forked from OSchip/llvm-project
269 lines
9.1 KiB
Python
269 lines
9.1 KiB
Python
from __future__ import print_function
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from __future__ import absolute_import
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# System modules
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import os
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# Third-party modules
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# LLDB modules
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import lldb
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from .lldbtest import *
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from . import configuration
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from . import lldbutil
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from .decorators import *
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def source_type(filename):
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_, extension = os.path.splitext(filename)
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return {
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'.c': 'C_SOURCES',
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'.cpp': 'CXX_SOURCES',
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'.cxx': 'CXX_SOURCES',
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'.cc': 'CXX_SOURCES',
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'.m': 'OBJC_SOURCES',
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'.mm': 'OBJCXX_SOURCES'
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}.get(extension, None)
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class CommandParser:
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def __init__(self):
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self.breakpoints = []
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def parse_one_command(self, line):
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parts = line.split('//%')
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command = None
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new_breakpoint = True
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if len(parts) == 2:
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command = parts[1].strip() # take off whitespace
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new_breakpoint = parts[0].strip() != ""
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return (command, new_breakpoint)
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def parse_source_files(self, source_files):
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for source_file in source_files:
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file_handle = open(source_file)
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lines = file_handle.readlines()
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line_number = 0
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# non-NULL means we're looking through whitespace to find
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# additional commands
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current_breakpoint = None
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for line in lines:
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line_number = line_number + 1 # 1-based, so we do this first
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(command, new_breakpoint) = self.parse_one_command(line)
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if new_breakpoint:
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current_breakpoint = None
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if command is not None:
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if current_breakpoint is None:
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current_breakpoint = {}
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current_breakpoint['file_name'] = source_file
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current_breakpoint['line_number'] = line_number
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current_breakpoint['command'] = command
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self.breakpoints.append(current_breakpoint)
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else:
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current_breakpoint['command'] = current_breakpoint[
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'command'] + "\n" + command
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def set_breakpoints(self, target):
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for breakpoint in self.breakpoints:
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breakpoint['breakpoint'] = target.BreakpointCreateByLocation(
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breakpoint['file_name'], breakpoint['line_number'])
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def handle_breakpoint(self, test, breakpoint_id):
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for breakpoint in self.breakpoints:
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if breakpoint['breakpoint'].GetID() == breakpoint_id:
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test.execute_user_command(breakpoint['command'])
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return
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class InlineTest(TestBase):
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# Internal implementation
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def getRerunArgs(self):
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# The -N option says to NOT run a if it matches the option argument, so
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# if we are using dSYM we say to NOT run dwarf (-N dwarf) and vice
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# versa.
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if self.using_dsym is None:
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# The test was skipped altogether.
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return ""
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elif self.using_dsym:
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return "-N dwarf " + self.mydir
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else:
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return "-N dsym " + self.mydir
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def BuildMakefile(self):
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makefilePath = self.getBuildArtifact("Makefile")
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if os.path.exists(makefilePath):
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return
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categories = {}
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for f in os.listdir(self.getSourceDir()):
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t = source_type(f)
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if t:
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if t in list(categories.keys()):
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categories[t].append(f)
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else:
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categories[t] = [f]
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makefile = open(makefilePath, 'w+')
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level = os.sep.join(
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[".."] * len(self.mydir.split(os.sep))) + os.sep + "make"
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makefile.write("LEVEL = " + level + "\n")
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for t in list(categories.keys()):
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line = t + " := " + " ".join(categories[t])
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makefile.write(line + "\n")
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if ('OBJCXX_SOURCES' in list(categories.keys())) or (
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'OBJC_SOURCES' in list(categories.keys())):
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makefile.write(
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"LDFLAGS = $(CFLAGS) -lobjc -framework Foundation\n")
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if ('CXX_SOURCES' in list(categories.keys())):
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makefile.write("CXXFLAGS += -std=c++11\n")
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makefile.write("include $(LEVEL)/Makefile.rules\n")
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makefile.write("\ncleanup:\n\trm -f Makefile *.d\n\n")
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makefile.flush()
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makefile.close()
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@add_test_categories(["dsym"])
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def __test_with_dsym(self):
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self.using_dsym = True
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self.BuildMakefile()
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self.build()
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self.do_test()
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__test_with_dsym.debug_info = "dsym"
