| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class CppDataFormatterTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| def setUp(self): |
| # Call super's setUp(). |
| TestBase.setUp(self) |
| # Find the line number to break at. |
| self.line = line_number('main.cpp', '// Set break point at this line.') |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr24462: Data formatters have problems on Windows") |
| @skipIf(debug_info="gmodules", |
| bugnumber="https://bugs.llvm.org/show_bug.cgi?id=36048") |
| def test_with_run_command(self): |
| """Test that that file and class static variables display correctly.""" |
| self.build() |
| self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) |
| |
| lldbutil.run_break_set_by_file_and_line( |
| self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True) |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| # The stop reason of the thread should be breakpoint. |
| self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT, |
| substrs=['stopped', |
| 'stop reason = breakpoint']) |
| |
| self.expect("frame variable", |
| substrs=['(Speed) SPILookHex = 5.55' # Speed by default is 5.55. |
| ]) |
| |
| # This is the function to remove the custom formats in order to have a |
| # clean slate for the next test case. |
| def cleanup(): |
| self.runCmd('type format clear', check=False) |
| self.runCmd('type summary clear', check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| self.runCmd("type format add -C yes -f x Speed BitField") |
| self.runCmd("type format add -C no -f c RealNumber") |
| self.runCmd("type format add -C no -f x Type2") |
| self.runCmd("type format add -C yes -f c Type1") |
| |
| # The type format list should show our custom formats. |
| self.expect("type format list", |
| substrs=['RealNumber', |
| 'Speed', |
| 'BitField', |
| 'Type1', |
| 'Type2']) |
| |
| self.expect("frame variable", |
| patterns=['\(Speed\) SPILookHex = 0x[0-9a-f]+' # Speed should look hex-ish now. |
| ]) |
| |
| # gcc4.2 on Mac OS X skips typedef chains in the DWARF output |
| if self.getCompiler() in ['clang', 'llvm-gcc']: |
| self.expect("frame variable", |
| patterns=['\(SignalMask\) SMILookHex = 0x[0-9a-f]+' # SignalMask should look hex-ish now. |
| ]) |
| self.expect("frame variable", matching=False, |
| patterns=['\(Type4\) T4ILookChar = 0x[0-9a-f]+' # Type4 should NOT look hex-ish now. |
| ]) |
| |
| # Now let's delete the 'Speed' custom format. |
| self.runCmd("type format delete Speed") |
| |
| # The type format list should not show 'Speed' at this point. |
| self.expect("type format list", matching=False, |
| substrs=['Speed']) |
| |
| # Delete type format for 'Speed', we should expect an error message. |
| self.expect("type format delete Speed", error=True, |
| substrs=['no custom formatter for Speed']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"arr = ${var%s}\" -x \"char \\[[0-9]+\\]\" -v") |
| |
| self.expect("frame variable strarr", |
| substrs=['arr = "Hello world!"']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| "type summary add --summary-string \"ptr = ${var%s}\" \"char *\" -v") |
| |
| self.expect("frame variable strptr", |
| substrs=['ptr = "Hello world!"']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"arr = ${var%s}\" -x \"char \\[[0-9]+\\]\" -v") |
| |
| self.expect("frame variable strarr", |
| substrs=['arr = "Hello world!']) |
| |
| # check that rdar://problem/10011145 (Standard summary format for |
| # char[] doesn't work as the result of "expr".) is solved |
| self.expect("p strarr", |
| substrs=['arr = "Hello world!']) |
| |
| self.expect("frame variable strptr", |
| substrs=['ptr = "Hello world!"']) |
| |
| self.expect("p strptr", |
| substrs=['ptr = "Hello world!"']) |
| |
| self.expect( |
| "p (char*)\"1234567890123456789012345678901234567890123456789012345678901234ABC\"", |
| substrs=[ |
| '(char *) $', |
| ' = ptr = ', |
| ' "1234567890123456789012345678901234567890123456789012345678901234ABC"']) |
| |
| self.runCmd("type summary add -c Point") |
| |
| self.expect("frame variable iAmSomewhere", |
| substrs=['x = 4', |
| 'y = 6']) |
| |
| self.expect("type summary list", |
| substrs=['Point', |
| 'one-line']) |
| |
| self.runCmd("type summary add --summary-string \"y=${var.y%x}\" Point") |
| |
| self.expect("frame variable iAmSomewhere", |
| substrs=['y=0x']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"y=${var.y},x=${var.x}\" Point") |
| |
| self.expect("frame variable iAmSomewhere", |
| substrs=['y=6', |
| 'x=4']) |
| |
| self.runCmd("type summary add --summary-string \"hello\" Point -e") |
| |
| self.expect("type summary list", |
| substrs=['Point', |
| 'show children']) |
| |
| self.expect("frame variable iAmSomewhere", |
