llvm-project/lldb/unittests/DAP/JSONUtilsTest.cpp
Ebuka Ezike 48002eb44c
[lldb-dap] Remove dead code. (#181947)
It seems we have dead from the raw json days.
2026-02-18 11:38:00 +00:00

119 lines
3.8 KiB
C++

//===-- JSONUtilsTest.cpp -------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "JSONUtils.h"
#include "lldb/lldb-defines.h"
#include "llvm/Support/JSON.h"
#include "llvm/Testing/Support/Error.h"
#include "gtest/gtest.h"
#include <optional>
using namespace llvm;
using namespace lldb;
using namespace lldb_dap;
TEST(JSONUtilsTest, GetInteger_Ref) {
json::Object obj;
obj.try_emplace("key", 123);
auto result = GetInteger<int>(obj, "key");
ASSERT_TRUE(result.has_value());
EXPECT_EQ(result.value(), 123);
result = GetInteger<int>(obj, "nonexistent_key");
EXPECT_FALSE(result.has_value());
obj.try_emplace("key_float", 123.45);
result = GetInteger<int>(obj, "key_float");
EXPECT_FALSE(result.has_value());
obj.try_emplace("key_string", "123");
result = GetInteger<int>(obj, "key_string");
EXPECT_FALSE(result.has_value());
}
TEST(JSONUtilsTest, GetInteger_DifferentTypes) {
json::Object obj;
obj.try_emplace("key", 789);
auto result = GetInteger<int64_t>(obj, "key");
ASSERT_TRUE(result.has_value());
EXPECT_EQ(result.value(), 789);
result = GetInteger<uint32_t>(obj, "key");
ASSERT_TRUE(result.has_value());
EXPECT_EQ(result.value(), 789U);
result = GetInteger<int16_t>(obj, "key");
ASSERT_TRUE(result.has_value());
EXPECT_EQ(result.value(), static_cast<int16_t>(789));
}
TEST(JSONUtilsTest, DecodeMemoryReference) {
EXPECT_EQ(DecodeMemoryReference(""), std::nullopt);
EXPECT_EQ(DecodeMemoryReference("123"), std::nullopt);
EXPECT_EQ(DecodeMemoryReference("0o123"), std::nullopt);
EXPECT_EQ(DecodeMemoryReference("0b1010101"), std::nullopt);
EXPECT_EQ(DecodeMemoryReference("0x123"), 291u);
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_TRUE(DecodeMemoryReference(json::Object{{"mem_ref", "0x123"}},
"mem_ref", addr, root,
/*required=*/true));
EXPECT_EQ(addr, 291u);
}
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_TRUE(DecodeMemoryReference(json::Object{}, "mem_ref", addr, root,
/*required=*/false));
}
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_FALSE(DecodeMemoryReference(json::Value{"string"}, "mem_ref", addr,
root,
/*required=*/true));
EXPECT_THAT_ERROR(root.getError(), FailedWithMessage("expected object"));
}
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_FALSE(DecodeMemoryReference(json::Object{}, "mem_ref", addr, root,
/*required=*/true));
EXPECT_THAT_ERROR(root.getError(),
FailedWithMessage("missing value at (root).mem_ref"));
}
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_FALSE(DecodeMemoryReference(json::Object{{"mem_ref", 123}},
"mem_ref", addr, root,
/*required=*/true));
EXPECT_THAT_ERROR(root.getError(),
FailedWithMessage("expected string at (root).mem_ref"));
}
{
addr_t addr = LLDB_INVALID_ADDRESS;
json::Path::Root root;
EXPECT_FALSE(DecodeMemoryReference(json::Object{{"mem_ref", "123"}},
"mem_ref", addr, root,
/*required=*/true));
EXPECT_THAT_ERROR(
root.getError(),
FailedWithMessage("malformed memory reference at (root).mem_ref"));
}
}