170 lines
6.2 KiB
Python
170 lines
6.2 KiB
Python
"""
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Test more expression command sequences with objective-c.
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"""
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from __future__ import print_function
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import os, time
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import lldb
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from lldbsuite.test.lldbtest import *
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import lldbsuite.test.lldbutil as lldbutil
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@skipUnlessDarwin
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class FoundationTestCase2(TestBase):
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mydir = TestBase.compute_mydir(__file__)
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def setUp(self):
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# Call super's setUp().
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TestBase.setUp(self)
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# Find the line numbers to break at.
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self.lines = []
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self.lines.append(line_number('main.m', '// Break here for selector: tests'))
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self.lines.append(line_number('main.m', '// Break here for NSArray tests'))
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self.lines.append(line_number('main.m', '// Break here for NSString tests'))
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self.lines.append(line_number('main.m', '// Break here for description test'))
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self.lines.append(line_number('main.m', '// Set break point at this line'))
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def test_more_expr_commands(self):
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"""More expression commands for objective-c."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Create a bunch of breakpoints.
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for line in self.lines:
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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# Test_Selector:
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self.runCmd("thread backtrace")
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self.expect("expression (char *)sel_getName(sel)",
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substrs = ["(char *)",
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"length"])
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self.runCmd("process continue")
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# Test_NSArray:
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self.runCmd("thread backtrace")
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self.runCmd("process continue")
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# Test_NSString:
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self.runCmd("thread backtrace")
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self.runCmd("process continue")
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# Test_MyString:
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self.runCmd("thread backtrace")
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self.expect("expression (char *)sel_getName(_cmd)",
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substrs = ["(char *)",
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"description"])
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self.runCmd("process continue")
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def test_NSArray_expr_commands(self):
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"""Test expression commands for NSArray."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Break inside Test_NSArray:
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line = self.lines[1]
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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# Test_NSArray:
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self.runCmd("thread backtrace")
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self.expect("expression (int)[nil_mutable_array count]",
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patterns = ["\(int\) \$.* = 0"])
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self.expect("expression (int)[array1 count]",
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patterns = ["\(int\) \$.* = 3"])
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self.expect("expression (int)[array2 count]",
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patterns = ["\(int\) \$.* = 3"])
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self.expect("expression (int)array1.count",
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patterns = ["\(int\) \$.* = 3"])
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self.expect("expression (int)array2.count",
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patterns = ["\(int\) \$.* = 3"])
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self.runCmd("process continue")
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def test_NSString_expr_commands(self):
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"""Test expression commands for NSString."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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# Break inside Test_NSString:
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line = self.lines[2]
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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# Test_NSString:
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self.runCmd("thread backtrace")
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self.expect("expression (int)[str length]",
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patterns = ["\(int\) \$.* ="])
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self.expect("expression (int)[str_id length]",
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patterns = ["\(int\) \$.* ="])
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self.expect("expression [str description]",
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patterns = ["\(id\) \$.* = 0x"])
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self.expect("expression (id)[str_id description]",
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patterns = ["\(id\) \$.* = 0x"])
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self.expect("expression str.length")
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self.expect("expression str.description")
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self.expect('expression str = @"new"')
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self.runCmd("image lookup -t NSString")
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self.expect('expression str = [NSString stringWithCString: "new"]')
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self.runCmd("process continue")
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def test_MyString_dump(self):
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"""Test dump of a known Objective-C object by dereferencing it."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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line = self.lines[4]
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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self.expect("expression --show-types -- *my",
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patterns = ["\(MyString\) \$.* = ", "\(MyBase\)", "\(NSObject\)", "\(Class\)"])
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self.runCmd("process continue")
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@expectedFailurei386
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def test_NSError_po(self):
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"""Test that po of the result of an unknown method doesn't require a cast."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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line = self.lines[4]
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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self.expect('po [NSError errorWithDomain:@"Hello" code:35 userInfo:@{@"NSDescription" : @"be completed."}]',
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substrs = ["Error Domain=Hello", "Code=35", "be completed."])
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self.runCmd("process continue")
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def test_NSError_p(self):
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"""Test that p of the result of an unknown method does require a cast."""
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self.build()
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exe = os.path.join(os.getcwd(), "a.out")
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self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
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line = self.lines[4]
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lldbutil.run_break_set_by_file_and_line (self, "main.m", line, num_expected_locations=1, loc_exact=True)
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self.runCmd("run", RUN_SUCCEEDED)
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self.expect("p [NSError thisMethodIsntImplemented:0]",
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error = True,
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patterns = ["no known method", "cast the message send to the method's return type"])
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self.runCmd("process continue")
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