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# TestSwiftFixIts.py
#
# This source file is part of the Swift.org open source project
#
# Copyright (c) 2014 - 2016 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
#
# ------------------------------------------------------------------------------
"""
Test getting return values
"""
import lldb
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *
import lldbsuite.test.lldbutil as lldbutil
import unittest2
class TestSwiftFixIts(TestBase):
@swiftTest
def test_swift_fixits(self):
"""Test applying fixits to expressions"""
self.build()
self.do_test()
def setUp(self):
TestBase.setUp(self)
self.main_source = "main.swift"
self.main_source_spec = lldb.SBFileSpec(self.main_source)
def do_test(self):
"""Tests that we can break and display simple types"""
exe_name = "a.out"
exe = self.getBuildArtifact(exe_name)
# Create the target
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
# Set the breakpoints
breakpoint = target.BreakpointCreateBySourceRegex(
'break here to test fixits', self.main_source_spec)
self.assertTrue(breakpoint.GetNumLocations() > 0, VALID_BREAKPOINT)
# Launch the process, and do not stop at the entry point.
self.process = target.LaunchSimple(None, None, os.getcwd())
self.assertTrue(self.process, PROCESS_IS_VALID)
# Frame #0 should be at our breakpoint.
threads = lldbutil.get_threads_stopped_at_breakpoint(
self.process, breakpoint)
self.assertTrue(len(threads) == 1)
self.thread = threads[0]
frame = self.thread.frames[0]
options = lldb.SBExpressionOptions()
options.SetAutoApplyFixIts(False)
# First make sure the expressions fail with no fixits:
value = frame.EvaluateExpression(
"var $tmp : Int = does_have.could_be!!", options)
self.assertTrue(value.GetError().Fail())
self.assertTrue(
value.GetError().GetError() != 0x1001,
'Failure was not "no return type"')
value = frame.EvaluateExpression(
"var $tmp2 = wrapper.wrapped", options)
self.assertTrue(value.GetError().Fail())
self.assertTrue(
value.GetError().GetError() != 0x1001,
'Failure was not "no return type"')
# Now turn on auto apply:
options.SetAutoApplyFixIts(True)
value = frame.EvaluateExpression(
"var $tmp : Int = does_have.could_be!!", options)
self.assertTrue(value.GetError().Fail(),
"There's no result so this is counted a fail.")
self.assertTrue(
value.GetError().GetError() == 0x1001,
'This error is "no return type"')
# Check that the expressions were correct:
tmp_value = frame.EvaluateExpression("$tmp == 100")
self.assertSuccess(tmp_value.GetError())
self.assertTrue(tmp_value.GetSummary() == 'true')
value = frame.EvaluateExpression(
"var $tmp2 = wrapper.wrapped", options)
tmp_value = frame.EvaluateExpression("$tmp2 == 7")
self.assertSuccess(tmp_value.GetError())
self.assertTrue(tmp_value.GetSummary() == 'true')
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