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   1 # coding=utf8
   2 """
   3 Test lldb data formatter subsystem.
   4 """
   5
   6
   7
   8 import lldb
   9 from lldbsuite.test.decorators import *
  10 from lldbsuite.test.lldbtest import *
  11 from lldbsuite.test import lldbutil
  12
  13
  14 class LibcxxStringDataFormatterTestCase(TestBase):
  15
  16     mydir = TestBase.compute_mydir(__file__)
  17
  18     def setUp(self):
  19         # Call super's setUp().
  20         TestBase.setUp(self)
  21         # Find the line number to break at.
  22         self.line = line_number('main.cpp', '// Set break point at this line.')
  23         ns = 'ndk' if lldbplatformutil.target_is_android() else ''
  24         self.namespace = 'std::__' + ns + '1'
  25
  26     @add_test_categories(["libc++"])
  27     @expectedFailureAll(bugnumber="llvm.org/pr36109", debug_info="gmodules", triple=".*-android")
  28     def test_with_run_command(self):
  29         """Test that that file and class static variables display correctly."""
  30         self.build()
  31         self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
  32
  33         lldbutil.run_break_set_by_file_and_line(
  34             self, "main.cpp", self.line, num_expected_locations=-1)
  35
  36         self.runCmd("run", RUN_SUCCEEDED)
  37
  38         # The stop reason of the thread should be breakpoint.
  39         self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
  40                     substrs=['stopped',
  41                              'stop reason = breakpoint'])
  42
  43         # This is the function to remove the custom formats in order to have a
  44         # clean slate for the next test case.
  45         def cleanup():
  46             self.runCmd('type format clear', check=False)
  47             self.runCmd('type summary clear', check=False)
  48             self.runCmd('type filter clear', check=False)
  49             self.runCmd('type synth clear', check=False)
  50             self.runCmd(
  51                 "settings set target.max-children-count 256",
  52                 check=False)
  53
  54         # Execute the cleanup function during test case tear down.
  55         self.addTearDownHook(cleanup)
  56
  57         ns = self.namespace
  58         self.expect(
  59             "frame variable",
  60             substrs=[
  61                 '(%s::wstring) wempty = L""'%ns,
  62                 '(%s::wstring) s = L"hello world! מזל טוב!"'%ns,
  63                 '(%s::wstring) S = L"!!!!"'%ns,
  64                 '(const wchar_t *) mazeltov = 0x',
  65                 'L"מזל טוב"',
  66                 '(%s::string) empty = ""'%ns,
  67                 '(%s::string) q = "hello world"'%ns,
  68                 '(%s::string) Q = "quite a long std::strin with lots of info inside it"'%ns,
  69                 '(%s::string) IHaveEmbeddedZeros = "a\\0b\\0c\\0d"'%ns,
  70                 '(%s::wstring) IHaveEmbeddedZerosToo = L"hello world!\\0てざ ル゜䋨ミ㠧槊 きゅへ狦穤襩 じゃ馩リョ 䤦監"'%ns,
  71                 '(%s::u16string) u16_string = u"ß水氶"'%ns,
  72                 # FIXME: This should have a 'u' prefix.
  73                 '(%s::u16string) u16_empty = ""'%ns,
  74                 '(%s::u32string) u32_string = U"🍄🍅🍆🍌"'%ns,
  75                 # FIXME: This should have a 'U' prefix.
  76                 '(%s::u32string) u32_empty = ""'%ns,
  77                 '(%s::basic_string<unsigned char, %s::char_traits<unsigned char>, '
  78                 '%s::allocator<unsigned char> >) uchar = "aaaaa"'%(ns,ns,ns),
  79         ])
  80
  81         self.runCmd("n")
  82
  83         TheVeryLongOne = self.frame().FindVariable("TheVeryLongOne")
  84         summaryOptions = lldb.SBTypeSummaryOptions()
  85         summaryOptions.SetCapping(lldb.eTypeSummaryUncapped)
  86         uncappedSummaryStream = lldb.SBStream()
  87         TheVeryLongOne.GetSummary(uncappedSummaryStream, summaryOptions)
  88         uncappedSummary = uncappedSummaryStream.GetData()
  89         self.assertTrue(uncappedSummary.find("someText") > 0,
  90                         "uncappedSummary does not include the full string")
  91         summaryOptions.SetCapping(lldb.eTypeSummaryCapped)
  92         cappedSummaryStream = lldb.SBStream()
  93         TheVeryLongOne.GetSummary(cappedSummaryStream, summaryOptions)
  94         cappedSummary = cappedSummaryStream.GetData()
  95         self.assertTrue(
  96             cappedSummary.find("someText") <= 0,
  97             "cappedSummary includes the full string")
  98
  99         self.expect_expr("s", result_type=ns+"::wstring", result_summary='L"hello world! מזל טוב!"')
 100
 101         self.expect(
 102             "frame variable",
 103             substrs=[
 104                 '(%s::wstring) S = L"!!!!!"'%ns,
 105                 '(const wchar_t *) mazeltov = 0x',
 106                 'L"מזל טוב"',
 107                 '(%s::string) q = "hello world"'%ns,
 108                 '(%s::string) Q = "quite a long std::strin with lots of info inside it"'%ns,
 109                 '(%s::string) IHaveEmbeddedZeros = "a\\0b\\0c\\0d"'%ns,
 110                 '(%s::wstring) IHaveEmbeddedZerosToo = L"hello world!\\0てざ ル゜䋨ミ㠧槊 きゅへ狦穤襩 じゃ馩リョ 䤦監"'%ns,
 111                 '(%s::u16string) u16_string = u"ß水氶"'%ns,
 112                 '(%s::u32string) u32_string = U"🍄🍅🍆🍌"'%ns,
 113                 '(%s::u32string) u32_empty = ""'%ns,
 114                 '(%s::basic_string<unsigned char, %s::char_traits<unsigned char>, '
 115                 '%s::allocator<unsigned char> >) uchar = "aaaaa"'%(ns,ns,ns),
 116         ])