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"""
Test lldb data formatter subsystem.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class GenericMultiSetDataFormatterTestCase(TestBase):
TEST_WITH_PDB_DEBUG_INFO = True
def setUp(self):
TestBase.setUp(self)
self.namespace = "std"
def findVariable(self, name):
var = self.frame().FindVariable(name)
self.assertTrue(var.IsValid())
return var
def getVariableType(self, name):
var = self.findVariable(name)
return var.GetType().GetDisplayTypeName()
def check(self, var_name, size):
var = self.findVariable(var_name)
self.assertEqual(var.GetNumChildren(), size)
children = []
for i in range(size):
child = var.GetChildAtIndex(i)
children.append(ValueCheck(value=child.GetValue()))
self.expect_var_path(
var_name, type=self.getVariableType(var_name), children=children
)
def do_test_with_run_command(self):
"""Test that that file and class static variables display correctly."""
(self.target, process, _, bkpt) = lldbutil.run_to_source_breakpoint(
self, "Set break point at this line.", lldb.SBFileSpec("main.cpp", False)
)
# 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 format clear", check=False)
self.runCmd("type summary clear", check=False)
self.runCmd("type filter clear", check=False)
self.runCmd("type synth clear", check=False)
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
ii_type = self.getVariableType("ii")
self.assertTrue(
ii_type.startswith(self.namespace + "::multiset"), "Type: " + ii_type
)
self.expect("frame variable ii", substrs=["size=0", "{}"])
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect(
"frame variable ii",
substrs=[
"size=6",
"[0] = 0",
"[1] = 1",
"[2] = 2",
"[3] = 3",
"[4] = 4",
"[5] = 5",
],
)
lldbutil.continue_to_breakpoint(process, bkpt)
self.check("ii", 7)
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect("frame variable ii", substrs=["size=0", "{}"])
self.check("ii", 0)
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect("frame variable ii", substrs=["size=0", "{}"])
ss_type = self.getVariableType("ss")
self.assertTrue(
ss_type.startswith(self.namespace + "::multiset"), "Type: " + ss_type
)
self.expect("frame variable ss", substrs=["size=0", "{}"])
self.check("ss", 0)
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect(
"frame variable ss",
substrs=["size=2", '[0] = "a"', '[1] = "a very long string is right here"'],
)
self.check("ss", 2)
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect(
"frame variable ss",
substrs=[
"size=4",
'[0] = "a"',
'[1] = "a very long string is right here"',
'[2] = "b"',
'[3] = "c"',
],
)
self.check("ss", 4)
self.expect(
"expression ss",
substrs=[
"size=4",
'[0] = "a"',
'[1] = "a very long string is right here"',
'[2] = "b"',
'[3] = "c"',
],
)
self.expect("frame variable ss[2]", substrs=[' = "b"'])
lldbutil.continue_to_breakpoint(process, bkpt)
self.expect(
"frame variable ss",
substrs=[
"size=3",
'[0] = "a"',
'[1] = "a very long string is right here"',
'[2] = "c"',
],
)
def do_test_ref_and_ptr(self):
"""Test that the data formatters work on ref and ptr."""
(self.target, process, _, bkpt) = lldbutil.run_to_source_breakpoint(
self,
"Stop here to check by ref and ptr.",
lldb.SBFileSpec("main.cpp", False),
)
# The reference should print just like the value:
self.check("ref", 7)
self.expect("frame variable ptr", substrs=["ptr =", "size=7"])
self.expect("expr ptr", substrs=["size=7"])
@add_test_categories(["libstdcxx"])
def test_with_run_command_libstdcpp(self):
self.build(dictionary={"USE_LIBSTDCPP": 1})
self.do_test_with_run_command()
@add_test_categories(["libc++"])
def test_with_run_command_libcpp(self):
self.build(dictionary={"USE_LIBCPP": 1})
self.do_test_with_run_command()
@add_test_categories(["msvcstl"])
def test_with_run_command_msvcstl(self):
# No flags, because the "msvcstl" category checks that the MSVC STL is used by default.
self.build()
self.do_test_with_run_command()
@add_test_categories(["libstdcxx"])
def test_ref_and_ptr_libstdcpp(self):
self.build(dictionary={"USE_LIBSTDCPP": 1})
self.do_test_ref_and_ptr()
@add_test_categories(["libc++"])
def test_ref_and_ptr_libcpp(self):
self.build(dictionary={"USE_LIBCPP": 1})
self.do_test_ref_and_ptr()
@add_test_categories(["msvcstl"])
def test_ref_and_ptr_msvcstl(self):
self.build()
self.do_test_ref_and_ptr()
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