diff options
Diffstat (limited to 'lldb/test/expression_command')
5 files changed, 274 insertions, 0 deletions
diff --git a/lldb/test/expression_command/formatters/Makefile b/lldb/test/expression_command/formatters/Makefile new file mode 100644 index 00000000000..8a7102e347a --- /dev/null +++ b/lldb/test/expression_command/formatters/Makefile @@ -0,0 +1,5 @@ +LEVEL = ../../make + +CXX_SOURCES := main.cpp + +include $(LEVEL)/Makefile.rules diff --git a/lldb/test/expression_command/formatters/TestFormatters.py b/lldb/test/expression_command/formatters/TestFormatters.py new file mode 100644 index 00000000000..027191b681e --- /dev/null +++ b/lldb/test/expression_command/formatters/TestFormatters.py @@ -0,0 +1,175 @@ +""" +Test using LLDB data formatters with frozen objects coming from the expression parser. +""" + +import unittest2 +import lldb +import lldbutil +from lldbtest import * + +class ExprFormattersTestCase(TestBase): + + mydir = os.path.join("expression_command", "formatters") + + def setUp(self): + # Call super's setUp(). + TestBase.setUp(self) + # Find the line number to break for main.cpp. + self.line = line_number('main.cpp', + '// Stop here') + + @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin") + def test_with_dsym(self): + """Test expr + formatters for good interoperability.""" + self.buildDsym() + self.do_my_test() + + def test_with_dwarf_(self): + """Test expr + formatters for good interoperability.""" + self.buildDsym() + self.do_my_test() + + def do_my_test(self): + + # This is the function to remove the custom formats in order to have a + # clean slate for the next test case. + def cleanup(): + self.runCmd('type summary clear', check=False) + self.runCmd('type synthetic clear', check=False) + + # Execute the cleanup function during test case tear down. + self.addTearDownHook(cleanup) + + """Test expr + formatters for good interoperability.""" + 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" % + self.line) + + self.runCmd("run", RUN_SUCCEEDED) + self.runCmd("script import formatters") + self.runCmd("script import foosynth") + + self.runCmd("frame variable foo1 -T") + self.runCmd("frame variable foo1.b -T") + self.runCmd("frame variable foo1.b.b_ref -T") + + self.expect("p *(new foo(47))", + substrs = ['(int) a = 47', '(bar) b = {', '(int) i = 94', '(baz) b = {', '(int) k = 99']) + + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("p new int(12)", + substrs = ['(int *) $', ' = 0x']) + + self.runCmd("type summary add -s \"${var%pointer} -> ${*var%decimal}\" \"int *\"") + + self.expect("p new int(12)", + substrs = ['(int *) $', '= 0x', ' -> 12']) + + self.expect("p foo1.a_ptr", + substrs = ['(int *) $', '= 0x', ' -> 13']) + + self.expect("p foo1", + substrs = ['(foo) $', ' = a = 12, a_ptr = ', ' -> 13, i = 24, i_ptr = ', ' -> 25']) + + self.expect("p new foo(47)", + substrs = ['(foo *) $', ' a = 47, a_ptr = ', ' -> 48, i = 94, i_ptr = ', ' -> 95']) + + self.expect("p foo2", + substrs = ['(foo) $', ' = a = 121, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 243']) + + object_name = self.res.GetOutput() + object_name = object_name[7:] + object_name = object_name[0:object_name.find(' =')] + + self.expect("frame variable foo2", + substrs = ['(foo)', 'foo2', ' = a = 121, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 243']) + + self.expect("p $" + object_name, + substrs = ['(foo) $', ' = a = 121, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 243', ', h = 245 , k = 247']) + + self.runCmd("type summary delete foo") + self.runCmd("type synthetic add --python-class foosynth.FooSyntheticProvider foo") + + self.expect("p $" + object_name, + substrs = ['(foo) $', ' = {', '(int) *i_ptr = 243']) + + self.runCmd("n") + self.runCmd("n") + + self.runCmd("type synthetic delete foo") + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("p foo2", + substrs = ['(foo) $', ' = a = 7777, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 8888']) + + self.expect("p $" + object_name + '.a', + substrs = ['7777']) + + self.expect("p *$" + object_name + '.b.i_ptr', + substrs = ['8888']) + + self.expect("p $" + object_name, + substrs = ['(foo) $', ' = a = 121, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 8888', 'h = 245 , k = 247']) + + self.runCmd("type summary delete foo") + self.runCmd("type synthetic add --python-class foosynth.FooSyntheticProvider foo") + + self.expect("p $" + object_name, + substrs = ['(foo) $', ' = {', '(int) *i_ptr = 8888']) + + self.runCmd("n") + + self.runCmd("type synthetic delete foo") + self.runCmd("type summary add -F formatters.foo_SummaryProvider foo") + + self.expect("p $" + object_name, + substrs = ['(foo) $', ' = a = 121, a_ptr = ', ' -> 122, i = 242, i_ptr = ', ' -> 8888', 'h = 9999 , k = 247']) + + process = self.dbg.GetSelectedTarget().GetProcess() + thread = process.GetThreadAtIndex(0) + frame = thread.GetSelectedFrame() + + frozen = frame.EvaluateExpression("$" + object_name + ".a_ptr") + + a_data = frozen.GetPointeeData() + + error = lldb.SBError() + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 122, '*a_ptr = 122') + + self.runCmd("n");self.runCmd("n");self.runCmd("n"); + + self.expect("frame variable numbers", + substrs = ['1','2','3','4','5']) + + self.expect("p numbers", + substrs = ['1','2','3','4','5']) + + frozen = frame.EvaluateExpression("&numbers") + + a_data = frozen.GetPointeeData(0, 1) + + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 1, 'numbers[0] == 1') + self.assertTrue(a_data.GetUnsignedInt32(error, 4) == 2, 'numbers[1] == 2') + self.assertTrue(a_data.GetUnsignedInt32(error, 8) == 3, 'numbers[2] == 3') + self.assertTrue(a_data.GetUnsignedInt32(error, 12) == 4, 'numbers[3] == 4') + self.assertTrue(a_data.GetUnsignedInt32(error, 16) == 5, 'numbers[4] == 5') + + frozen = frame.EvaluateExpression("numbers") + + a_data = frozen.GetData() + + self.assertTrue(a_data.GetUnsignedInt32(error, 0) == 1, 'numbers[0] == 1') + self.assertTrue(a_data.GetUnsignedInt32(error, 4) == 2, 'numbers[1] == 2') + self.assertTrue(a_data.GetUnsignedInt32(error, 8) == 3, 'numbers[2] == 3') + self.assertTrue(a_data.GetUnsignedInt32(error, 12) == 4, 'numbers[3] == 4') + self.assertTrue(a_data.GetUnsignedInt32(error, 16) == 5, 'numbers[4] == 5') + +if __name__ == '__main__': + import atexit + lldb.SBDebugger.Initialize() + atexit.register(lambda: lldb.SBDebugger.Terminate()) + unittest2.main() diff --git a/lldb/test/expression_command/formatters/foosynth.py b/lldb/test/expression_command/formatters/foosynth.py new file mode 100644 index 00000000000..91c4d4a84c6 --- /dev/null +++ b/lldb/test/expression_command/formatters/foosynth.py @@ -0,0 +1,29 @@ +import lldb + +class FooSyntheticProvider: + def __init__(self,valobj,dict): + self.valobj = valobj; + self.update(); + + def update(self): + self.adjust_for_architecture() + + def num_children(self): + return 1; + + def get_child_at_index(self,index): + if index != 0: + return None; + return self.i_ptr.Dereference(); + + def get_child_index(self,name): + if name == "*i_ptr": + return 0; + return None; + + def adjust_for_architecture(self): + self.lp64 = (self.valobj.GetTarget().GetProcess().GetAddressByteSize() == 8) + self.is_little = (self.valobj.GetTarget().GetProcess().GetByteOrder() == lldb.eByteOrderLittle) + self.pointer_size = self.valobj.GetTarget().GetProcess().GetAddressByteSize() + self.bar = self.valobj.GetChildMemberWithName('b'); + self.i_ptr = self.bar.GetChildMemberWithName('i_ptr');
\ No newline at end of file diff --git a/lldb/test/expression_command/formatters/formatters.py b/lldb/test/expression_command/formatters/formatters.py new file mode 100644 index 00000000000..ce922a8f911 --- /dev/null +++ b/lldb/test/expression_command/formatters/formatters.py @@ -0,0 +1,17 @@ +def foo_SummaryProvider (valobj,dict): + a = valobj.GetChildMemberWithName('a'); + a_ptr = valobj.GetChildMemberWithName('a_ptr'); + bar = valobj.GetChildMemberWithName('b'); + i = bar.GetChildMemberWithName('i'); + i_ptr = bar.GetChildMemberWithName('i_ptr'); + b_ref = bar.GetChildMemberWithName('b_ref'); + b_ref_ptr = b_ref.AddressOf() + b_ref = b_ref_ptr.Dereference() + h = b_ref.GetChildMemberWithName('h'); + k = b_ref.GetChildMemberWithName('k'); + return 'a = ' + str(a.GetValueAsUnsigned(0)) + ', a_ptr = ' + \ + str(a_ptr.GetValueAsUnsigned(0)) + ' -> ' + str(a_ptr.Dereference().GetValueAsUnsigned(0)) + \ + ', i = ' + str(i.GetValueAsUnsigned(0)) + \ + ', i_ptr = ' + str(i_ptr.GetValueAsUnsigned(0)) + ' -> ' + str(i_ptr.Dereference().GetValueAsUnsigned(0)) + \ + ', b_ref = ' + str(b_ref.GetValueAsUnsigned(0)) + \ + ', h = ' + str(h.GetValueAsUnsigned(0)) + ' , k = ' + str(k.GetValueAsUnsigned(0))
\ No newline at end of file diff --git a/lldb/test/expression_command/formatters/main.cpp b/lldb/test/expression_command/formatters/main.cpp new file mode 100644 index 00000000000..4c3b180f370 --- /dev/null +++ b/lldb/test/expression_command/formatters/main.cpp @@ -0,0 +1,48 @@ +#include <iostream> +#include <string> + +struct baz + { + int h; + int k; + baz(int a, int b) : h(a), k(b) {} + }; + +struct bar + { + int i; + int* i_ptr; + baz b; + baz& b_ref; + bar(int x) : i(x),i_ptr(new int(x+1)),b(i+3,i+5),b_ref(b) {} + }; + +struct foo + { + int a; + int* a_ptr; + bar b; + + foo(int x) : a(x), + a_ptr(new int(x+1)), + b(2*x) {} + + }; + +int main(int argc, char** argv) +{ + foo foo1(12); + foo foo2(121); + + foo2.a = 7777; // Stop here + *(foo2.b.i_ptr) = 8888; + foo2.b.b.h = 9999; + + *(foo1.a_ptr) = 9999; + foo1.b.i = 9999; + + int numbers[5] = {1,2,3,4,5}; + + return 0; + +}
\ No newline at end of file |
