| """ |
| Test lldb data formatter subsystem. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import os |
| import time |
| import lldb |
| from lldbsuite.test.lldbtest import * |
| import lldbsuite.test.lldbutil as lldbutil |
| |
| |
| class AdvDataFormatterTestCase(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.') |
| |
| 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']) |
| |
| # 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) |
| self.runCmd( |
| "settings set target.max-children-count 256", |
| check=False) |
| |
| # Execute the cleanup function during test case tear down. |
| self.addTearDownHook(cleanup) |
| |
| self.runCmd("type summary add --summary-string \"pippo\" \"i_am_cool\"") |
| |
| self.runCmd( |
| "type summary add --summary-string \"pluto\" -x \"i_am_cool[a-z]*\"") |
| |
| self.expect("frame variable cool_boy", |
| substrs=['pippo']) |
| |
| self.expect("frame variable cooler_boy", |
| substrs=['pluto']) |
| |
| self.runCmd("type summary delete i_am_cool") |
| |
| self.expect("frame variable cool_boy", |
| substrs=['pluto']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| "type summary add --summary-string \"${var[]}\" -x \"int \\[[0-9]\\]") |
| |
| self.expect("frame variable int_array", |
| substrs=['1,2,3,4,5']) |
| |
| # this will fail if we don't do [] as regex correctly |
| self.runCmd( |
| 'type summary add --summary-string "${var[].integer}" "i_am_cool[]') |
| |
| self.expect("frame variable cool_array", |
| substrs=['1,1,1,1,6']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| "type summary add --summary-string \"${var[1-0]%x}\" \"int\"") |
| |
| self.expect("frame variable iAmInt", |
| substrs=['01']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"${var[0-1]%x}\" \"int\"") |
| |
| self.expect("frame variable iAmInt", |
| substrs=['01']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd("type summary add --summary-string \"${var[0-1]%x}\" int") |
| self.runCmd( |
| "type summary add --summary-string \"${var[0-31]%x}\" float") |
| |
| self.expect("frame variable *pointer", |
| substrs=['0x', |
| '2']) |
| |
| # check fix for <rdar://problem/11338654> LLDB crashes when using a |
| # "type summary" that uses bitfields with no format |
| self.runCmd("type summary add --summary-string \"${var[0-1]}\" int") |
| self.expect("frame variable iAmInt", |
| substrs=['9 1']) |
| |
| self.expect("frame variable cool_array[3].floating", |
| substrs=['0x']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"low bits are ${*var[0-1]} tgt is ${*var}\" \"int *\"") |
| |
| self.expect("frame variable pointer", |
| substrs=['low bits are', |
| 'tgt is 6']) |
| |
| self.expect( |
| "frame variable int_array --summary-string \"${*var[0-1]}\"", |
| substrs=['3']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| 'type summary add --summary-string \"${var[0-1]}\" -x \"int \[[0-9]\]\"') |
| |
| self.expect("frame variable int_array", |
| substrs=['1,2']) |
| |
| self.runCmd( |
| 'type summary add --summary-string \"${var[0-1]}\" "int []"') |
| |
| self.expect("frame variable int_array", |
| substrs=['1,2']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd("type summary add -c -x \"i_am_cool \[[0-9]\]\"") |
| self.runCmd("type summary add -c i_am_cool") |
| |
| self.expect("frame variable cool_array", |
| substrs=['[0]', |
| '[1]', |
| '[2]', |
| '[3]', |
| '[4]', |
| 'integer', |
| 'character', |
| 'floating']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"int = ${*var.int_pointer}, float = ${*var.float_pointer}\" IWrapPointers") |
| |
| self.expect("frame variable wrapper", |
| substrs=['int = 4', |
| 'float = 1.1']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"low bits = ${*var.int_pointer[2]}\" IWrapPointers -p") |
| |
| self.expect("frame variable wrapper", |
| substrs=['low bits = 1']) |
| |
| self.expect("frame variable *wrap_pointer", |
