121 lines · python
1# coding=utf82"""3Test that the C++11 support for char16_t and char32_t works correctly.4"""5 6 7import lldb8from lldbsuite.test.decorators import *9from lldbsuite.test.lldbtest import *10from lldbsuite.test import lldbutil11 12 13class Char1632TestCase(TestBase):14 def setUp(self):15 # Call super's setUp().16 TestBase.setUp(self)17 # Find the line number to break for main.cpp.18 self.source = "main.cpp"19 self.lines = [20 line_number(self.source, "// breakpoint1"),21 line_number(self.source, "// breakpoint2"),22 ]23 24 @expectedFailureAll(25 compiler="icc",26 bugnumber="ICC (13.1) does not emit the DW_TAG_base_type for char16_t and char32_t.",27 )28 def test(self):29 """Test that the C++11 support for char16_t and char32_t works correctly."""30 self.build()31 exe = self.getBuildArtifact("a.out")32 33 # Create a target by the debugger.34 target = self.dbg.CreateTarget(exe)35 self.assertTrue(target, VALID_TARGET)36 37 # Set breakpoints38 for line in self.lines:39 lldbutil.run_break_set_by_file_and_line(self, "main.cpp", line)40 41 # Now launch the process, and do not stop at entry point and stop at42 # breakpoint143 process = target.LaunchSimple(None, None, self.get_process_working_directory())44 45 if not process:46 self.fail("SBTarget.Launch() failed")47 48 if self.TraceOn():49 self.runCmd("frame variable")50 51 # Check that we correctly report the const types52 self.expect(53 "frame variable cs16 cs32",54 substrs=[55 "(const char16_t *) cs16 = ",56 'u"hello world ྒྙྐ"',57 "(const char32_t *) cs32 = ",58 'U"hello world ྒྙྐ"',59 ],60 )61 62 # Check that we correctly report the non-const types63 self.expect(64 "frame variable s16 s32",65 substrs=[66 "(char16_t *) s16 = ",67 'u"ﺸﺵۻ"',68 "(char32_t *) s32 = ",69 'U"ЕЙРГЖО"',70 ],71 )72 73 # Check that we correctly report the array types74 self.expect(75 "frame variable as16 as32",76 patterns=[77 r"\(char16_t\[[0-9]+\]\) as16 = ",78 r"\(char32_t\[[0-9]+\]\) as32 = ",79 ],80 substrs=['u"ﺸﺵۻ"', 'U"ЕЙРГЖО"'],81 )82 83 self.runCmd("next") # step to after the string is nullified84 85 # check that we don't crash on NULL86 self.expect("frame variable s32", substrs=["(char32_t *) s32 = 0x00000000"])87 88 # continue and hit breakpoint289 self.runCmd("continue")90 91 # check that the new strings show92 self.expect(93 "frame variable s16 s32",94 substrs=[95 "(char16_t *) s16 = 0x",96 '"色ハ匂ヘト散リヌルヲ"',97 "(char32_t *) s32 = ",98 '"෴"',99 ],100 )101 102 # check the same as above for arrays103 self.expect(104 "frame variable as16 as32",105 patterns=[106 r"\(char16_t\[[0-9]+\]\) as16 = ",107 r"\(char32_t\[[0-9]+\]\) as32 = ",108 ],109 substrs=['"色ハ匂ヘト散リヌルヲ"', '"෴"'],110 )111 112 # check that zero values are properly handles113 self.expect_expr("cs16_zero", result_summary="U+0000 u'\\0'")114 self.expect_expr("cs32_zero", result_summary="U+0x00000000 U'\\0'")115 116 # Check that we can run expressions that return charN_t117 self.expect_expr("u'a'", result_type="char16_t", result_summary="U+0061 u'a'")118 self.expect_expr(119 "U'a'", result_type="char32_t", result_summary="U+0x00000061 U'a'"120 )121