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# TestSwiftDWARFImporterObjC.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 TestSwiftDWARFImporterObjC(lldbtest.TestBase):
mydir = lldbtest.TestBase.compute_mydir(__file__)
def build(self):
include = self.getBuildArtifact('include')
inputs = self.getSourcePath(os.path.join('Inputs', 'module'))
lldbutil.mkdir_p(include)
import shutil
for f in ['module.modulemap', 'objc-header.h']:
shutil.copyfile(os.path.join(inputs, f), os.path.join(include, f))
super(TestSwiftDWARFImporterObjC, self).build()
# Remove the header files to thwart ClangImporter.
self.assertTrue(os.path.isdir(include))
shutil.rmtree(include)
@skipUnlessDarwin
@swiftTest
def test(self):
self.runCmd("settings set symbols.use-swift-dwarfimporter true")
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("obj"),
typename="Swift.Optional<ObjCModule.ObjCClass>",
num_children=0)
self.expect("target var obj", substrs=["ObjCClass",
"private_ivar", "42"])
self.expect("target var swiftChild", substrs=["ObjCClass",
"private_ivar", "42"])
# swift-lldb 5.2 would present this as a native Clang type,
# this capability was lost. But it wasn't particularly useful either.
#self.expect("target var -d no-dyn proto", substrs=["(id)", "proto"])
#self.expect("target var -d run proto", substrs=["(ProtoImpl)", "proto"])
#self.expect("target var -O proto", substrs=["<ProtoImpl"])
@skipUnlessDarwin
@swiftTest
def test_expr(self):
self.runCmd("settings set symbols.use-swift-dwarfimporter true")
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("obj"),
typename="Swift.Optional<ObjCModule.ObjCClass>",
num_children=0)
self.expect("expr obj", substrs=["ObjCClass",
"private_ivar", "42"])
self.expect("expr swiftChild", substrs=["ObjCClass",
"private_ivar", "42"])
@skipUnlessDarwin
@swiftTest
def test_eager_member_completion(self):
"""
ClangImporter deserializes members lazily. However, for
DWARFImporter there is no API to lookup a member by name, so
it relies on eagerly importing all members when their
containing is realized.
This end-to-end-test tests that this works.
Don't add anything else to it!
"""
self.runCmd("settings set symbols.use-swift-dwarfimporter true")
self.build()
target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
self, 'break here', lldb.SBFileSpec('main.swift'))
self.expect("expr swiftChild!.number", substrs=["42"])
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