1""" 2Test lldb data formatter subsystem. 3""" 4 5 6import lldb 7from lldbsuite.test.decorators import * 8from lldbsuite.test.lldbtest import * 9from lldbsuite.test import lldbutil 10 11 12class PrintObjectArrayTestCase(TestBase): 13 @skipUnlessDarwin 14 def test_print_array(self): 15 """Test that expr -O -Z works""" 16 self.build() 17 self.printarray_data_formatter_commands() 18 19 @skipUnlessDarwin 20 def test_print_array_no_const(self): 21 """Test that expr -O -Z works""" 22 disable_constant_classes = { 23 "USE_SYSTEM_STDLIB": "1", # See above. 24 "CFLAGS_EXTRAS": "-fno-constant-nsnumber-literals " 25 + "-fno-constant-nsarray-literals " 26 + "-fno-constant-nsdictionary-literals", 27 } 28 # FIXME: Remove compiler when flags are available upstream. 29 self.build(dictionary=disable_constant_classes, compiler="xcrun clang") 30 self.printarray_data_formatter_commands() 31 32 def setUp(self): 33 # Call super's setUp(). 34 TestBase.setUp(self) 35 # Find the line number to break at. 36 self.line = line_number("main.mm", "break here") 37 38 def printarray_data_formatter_commands(self): 39 """Test that expr -O -Z works""" 40 self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET) 41 42 lldbutil.run_break_set_by_file_and_line( 43 self, "main.mm", self.line, num_expected_locations=1, loc_exact=True 44 ) 45 46 self.runCmd("run", RUN_SUCCEEDED) 47 48 # The stop reason of the thread should be breakpoint. 49 self.expect( 50 "thread list", 51 STOPPED_DUE_TO_BREAKPOINT, 52 substrs=["stopped", "stop reason = breakpoint"], 53 ) 54 55 # This is the function to remove the custom formats in order to have a 56 # clean slate for the next test case. 57 def cleanup(): 58 self.runCmd("type format clear", check=False) 59 self.runCmd("type summary clear", check=False) 60 self.runCmd("type synth clear", check=False) 61 62 # Execute the cleanup function during test case tear down. 63 self.addTearDownHook(cleanup) 64 65 self.expect( 66 "expr --element-count 3 --object-description -- objects", 67 substrs=[ 68 "3735928559", 69 "4276993775", 70 "3203398366", 71 "Hello", 72 "World", 73 "Two =", 74 "1 =", 75 ], 76 ) 77 self.expect( 78 "poarray 3 objects", 79 substrs=[ 80 "3735928559", 81 "4276993775", 82 "3203398366", 83 "Hello", 84 "World", 85 "Two =", 86 "1 =", 87 ], 88 ) 89 self.expect( 90 "expr --element-count 3 --object-description --description-verbosity=full -- objects", 91 substrs=[ 92 "[0] =", 93 "3735928559", 94 "4276993775", 95 "3203398366", 96 "[1] =", 97 "Hello", 98 "World", 99 "[2] =", 100 "Two =", 101 "1 =", 102 ], 103 ) 104 self.expect("parray 3 objects", substrs=["[0] = 0x", "[1] = 0x", "[2] = 0x"]) 105 self.expect( 106 "expr --element-count 3 -d run -- objects", 107 substrs=["3 elements", "2 elements", "2 key/value pairs"], 108 ) 109 self.expect( 110 "expr --element-count 3 -d run --ptr-depth=1 -- objects", 111 substrs=[ 112 "3 elements", 113 "3735928559", 114 "4276993775", 115 "3203398366", 116 "2 elements", 117 '"Hello"', 118 '"World"', 119 "2 key/value pairs", 120 ], 121 ) 122