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//===-- JSONSymbolTest.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 "lldb/Core/Section.h"
#include "lldb/Symbol/Symbol.h"
#include "llvm/Testing/Support/Error.h"
#include "gtest/gtest.h"
using namespace lldb;
using namespace llvm;
using namespace lldb_private;
static std::string g_error_no_section_list = "no section list provided";
static std::string g_error_both_value_and_address =
"symbol cannot contain both a value and an address";
static std::string g_error_neither_value_or_address =
"symbol must contain either a value or an address";
TEST(JSONSymbolTest, DeserializeCodeAddress) {
std::string text = R"(
{
"name": "foo",
"type": "code",
"size": 32,
"address": 4096
})";
Expected<json::Value> json = json::parse(text);
ASSERT_TRUE(static_cast<bool>(json));
json::Path::Root root;
JSONSymbol json_symbol;
ASSERT_TRUE(fromJSON(*json, json_symbol, root));
SectionSP sect_sp(new Section(
/*module_sp=*/ModuleSP(),
/*obj_file=*/nullptr,
/*sect_id=*/1,
/*name=*/ConstString(".text"),
/*sect_type=*/eSectionTypeCode,
/*file_vm_addr=*/0x1000,
/*vm_size=*/0x1000,
/*file_offset=*/0,
/*file_size=*/0,
/*log2align=*/5,
/*flags=*/0x10203040));
SectionList sect_list;
sect_list.AddSection(sect_sp);
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, §_list);
EXPECT_THAT_EXPECTED(symbol, llvm::Succeeded());
EXPECT_EQ(symbol->GetName(), ConstString("foo"));
EXPECT_EQ(symbol->GetFileAddress(), static_cast<lldb::addr_t>(0x1000));
EXPECT_EQ(symbol->GetType(), eSymbolTypeCode);
}
TEST(JSONSymbolTest, DeserializeCodeValue) {
std::string text = R"(
{
"name": "foo",
"type": "code",
"size": 32,
"value": 4096
})";
Expected<json::Value> json = json::parse(text);
EXPECT_THAT_EXPECTED(json, llvm::Succeeded());
json::Path::Root root;
JSONSymbol json_symbol;
ASSERT_TRUE(fromJSON(*json, json_symbol, root));
SectionList sect_list;
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, §_list);
EXPECT_THAT_EXPECTED(symbol, llvm::Succeeded());
EXPECT_EQ(symbol->GetName(), ConstString("foo"));
EXPECT_EQ(symbol->GetRawValue(), static_cast<lldb::addr_t>(0x1000));
EXPECT_EQ(symbol->GetType(), eSymbolTypeCode);
}
TEST(JSONSymbolTest, JSONInvalidValueAndAddress) {
std::string text = R"(
{
"name": "foo",
"type": "code",
"size": 32,
"value": 4096,
"address": 4096
})";
Expected<json::Value> json = json::parse(text);
EXPECT_THAT_EXPECTED(json, llvm::Succeeded());
json::Path::Root root;
JSONSymbol json_symbol;
ASSERT_FALSE(fromJSON(*json, json_symbol, root));
}
TEST(JSONSymbolTest, JSONInvalidNoValueOrAddress) {
std::string text = R"(
{
"name": "foo",
"type": "code",
"size": 32
})";
Expected<json::Value> json = json::parse(text);
EXPECT_THAT_EXPECTED(json, llvm::Succeeded());
json::Path::Root root;
JSONSymbol json_symbol;
ASSERT_FALSE(fromJSON(*json, json_symbol, root));
}
TEST(JSONSymbolTest, JSONInvalidType) {
std::string text = R"(
{
"name": "foo",
"type": "bogus",
"value": 4096,
"size": 32
})";
Expected<json::Value> json = json::parse(text);
EXPECT_THAT_EXPECTED(json, llvm::Succeeded());
json::Path::Root root;
JSONSymbol json_symbol;
ASSERT_FALSE(fromJSON(*json, json_symbol, root));
}
TEST(JSONSymbolTest, SymbolInvalidNoSectionList) {
JSONSymbol json_symbol;
json_symbol.value = 0x1;
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, nullptr);
EXPECT_THAT_EXPECTED(symbol,
llvm::FailedWithMessage(g_error_no_section_list));
}
TEST(JSONSymbolTest, SymbolInvalidValueAndAddress) {
JSONSymbol json_symbol;
json_symbol.value = 0x1;
json_symbol.address = 0x2;
SectionList sect_list;
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, §_list);
EXPECT_THAT_EXPECTED(symbol,
llvm::FailedWithMessage(g_error_both_value_and_address));
}
TEST(JSONSymbolTest, SymbolInvalidNoValueOrAddress) {
JSONSymbol json_symbol;
SectionList sect_list;
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, §_list);
EXPECT_THAT_EXPECTED(
symbol, llvm::FailedWithMessage(g_error_neither_value_or_address));
}
TEST(JSONSymbolTest, SymbolInvalidAddressNotInSection) {
JSONSymbol json_symbol;
json_symbol.address = 0x0fff;
SectionSP sect_sp(new Section(
/*module_sp=*/ModuleSP(),
/*obj_file=*/nullptr,
/*sect_id=*/1,
/*name=*/ConstString(".text"),
/*sect_type=*/eSectionTypeCode,
/*file_vm_addr=*/0x1000,
/*vm_size=*/0x1000,
/*file_offset=*/0,
/*file_size=*/0,
/*log2align=*/5,
/*flags=*/0x10203040));
SectionList sect_list;
sect_list.AddSection(sect_sp);
Expected<Symbol> symbol = Symbol::FromJSON(json_symbol, §_list);
EXPECT_THAT_EXPECTED(
symbol, llvm::FailedWithMessage("no section found for address: 0xfff"));
}
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