| """ |
| Test that lldb persistent types works correctly. |
| """ |
| |
| 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 PersistenttypesTestCase(TestBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @expectedFailureAll(oslist=["windows"], bugnumber="llvm.org/pr21765") |
| def test_persistent_types(self): |
| """Test that lldb persistent types works correctly.""" |
| self.build() |
| |
| self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) |
| |
| self.runCmd("breakpoint set --name main") |
| |
| self.runCmd("run", RUN_SUCCEEDED) |
| |
| self.runCmd("expression struct $foo { int a; int b; };") |
| |
| self.expect( |
| "expression struct $foo $my_foo; $my_foo.a = 2; $my_foo.b = 3;", |
| startstr="(int) $0 = 3") |
| |
| self.expect("expression $my_foo", |
| substrs=['a = 2', 'b = 3']) |
| |
| self.runCmd("expression typedef int $bar") |
| |
| self.expect("expression $bar i = 5; i", |
| startstr="($bar) $1 = 5") |
| |
| self.runCmd( |
| "expression struct $foobar { char a; char b; char c; char d; };") |
| self.runCmd("next") |
| |
| self.expect( |
| "memory read foo -t $foobar", |
| substrs=[ |
| '($foobar) 0x', |
| ' = ', |
| "a = 'H'", |
| "b = 'e'", |
| "c = 'l'", |
| "d = 'l'"]) # persistent types are OK to use for memory read |
| |
| self.expect( |
| "memory read foo -t foobar", |
| substrs=[ |
| '($foobar) 0x', |
| ' = ', |
| "a = 'H'", |
| "b = 'e'", |
| "c = 'l'", |
| "d = 'l'"], |
| matching=False, |
| error=True) # the type name is $foobar, make sure we settle for nothing less |
| |
| self.expect("expression struct { int a; int b; } x = { 2, 3 }; x", |
| substrs=['a = 2', 'b = 3']) |
| |
| self.expect( |
| "expression struct { int x; int y; int z; } object; object.y = 1; object.z = 3; object.x = 2; object", |
| substrs=[ |
| 'x = 2', |
| 'y = 1', |
| 'z = 3']) |
| |
| self.expect( |
| "expression struct A { int x; int y; }; struct { struct A a; int z; } object; object.a.y = 1; object.z = 3; object.a.x = 2; object", |
| substrs=[ |
| 'x = 2', |
| 'y = 1', |
| 'z = 3']) |