"""
Test lldb-dap disconnect request
"""
import dap_server
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
import lldbdap_testcase
import subprocess
import time
import os
class TestDAP_launch(lldbdap_testcase.DAPTestCaseBase):
source = "main.cpp"
def disconnect_and_assert_no_output_printed(self):
self.dap_server.request_disconnect()
# verify we didn't get any input after disconnect
time.sleep(2)
output = self.get_stdout()
self.assertTrue(output is None or len(output) == 0)
@skipIfWindows
def test_launch(self):
"""
This test launches a process that would creates a file, but we disconnect
before the file is created, which terminates the process and thus the file is not
created.
"""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program, disconnectAutomatically=False)
# We set a breakpoint right before the side effect file is created
self.set_source_breakpoints(
self.source, [line_number(self.source, "// breakpoint")]
)
self.continue_to_next_stop()
self.dap_server.request_disconnect()
# verify we didn't produce the side effect file
time.sleep(1)
self.assertFalse(os.path.exists(program + ".side_effect"))
@skipIfWindows
@expectedFailureNetBSD
def test_attach(self):
"""
This test attaches to a process that creates a file. We attach and disconnect
before the file is created, and as the process is not terminated upon disconnection,
the file is created anyway.
"""
self.build_and_create_debug_adaptor()
program = self.getBuildArtifact("a.out")
# Use a file as a synchronization point between test and inferior.
sync_file_path = lldbutil.append_to_process_working_directory(
self, "sync_file_%d" % (int(time.time()))
)
self.addTearDownHook(
lambda: self.run_platform_command("rm %s" % (sync_file_path))
)
self.process = subprocess.Popen([program, sync_file_path])
lldbutil.wait_for_file_on_target(self, sync_file_path)
self.attach(pid=self.process.pid, disconnectAutomatically=False)
response = self.dap_server.request_evaluate("wait_for_attach = false;")
self.assertTrue(response["success"])
# verify we haven't produced the side effect file yet
self.assertFalse(os.path.exists(program + ".side_effect"))
self.dap_server.request_disconnect()
time.sleep(2)
# verify we produced the side effect file, as the program continued after disconnecting
self.assertTrue(os.path.exists(program + ".side_effect"))