| substrs=['low bits = 1']) |
| |
| self.runCmd("type summary clear") |
| |
| self.expect( |
| "frame variable int_array --summary-string \"${var[0][0-2]%hex}\"", |
| substrs=[ |
| '0x', |
| '7']) |
| |
| self.runCmd("type summary clear") |
| |
| self.runCmd( |
| "type summary add --summary-string \"${*var[].x[0-3]%hex} is a bitfield on a set of integers\" -x \"SimpleWithPointers \[[0-9]\]\"") |
| |
| self.expect( |
| "frame variable couple --summary-string \"${*var.sp.x[0-2]} are low bits of integer ${*var.sp.x}. If I pretend it is an array I get ${var.sp.x[0-5]}\"", |
| substrs=[ |
| '1 are low bits of integer 9.', |
| 'If I pretend it is an array I get [9,']) |
| |
| # if the summary has an error, we still display the value |
| self.expect( |
| "frame variable couple --summary-string \"${*var.sp.foo[0-2]\"", |
| substrs=[ |
| '(Couple) couple = {', |
| 'x = 0x', |
| 'y = 0x', |
| 'z = 0x', |
| 's = 0x']) |
| |
| self.runCmd( |
| "type summary add --summary-string \"${*var.sp.x[0-2]} are low bits of integer ${*var.sp.x}. If I pretend it is an array I get ${var.sp.x[0-5]}\" Couple") |
| |
| self.expect("frame variable sparray", |
| substrs=['[0x0000000f,0x0000000c,0x00000009]']) |
| |
| # check that we can format a variable in a summary even if a format is |
| # defined for its datatype |
| self.runCmd("type format add -f hex int") |
| self.runCmd( |
| "type summary add --summary-string \"x=${var.x%d}\" Simple") |
| |
| self.expect("frame variable a_simple_object", |
| substrs=['x=3']) |
| |
| self.expect("frame variable a_simple_object", matching=False, |
| substrs=['0x0']) |
| |
| # now check that the default is applied if we do not hand out a format |
| self.runCmd("type summary add --summary-string \"x=${var.x}\" Simple") |
| |
| self.expect("frame variable a_simple_object", matching=False, |
| substrs=['x=3']) |
| |
| self.expect("frame variable a_simple_object", matching=True, |
| substrs=['x=0x00000003']) |
| |
| # check that we can correctly cap the number of children shown |
| self.runCmd("settings set target.max-children-count 5") |
| |
| self.expect('frame variable a_long_guy', matching=True, |
| substrs=['a_1', |
| 'b_1', |
| 'c_1', |
| 'd_1', |
| 'e_1', |
| '...']) |
| |
| # check that no further stuff is printed (not ALL values are checked!) |
| self.expect('frame variable a_long_guy', matching=False, |
| substrs=['f_1', |
| 'g_1', |
| 'h_1', |
| 'i_1', |
| 'j_1', |
| 'q_1', |
| 'a_2', |
| 'f_2', |
| 't_2', |
| 'w_2']) |
| |
| self.runCmd("settings set target.max-children-count 1") |
| self.expect('frame variable a_long_guy', matching=True, |
| substrs=['a_1', |
| '...']) |
| self.expect('frame variable a_long_guy', matching=False, |
| substrs=['b_1', |
| 'c_1', |
| 'd_1', |
| 'e_1']) |
| self.expect('frame variable a_long_guy', matching=False, |
| substrs=['f_1', |
| 'g_1', |
| 'h_1', |
| 'i_1', |
| 'j_1', |
| 'q_1', |
| 'a_2', |
| 'f_2', |
| 't_2', |
| 'w_2']) |
| |
| self.runCmd("settings set target.max-children-count 30") |
| self.expect('frame variable a_long_guy', matching=True, |
| substrs=['a_1', |
| 'b_1', |
| 'c_1', |
| 'd_1', |
| 'e_1', |
| 'z_1', |
| 'a_2', |
| 'b_2', |
| 'c_2', |
| 'd_2', |
| '...']) |
| self.expect('frame variable a_long_guy', matching=False, |
| substrs=['e_2', |
| 'n_2', |
| 'r_2', |
| 'i_2', |
| 'k_2', |
| 'o_2']) |
| |
| # override the cap |
| self.expect( |
| 'frame variable a_long_guy --show-all-children', |
| matching=True, |
| substrs=[ |
| 'a_1', |
| 'b_1', |
| 'c_1', |
| 'd_1', |
| 'e_1', |
| 'z_1', |
| 'a_2', |
| 'b_2', |
| 'c_2', |
| 'd_2']) |
| self.expect( |
| 'frame variable a_long_guy --show-all-children', |
| matching=True, |
| substrs=[ |
| 'e_2', |
| 'n_2', |
| 'r_2', |
| 'i_2', |
| 'k_2', |
| 'o_2']) |
| self.expect( |
| 'frame variable a_long_guy --show-all-children', |
| matching=False, |
| substrs=['...']) |
