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Merge pull request #6469 from augusto2112/test-stepping-backward-interop
[lldb] Add Swift/C++ backward interop stepping tests
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‎lldb/test/API/lang/swift/cxx_interop/backward/stepping-backward-interop/Makefile

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SWIFT_CXX_HEADER := swift-types.h
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SWIFT_SOURCES := swift-types.swift
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CXX_SOURCES := main.cpp
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SWIFT_CXX_INTEROP := 1
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SWIFTFLAGS_EXTRAS = -Xcc -I$(SRCDIR) -parse-as-library
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CFLAGS = -I. -g
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include Makefile.rules

‎lldb/test/API/lang/swift/cxx_interop/backward/stepping-backward-interop/TestSwiftSteppingBackwardInterop.py

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"""
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Test that Swift types are displayed correctly in C++
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"""
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test.decorators import *
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class TestSwiftSteppingBackwardInterop(TestBase):
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def setup(self, bkpt_str):
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self.build()
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self.runCmd('setting set target.experimental.swift-enable-cxx-interop true')
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_, _, thread, _ = lldbutil.run_to_source_breakpoint(
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self, bkpt_str, lldb.SBFileSpec('main.cpp'))
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return thread
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def check_step_in(self, thread, caller, callee):
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name = thread.frames[0].GetFunctionName()
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self.assertIn(caller, name)
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thread.StepInto()
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name = thread.frames[0].GetFunctionName()
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self.assertIn(callee, name)
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thread.StepOut()
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name = thread.frames[0].GetFunctionName()
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self.assertIn(caller, name)
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def check_step_over(self, thread, func):
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name = thread.frames[0].GetFunctionName()
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self.assertIn(func, name)
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thread.StepOver()
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name = thread.frames[0].GetFunctionName()
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self.assertIn(func, name)
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@swiftTest
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def test_func_step_in(self):
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thread = self.setup('Break here for func')
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self.check_step_in(thread, 'testFunc', 'swiftFunc')
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@swiftTest
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def test_func_step_over(self):
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thread = self.setup('Break here for func')
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self.check_step_over(thread, 'testFunc')
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@swiftTest
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def test_method_step_in_class(self):
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thread = self.setup('Break here for method - class')
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self.check_step_in(thread, 'testMethod', 'SwiftClass.swiftMethod')
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@swiftTest
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def test_method_step_over_class(self):
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thread = self.setup('Break here for method - class')
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self.check_step_over(thread, 'testMethod')
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@expectedFailureAll(bugnumber="rdar://106670255")
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@swiftTest
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def test_init_step_in_class(self):
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thread = self.setup('Break here for constructor - class')
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self.check_step_in(thread, 'testConstructor', 'SwiftClass.init')
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@swiftTest
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def test_init_step_over_class(self):
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thread = self.setup('Break here for constructor - class')
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self.check_step_over(thread, 'testConstructor')
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@swiftTest
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def test_static_method_step_in_class(self):
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thread = self.setup('Break here for static method - class')
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self.check_step_in(thread, 'testStaticMethod', 'SwiftClass.swiftStaticMethod')
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@swiftTest
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def test_static_method_step_over_class(self):
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thread = self.setup('Break here for static method - class')
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self.check_step_over(thread, 'testStaticMethod')
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@swiftTest
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def test_getter_step_in_class(self):
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thread = self.setup('Break here for getter - class')
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self.check_step_in(thread, 'testGetter', 'SwiftClass.swiftProperty.getter')
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@swiftTest
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def test_getter_step_over_class(self):
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thread = self.setup('Break here for getter - class')
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self.check_step_over(thread, 'testGetter')
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@swiftTest
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def test_setter_step_in_class(self):
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thread = self.setup('Break here for setter - class')
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self.check_step_in(thread, 'testSetter', 'SwiftClass.swiftProperty.setter')
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@swiftTest
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def test_setter_step_over_class(self):
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thread = self.setup('Break here for setter - class')
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self.check_step_over(thread, 'testSetter')
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@swiftTest
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def test_overriden_step_in_class(self):
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thread = self.setup('Break here for overridden - class')
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self.check_step_in(thread, 'testOverridenMethod', 'SwiftSubclass.overrideableMethod')
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@swiftTest
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def test_overriden_step_over_class(self):
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thread = self.setup('Break here for overridden')
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self.check_step_over(thread, 'testOverridenMethod')
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@swiftTest
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def test_method_step_in_struct_class(self):
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thread = self.setup('Break here for method - struct')
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self.check_step_in(thread, 'testMethod', 'SwiftStruct.swiftMethod')
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@swiftTest
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def test_method_step_over_struct_class(self):
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thread = self.setup('Break here for method - struct')
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self.check_step_over(thread, 'testMethod')
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@expectedFailureAll(bugnumber="rdar://106670255")
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@swiftTest
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def test_init_step_in_struct_class(self):
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thread = self.setup('Break here for constructor - struct')
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self.check_step_in(thread, 'testConstructor', 'SwiftStruct.init')
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@swiftTest
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def test_init_step_over_struct_class(self):
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thread = self.setup('Break here for constructor - struct')
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self.check_step_over(thread, 'testConstructor')
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@swiftTest
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def test_static_method_step_in_struct(self):
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thread = self.setup('Break here for static method - struct')
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self.check_step_in(thread, 'testStaticMethod', 'SwiftStruct.swiftStaticMethod')
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@swiftTest
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def test_static_method_step_over_struct(self):
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thread = self.setup('Break here for static method - struct')
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self.check_step_over(thread, 'testStaticMethod')
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@swiftTest
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def test_getter_step_in_struct(self):
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thread = self.setup('Break here for getter - struct')
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self.check_step_in(thread, 'testGetter', 'SwiftStruct.swiftProperty.getter')
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@swiftTest
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def test_getter_step_over_struct(self):
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thread = self.setup('Break here for getter - struct')
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self.check_step_over(thread, 'testGetter')
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@swiftTest
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def test_setter_step_in_struct(self):
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thread = self.setup('Break here for setter - struct')
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self.check_step_in(thread, 'testSetter', 'SwiftStruct.swiftProperty.setter')
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@swiftTest
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def test_setter_step_over_struct(self):
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thread = self.setup('Break here for setter - struct')
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self.check_step_over(thread, 'testSetter')
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‎lldb/test/API/lang/swift/cxx_interop/backward/stepping-backward-interop/main.cpp

