diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/python_api/symbol-context')
3 files changed, 145 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/python_api/symbol-context/Makefile b/packages/Python/lldbsuite/test/python_api/symbol-context/Makefile new file mode 100644 index 0000000..0d70f25 --- /dev/null +++ b/packages/Python/lldbsuite/test/python_api/symbol-context/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../make + +C_SOURCES := main.c + +include $(LEVEL)/Makefile.rules diff --git a/packages/Python/lldbsuite/test/python_api/symbol-context/TestSymbolContext.py b/packages/Python/lldbsuite/test/python_api/symbol-context/TestSymbolContext.py new file mode 100644 index 0000000..2fec8db --- /dev/null +++ b/packages/Python/lldbsuite/test/python_api/symbol-context/TestSymbolContext.py @@ -0,0 +1,89 @@ +""" +Test SBSymbolContext APIs. +""" + +from __future__ import print_function + + + +import os, time +import re +import lldb +import lldbsuite.test.lldbutil as lldbutil +from lldbsuite.test.lldbtest import * + +class SymbolContextAPITestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to of function 'c'. + self.line = line_number('main.c', '// Find the line number of function "c" here.') + + @add_test_categories(['pyapi']) + @expectedFailureWindows("llvm.org/pr24778") + def test(self): + """Exercise SBSymbolContext API extensively.""" + self.build() + exe = os.path.join(os.getcwd(), "a.out") + + # Create a target by the debugger. + target = self.dbg.CreateTarget(exe) + self.assertTrue(target, VALID_TARGET) + + # Now create a breakpoint on main.c by name 'c'. + breakpoint = target.BreakpointCreateByName('c', 'a.out') + #print("breakpoint:", breakpoint) + self.assertTrue(breakpoint and + breakpoint.GetNumLocations() == 1, + VALID_BREAKPOINT) + + # Now launch the process, and do not stop at entry point. + process = target.LaunchSimple (None, None, self.get_process_working_directory()) + self.assertTrue(process, PROCESS_IS_VALID) + + # Frame #0 should be on self.line. + from lldbsuite.test.lldbutil import get_stopped_thread + thread = get_stopped_thread(process, lldb.eStopReasonBreakpoint) + self.assertTrue(thread.IsValid(), "There should be a thread stopped due to breakpoint") + frame0 = thread.GetFrameAtIndex(0) + self.assertTrue(frame0.GetLineEntry().GetLine() == self.line) + + # Now get the SBSymbolContext from this frame. We want everything. :-) + context = frame0.GetSymbolContext(lldb.eSymbolContextEverything) + self.assertTrue(context) + + # Get the description of this module. + module = context.GetModule() + desc = lldbutil.get_description(module) + self.expect(desc, "The module should match", exe=False, + substrs = [os.path.join(self.mydir, 'a.out')]) + + compileUnit = context.GetCompileUnit() + self.expect(str(compileUnit), "The compile unit should match", exe=False, + substrs = [os.path.join(self.mydir, 'main.c')]) + + function = context.GetFunction() + self.assertTrue(function) + #print("function:", function) + + block = context.GetBlock() + self.assertTrue(block) + #print("block:", block) + + lineEntry = context.GetLineEntry() + #print("line entry:", lineEntry) + self.expect(lineEntry.GetFileSpec().GetDirectory(), "The line entry should have the correct directory", + exe=False, + substrs = [self.mydir]) + self.expect(lineEntry.GetFileSpec().GetFilename(), "The line entry should have the correct filename", + exe=False, + substrs = ['main.c']) + self.assertTrue(lineEntry.GetLine() == self.line, + "The line entry's line number should match ") + + symbol = context.GetSymbol() + self.assertTrue(function.GetName() == symbol.GetName() and symbol.GetName() == 'c', + "The symbol name should be 'c'") diff --git a/packages/Python/lldbsuite/test/python_api/symbol-context/main.c b/packages/Python/lldbsuite/test/python_api/symbol-context/main.c new file mode 100644 index 0000000..3ac1825 --- /dev/null +++ b/packages/Python/lldbsuite/test/python_api/symbol-context/main.c @@ -0,0 +1,51 @@ +//===-- main.c --------------------------------------------------*- C++ -*-===// +// +// The LLVM Compiler Infrastructure +// +// This file is distributed under the University of Illinois Open Source +// License. See LICENSE.TXT for details. +// +//===----------------------------------------------------------------------===// +#include <stdio.h> + +// This simple program is to test the lldb Python API SBSymbolContext. +// When stopped on a frame, we can get the symbol context using the SBFrame API +// SBFrame.GetSymbolContext(). + +int a(int); +int b(int); +int c(int); + +int a(int val) +{ + if (val <= 1) + return b(val); + else if (val >= 3) + return c(val); + + return val; +} + +int b(int val) +{ + return c(val); +} + +int c(int val) +{ + return val + 3; // Find the line number of function "c" here. +} + +int main (int argc, char const *argv[]) +{ + int A1 = a(1); // a(1) -> b(1) -> c(1) + printf("a(1) returns %d\n", A1); + + int B2 = b(2); // b(2) -> c(2) + printf("b(2) returns %d\n", B2); + + int A3 = a(3); // a(3) -> c(3) + printf("a(3) returns %d\n", A3); + + return 0; +} |
