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Currently on remote platforms the lldb-mi tests fail, which means they time out. Given how many of the lldb-mi tests there are, this means a long wait. llvm-svn: 296951
261 lines
9.9 KiB
Python
261 lines
9.9 KiB
Python
"""
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Test lldb-mi -gdb-set and -gdb-show commands.
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"""
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from __future__ import print_function
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import unittest2
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import lldbmi_testcase
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from lldbsuite.test.decorators import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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class MiGdbSetShowTestCase(lldbmi_testcase.MiTestCaseBase):
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mydir = TestBase.compute_mydir(__file__)
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_set_target_async_default(self):
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"""Test that 'lldb-mi --interpreter' switches to async mode by default."""
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self.spawnLldbMi(args=None)
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# Switch to sync mode
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self.runCmd("-gdb-set target-async off")
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self.expect("\^done")
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"off\"")
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# Test that -gdb-set switches to async by default
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self.runCmd("-gdb-set target-async")
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self.expect("\^done")
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"on\"")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@expectedFlakeyLinux("llvm.org/pr26028") # Fails in ~1% of cases
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_set_target_async_on(self):
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"""Test that 'lldb-mi --interpreter' can execute commands in async mode."""
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self.spawnLldbMi(args=None)
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# Switch to sync mode
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self.runCmd("-gdb-set target-async off")
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self.expect("\^done")
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"off\"")
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# Test that -gdb-set can switch to async mode
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self.runCmd("-gdb-set target-async on")
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self.expect("\^done")
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"on\"")
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# Load executable
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self.runCmd("-file-exec-and-symbols %s" % self.myexe)
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self.expect("\^done")
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# Test that program is executed in async mode
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self.runCmd("-exec-run")
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self.expect("\*running")
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self.expect("@\"argc=1")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@expectedFailureAll(
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oslist=["linux"],
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bugnumber="Failing in ~11/600 dosep runs (build 3120-3122)")
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_set_target_async_off(self):
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"""Test that 'lldb-mi --interpreter' can execute commands in sync mode."""
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self.spawnLldbMi(args=None)
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# Test that -gdb-set can switch to sync mode
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self.runCmd("-gdb-set target-async off")
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self.expect("\^done")
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"off\"")
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# Load executable
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self.runCmd("-file-exec-and-symbols %s" % self.myexe)
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self.expect("\^done")
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# Test that program is executed in async mode
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self.runCmd("-exec-run")
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unexpected = ["\*running"] # "\*running" is async notification
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it = self.expect(unexpected + ["@\"argc=1\\\\r\\\\n"])
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if it < len(unexpected):
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self.fail("unexpected found: %s" % unexpected[it])
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_show_target_async(self):
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"""Test that 'lldb-mi --interpreter' in async mode by default."""
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self.spawnLldbMi(args=None)
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# Test that default target-async value is "on"
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self.runCmd("-gdb-show target-async")
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self.expect("\^done,value=\"on\"")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_show_language(self):
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"""Test that 'lldb-mi --interpreter' can get current language."""
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self.spawnLldbMi(args=None)
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# Load executable
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self.runCmd("-file-exec-and-symbols %s" % self.myexe)
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self.expect("\^done")
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# Run to main
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self.runCmd("-break-insert -f main")
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self.expect("\^done,bkpt={number=\"1\"")
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self.runCmd("-exec-run")
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self.expect("\^running")
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self.expect("\*stopped,reason=\"breakpoint-hit\"")
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# Test that -gdb-show language gets current language
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self.runCmd("-gdb-show language")
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self.expect("\^done,value=\"c\+\+\"")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@unittest2.expectedFailure("-gdb-set ignores unknown properties")
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_set_unknown(self):
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"""Test that 'lldb-mi --interpreter' fails when setting an unknown property."""
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self.spawnLldbMi(args=None)
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# Test that -gdb-set fails if property is unknown
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self.runCmd("-gdb-set unknown some_value")
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self.expect("\^error")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@unittest2.expectedFailure("-gdb-show ignores unknown properties")
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_show_unknown(self):
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"""Test that 'lldb-mi --interpreter' fails when showing an unknown property."""