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#include "swift-types.h"
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using namespace a;
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int testFunc() {
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swiftFunc(); // Break here for func
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return 0;
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}
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int testMethodClass() {
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auto swiftClass = SwiftClass::init();
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swiftClass.swiftMethod(); // Break here for method - class
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return 0;
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}
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int testConstructorClass() {
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auto swiftClass = SwiftClass::init(); // Break here for constructor - class
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return 0;
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}
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int testStaticMethodClass() {
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SwiftClass::swiftStaticMethod(); // Break here for static method - class
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return 0;
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}
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int testGetterClass() {
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auto swiftClass = SwiftClass::init();
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swiftClass.getSwiftProperty(); // Break here for getter - class
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return 0;
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}
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int testSetterClass() {
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auto swiftClass = SwiftClass::init();
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auto str = getString();
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swiftClass.setSwiftProperty(str); // Break here for setter - class
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return 0;
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}
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int testOverridenMethodClass() {
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auto swiftClass = SwiftSubclass::init();
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swiftClass.overrideableMethod(); // Break here for overridden - class
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return 0;
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}
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void testClass() {
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testMethodClass();
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testConstructorClass();
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testStaticMethodClass();
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testGetterClass();
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testSetterClass();
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testOverridenMethodClass();
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}
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int testMethodStruct() {
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auto swiftStruct = SwiftStruct::init();
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swiftStruct.swiftMethod(); // Break here for method - struct
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return 0;
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}
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int testConstructorStruct() {
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auto swiftStruct = SwiftStruct::init(); // Break here for constructor - struct
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return 0;
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}
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int testStaticMethodStruct() {
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SwiftStruct::swiftStaticMethod(); // Break here for static method - struct
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return 0;
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}
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int testGetterStruct() {
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auto swiftStruct = SwiftStruct::init();
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swiftStruct.getSwiftProperty(); // Break here for getter - struct
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return 0;
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}
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int testSetterStruct() {
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auto swiftStruct = SwiftStruct::init();
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auto str = getString();
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swiftStruct.setSwiftProperty(str); // Break here for setter - struct
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return 0;
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}
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void testStruct() {
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testMethodStruct();
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testConstructorStruct();
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testStaticMethodStruct();
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testGetterStruct();
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testSetterStruct();
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}
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int main() {
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testFunc();
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testClass();
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testStruct();
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return 0;
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}

‎lldb/test/API/lang/swift/cxx_interop/backward/stepping-backward-interop/swift-types.swift

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public func swiftFunc() {
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print("Inside a Swift function!")
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}
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public class SwiftClass {
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var field: Int
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var arr: [String]
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public init() {
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field = 42
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arr = ["An", "array", "of", "strings"]
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}
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public func swiftMethod() {
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print("Inside a Swift method!")
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}
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private var _desc = "This is a class with properties!"
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public var swiftProperty: String {
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get {
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return _desc
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}
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set {
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_desc = newValue
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}
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}
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public static func swiftStaticMethod() {
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print("In a Swift static method!")
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}
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public func overrideableMethod() {
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print("In the base class!")
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}
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}
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public class SwiftSubclass: SwiftClass {
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public override func overrideableMethod() {
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print("In subclass!")
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}
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}
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public class SwiftStruct {
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var field: Int
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var arr: [String]
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public init() {
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field = 42
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arr = ["An", "array", "of", "strings"]
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}
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public func swiftMethod() {
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print("Inside a Swift method!")
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}
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private var _desc = "This is a class with properties!"
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public var swiftProperty: String {
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get {
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return _desc
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}
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set {
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_desc = newValue
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}
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}
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public static func swiftStaticMethod() {
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print("In a Swift static method!")
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}
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}
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public func getString() -> String {
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return "A brand new string!";
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}
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