100 lines · python
1"""2Test lldb data formatter subsystem.3"""4 5 6import lldb7from lldbsuite.test.decorators import *8from lldbsuite.test.lldbtest import *9from lldbsuite.test import lldbutil10 11 12class PrintArrayTestCase(TestBase):13 def test_print_array(self):14 """Test that expr -Z works"""15 self.build()16 self.printarray_data_formatter_commands()17 18 def setUp(self):19 # Call super's setUp().20 TestBase.setUp(self)21 # Find the line number to break at.22 self.line = line_number("main.cpp", "break here")23 24 def printarray_data_formatter_commands(self):25 """Test that expr -Z works"""26 self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)27 28 lldbutil.run_break_set_by_file_and_line(29 self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True30 )31 32 self.runCmd("run", RUN_SUCCEEDED)33 34 # The stop reason of the thread should be breakpoint.35 self.expect(36 "thread list",37 STOPPED_DUE_TO_BREAKPOINT,38 substrs=["stopped", "stop reason = breakpoint"],39 )40 41 # This is the function to remove the custom formats in order to have a42 # clean slate for the next test case.43 def cleanup():44 self.runCmd("type format clear", check=False)45 self.runCmd("type summary clear", check=False)46 self.runCmd("type synth clear", check=False)47 48 # Execute the cleanup function during test case tear down.49 self.addTearDownHook(cleanup)50 51 self.expect(52 "expr --element-count 3 -- data", substrs=["[0] = 1", "[1] = 3", "[2] = 5"]53 )54 self.expect("expr data", substrs=["int *", "$", "0x"])55 self.expect(56 "expr -f binary --element-count 0 -- data", substrs=["int *", "$", "0b"]57 )58 self.expect(59 "expr -f hex --element-count 3 -- data",60 substrs=["[0] = 0x", "1", "[1] = 0x", "3", "[2] = 0x", "5"],61 )62 self.expect(63 "expr -f binary --element-count 2 -- data",64 substrs=["int *", "$", "0x", "[0] = 0b", "1", "[1] = 0b", "11"],65 )66 self.expect("parray 3 data", substrs=["[0] = 1", "[1] = 3", "[2] = 5"])67 self.expect(68 "parray `1 + 1 + 1` data", substrs=["[0] = 1", "[1] = 3", "[2] = 5"]69 )70 self.expect("parray `data[1]` data", substrs=["[0] = 1", "[1] = 3", "[2] = 5"])71 self.expect(72 "parray/x 3 data",73 substrs=["[0] = 0x", "1", "[1] = 0x", "3", "[2] = 0x", "5"],74 )75 self.expect(76 "parray/x `data[1]` data",77 substrs=["[0] = 0x", "1", "[1] = 0x", "3", "[2] = 0x", "5"],78 )79 80 # check error conditions81 self.expect(82 "expr --element-count 10 -- 123",83 error=True,84 substrs=[85 "expression cannot be used with --element-count as it does not refer to a pointer"86 ],87 )88 self.expect(89 "expr --element-count 10 -- (void*)123",90 error=True,91 substrs=[92 "expression cannot be used with --element-count as it refers to a pointer to void"93 ],94 )95 self.expect("parray data", error=True, substrs=["invalid element count 'data'"])96 self.expect(97 "parray data data", error=True, substrs=["invalid element count 'data'"]98 )99 self.expect("parray", error=True, substrs=["Not enough arguments provided"])100