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self.spawnLldbMi(args=None)
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# Test that -gdb-show fails if property is unknown
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self.runCmd("-gdb-show unknown")
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self.expect("\^error")
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@expectedFailureAll(
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oslist=["windows"],
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bugnumber="llvm.org/pr22274: need a pexpect replacement for windows")
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@skipIfLinux # llvm.org/pr22841: lldb-mi tests fail on all Linux buildbots
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@skipIfRemote # We do not currently support remote debugging via the MI.
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def test_lldbmi_gdb_set_ouptut_radix(self):
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"""Test that 'lldb-mi --interpreter' works for -gdb-set output-radix."""
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self.spawnLldbMi(args=None)
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# Load executable
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self.runCmd("-file-exec-and-symbols %s" % self.myexe)
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self.expect("\^done")
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# Run to BP_printf
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line = line_number('main.cpp', '// BP_printf')
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self.runCmd("-break-insert main.cpp:%d" % line)
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self.expect("\^done,bkpt={number=\"1\"")
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self.runCmd("-exec-run")
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self.expect("\^running")
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self.expect("\*stopped,reason=\"breakpoint-hit\"")
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# Setup variable
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self.runCmd("-var-create var_a * a")
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self.expect(
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"\^done,name=\"var_a\",numchild=\"0\",value=\"10\",type=\"int\",thread-id=\"1\",has_more=\"0\"")
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# Test default output
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self.runCmd("-var-evaluate-expression var_a")
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self.expect("\^done,value=\"10\"")
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# Test hex output
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self.runCmd("-gdb-set output-radix 16")
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self.expect("\^done")
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self.runCmd("-var-evaluate-expression var_a")
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self.expect("\^done,value=\"0xa\"")
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# Test octal output
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self.runCmd("-gdb-set output-radix 8")
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self.expect("\^done")
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self.runCmd("-var-evaluate-expression var_a")
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self.expect("\^done,value=\"012\"")
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# Test decimal output
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self.runCmd("-gdb-set output-radix 10")
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self.expect("\^done")
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self.runCmd("-var-evaluate-expression var_a")
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self.expect("\^done,value=\"10\"")
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@skipIfWindows # llvm.org/pr24452: Get lldb-mi tests working on Windows
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@skipIfFreeBSD # llvm.org/pr22411: Failure presumably due to known thread races
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@skipIfRemote # We do not currently support remote debugging via the MI.
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@expectedFailureAll(
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bugnumber="llvm.org/pr31485: data-disassemble doesn't follow flavor settings")
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def test_lldbmi_gdb_set_disassembly_flavor(self):
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"""Test that 'lldb-mi --interpreter' works for -gdb-set disassembly-flavor."""
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self.spawnLldbMi(args=None)
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# Load executable
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self.runCmd("-file-exec-and-symbols %s" % self.myexe)
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self.expect("\^done")
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# Run to BP_printf
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line = line_number('main.cpp', '// BP_printf')
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self.runCmd("-break-insert main.cpp:%d" % line)
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self.expect("\^done,bkpt={number=\"1\"")
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self.runCmd("-exec-run")
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self.expect("\^running")
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self.expect("\*stopped,reason=\"breakpoint-hit\".+addr=\"(0x[0-9a-f]+)\"")
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# Get starting and ending address from $pc
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pc = int(self.child.match.group(1), base=16)
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s_addr, e_addr = pc, pc + 1
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# Test default output (att)
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self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr))
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self.expect("movl ")
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# Test intel style
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self.runCmd("-gdb-set disassembly-flavor intel")
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self.expect("\^done")
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self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr))
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self.expect("mov ")
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# Test AT&T style
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self.runCmd("-gdb-set disassembly-flavor intel")
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self.expect("\^done")
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self.runCmd("-data-disassemble -s %d -e %d -- 0" % (s_addr, e_addr))
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self.expect("movl ")
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