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"""Test that importing modules in C works as expected."""
from __future__ import print_function
import use_lldb_suite
import os, time
import lldb
import platform
import lldbutil
from distutils.version import StrictVersion
from lldbtest import *
class CModulesTestCase(TestBase):
mydir = TestBase.compute_mydir(__file__)
@skipIfFreeBSD
@expectedFailureDarwin('http://llvm.org/pr24302')
@expectedFailureLinux('http://llvm.org/pr23456') # 'fopen' has unknown return type
@expectedFailureWindows("llvm.org/pr24489: Name lookup not working correctly on Windows")
def test_expr(self):
if platform.system() == "Darwin" and platform.release() < StrictVersion('12.0.0'):
self.skipTest()
self.build()
exe = os.path.join(os.getcwd(), "a.out")
self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
# Break inside the foo function which takes a bar_ptr argument.
lldbutil.run_break_set_by_file_and_line (self, "main.c", self.line, num_expected_locations=1, loc_exact=True)
self.runCmd("run", RUN_SUCCEEDED)
# The stop reason of the thread should be breakpoint.
self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
substrs = ['stopped',
'stop reason = breakpoint'])
# The breakpoint should have a hit count of 1.
self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
substrs = [' resolved, hit count = 1'])
self.expect("expr @import Darwin; 3", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["int", "3"])
self.expect("expr *fopen(\"/dev/zero\", \"w\")", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["FILE", "_close", "__sclose"])
self.expect("expr *myFile", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["a", "5", "b", "9"])
self.expect("expr MIN((uint64_t)2, (uint64_t)3)", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["uint64_t", "2"])
self.expect("expr stdin", VARIABLES_DISPLAYED_CORRECTLY,
substrs = ["(FILE *)", "0x"])
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break inside main().
self.line = line_number('main.c', '// Set breakpoint 0 here.')
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