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@add_test_categories(["dwarf"])
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def __test_with_dwarf(self):
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self.using_dsym = False
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self.BuildMakefile()
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self.build()
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self.do_test()
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__test_with_dwarf.debug_info = "dwarf"
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@add_test_categories(["dwo"])
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def __test_with_dwo(self):
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self.using_dsym = False
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self.BuildMakefile()
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self.build()
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self.do_test()
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__test_with_dwo.debug_info = "dwo"
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@add_test_categories(["gmodules"])
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def __test_with_gmodules(self):
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self.using_dsym = False
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self.BuildMakefile()
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self.build()
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self.do_test()
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__test_with_gmodules.debug_info = "gmodules"
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def execute_user_command(self, __command):
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exec(__command, globals(), locals())
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def do_test(self):
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exe = self.getBuildArtifact("a.out")
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source_files = [f for f in os.listdir(self.getSourceDir())
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if source_type(f)]
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target = self.dbg.CreateTarget(exe)
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parser = CommandParser()
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parser.parse_source_files(source_files)
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parser.set_breakpoints(target)
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process = target.LaunchSimple(None, None, self.get_process_working_directory())
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hit_breakpoints = 0
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while lldbutil.get_stopped_thread(process, lldb.eStopReasonBreakpoint):
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hit_breakpoints += 1
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thread = lldbutil.get_stopped_thread(
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process, lldb.eStopReasonBreakpoint)
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breakpoint_id = thread.GetStopReasonDataAtIndex(0)
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parser.handle_breakpoint(self, breakpoint_id)
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process.Continue()
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self.assertTrue(hit_breakpoints > 0,
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"inline test did not hit a single breakpoint")
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# Either the process exited or the stepping plan is complete.
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self.assertTrue(process.GetState() in [lldb.eStateStopped,
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lldb.eStateExited],
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PROCESS_EXITED)
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# Utilities for testcases
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def check_expression(self, expression, expected_result, use_summary=True):
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value = self.frame().EvaluateExpression(expression)
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self.assertTrue(value.IsValid(), expression + "returned a valid value")
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if self.TraceOn():
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print(value.GetSummary())
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print(value.GetValue())
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if use_summary:
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answer = value.GetSummary()
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else:
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answer = value.GetValue()
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report_str = "%s expected: %s got: %s" % (
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expression, expected_result, answer)
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self.assertTrue(answer == expected_result, report_str)
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def ApplyDecoratorsToFunction(func, decorators):
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tmp = func
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if isinstance(decorators, list):
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for decorator in decorators:
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tmp = decorator(tmp)
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elif hasattr(decorators, '__call__'):
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tmp = decorators(tmp)
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return tmp
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def MakeInlineTest(__file, __globals, decorators=None):
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# Adjust the filename if it ends in .pyc. We want filenames to
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# reflect the source python file, not the compiled variant.
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if __file is not None and __file.endswith(".pyc"):
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# Strip the trailing "c"
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__file = __file[0:-1]
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# Derive the test name from the current file name
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file_basename = os.path.basename(__file)
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InlineTest.mydir = TestBase.compute_mydir(__file)
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test_name, _ = os.path.splitext(file_basename)
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# Build the test case
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test = type(test_name, (InlineTest,), {'using_dsym': None})
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test.name = test_name
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target_platform = lldb.DBG.GetSelectedPlatform().GetTriple().split('-')[2]
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if test_categories.is_supported_on_platform(
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"dsym", target_platform, configuration.compiler):
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test.test_with_dsym = ApplyDecoratorsToFunction(
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test._InlineTest__test_with_dsym, decorators)
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if test_categories.is_supported_on_platform(
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"dwarf", target_platform, configuration.compiler):
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test.test_with_dwarf = ApplyDecoratorsToFunction(
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test._InlineTest__test_with_dwarf, decorators)
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if test_categories.is_supported_on_platform(
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"dwo", target_platform, configuration.compiler):
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test.test_with_dwo = ApplyDecoratorsToFunction(
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test._InlineTest__test_with_dwo, decorators)
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if test_categories.is_supported_on_platform(
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"gmodules", target_platform, configuration.compiler):
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test.test_with_gmodules = ApplyDecoratorsToFunction(
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test._InlineTest__test_with_gmodules, decorators)
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# Add the test case to the globals, and hide InlineTest
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__globals.update({test_name: test})
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# Keep track of the original test filename so we report it
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# correctly in test results.
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test.test_filename = __file
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return test
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