llvm-project/lldb/test/API/lang/cpp/stl/TestSTL.py

71 lines
2.6 KiB
Python

"""
Test some expressions involving STL data types.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class STLTestCase(TestBase):
@skipIf
@expectedFailureAll(bugnumber="llvm.org/PR36713")
def test(self):
"""Test some expressions involving STL data types."""
self.build()
lldbutil.run_to_source_breakpoint(self, "// Set break point at this line", lldb.SBFileSpec("main.cpp"))
# Now try some expressions....
self.runCmd(
'expr for (int i = 0; i < hello_world.length(); ++i) { (void)printf("%c\\n", hello_world[i]); }')
self.expect('expr associative_array.size()',
substrs=[' = 3'])
self.expect('expr associative_array.count(hello_world)',
substrs=[' = 1'])
self.expect('expr associative_array[hello_world]',
substrs=[' = 1'])
self.expect('expr associative_array["hello"]',
substrs=[' = 2'])
@expectedFailureAll(
compiler="icc",
bugnumber="ICC (13.1, 14-beta) do not emit DW_TAG_template_type_parameter.")
@add_test_categories(['pyapi'])
def test_SBType_template_aspects(self):
"""Test APIs for getting template arguments from an SBType."""
self.build()
(_, _, thread, _) = lldbutil.run_to_source_breakpoint(self, "// Set break point at this line", lldb.SBFileSpec("main.cpp"))
frame0 = thread.GetFrameAtIndex(0)
# Get the type for variable 'associative_array'.
associative_array = frame0.FindVariable('associative_array')
self.DebugSBValue(associative_array)
self.assertTrue(associative_array, VALID_VARIABLE)
map_type = associative_array.GetType()
self.DebugSBType(map_type)
self.assertTrue(map_type, VALID_TYPE)
num_template_args = map_type.GetNumberOfTemplateArguments()
self.assertTrue(num_template_args > 0)
# We expect the template arguments to contain at least 'string' and
# 'int'.
expected_types = {'string': False, 'int': False}
for i in range(num_template_args):
t = map_type.GetTemplateArgumentType(i)
self.DebugSBType(t)
self.assertTrue(t, VALID_TYPE)
name = t.GetName()
if 'string' in name:
expected_types['string'] = True
elif 'int' == name:
expected_types['int'] = True
# Check that both entries of the dictionary have 'True' as the value.
self.assertTrue(all(expected_types.values()))