1import lldb 2from lldbsuite.test.lldbtest import * 3import lldbsuite.test.lldbutil as lldbutil 4 5 6class TestMoveNearest(TestBase): 7 NO_DEBUG_INFO_TESTCASE = True 8 9 def setUp(self): 10 # Call super's setUp(). 11 TestBase.setUp(self) 12 # Find the line number to break inside main(). 13 self.line1 = line_number("foo.h", "// !BR1") 14 self.line2 = line_number("foo.h", "// !BR2") 15 self.line_between = line_number("main.cpp", "// BR_Between") 16 print("BR_Between found at", self.line_between) 17 self.line_main = line_number("main.cpp", "// !BR_main") 18 19 def test(self): 20 """Test target.move-to-nearest logic""" 21 22 self.build() 23 target = self.dbg.CreateTarget(self.getBuildArtifact("a.out")) 24 self.assertTrue(target, VALID_TARGET) 25 26 lldbutil.run_break_set_by_symbol(self, "main", sym_exact=True) 27 environment = self.registerSharedLibrariesWithTarget(target, ["foo"]) 28 process = target.LaunchSimple( 29 None, environment, self.get_process_working_directory() 30 ) 31 self.assertState(process.GetState(), lldb.eStateStopped) 32 33 # Regardless of the -m value the breakpoint should have exactly one 34 # location on the foo functions 35 self.runCmd("settings set target.move-to-nearest-code true") 36 lldbutil.run_break_set_by_file_and_line( 37 self, "foo.h", self.line1, loc_exact=True, extra_options="-m 1" 38 ) 39 lldbutil.run_break_set_by_file_and_line( 40 self, "foo.h", self.line2, loc_exact=True, extra_options="-m 1" 41 ) 42 43 self.runCmd("settings set target.move-to-nearest-code false") 44 lldbutil.run_break_set_by_file_and_line( 45 self, "foo.h", self.line1, loc_exact=True, extra_options="-m 0" 46 ) 47 lldbutil.run_break_set_by_file_and_line( 48 self, "foo.h", self.line2, loc_exact=True, extra_options="-m 0" 49 ) 50 51 # Make sure we set a breakpoint in main with -m 1 for various lines in 52 # the function declaration 53 # "int" 54 lldbutil.run_break_set_by_file_and_line( 55 self, "main.cpp", self.line_main - 1, extra_options="-m 1" 56 ) 57 # "main()" 58 lldbutil.run_break_set_by_file_and_line( 59 self, "main.cpp", self.line_main, extra_options="-m 1" 60 ) 61 # "{" 62 lldbutil.run_break_set_by_file_and_line( 63 self, "main.cpp", self.line_main + 1, extra_options="-m 1" 64 ) 65 # "return .." 66 lldbutil.run_break_set_by_file_and_line( 67 self, "main.cpp", self.line_main + 2, extra_options="-m 1" 68 ) 69 70 # Make sure we don't put move the breakpoint if it is set between two functions: 71 lldbutil.run_break_set_by_file_and_line( 72 self, 73 "main.cpp", 74 self.line_between, 75 extra_options="-m 1", 76 num_expected_locations=0, 77 ) 78