blob: e8d4d4d62c1f60ef5672e46b6d52e3d110dae47b [file] [log] [blame]
from __future__ import print_function
from __future__ import absolute_import
# System modules
import os
import textwrap
# Third-party modules
import io
# LLDB modules
import lldb
from .lldbtest import *
from . import configuration
from . import lldbutil
from .decorators import *
def source_type(filename):
_, extension = os.path.splitext(filename)
return {
'.c': 'C_SOURCES',
'.cpp': 'CXX_SOURCES',
'.cxx': 'CXX_SOURCES',
'.cc': 'CXX_SOURCES',
}.get(extension, None)
class CommandParser:
def __init__(self):
self.breakpoints = []
def parse_one_command(self, line):
parts = line.split('//%')
command = None
new_breakpoint = True
if len(parts) == 2:
command = parts[1].rstrip()
new_breakpoint = parts[0].strip() != ""
return (command, new_breakpoint)
def parse_source_files(self, source_files):
for source_file in source_files:
file_handle =, encoding='utf-8')
lines = file_handle.readlines()
line_number = 0
# non-NULL means we're looking through whitespace to find
# additional commands
current_breakpoint = None
for line in lines:
line_number = line_number + 1 # 1-based, so we do this first
(command, new_breakpoint) = self.parse_one_command(line)
if new_breakpoint:
current_breakpoint = None
if command is not None:
if current_breakpoint is None:
current_breakpoint = {}
current_breakpoint['file_name'] = source_file
current_breakpoint['line_number'] = line_number
current_breakpoint['command'] = command
current_breakpoint['command'] = current_breakpoint[
'command'] + "\n" + command
for bkpt in self.breakpoints:
bkpt['command'] = textwrap.dedent(bkpt['command'])
def set_breakpoints(self, target):
for breakpoint in self.breakpoints:
breakpoint['breakpoint'] = target.BreakpointCreateByLocation(
breakpoint['file_name'], breakpoint['line_number'])
def handle_breakpoint(self, test, breakpoint_id):
for breakpoint in self.breakpoints:
if breakpoint['breakpoint'].GetID() == breakpoint_id:
class InlineTest(TestBase):
def getBuildDirBasename(self):
return self.__class__.__name__ + "." + self.testMethodName
def BuildMakefile(self):
makefilePath = self.getBuildArtifact("Makefile")
if os.path.exists(makefilePath):
categories = {}
for f in os.listdir(self.getSourceDir()):
t = source_type(f)
if t:
if t in list(categories.keys()):
categories[t] = [f]
with open(makefilePath, 'w+') as makefile:
for t in list(categories.keys()):
line = t + " := " + " ".join(categories[t])
makefile.write(line + "\n")
if ('OBJCXX_SOURCES' in list(categories.keys())) or \
('OBJC_SOURCES' in list(categories.keys())):
"LDFLAGS = $(CFLAGS) -lobjc -framework Foundation\n")
if ('CXX_SOURCES' in list(categories.keys())):
makefile.write("CXXFLAGS += -std=c++11\n")
makefile.write("include Makefile.rules\n")
def _test(self):
def execute_user_command(self, __command):
exec(__command, globals(), locals())
def _get_breakpoint_ids(self, thread):
ids = set()
for i in range(0, thread.GetStopReasonDataCount(), 2):
self.assertGreater(len(ids), 0)
return sorted(ids)
def do_test(self):
exe = self.getBuildArtifact("a.out")
source_files = [f for f in os.listdir(self.getSourceDir())
if source_type(f)]
target = self.dbg.CreateTarget(exe)
parser = CommandParser()
process = target.LaunchSimple(None, None, self.get_process_working_directory())
self.assertIsNotNone(process, PROCESS_IS_VALID)
hit_breakpoints = 0
while lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint):
hit_breakpoints += 1
thread = lldbutil.get_stopped_thread(
process, lldb.eStopReasonBreakpoint)
for bp_id in self._get_breakpoint_ids(thread):
parser.handle_breakpoint(self, bp_id)
self.assertTrue(hit_breakpoints > 0,
"inline test did not hit a single breakpoint")
# Either the process exited or the stepping plan is complete.
self.assertTrue(process.GetState() in [lldb.eStateStopped,
def check_expression(self, expression, expected_result, use_summary=True):
value = self.frame().EvaluateExpression(expression)
self.assertTrue(value.IsValid(), expression + "returned a valid value")
if self.TraceOn():
if use_summary:
answer = value.GetSummary()
answer = value.GetValue()
report_str = "%s expected: %s got: %s" % (
expression, expected_result, answer)
self.assertTrue(answer == expected_result, report_str)
def ApplyDecoratorsToFunction(func, decorators):
tmp = func
if isinstance(decorators, list):
for decorator in decorators:
tmp = decorator(tmp)
elif hasattr(decorators, '__call__'):
tmp = decorators(tmp)
return tmp
def MakeInlineTest(__file, __globals, decorators=None, name=None,
# Adjust the filename if it ends in .pyc. We want filenames to
# reflect the source python file, not the compiled variant.
if __file is not None and __file.endswith(".pyc"):
# Strip the trailing "c"
__file = __file[0:-1]
if name is None:
# Derive the test name from the current file name
file_basename = os.path.basename(__file)
name, _ = os.path.splitext(file_basename)
test_func = ApplyDecoratorsToFunction(InlineTest._test, decorators)
# Build the test case
test_class = type(name, (InlineTest,), dict(test=test_func,
name=name, _build_dict=build_dict))
# Add the test case to the globals, and hide InlineTest
__globals.update({name: test_class})
# Keep track of the original test filename so we report it
# correctly in test results.
test_class.test_filename = __file
test_class.mydir = TestBase.compute_mydir(__file)
return test_class