1"""
2Test more expression command sequences with objective-c.
3"""
4
5
6
7import lldb
8from lldbsuite.test.decorators import *
9from lldbsuite.test.lldbtest import *
10from lldbsuite.test import lldbutil
11
12
13@skipUnlessDarwin
14class FoundationTestCaseString(TestBase):
15
16    mydir = TestBase.compute_mydir(__file__)
17
18    def test_NSString_expr_commands(self):
19        """Test expression commands for NSString."""
20        self.build()
21        self.target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
22                self, '// Break here for NSString tests',
23                lldb.SBFileSpec('main.m', False))
24
25        # Test_NSString:
26        self.runCmd("thread backtrace")
27        self.expect("expression (int)[str length]",
28                    patterns=["\(int\) \$.* ="])
29        self.expect("expression (int)[str_id length]",
30                    patterns=["\(int\) \$.* ="])
31        self.expect("expression (id)[str description]",
32                    patterns=["\(id\) \$.* = 0x"])
33        self.expect("expression (id)[str_id description]",
34                    patterns=["\(id\) \$.* = 0x"])
35        self.expect("expression str.length")
36        self.expect('expression str = @"new"')
37        self.runCmd("image lookup -t NSString")
38        self.expect('expression str = (id)[NSString stringWithCString: "new"]')
39        self.runCmd("process continue")
40
41    @expectedFailureAll(archs=["i[3-6]86"], bugnumber="<rdar://problem/28814052>")
42    def test_MyString_dump_with_runtime(self):
43        """Test dump of a known Objective-C object by dereferencing it."""
44        self.build()
45        self.target, process, thread, bkpt = lldbutil.run_to_source_breakpoint(
46                self, '// Set break point at this line',
47                lldb.SBFileSpec('main.m', False))
48        self.expect(
49            "expression --show-types -- *my",
50            patterns=[
51                "\(MyString\) \$.* = ",
52                "\(MyBase\)"])
53        self.runCmd("process continue")
54