diff options
Diffstat (limited to 'lldb/test/lang/cpp/class_static/TestStaticVariables.py')
| -rw-r--r-- | lldb/test/lang/cpp/class_static/TestStaticVariables.py | 142 |
1 files changed, 142 insertions, 0 deletions
diff --git a/lldb/test/lang/cpp/class_static/TestStaticVariables.py b/lldb/test/lang/cpp/class_static/TestStaticVariables.py new file mode 100644 index 00000000000..18415b16595 --- /dev/null +++ b/lldb/test/lang/cpp/class_static/TestStaticVariables.py @@ -0,0 +1,142 @@ +""" +Test display and Python APIs on file and class static variables. +""" + +import os, time +import unittest2 +import lldb +from lldbtest import * + +class StaticVariableTestCase(TestBase): + + mydir = os.path.join("lang", "cpp", "class_static") + + @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") + def test_with_dsym_and_run_command(self): + """Test that file and class static variables display correctly.""" + self.buildDsym() + self.static_variable_commands() + + def test_with_dwarf_and_run_command(self): + """Test that file and class static variables display correctly.""" + self.buildDwarf() + self.static_variable_commands() + + @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") + @python_api_test + def test_with_dsym_and_python_api(self): + """Test Python APIs on file and class static variables.""" + self.buildDsym() + self.static_variable_python() + + @python_api_test + def test_with_dwarf_and_python_api(self): + """Test Python APIs on file and class static variables.""" + self.buildDwarf() + self.static_variable_python() + + 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 static_variable_commands(self): + """Test that that file and class static variables display correctly.""" + self.runCmd("file a.out", CURRENT_EXECUTABLE_SET) + + self.expect("breakpoint set -f main.cpp -l %d" % self.line, + BREAKPOINT_CREATED, + startstr = "Breakpoint created: 1: file ='main.cpp', line = %d, locations = 1" % + self.line) + + 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']) + + # On Mac OS X, gcc 4.2 emits the wrong debug info for A::g_points. + slist = ['(PointType [2]) g_points', 'A::g_points'] + + # 'frame variable -G' finds and displays global variable(s) by name. + self.expect('frame variable -G g_points', VARIABLES_DISPLAYED_CORRECTLY, + substrs = slist) + + # A::g_points is an array of two elements. + if sys.platform.startswith("darwin") and self.getCompiler() in ['clang', 'llvm-gcc']: + self.expect("frame variable A::g_points[1].x", VARIABLES_DISPLAYED_CORRECTLY, + startstr = "(int) A::g_points[1].x = 11") + + def static_variable_python(self): + """Test Python APIs on file and class static variables.""" + exe = os.path.join(os.getcwd(), "a.out") + + target = self.dbg.CreateTarget(exe) + self.assertTrue(target, VALID_TARGET) + + breakpoint = target.BreakpointCreateByLocation("main.cpp", self.line) + self.assertTrue(breakpoint, VALID_BREAKPOINT) + + # Now launch the process, and do not stop at entry point. + process = target.LaunchSimple(None, None, os.getcwd()) + self.assertTrue(process, PROCESS_IS_VALID) + + # The stop reason of the thread should be breakpoint. + thread = process.GetThreadAtIndex(0) + if thread.GetStopReason() != lldb.eStopReasonBreakpoint: + from lldbutil import stop_reason_to_str + self.fail(STOPPED_DUE_TO_BREAKPOINT_WITH_STOP_REASON_AS % + stop_reason_to_str(thread.GetStopReason())) + + # Get the SBValue of 'A::g_points' and 'g_points'. + frame = thread.GetFrameAtIndex(0) + + # arguments => False + # locals => False + # statics => True + # in_scope_only => False + valList = frame.GetVariables(False, False, True, False) + + for val in valList: + self.DebugSBValue(frame, val) + self.assertTrue(val.GetValueType() == lldb.eValueTypeVariableGlobal) + name = val.GetName() + self.assertTrue(name in ['g_points', 'A::g_points']) + if name == 'g_points': + self.assertTrue(val.GetNumChildren() == 2) + elif name == 'A::g_points' and self.getCompiler() in ['clang', 'llvm-gcc']: + # On Mac OS X, gcc 4.2 emits the wrong debug info for A::g_points. + self.assertTrue(val.GetNumChildren() == 2) + child1 = val.GetChildAtIndex(1) + self.DebugSBValue(frame, child1) + child1_x = child1.GetChildAtIndex(0) + self.DebugSBValue(frame, child1_x) + self.assertTrue(child1_x.GetTypeName() == 'int' and + child1_x.GetValue(frame) == '11') + + # SBFrame.FindValue() should also work. + val = frame.FindValue("A::g_points", lldb.eValueTypeVariableGlobal) + self.DebugSBValue(frame, val) + self.assertTrue(val.GetName() == 'A::g_points') + + # Also exercise the "parameter" and "local" scopes while we are at it. + val = frame.FindValue("argc", lldb.eValueTypeVariableArgument) + self.DebugSBValue(frame, val) + self.assertTrue(val.GetName() == 'argc') + + val = frame.FindValue("argv", lldb.eValueTypeVariableArgument) + self.DebugSBValue(frame, val) + self.assertTrue(val.GetName() == 'argv') + + val = frame.FindValue("hello_world", lldb.eValueTypeVariableLocal) + self.DebugSBValue(frame, val) + self.assertTrue(val.GetName() == 'hello_world') + + +if __name__ == '__main__': + import atexit + lldb.SBDebugger.Initialize() + atexit.register(lambda: lldb.SBDebugger.Terminate()) + unittest2.main() |
