text: # TestSwiftMacroConflict.py
  #
  # This source file is part of the Swift.org open source project
  #
  # Copyright (c) 2018 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.lldbtest import *
  from lldbsuite.test.decorators import *
  import lldbsuite.test.lldbutil as lldbutil
  import os
  import unittest2
  import shutil
  
  class TestSwiftMacroConflict(TestBase):
  
      mydir = TestBase.compute_mydir(__file__)
  
      def setUp(self):
          TestBase.setUp(self)
  
      @skipUnlessDarwin
      @swiftTest
      def test(self):
          # To ensure we hit the rebuild problem remove the cache to avoid caching.
          mod_cache = self.getBuildArtifact("my-clang-modules-cache")
          if os.path.isdir(mod_cache):
            shutil.rmtree(mod_cache)
  
          self.runCmd('settings set symbols.use-swift-dwarfimporter false')
          self.runCmd('settings set symbols.clang-modules-cache-path "%s"'
                      % mod_cache)
          self.build()
  
          target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
          self.registerSharedLibrariesWithTarget(target, ['Foo', 'Bar'])
  
          target, process, _, _ = lldbutil.run_to_source_breakpoint(
              self, 'break here', lldb.SBFileSpec('Bar.swift'))
          bar_value = self.frame().EvaluateExpression("bar")
          self.expect("fr var bar", "correct bar", substrs=["23"])
  
          foo_breakpoint = target.BreakpointCreateBySourceRegex(
              'break here', lldb.SBFileSpec('Foo.swift'))
          process.Continue()
  
          threads = lldbutil.get_threads_stopped_at_breakpoint(
              process, foo_breakpoint)
          frame = threads[0].GetFrameAtIndex(0)
          foo_value = frame.EvaluateExpression("foo")
          # One is expected to fail because we use the same -D define as above.
          self.assertTrue(foo_value.GetError().Success() ^
                          bar_value.GetError().Success())
  
          self.assertTrue(os.path.isdir(mod_cache), "module cache exists")
          lldb.SBDebugger.MemoryPressureDetected()
  
      @skipUnlessDarwin
      @swiftTest
      def test_with_dwarfimporter(self):
          """
          With DWARFImporter installed, both variables should be visible.
          """
          # To ensure we hit the rebuild problem remove the cache to avoid caching.
          mod_cache = self.getBuildArtifact("my-clang-modules-cache")
          if os.path.isdir(mod_cache):
            shutil.rmtree(mod_cache)
  
          self.runCmd('settings set symbols.use-swift-dwarfimporter true')
          self.runCmd('settings set symbols.clang-modules-cache-path "%s"'
                      % mod_cache)
          self.build()
  
          target = self.dbg.CreateTarget(self.getBuildArtifact("a.out"))
          self.registerSharedLibrariesWithTarget(target, ['Foo', 'Bar'])
  
          target, process, _, _ = lldbutil.run_to_source_breakpoint(
              self, 'break here', lldb.SBFileSpec('Bar.swift'))
          self.expect("v bar", substrs=["23"])
          foo_breakpoint = target.BreakpointCreateBySourceRegex(
              'break here', lldb.SBFileSpec('Foo.swift'))
          process.Continue()
          self.expect("v foo", substrs=["42"])
          self.assertTrue(os.path.isdir(mod_cache), "module cache exists")
          lldb.SBDebugger.MemoryPressureDetected()
  
  if __name__ == '__main__':
      import atexit
      lldb.SBDebugger.Initialize()
      atexit.register(lldb.SBDebugger.Terminate)
      unittest2.main()
  