llvm-project/lldb/test/expression_command/radar_9673664/TestExprHelpExamples.py

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"""
Test example snippets from the lldb 'help expression' output.
"""
import os, time
import unittest2
import lldb
from lldbtest import *
class Radar9673644TestCase(TestBase):
mydir = os.path.join("expression_command", "radar_9673664")
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break inside main().
self.main_source = "main.c"
self.line = line_number(self.main_source, '// Set breakpoint here.')
# rdar://problem/9673664
def test_expr_commands(self):
"""The following expression commands should just work."""
self.buildDefault()
self.runCmd("file a.out", CURRENT_EXECUTABLE_SET)
self.expect("breakpoint set -f %s -l %d" % (self.main_source, self.line),
BREAKPOINT_CREATED,
startstr = "Breakpoint created: 1: file ='%s', line = %d, locations = 1" %
(self.main_source, self.line))
self.runCmd("run", RUN_SUCCEEDED)
# rdar://problem/9673664 lldb expression evaluation problem
self.expect('expr char c[] = "foo"; c[0]',
substrs = ["'f'"])
# runCmd: expr char c[] = "foo"; c[0]
# output: (char) $0 = 'f'
if __name__ == '__main__':
import atexit
lldb.SBDebugger.Initialize()
atexit.register(lambda: lldb.SBDebugger.Terminate())
unittest2.main()