| substrs=['hello', |
| 'x = 4', |
| '}']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"Sign: ${var[31]%B} Exponent: ${var[23-30]%x} Mantissa: ${var[0-22]%u}\" ShowMyGuts") |
| |
| self.expect("frame variable cool_pointer->floating", |
| substrs=['Sign: true', |
| 'Exponent: 0x', |
| '80']) |
| |
| self.runCmd("type summary add --summary-string \"a test\" i_am_cool") |
| |
| self.expect("frame variable cool_pointer", |
| substrs=['a test']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"a test\" i_am_cool --skip-pointers") |
| |
| self.expect("frame variable cool_pointer", |
| substrs=['a test'], |
| matching=False) |
| |
| self.runCmd( |
| "type summary add --summary-string \"${var[1-3]}\" \"int [5]\"") |
| |
| self.expect("frame variable int_array", |
| substrs=['2', |
| '3', |
| '4']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| "type summary add --summary-string \"${var[0-2].integer}\" \"i_am_cool *\"") |
| self.runCmd( |
| "type summary add --summary-string \"${var[2-4].integer}\" \"i_am_cool [5]\"") |
| |
| self.expect("frame variable cool_array", |
| substrs=['1,1,6']) |
| |
| self.expect("frame variable cool_pointer", |
| substrs=['3,0,0']) |
| |
| # test special symbols for formatting variables into summaries |
| self.runCmd( |
| "type summary add --summary-string \"cool object @ ${var%L}\" i_am_cool") |
| self.runCmd("type summary delete \"i_am_cool [5]\"") |
| |
| # this test might fail if the compiler tries to store |
| # these values into registers.. hopefully this is not |
| # going to be the case |
| self.expect("frame variable cool_array", |
| substrs=['[0] = cool object @ 0x', |
| '[1] = cool object @ 0x', |
| '[2] = cool object @ 0x', |
| '[3] = cool object @ 0x', |
| '[4] = cool object @ 0x']) |
| |
| # test getting similar output by exploiting ${var} = 'type @ location' |
| # for aggregates |
| self.runCmd("type summary add --summary-string \"${var}\" i_am_cool") |
| |
| # this test might fail if the compiler tries to store |
| # these values into registers.. hopefully this is not |
| # going to be the case |
| self.expect("frame variable cool_array", |
| substrs=['[0] = i_am_cool @ 0x', |
| '[1] = i_am_cool @ 0x', |
| '[2] = i_am_cool @ 0x', |
| '[3] = i_am_cool @ 0x', |
| '[4] = i_am_cool @ 0x']) |
| |
| # test getting same output by exploiting %T and %L together for |
| # aggregates |
| self.runCmd( |
| "type summary add --summary-string \"${var%T} @ ${var%L}\" i_am_cool") |
| |
| # this test might fail if the compiler tries to store |
| # these values into registers.. hopefully this is not |
| # going to be the case |
| self.expect("frame variable cool_array", |
| substrs=['[0] = i_am_cool @ 0x', |
| '[1] = i_am_cool @ 0x', |
| '[2] = i_am_cool @ 0x', |
| '[3] = i_am_cool @ 0x', |
| '[4] = i_am_cool @ 0x']) |
| |
| self.runCmd("type summary add --summary-string \"goofy\" i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"${var.second_cool%S}\" i_am_cooler") |
| |
| self.expect("frame variable the_coolest_guy", |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| # check that unwanted type specifiers are removed |
| self.runCmd("type summary delete i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"goofy\" \"class i_am_cool\"") |
| self.expect("frame variable the_coolest_guy", |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| self.runCmd("type summary delete i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"goofy\" \"enum i_am_cool\"") |
| self.expect("frame variable the_coolest_guy", |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| self.runCmd("type summary delete i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"goofy\" \"struct i_am_cool\"") |
| self.expect("frame variable the_coolest_guy", |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| # many spaces, but we still do the right thing |
| self.runCmd("type summary delete i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"goofy\" \"union i_am_cool\"") |
| self.expect("frame variable the_coolest_guy", |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| # but that not *every* specifier is removed |
| self.runCmd("type summary delete i_am_cool") |
| self.runCmd( |
| "type summary add --summary-string \"goofy\" \"wrong i_am_cool\"") |
| self.expect("frame variable the_coolest_guy", matching=False, |
| substrs=['(i_am_cooler) the_coolest_guy = goofy']) |
| |
| # check that formats are not sticking since that is the behavior we |
| # want |
| self.expect("frame variable iAmInt --format hex", |
| substrs=['(int) iAmInt = 0x00000001']) |
| self.expect( |
| "frame variable iAmInt", |
| matching=False, |
| substrs=['(int) iAmInt = 0x00000001']) |
| self.expect("frame variable iAmInt", substrs=['(int) iAmInt = 1']) |