| """ |
| Test lldb-mi -gdb-set and -gdb-show commands. |
| """ |
| |
| from __future__ import print_function |
| |
| |
| import unittest2 |
| import lldbmi_testcase |
| from lldbsuite.test.decorators import * |
| from lldbsuite.test.lldbtest import * |
| from lldbsuite.test import lldbutil |
| |
| |
| class MiGdbSetShowTestCase(lldbmi_testcase.MiTestCaseBase): |
| |
| mydir = TestBase.compute_mydir(__file__) |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| def test_lldbmi_gdb_set_target_async_default(self): |
| """Test that 'lldb-mi --interpreter' switches to async mode by default.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Switch to sync mode |
| self.runCmd("-gdb-set target-async off") |
| self.expect("\^done") |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"off\"") |
| |
| # Test that -gdb-set switches to async by default |
| self.runCmd("-gdb-set target-async") |
| self.expect("\^done") |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"on\"") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| @expectedFlakeyLinux("llvm.org/pr26028") # Fails in ~1% of cases |
| def test_lldbmi_gdb_set_target_async_on(self): |
| """Test that 'lldb-mi --interpreter' can execute commands in async mode.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Switch to sync mode |
| self.runCmd("-gdb-set target-async off") |
| self.expect("\^done") |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"off\"") |
| |
| # Test that -gdb-set can switch to async mode |
| self.runCmd("-gdb-set target-async on") |
| self.expect("\^done") |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"on\"") |
| |
| # Load executable |
| self.runCmd("-file-exec-and-symbols %s" % self.myexe) |
| self.expect("\^done") |
| |
| # Test that program is executed in async mode |
| self.runCmd("-exec-run") |
| self.expect("\*running") |
| self.expect("@\"argc=1") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| @expectedFailureAll( |
| oslist=["linux"], |
| bugnumber="Failing in ~11/600 dosep runs (build 3120-3122)") |
| def test_lldbmi_gdb_set_target_async_off(self): |
| """Test that 'lldb-mi --interpreter' can execute commands in sync mode.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Test that -gdb-set can switch to sync mode |
| self.runCmd("-gdb-set target-async off") |
| self.expect("\^done") |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"off\"") |
| |
| # Load executable |
| self.runCmd("-file-exec-and-symbols %s" % self.myexe) |
| self.expect("\^done") |
| |
| # Test that program is executed in async mode |
| self.runCmd("-exec-run") |
| unexpected = ["\*running"] # "\*running" is async notification |
| it = self.expect(unexpected + ["@\"argc=1\\\\r\\\\n"]) |
| if it < len(unexpected): |
| self.fail("unexpected found: %s" % unexpected[it]) |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| def test_lldbmi_gdb_show_target_async(self): |
| """Test that 'lldb-mi --interpreter' in async mode by default.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Test that default target-async value is "on" |
| self.runCmd("-gdb-show target-async") |
| self.expect("\^done,value=\"on\"") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| def test_lldbmi_gdb_show_language(self): |
| """Test that 'lldb-mi --interpreter' can get current language.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Load executable |
| self.runCmd("-file-exec-and-symbols %s" % self.myexe) |
| self.expect("\^done") |
| |
| # Run to main |
| self.runCmd("-break-insert -f main") |
| self.expect("\^done,bkpt={number=\"1\"") |
| self.runCmd("-exec-run") |
| self.expect("\^running") |
| self.expect("\*stopped,reason=\"breakpoint-hit\"") |
| |
| # Test that -gdb-show language gets current language |
| self.runCmd("-gdb-show language") |
| self.expect("\^done,value=\"c\+\+\"") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @unittest2.expectedFailure("-gdb-set ignores unknown properties") |
