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# coding=utf8
"""
Test that the C++11 support for char16_t and char32_t works correctly.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class Char1632TestCase(TestBase):
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break for main.cpp.
self.source = "main.cpp"
self.lines = [
line_number(self.source, "// breakpoint1"),
line_number(self.source, "// breakpoint2"),
]
@expectedFailureAll(
compiler="icc",
bugnumber="ICC (13.1) does not emit the DW_TAG_base_type for char16_t and char32_t.",
)
def test(self):
"""Test that the C++11 support for char16_t and char32_t works correctly."""
self.build()
exe = self.getBuildArtifact("a.out")
# Create a target by the debugger.
target = self.dbg.CreateTarget(exe)
self.assertTrue(target, VALID_TARGET)
# Set breakpoints
for line in self.lines:
lldbutil.run_break_set_by_file_and_line(self, "main.cpp", line)
# Now launch the process, and do not stop at entry point and stop at
# breakpoint1
process = target.LaunchSimple(None, None, self.get_process_working_directory())
if not process:
self.fail("SBTarget.Launch() failed")
if self.TraceOn():
self.runCmd("frame variable")
# Check that we correctly report the const types
self.expect(
"frame variable cs16 cs32",
substrs=[
"(const char16_t *) cs16 = ",
'u"hello world ྒྙྐ"',
"(const char32_t *) cs32 = ",
'U"hello world ྒྙྐ"',
],
)
# Check that we correctly report the non-const types
self.expect(
"frame variable s16 s32",
substrs=[
"(char16_t *) s16 = ",
'u"ﺸﺵۻ"',
"(char32_t *) s32 = ",
'U"ЕЙРГЖО"',
],
)
# Check that we correctly report the array types
self.expect(
"frame variable as16 as32",
patterns=[
"\(char16_t\[[0-9]+\]\) as16 = ",
"\(char32_t\[[0-9]+\]\) as32 = ",
],
substrs=['u"ﺸﺵۻ"', 'U"ЕЙРГЖО"'],
)
self.runCmd("next") # step to after the string is nullified
# check that we don't crash on NULL
self.expect("frame variable s32", substrs=["(char32_t *) s32 = 0x00000000"])
# continue and hit breakpoint2
self.runCmd("continue")
# check that the new strings show
self.expect(
"frame variable s16 s32",
substrs=[
"(char16_t *) s16 = 0x",
'"色ハ匂ヘト散リヌルヲ"',
"(char32_t *) s32 = ",
'"෴"',
],
)
# check the same as above for arrays
self.expect(
"frame variable as16 as32",
patterns=[
"\(char16_t\[[0-9]+\]\) as16 = ",
"\(char32_t\[[0-9]+\]\) as32 = ",
],
substrs=['"色ハ匂ヘト散リヌルヲ"', '"෴"'],
)
# check that zero values are properly handles
self.expect_expr("cs16_zero", result_summary="U+0000 u'\\0'")
self.expect_expr("cs32_zero", result_summary="U+0x00000000 U'\\0'")
# Check that we can run expressions that return charN_t
self.expect_expr("u'a'", result_type="char16_t", result_summary="U+0061 u'a'")
self.expect_expr(
"U'a'", result_type="char32_t", result_summary="U+0x00000061 U'a'"
)
|
