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"""
Test lldb data formatter subsystem.
"""
import lldb
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
class PrintObjectArrayTestCase(TestBase):
@skipUnlessDarwin
def test_print_array(self):
"""Test that expr -O -Z works"""
self.build()
self.printarray_data_formatter_commands()
@skipUnlessDarwin
def test_print_array_no_const(self):
"""Test that expr -O -Z works"""
disable_constant_classes = {
"CC": "xcrun clang", # FIXME: Remove when flags are available upstream.
"USE_SYSTEM_STDLIB": "1", # See above.
"CFLAGS_EXTRAS": "-fno-constant-nsnumber-literals "
+ "-fno-constant-nsarray-literals "
+ "-fno-constant-nsdictionary-literals",
}
self.build(dictionary=disable_constant_classes)
self.printarray_data_formatter_commands()
def setUp(self):
# Call super's setUp().
TestBase.setUp(self)
# Find the line number to break at.
self.line = line_number("main.mm", "break here")
def printarray_data_formatter_commands(self):
"""Test that expr -O -Z works"""
self.runCmd("file " + self.getBuildArtifact("a.out"), CURRENT_EXECUTABLE_SET)
lldbutil.run_break_set_by_file_and_line(
self, "main.mm", 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"],
)
# This is the function to remove the custom formats in order to have a
# clean slate for the next test case.
def cleanup():
self.runCmd("type format clear", check=False)
self.runCmd("type summary clear", check=False)
self.runCmd("type synth clear", check=False)
# Execute the cleanup function during test case tear down.
self.addTearDownHook(cleanup)
self.expect(
"expr --element-count 3 --object-description -- objects",
substrs=[
"3735928559",
"4276993775",
"3203398366",
"Hello",
"World",
"Two =",
"1 =",
],
)
self.expect(
"poarray 3 objects",
substrs=[
"3735928559",
"4276993775",
"3203398366",
"Hello",
"World",
"Two =",
"1 =",
],
)
self.expect(
"expr --element-count 3 --object-description --description-verbosity=full -- objects",
substrs=[
"[0] =",
"3735928559",
"4276993775",
"3203398366",
"[1] =",
"Hello",
"World",
"[2] =",
"Two =",
"1 =",
],
)
self.expect("parray 3 objects", substrs=["[0] = 0x", "[1] = 0x", "[2] = 0x"])
self.expect(
"expr --element-count 3 -d run -- objects",
substrs=["3 elements", "2 elements", "2 key/value pairs"],
)
self.expect(
"expr --element-count 3 -d run --ptr-depth=1 -- objects",
substrs=[
"3 elements",
"3735928559",
"4276993775",
"3203398366",
"2 elements",
'"Hello"',
'"World"',
"2 key/value pairs",
],
)
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