diff options
Diffstat (limited to 'packages/Python/lldbsuite/test/functionalities/memory/read')
3 files changed, 123 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/memory/read/Makefile b/packages/Python/lldbsuite/test/functionalities/memory/read/Makefile new file mode 100644 index 0000000..314f1cb --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/memory/read/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../../make + +CXX_SOURCES := main.cpp + +include $(LEVEL)/Makefile.rules diff --git a/packages/Python/lldbsuite/test/functionalities/memory/read/TestMemoryRead.py b/packages/Python/lldbsuite/test/functionalities/memory/read/TestMemoryRead.py new file mode 100644 index 0000000..7410650 --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/memory/read/TestMemoryRead.py @@ -0,0 +1,99 @@ +""" +Test the 'memory read' command. +""" + +from __future__ import print_function + + + +import os, time +import re +import lldb +from lldbsuite.test.lldbtest import * +import lldbsuite.test.lldbutil as lldbutil + +class MemoryReadTestCase(TestBase): + + mydir = TestBase.compute_mydir(__file__) + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break inside main(). + self.line = line_number('main.cpp', '// Set break point at this line.') + + def test_memory_read(self): + """Test the 'memory read' command with plain and vector formats.""" + self.build() + exe = os.path.join(os.getcwd(), "a.out") + self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) + + # Break in main() aftre the variables are assigned values. + lldbutil.run_break_set_by_file_and_line (self, "main.cpp", self.line, num_expected_locations=1, loc_exact=True) + + 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']) + + # The breakpoint should have a hit count of 1. + self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE, + substrs = [' resolved, hit count = 1']) + + # Test the memory read commands. + + # (lldb) memory read -f d -c 1 `&argc` + # 0x7fff5fbff9a0: 1 + self.runCmd("memory read -f d -c 1 `&argc`") + + # Find the starting address for variable 'argc' to verify later that the + # '--format uint32_t[] --size 4 --count 4' option increments the address + # correctly. + line = self.res.GetOutput().splitlines()[0] + items = line.split(':') + address = int(items[0], 0) + argc = int(items[1], 0) + self.assertTrue(address > 0 and argc == 1) + + # (lldb) memory read --format uint32_t[] --size 4 --count 4 `&argc` + # 0x7fff5fbff9a0: {0x00000001} + # 0x7fff5fbff9a4: {0x00000000} + # 0x7fff5fbff9a8: {0x0ec0bf27} + # 0x7fff5fbff9ac: {0x215db505} + self.runCmd("memory read --format uint32_t[] --size 4 --count 4 `&argc`") + lines = self.res.GetOutput().splitlines() + for i in range(4): + if i == 0: + # Verify that the printout for argc is correct. + self.assertTrue(argc == int(lines[i].split(':')[1].strip(' {}'), 0)) + addr = int(lines[i].split(':')[0], 0) + # Verify that the printout for addr is incremented correctly. + self.assertTrue(addr == (address + i*4)) + + # (lldb) memory read --format char[] --size 7 --count 1 `&my_string` + # 0x7fff5fbff990: {abcdefg} + self.expect("memory read --format char[] --size 7 --count 1 `&my_string`", + substrs = ['abcdefg']) + + # (lldb) memory read --format 'hex float' --size 16 `&argc` + # 0x7fff5fbff5b0: error: unsupported byte size (16) for hex float format + self.expect("memory read --format 'hex float' --size 16 `&argc`", + substrs = ['unsupported byte size (16) for hex float format']) + + self.expect("memory read --format 'float' --count 1 --size 8 `&my_double`", + substrs = ['1234.']) + + # (lldb) memory read --format 'float' --count 1 --size 20 `&my_double` + # 0x7fff5fbff598: error: unsupported byte size (20) for float format + self.expect("memory read --format 'float' --count 1 --size 20 `&my_double`", + substrs = ['unsupported byte size (20) for float format']) + + self.expect('memory read --type int --count 5 `&my_ints[0]`', + substrs=['(int) 0x', '2','4','6','8','10']) + + self.expect('memory read --type int --count 5 --format hex `&my_ints[0]`', + substrs=['(int) 0x', '0x','0a']) + + self.expect('memory read --type int --count 5 --offset 5 `&my_ints[0]`', + substrs=['(int) 0x', '12', '14','16','18', '20']) diff --git a/packages/Python/lldbsuite/test/functionalities/memory/read/main.cpp b/packages/Python/lldbsuite/test/functionalities/memory/read/main.cpp new file mode 100644 index 0000000..cd367ff --- /dev/null +++ b/packages/Python/lldbsuite/test/functionalities/memory/read/main.cpp @@ -0,0 +1,19 @@ +//===-- main.cpp ------------------------------------------------*- 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> + +int main (int argc, char const *argv[]) +{ + char my_string[] = {'a', 'b', 'c', 'd', 'e', 'f', 'g', 0}; + double my_double = 1234.5678; + int my_ints[] = {2,4,6,8,10,12,14,16,18,20,22}; + printf("my_string=%s\n", my_string); // Set break point at this line. + printf("my_double=%g\n", my_double); + return 0; +} |
