Files
clice/include/Test/CTest.h
2025-02-05 14:10:11 +08:00

105 lines
2.8 KiB
C++

#pragma once
#include "Test.h"
#include "Compiler/Compilation.h"
namespace clice::testing {
struct Tester {
CompilationParams params;
std::optional<ASTInfo> info;
/// Annoated locations.
llvm::StringMap<std::uint32_t> offsets;
llvm::StringMap<proto::Position> locations;
std::vector<std::string> sources;
public:
Tester() = default;
Tester(llvm::StringRef file, llvm::StringRef content) {
params.srcPath = file;
params.content = annoate(content);
}
void addMain(llvm::StringRef file, llvm::StringRef content) {
params.srcPath = file;
params.content = annoate(content);
}
void addFile(llvm::StringRef name, llvm::StringRef content) {
params.remappedFiles.emplace_back(name, content);
}
llvm::StringRef annoate(llvm::StringRef content) {
auto& source = sources.emplace_back();
source.reserve(content.size());
uint32_t line = 0;
uint32_t column = 0;
uint32_t offset = 0;
for(uint32_t i = 0; i < content.size();) {
auto c = content[i];
if(c == '@') {
i += 1;
auto key = content.substr(i).take_until([](char c) { return c == ' '; });
assert(!locations.contains(key) && "duplicate key");
locations.try_emplace(key, line, column);
offsets.try_emplace(key, offset);
continue;
}
if(c == '$') {
assert(i + 1 < content.size() && content[i + 1] == '(' && "expect $(name)");
i += 2;
auto key = content.substr(i).take_until([](char c) { return c == ')'; });
i += key.size() + 1;
assert(!locations.contains(key) && "duplicate key");
locations.try_emplace(key, line, column);
offsets.try_emplace(key, offset);
continue;
}
if(c == '\n') {
line += 1;
column = 0;
} else {
column += 1;
}
i += 1;
offset += 1;
source.push_back(c);
}
return source;
}
Tester& run(const char* standard = "-std=c++20") {
params.command = std::format("clang++ {} {} -fms-extensions", standard, params.srcPath);
auto info = compile(params);
if(!info) {
llvm::errs() << "Failed to build AST\n";
std::terminate();
}
this->info.emplace(std::move(*info));
return *this;
}
proto::Position pos(llvm::StringRef key) const {
return locations.lookup(key);
}
std::uint32_t offset(llvm::StringRef key) const {
return offsets.lookup(key);
}
};
} // namespace clice::testing