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//===- AsmStreamerTest.cpp - Triple unit tests ----------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "gtest/gtest.h"
#include "llvm/MC/MCContext.h"
#include "llvm/MC/MCStreamer.h"
#include "llvm/Support/raw_ostream.h"
using namespace llvm;
namespace {
// Helper class.
class StringAsmStreamer {
std::string Str;
raw_string_ostream OS;
MCContext Context;
MCStreamer *Streamer;
public:
StringAsmStreamer() : OS(Str), Streamer(createAsmStreamer(Context, OS)) {}
~StringAsmStreamer() {
delete Streamer;
}
MCContext &getContext() { return Context; }
MCStreamer &getStreamer() { return *Streamer; }
const std::string &getString() {
Streamer->Finish();
return Str;
}
};
TEST(AsmStreamer, EmptyOutput) {
StringAsmStreamer S;
EXPECT_EQ(S.getString(), "");
}
TEST(AsmStreamer, Sections) {
StringAsmStreamer S;
MCSection *Sec0 = S.getContext().GetSection("foo");
S.getStreamer().SwitchSection(Sec0);
EXPECT_EQ(S.getString(), ".section foo\n");
}
}
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