_name =
>> "lldbsuite.test.result_formatter.XunitFormatter"
>> -    elif results_port:
>> -        # Connect to the specified localhost port.
>> -        results_file_object, cleanup_func = createSocketToLocalPort(
>> -            results_port)
>> -        default_formatter_name = (
>> -            "lldbsuite.test.result_formatter.RawPickledFormatter")
>> -
>> -    # If we have a results formatter name specified and we didn't specify
>> -    # a results file, we should use stdout.
>> -    if results_formatter_name is not None and results_file_object is
>> None:
>> -        # Use stdout.
>> -        results_file_object = sys.stdout
>> -        cleanup_func = None
>> -
>> -    if results_file_object:
>> -        # We care about the formatter.  Choose user-specified or, if
>> -        # none specified, use the default for the output type.
>> -        if results_formatter_name:
>> -            formatter_name = results_formatter_name
>> -        else:
>> -            formatter_name = default_formatter_name
>> -
>> -        # Create an instance of the class.
>> -        # First figure out the package/module.
>> -        components = formatter_name.split(".")
>> -        module = importlib.import_module(".".join(components[:-1]))
>> -
>> -        # Create the class name we need to load.
>> -        clazz = getattr(module, components[-1])
>> -
>> -        # Handle formatter options for the results formatter class.
>> -        formatter_arg_parser = clazz.arg_parser()
>> -        if results_formatter_options and len(results_formatter_options)
>> > 0:
>> -            command_line_options = results_formatter_options
>> -        else:
>> -            command_line_options = []
>> -
>> -        formatter_options = formatter_arg_parser.parse_args(
>> -            command_line_options)
>> -
>> -        # Create the TestResultsFormatter given the processed options.
>> -        results_formatter_object = clazz(
>> -            results_file_object, formatter_options)
>> -
>> -        # Start the results formatter session - we'll only have one
>> -        # during a given dotest process invocation.
>> +        # Send an intialize message to the formatter.
>>          initialize_event = EventBuilder.bare_event("initialize")
>>          if isMultiprocessTestRunner():
>>              if test_runner_name is not None and test_runner_name ==
>> "serial":
>> @@ -989,19 +939,11 @@ def setupTestResults():
>>              worker_count = 1
>>          initialize_event["worker_count"] = worker_count
>>
>> -        results_formatter_object.handle_event(initialize_event)
>> -
>> -        def shutdown_formatter():
>> -            # Tell the formatter to write out anything it may have
>> -            # been saving until the very end (e.g. xUnit results
>> -            # can't complete its output until this point).
>> -            results_formatter_object.send_terminate_as_needed()
>> -
>> -            # And now close out the output file-like object.
>> -            if cleanup_func is not None:
>> -                cleanup_func()
>> +        formatter_spec.formatter.handle_event(initialize_event)
>>
>> -        atexit.register(shutdown_formatter)
>> +        # Make sure we clean up the formatter on shutdown.
>> +        if formatter_spec.cleanup_func is not None:
>> +            atexit.register(formatter_spec.cleanup_func)
>>
>>
>>  def getOutputPaths(lldbRootDirectory):
>>
>> Modified: lldb/trunk/packages/Python/lldbsuite/test/result_formatter.py
>> URL:
>> http://llvm.org/viewvc/llvm-project/lldb/trunk/packages/Python/lldbsuite/test/result_formatter.py?rev=254979&r1=254978&r2=254979&view=diff
>>
>> ==============================================================================
>> --- lldb/trunk/packages/Python/lldbsuite/test/result_formatter.py
>> (original)
>> +++ lldb/trunk/packages/Python/lldbsuite/test/result_formatter.py Mon
>> Dec  7 18:53:56 2015
>> @@ -13,10 +13,12 @@ from __future__ import absolute_import
>>
>>  # System modules
>>  import argparse
>> +import importlib
>>  import inspect
>>  import os
>>  import pprint
>>  import re
>> +import socket
>>  import sys
>>  import threading
>>  import time
>> @@ -30,6 +32,122 @@ from six.moves import cPickle
>>  # LLDB modules
>>
>>
>> +class FormatterConfig(object):
>> +    def __init__(self):
>> +        self.filename = None
>> +        self.port = None
>> +        self.formatter_name = None
>> +        self.formatter_options = None
>> +
>> +
>> +class CreatedFormatter(object):
>> +    def __init__(self, formatter, cleanup_func):
>> +        self.formatter = formatter
>> +        self.cleanup_func = cleanup_func
>> +
>> +
>> +def create_results_formatter(config):
>> +    """Sets up a test results formatter.
