""" Test more expression command sequences with objective-c. """ from __future__ import print_function import os import time import lldb from lldbsuite.test.decorators import * from lldbsuite.test.lldbtest import * from lldbsuite.test import lldbutil @skipUnlessDarwin class FoundationTestCase2(TestBase): mydir = TestBase.compute_mydir(__file__) def setUp(self): # Call super's setUp(). TestBase.setUp(self) # Find the line numbers to break at. self.lines = [] self.lines.append( line_number( 'main.m', '// Break here for selector: tests')) self.lines.append( line_number( 'main.m', '// Break here for NSArray tests')) self.lines.append( line_number( 'main.m', '// Break here for NSString tests')) self.lines.append( line_number( 'main.m', '// Break here for description test')) self.lines.append( line_number( 'main.m', '// Set break point at this line')) def test_more_expr_commands(self): """More expression commands for objective-c.""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) # Create a bunch of breakpoints. for line in self.lines: lldbutil.run_break_set_by_file_and_line( self, "main.m", line, num_expected_locations=1, loc_exact=True) self.runCmd("run", RUN_SUCCEEDED) # Test_Selector: self.runCmd("thread backtrace") self.expect("expression (char *)sel_getName(sel)", substrs=["(char *)", "length"]) self.runCmd("process continue") # Test_NSArray: self.runCmd("thread backtrace") self.runCmd("process continue") # Test_NSString: self.runCmd("thread backtrace") self.runCmd("process continue") # Test_MyString: self.runCmd("thread backtrace") self.expect("expression (char *)sel_getName(_cmd)", substrs=["(char *)", "description"]) self.runCmd("process continue") def test_NSArray_expr_commands(self): """Test expression commands for NSArray.""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) # Break inside Test_NSArray: line = self.lines[1] lldbutil.run_break_set_by_file_and_line( self, "main.m", line, num_expected_locations=1, loc_exact=True) self.runCmd("run", RUN_SUCCEEDED) # Test_NSArray: self.runCmd("thread backtrace") self.expect("expression (int)[nil_mutable_array count]", patterns=["\(int\) \$.* = 0"]) self.expect("expression (int)[array1 count]", patterns=["\(int\) \$.* = 3"]) self.expect("expression (int)[array2 count]", patterns=["\(int\) \$.* = 3"]) self.expect("expression (int)array1.count", patterns=["\(int\) \$.* = 3"]) self.expect("expression (int)array2.count", patterns=["\(int\) \$.* = 3"]) self.runCmd("process continue") def test_NSString_expr_commands(self): """Test expression commands for NSString.""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) # Break inside Test_NSString: line = self.lines[2] lldbutil.run_break_set_by_file_and_line( self, "main.m", line, num_expected_locations=1, loc_exact=True) self.runCmd("run", RUN_SUCCEEDED) # Test_NSString: self.runCmd("thread backtrace") self.expect("expression (int)[str length]", patterns=["\(int\) \$.* ="]) self.expect("expression (int)[str_id length]", patterns=["\(int\) \$.* ="]) self.expect("expression (id)[str description]", patterns=["\(id\) \$.* = 0x"]) self.expect("expression (id)[str_id description]", patterns=["\(id\) \$.* = 0x"]) self.expect("expression str.length") self.expect('expression str = @"new"') self.runCmd("image lookup -t NSString") self.expect('expression str = (id)[NSString stringWithCString: "new"]') self.runCmd("process continue") @expectedFailureAll(archs=["i[3-6]86"], bugnumber="") def test_MyString_dump_with_runtime(self): """Test dump of a known Objective-C object by dereferencing it.""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) line = self.lines[4] lldbutil.run_break_set_by_file_and_line( self, "main.m", line, num_expected_locations=1, loc_exact=True) self.runCmd("run", RUN_SUCCEEDED) self.expect( "expression --show-types -- *my", patterns=[ "\(MyString\) \$.* = ", "\(MyBase\)"]) self.runCmd("process continue") @expectedFailureAll(archs=["i[3-6]86"], bugnumber="") def test_runtime_types(self): """Test commands that require runtime types""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) # Break inside Test_NSString: line = self.lines[2] lldbutil.run_break_set_by_source_regexp( self, "NSString tests") self.runCmd("run", RUN_SUCCEEDED) # Test_NSString: self.runCmd("thread backtrace") self.expect("expression [str length]", patterns=["\(NSUInteger\) \$.* ="]) self.expect("expression str.length") self.expect('expression str = [NSString stringWithCString: "new"]') self.expect( 'po [NSError errorWithDomain:@"Hello" code:35 userInfo:@{@"NSDescription" : @"be completed."}]', substrs=[ "Error Domain=Hello", "Code=35", "be completed."]) self.runCmd("process continue") @expectedFailureAll(archs=["i[3-6]86"], bugnumber="") def test_NSError_p(self): """Test that p of the result of an unknown method does require a cast.""" self.build() exe = self.getBuildArtifact("a.out") self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET) line = self.lines[4] lldbutil.run_break_set_by_file_and_line( self, "main.m", line, num_expected_locations=1, loc_exact=True) self.runCmd("run", RUN_SUCCEEDED) self.expect("p [NSError thisMethodIsntImplemented:0]", error=True, patterns=[ "no known method", "cast the message send to the method's return type"]) self.runCmd("process continue")