93 lines · python
1"""2Test number of threads.3"""4 5 6import lldb7from lldbsuite.test.decorators import *8from lldbsuite.test.lldbtest import *9from lldbsuite.test import lldbutil10 11 12class MultipleBreakpointTestCase(TestBase):13 def setUp(self):14 # Call super's setUp().15 TestBase.setUp(self)16 # Find the line number for our breakpoint.17 self.breakpoint = line_number("main.cpp", "// Set breakpoint here")18 19 @expectedFailureAll(20 oslist=["linux"],21 bugnumber="llvm.org/pr15824 thread states not properly maintained",22 )23 @expectedFailureAll(24 oslist=lldbplatformutil.getDarwinOSTriples(),25 bugnumber="llvm.org/pr15824 thread states not properly maintained and <rdar://problem/28557237>",26 )27 @expectedFailureAll(28 oslist=["freebsd"],29 bugnumber="llvm.org/pr18190 thread states not properly maintained",30 )31 @skipIfWindows # This is flakey on Windows: llvm.org/pr24668, llvm.org/pr3837332 @expectedFailureNetBSD33 def test(self):34 """Test simultaneous breakpoints in multiple threads."""35 self.build()36 exe = self.getBuildArtifact("a.out")37 self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)38 39 # This should create a breakpoint in the main thread.40 lldbutil.run_break_set_by_file_and_line(41 self, "main.cpp", self.breakpoint, num_expected_locations=142 )43 44 # Run the program.45 self.runCmd("run", RUN_SUCCEEDED)46 47 # The stop reason of the thread should be breakpoint.48 # The breakpoint may be hit in either thread 2 or thread 3.49 self.expect(50 "thread list",51 STOPPED_DUE_TO_BREAKPOINT,52 substrs=["stopped", "stop reason = breakpoint"],53 )54 55 # Get the target process56 target = self.dbg.GetSelectedTarget()57 process = target.GetProcess()58 59 # Get the number of threads60 num_threads = process.GetNumThreads()61 62 # Make sure we see all three threads63 self.assertGreaterEqual(64 num_threads,65 3,66 "Number of expected threads and actual threads do not match.",67 )68 69 # Get the thread objects70 thread1 = process.GetThreadAtIndex(0)71 thread2 = process.GetThreadAtIndex(1)72 thread3 = process.GetThreadAtIndex(2)73 74 # Make sure both threads are stopped75 self.assertTrue(76 thread1.IsStopped(), "Primary thread didn't stop during breakpoint"77 )78 self.assertTrue(79 thread2.IsStopped(), "Secondary thread didn't stop during breakpoint"80 )81 self.assertTrue(82 thread3.IsStopped(), "Tertiary thread didn't stop during breakpoint"83 )84 85 # Delete the first breakpoint then continue86 self.runCmd("breakpoint delete 1")87 88 # Run to completion89 self.runCmd("continue")90 91 # At this point, the inferior process should have exited.92 self.assertEqual(process.GetState(), lldb.eStateExited, PROCESS_EXITED)93