| def test_lldbmi_gdb_set_unknown(self): |
| """Test that 'lldb-mi --interpreter' fails when setting an unknown property.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Test that -gdb-set fails if property is unknown |
| self.runCmd("-gdb-set unknown some_value") |
| self.expect("\^error") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @unittest2.expectedFailure("-gdb-show ignores unknown properties") |
| def test_lldbmi_gdb_show_unknown(self): |
| """Test that 'lldb-mi --interpreter' fails when showing an unknown property.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Test that -gdb-show fails if property is unknown |
| self.runCmd("-gdb-show unknown") |
| self.expect("\^error") |
| |
| @expectedFailureAll( |
| oslist=["windows"], |
| bugnumber="llvm.org/pr22274: need a pexpect replacement for windows") |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| @skipIfLinux # llvm.org/pr22841: lldb-mi tests fail on all Linux buildbots |
| def test_lldbmi_gdb_set_ouptut_radix(self): |
| """Test that 'lldb-mi --interpreter' works for -gdb-set output-radix.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Load executable |
| self.runCmd("-file-exec-and-symbols %s" % self.myexe) |
| self.expect("\^done") |
| |
| # Run to BP_printf |
| line = line_number('main.cpp', '// BP_printf') |
| self.runCmd("-break-insert main.cpp:%d" % line) |
| self.expect("\^done,bkpt={number=\"1\"") |
| self.runCmd("-exec-run") |
| self.expect("\^running") |
| self.expect("\*stopped,reason=\"breakpoint-hit\"") |
| |
| # Setup variable |
| self.runCmd("-var-create var_a * a") |
| self.expect( |
| "\^done,name=\"var_a\",numchild=\"0\",value=\"10\",type=\"int\",thread-id=\"1\",has_more=\"0\"") |
| |
| # Test default output |
| self.runCmd("-var-evaluate-expression var_a") |
| self.expect("\^done,value=\"10\"") |
| |
| # Test hex output |
| self.runCmd("-gdb-set output-radix 16") |
| self.expect("\^done") |
| self.runCmd("-var-evaluate-expression var_a") |
| self.expect("\^done,value=\"0xa\"") |
| |
| # Test octal output |
| self.runCmd("-gdb-set output-radix 8") |
| self.expect("\^done") |
| self.runCmd("-var-evaluate-expression var_a") |
| self.expect("\^done,value=\"012\"") |
| |
| # Test decimal output |
| self.runCmd("-gdb-set output-radix 10") |
| self.expect("\^done") |
| self.runCmd("-var-evaluate-expression var_a") |
| self.expect("\^done,value=\"10\"") |
| |
| @skipIfWindows # llvm.org/pr24452: Get lldb-mi tests working on Windows |
| @skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races |
| @expectedFailureAll( |
| bugnumber="llvm.org/pr31485: data-disassemble doesn't follow flavor settings") |
| def test_lldbmi_gdb_set_disassembly_flavor(self): |
| """Test that 'lldb-mi --interpreter' works for -gdb-set disassembly-flavor.""" |
| |
| self.spawnLldbMi(args=None) |
| |
| # Load executable |
| self.runCmd("-file-exec-and-symbols %s" % self.myexe) |
| self.expect("\^done") |
| |
| # Run to BP_printf |
| line = line_number('main.cpp', '// BP_printf') |
| self.runCmd("-break-insert main.cpp:%d" % line) |
| self.expect("\^done,bkpt={number=\"1\"") |
| self.runCmd("-exec-run") |
| self.expect("\^running") |
| self.expect("\*stopped,reason=\"breakpoint-hit\".+addr=\"(0x[0-9a-f]+)\"") |
| |
| # Get starting and ending address from $pc |
| pc = int(self.child.match.group(1), base=16) |
| s_addr, e_addr = pc, pc + 1 |
| |
| # Test default output (att) |
| self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr)) |
| self.expect("movl ") |
| |
| # Test intel style |
| self.runCmd("-gdb-set disassembly-flavor intel") |
| self.expect("\^done") |
| self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr)) |
| self.expect("mov ") |
| |
| # Test AT&T style |
| self.runCmd("-gdb-set disassembly-flavor intel") |
| self.expect("\^done") |
| self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr)) |
| self.expect("movl ") |