>> +
>> +    @param config an instance of FormatterConfig
>> +    that indicates how to setup the ResultsFormatter.
>> +
>> +    @return an instance of CreatedFormatter.
>> +    """
>> +    def create_socket(port):
>> +        """Creates a socket to the localhost on the given port.
>> +
>> +        @param port the port number of the listenering port on
>> +        the localhost.
>> +
>> +        @return (socket object, socket closing function)
>> +        """
>> +        def socket_closer(open_sock):
>> +            """Close down an opened socket properly."""
>> +            open_sock.shutdown(socket.SHUT_RDWR)
>> +            open_sock.close()
>> +
>> +        sock = socket.socket(socket.AF_INET, socket.SOCK_STREAM)
>> +        sock.connect(("localhost", port))
>> +        return (sock, lambda: socket_closer(sock))
>> +
>> +    default_formatter_name = None
>> +    results_file_object = None
>> +    cleanup_func = None
>> +
>> +    if config.filename:
>> +        # Open the results file for writing.
>> +        if config.filename == 'stdout':
>> +            results_file_object = sys.stdout
>> +            cleanup_func = None
>> +        elif config.filename == 'stderr':
>> +            results_file_object = sys.stderr
>> +            cleanup_func = None
>> +        else:
>> +            results_file_object = open(config.filename, "w")
>> +            cleanup_func = results_file_object.close
>> +        default_formatter_name = (
>> +            "lldbsuite.test.result_formatter.XunitFormatter")
>> +    elif config.port:
>> +        # Connect to the specified localhost port.
>> +        results_file_object, cleanup_func = create_socket(config.port)
>> +        default_formatter_name = (
>> +            "lldbsuite.test.result_formatter.RawPickledFormatter")
>> +
>> +    # If we have a results formatter name specified and we didn't specify
>> +    # a results file, we should use stdout.
>> +    if config.formatter_name is not None and results_file_object is None:
>> +        # Use stdout.
>> +        results_file_object = sys.stdout
>> +        cleanup_func = None
>> +
>> +    if results_file_object:
>> +        # We care about the formatter.  Choose user-specified or, if
>> +        # none specified, use the default for the output type.
>> +        if config.formatter_name:
>> +            formatter_name = config.formatter_name
>> +        else:
>> +            formatter_name = default_formatter_name
>> +
>> +        # Create an instance of the class.
>> +        # First figure out the package/module.
>> +        components = formatter_name.split(".")
>> +        module = importlib.import_module(".".join(components[:-1]))
>> +
>> +        # Create the class name we need to load.
>> +        cls = getattr(module, components[-1])
>> +
>> +        # Handle formatter options for the results formatter class.
>> +        formatter_arg_parser = cls.arg_parser()
>> +        if config.formatter_options and len(config.formatter_options) >
>> 0:
>> +            command_line_options = config.formatter_options
>> +        else:
>> +            command_line_options = []
>> +
>> +        formatter_options = formatter_arg_parser.parse_args(
>> +            command_line_options)
>> +
>> +        # Create the TestResultsFormatter given the processed options.
>> +        results_formatter_object = cls(results_file_object,
>> formatter_options)
>> +
>> +        def shutdown_formatter():
>> +            """Shuts down the formatter when it is no longer needed."""
>> +            # Tell the formatter to write out anything it may have
>> +            # been saving until the very end (e.g. xUnit results
>> +            # can't complete its output until this point).
>> +            results_formatter_object.send_terminate_as_needed()
>> +
>> +            # And now close out the output file-like object.
>> +            if cleanup_func is not None:
>> +                cleanup_func()
>> +
>> +        return CreatedFormatter(
>> +            results_formatter_object,
>> +            shutdown_formatter)
>> +    else:
>> +        return None
>> +
>> +
>>  class EventBuilder(object):
>>      """Helper class to build test result event dictionaries."""
>>
>>
>>
>> _______________________________________________
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>> lldb-commits at lists.llvm.org
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>>
>


-- 
-Todd
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