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"""
Tests std::queue functionality.
"""
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class TestQueue(TestBase):
mydir = TestBase.compute_mydir(__file__)
# FIXME: This should work on more setups, so remove these
# skipIf's in the future.
@add_test_categories(["libc++"])
@skipIf(compiler=no_match("clang"))
@skipIf(oslist=no_match(["linux"]))
@skipIf(debug_info=no_match(["dwarf"]))
def test(self):
self.build()
lldbutil.run_to_source_breakpoint(self,
"// Set break point at this line.", lldb.SBFileSpec("main.cpp"))
self.runCmd("settings set target.import-std-module true")
# Test std::queue functionality with a std::deque.
self.expect("expr q_deque.pop()")
self.expect("expr q_deque.push({4})")
self.expect("expr (size_t)q_deque.size()", substrs=['(size_t) $0 = 1'])
self.expect("expr (int)q_deque.front().i", substrs=['(int) $1 = 4'])
self.expect("expr (int)q_deque.back().i", substrs=['(int) $2 = 4'])
self.expect("expr q_deque.empty()", substrs=['(bool) $3 = false'])
self.expect("expr q_deque.pop()")
self.expect("expr q_deque.emplace(5)")
self.expect("expr (int)q_deque.front().i", substrs=['(int) $4 = 5'])
# Test std::queue functionality with a std::list.
self.expect("expr q_list.pop()")
self.expect("expr q_list.push({4})")
self.expect("expr (size_t)q_list.size()", substrs=['(size_t) $5 = 1'])
self.expect("expr (int)q_list.front().i", substrs=['(int) $6 = 4'])
self.expect("expr (int)q_list.back().i", substrs=['(int) $7 = 4'])
self.expect("expr q_list.empty()", substrs=['(bool) $8 = false'])
self.expect("expr q_list.pop()")
self.expect("expr q_list.emplace(5)")
self.expect("expr (int)q_list.front().i", substrs=['(int) $9 = 5'])
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