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"""
Test lldb-dap dataBreakpointInfo and setDataBreakpoints requests
"""
from lldbsuite.test.decorators import *
from lldbsuite.test.lldbtest import *
import lldbdap_testcase
class TestDAP_setDataBreakpoints(lldbdap_testcase.DAPTestCaseBase):
def setUp(self):
lldbdap_testcase.DAPTestCaseBase.setUp(self)
self.accessTypes = ["read", "write", "readWrite"]
@skipIfWindows
def test_duplicate_start_addresses(self):
"""Test setDataBreakpoints with multiple watchpoints starting at the same addresses."""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
source = "main.cpp"
first_loop_break_line = line_number(source, "// first loop breakpoint")
self.set_source_breakpoints(source, [first_loop_break_line])
self.continue_to_next_stop()
self.dap_server.get_stackFrame()
# Test setting write watchpoint using expressions: &x, arr+2
response_x = self.dap_server.request_dataBreakpointInfo(0, "&x")
response_arr_2 = self.dap_server.request_dataBreakpointInfo(0, "arr+2")
# Test response from dataBreakpointInfo request.
self.assertEqual(response_x["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_x["body"]["accessTypes"], self.accessTypes)
self.assertEqual(response_arr_2["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_arr_2["body"]["accessTypes"], self.accessTypes)
# The first one should be overwritten by the third one as they start at
# the same address. This is indicated by returning {verified: False} for
# the first one.
dataBreakpoints = [
{"dataId": response_x["body"]["dataId"], "accessType": "read"},
{"dataId": response_arr_2["body"]["dataId"], "accessType": "write"},
{"dataId": response_x["body"]["dataId"], "accessType": "write"},
]
set_response = self.dap_server.request_setDataBreakpoint(dataBreakpoints)
self.assertEqual(
set_response["body"]["breakpoints"],
[{"verified": False}, {"verified": True}, {"verified": True}],
)
self.continue_to_next_stop()
x_val = self.dap_server.get_local_variable_value("x")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(x_val, "2")
self.assertEqual(i_val, "1")
self.continue_to_next_stop()
arr_2 = self.dap_server.get_local_variable_child("arr", "[2]")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(arr_2["value"], "42")
self.assertEqual(i_val, "2")
@skipIfWindows
def test_expression(self):
"""Tests setting data breakpoints on expression."""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
source = "main.cpp"
first_loop_break_line = line_number(source, "// first loop breakpoint")
self.set_source_breakpoints(source, [first_loop_break_line])
self.continue_to_next_stop()
self.dap_server.get_stackFrame()
# Test setting write watchpoint using expressions: &x, arr+2
response_x = self.dap_server.request_dataBreakpointInfo(0, "&x")
response_arr_2 = self.dap_server.request_dataBreakpointInfo(0, "arr+2")
# Test response from dataBreakpointInfo request.
self.assertEqual(response_x["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_x["body"]["accessTypes"], self.accessTypes)
self.assertEqual(response_arr_2["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_arr_2["body"]["accessTypes"], self.accessTypes)
dataBreakpoints = [
{"dataId": response_x["body"]["dataId"], "accessType": "write"},
{"dataId": response_arr_2["body"]["dataId"], "accessType": "write"},
]
set_response = self.dap_server.request_setDataBreakpoint(dataBreakpoints)
self.assertEqual(
set_response["body"]["breakpoints"],
[{"verified": True}, {"verified": True}],
)
self.continue_to_next_stop()
x_val = self.dap_server.get_local_variable_value("x")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(x_val, "2")
self.assertEqual(i_val, "1")
self.continue_to_next_stop()
arr_2 = self.dap_server.get_local_variable_child("arr", "[2]")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(arr_2["value"], "42")
self.assertEqual(i_val, "2")
@skipIfWindows
def test_functionality(self):
"""Tests setting data breakpoints on variable."""
program = self.getBuildArtifact("a.out")
self.build_and_launch(program)
source = "main.cpp"
first_loop_break_line = line_number(source, "// first loop breakpoint")
self.set_source_breakpoints(source, [first_loop_break_line])
self.continue_to_next_stop()
self.dap_server.get_local_variables()
# Test write watchpoints on x, arr[2]
response_x = self.dap_server.request_dataBreakpointInfo(1, "x")
arr = self.dap_server.get_local_variable("arr")
response_arr_2 = self.dap_server.request_dataBreakpointInfo(
arr["variablesReference"], "[2]"
)
# Test response from dataBreakpointInfo request.
self.assertEqual(response_x["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_x["body"]["accessTypes"], self.accessTypes)
self.assertEqual(response_arr_2["body"]["dataId"].split("/")[1], "4")
self.assertEqual(response_arr_2["body"]["accessTypes"], self.accessTypes)
dataBreakpoints = [
{"dataId": response_x["body"]["dataId"], "accessType": "write"},
{"dataId": response_arr_2["body"]["dataId"], "accessType": "write"},
]
set_response = self.dap_server.request_setDataBreakpoint(dataBreakpoints)
self.assertEqual(
set_response["body"]["breakpoints"],
[{"verified": True}, {"verified": True}],
)
self.continue_to_next_stop()
x_val = self.dap_server.get_local_variable_value("x")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(x_val, "2")
self.assertEqual(i_val, "1")
self.continue_to_next_stop()
arr_2 = self.dap_server.get_local_variable_child("arr", "[2]")
i_val = self.dap_server.get_local_variable_value("i")
self.assertEqual(arr_2["value"], "42")
self.assertEqual(i_val, "2")
self.dap_server.request_setDataBreakpoint([])
# Test hit condition
second_loop_break_line = line_number(source, "// second loop breakpoint")
breakpoint_ids = self.set_source_breakpoints(source, [second_loop_break_line])
self.continue_to_breakpoints(breakpoint_ids)
dataBreakpoints = [
{
"dataId": response_x["body"]["dataId"],
"accessType": "write",
"hitCondition": "2",
}
]
set_response = self.dap_server.request_setDataBreakpoint(dataBreakpoints)
self.assertEqual(set_response["body"]["breakpoints"], [{"verified": True}])
self.continue_to_next_stop()
x_val = self.dap_server.get_local_variable_value("x")
self.assertEqual(x_val, "3")
# Test condition
dataBreakpoints = [
{
"dataId": response_x["body"]["dataId"],
"accessType": "write",
"condition": "x==10",
}
]
set_response = self.dap_server.request_setDataBreakpoint(dataBreakpoints)
self.assertEqual(set_response["body"]["breakpoints"], [{"verified": True}])
self.continue_to_next_stop()
x_val = self.dap_server.get_local_variable_value("x")
self.assertEqual(x_val, "10")
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