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# TestSwiftDWARFImporterC.py
#
# This source file is part of the Swift.org open source project
#
# Copyright (c) 2014 - 2019 Apple Inc. and the Swift project authors
# Licensed under Apache License v2.0 with Runtime Library Exception
#
# See https://swift.org/LICENSE.txt for license information
# See https://swift.org/CONTRIBUTORS.txt for the list of Swift project authors
#
# ------------------------------------------------------------------------------
import lldb
from lldbsuite.test.decorators import *
import lldbsuite.test.lldbtest as lldbtest
import lldbsuite.test.lldbutil as lldbutil
import os
import unittest2
class TestSwiftDWARFImporterC(lldbtest.TestBase):
mydir = lldbtest.TestBase.compute_mydir(__file__)
def build(self):
include = self.getBuildArtifact('include')
inputs = self.getSourcePath('Inputs')
lldbutil.mkdir_p(include)
import shutil
for f in ['module.modulemap', 'c-header.h', 'submodule.h']:
shutil.copyfile(os.path.join(inputs, f), os.path.join(include, f))
super(TestSwiftDWARFImporterC, self).build()
# Remove the header files to thwart ClangImporter.
self.assertTrue(os.path.isdir(include))
shutil.rmtree(include)
@skipIf(archs=['ppc64le'], bugnumber='SR-10214')
@swiftTest
# This test needs a working Remote Mirrors implementation.
@skipIf(oslist=['windows'])
def test_dwarf_importer(self):
self.build()
target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
self, 'break here', lldb.SBFileSpec('main.swift'))
lldbutil.check_variable(self,
target.FindFirstGlobalVariable("pureSwift"),
value="42")
lldbutil.check_variable(self,
target.FindFirstGlobalVariable("point"),
typename='CModule.Point', num_children=2)
self.expect("target variable point", substrs=["x = 1", "y = 2"])
self.expect("target variable enumerator", substrs=[".yellow"])
self.expect("target variable pureSwiftStruct", substrs=["pure swift"])
self.expect("target variable swiftStructCMember",
substrs=["point", "x = 3", "y = 4",
"sub", "x = 1", "y = 2", "z = 3",
"swift struct c member"])
self.expect("target variable typedef", substrs=["x = 5", "y = 6"])
#self.expect("target variable union",
# substrs=["(DoubleLongUnion)", "long_val = 42"])
self.expect("target variable fromSubmodule",
substrs=["(FromSubmodule)", "x = 1", "y = 2", "z = 3"])
self.expect("target variable withPointer",
substrs=["(WithPointer)", "ptr = nil"])
@skipIf(archs=['ppc64le'], bugnumber='SR-10214')
@swiftTest
# This test needs a working Remote Mirrors implementation.
@skipIf(oslist=['windows'])
def test_dwarf_importer_exprs(self):
self.build()
target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
self, 'break here', lldb.SBFileSpec('main.swift'))
self.expect("expr union", substrs=["(DoubleLongUnion)", "long_val = 42"])
lldbutil.check_variable(self,
target.FindFirstGlobalVariable("pureSwift"),
value="42")
lldbutil.check_variable(self,
target.FindFirstGlobalVariable("point"),
typename='CModule.Point', num_children=2)
self.expect("expr point", substrs=["x = 1", "y = 2"])
self.expect("expr enumerator", substrs=[".yellow"])
self.expect("expr pureSwiftStruct", substrs=["pure swift"])
self.expect("expr swiftStructCMember",
substrs=["point", "x = 3", "y = 4",
"sub", "x = 1", "y = 2", "z = 3",
"swift struct c member"])
self.expect("expr typedef", substrs=["x = 5", "y = 6"])
self.expect("expr union", substrs=["(DoubleLongUnion)", "long_val = 42"])
self.expect("expr fromSubmodule",
substrs=["(FromSubmodule)", "x = 1", "y = 2", "z = 3"])
@skipIf(archs=['ppc64le'], bugnumber='SR-10214')
@swiftTest
@skipIf(setting=('symbols.use-swift-clangimporter', 'false'))
def test_negative(self):
lldb.SBDebugger.MemoryPressureDetected()
self.runCmd("settings set symbols.use-swift-dwarfimporter false")
self.build()
log = self.getBuildArtifact("types.log")
self.runCmd('log enable lldb types -f "%s"' % log)
target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
self, 'break here', lldb.SBFileSpec('main.swift'))
lldbutil.check_variable(self,
target.FindFirstGlobalVariable("point"),
typename="CModule.Point", num_children=2)
# This can't be resolved.
self.expect("expr swiftStructCMember", error=True)
found = False
import io
logfile = io.open(log, "r", encoding='utf-8')
for line in logfile:
if "missing required module" in line:
found = True
self.assertTrue(found)
process.Clear()
target.Clear()
lldb.SBDebugger.MemoryPressureDetected()
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