lldb/test/API/lang/objc/single-entry-dictionary/TestObjCSingleEntryDictionary.py

   1 """Test that we properly vend children for a single entry NSDictionary"""
   2
   3
   4 import lldb
   5 from lldbsuite.test.decorators import *
   6 from lldbsuite.test.lldbtest import *
   7 from lldbsuite.test import lldbutil
   8
   9
  10 class ObjCSingleEntryDictionaryTestCase(TestBase):
  11     def setUp(self):
  12         # Call super's setUp().
  13         TestBase.setUp(self)
  14         # Find the line number to break inside main().
  15         self.line = line_number("main.m", "// break here")
  16
  17     @skipUnlessDarwin
  18     @expectedFailureAll(
  19         oslist=["watchos"], bugnumber="rdar://problem/34642736"
  20     )  # bug in NSDictionary formatting on watchos
  21     def test_single_entry_dict(self):
  22         self.build()
  23         self.run_tests()
  24
  25     @skipUnlessDarwin
  26     @expectedFailureAll(
  27         oslist=["watchos"], bugnumber="rdar://problem/34642736"
  28     )  # bug in NSDictionary formatting on watchos
  29     def test_single_entry_dict_no_const(self):
  30         disable_constant_classes = {
  31             "CC": "xcrun clang",  # FIXME: Remove when flags are available upstream.
  32             "CFLAGS_EXTRAS": "-fno-constant-nsnumber-literals "
  33             + "-fno-constant-nsarray-literals "
  34             + "-fno-constant-nsdictionary-literals",
  35         }
  36         self.build(dictionary=disable_constant_classes)
  37         self.run_tests()
  38
  39     def run_tests(self):
  40         exe = self.getBuildArtifact("a.out")
  41         self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
  42
  43         # Break inside the foo function which takes a bar_ptr argument.
  44         lldbutil.run_break_set_by_file_and_line(
  45             self, "main.m", self.line, num_expected_locations=1, loc_exact=True
  46         )
  47
  48         self.runCmd("run", RUN_SUCCEEDED)
  49
  50         # The stop reason of the thread should be breakpoint.
  51         self.expect(
  52             "thread list",
  53             STOPPED_DUE_TO_BREAKPOINT,
  54             substrs=["stopped", "stop reason = breakpoint"],
  55         )
  56
  57         # The breakpoint should have a hit count of 1.
  58         lldbutil.check_breakpoint(self, bpno=1, expected_hit_count=1)
  59
  60         d1 = self.frame().FindVariable("d1")
  61         d1.SetPreferSyntheticValue(True)
  62         d1.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
  63
  64         self.assertEqual(d1.GetNumChildren(), 1, "dictionary has != 1 child elements")
  65         pair = d1.GetChildAtIndex(0)
  66         pair.SetPreferSyntheticValue(True)
  67         pair.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
  68
  69         self.assertEqual(pair.GetNumChildren(), 2, "pair has != 2 child elements")
  70
  71         key = pair.GetChildMemberWithName("key")
  72         value = pair.GetChildMemberWithName("value")
  73
  74         key.SetPreferSyntheticValue(True)
  75         key.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
  76         value.SetPreferSyntheticValue(True)
  77         value.SetPreferDynamicValue(lldb.eDynamicCanRunTarget)
  78
  79         self.assertEqual(key.GetSummary(), '@"key"', "key doesn't contain key")
  80         self.assertEqual(value.GetSummary(), '@"value"', "value doesn't contain value")