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//===-- ReproducerTest.cpp --------------------------------------*- C++ -*-===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "gmock/gmock.h"
#include "gtest/gtest.h"
#include "llvm/Support/Error.h"
#include "llvm/Testing/Support/Error.h"
#include "lldb/Utility/FileSpec.h"
#include "lldb/Utility/Reproducer.h"
using namespace llvm;
using namespace lldb_private;
using namespace lldb_private::repro;
class DummyProvider : public repro::Provider<DummyProvider> {
public:
static constexpr const char *NAME = "dummy";
DummyProvider(const FileSpec &directory) : Provider(directory) {
m_info.name = "dummy";
m_info.files.push_back("dummy.yaml");
}
static char ID;
};
class DummyReproducer : public Reproducer {
public:
DummyReproducer() : Reproducer(){};
using Reproducer::SetCapture;
using Reproducer::SetReplay;
};
char DummyProvider::ID = 0;
TEST(ReproducerTest, SetCapture) {
DummyReproducer reproducer;
// Initially both generator and loader are unset.
EXPECT_EQ(nullptr, reproducer.GetGenerator());
EXPECT_EQ(nullptr, reproducer.GetLoader());
// Enable capture and check that means we have a generator.
EXPECT_THAT_ERROR(reproducer.SetCapture(FileSpec("/bogus/path")),
Succeeded());
EXPECT_NE(nullptr, reproducer.GetGenerator());
EXPECT_EQ(FileSpec("/bogus/path"), reproducer.GetGenerator()->GetRoot());
EXPECT_EQ(FileSpec("/bogus/path"), reproducer.GetReproducerPath());
// Ensure that we cannot enable replay.
EXPECT_THAT_ERROR(reproducer.SetReplay(FileSpec("/bogus/path")), Failed());
EXPECT_EQ(nullptr, reproducer.GetLoader());
// Ensure we can disable the generator again.
EXPECT_THAT_ERROR(reproducer.SetCapture(llvm::None), Succeeded());
EXPECT_EQ(nullptr, reproducer.GetGenerator());
EXPECT_EQ(nullptr, reproducer.GetLoader());
}
TEST(ReproducerTest, SetReplay) {
DummyReproducer reproducer;
// Initially both generator and loader are unset.
EXPECT_EQ(nullptr, reproducer.GetGenerator());
EXPECT_EQ(nullptr, reproducer.GetLoader());
// Expected to fail because we can't load the index.
EXPECT_THAT_ERROR(reproducer.SetReplay(FileSpec("/bogus/path")), Failed());
// However the loader should still be set, which we check here.
EXPECT_NE(nullptr, reproducer.GetLoader());
// Make sure the bogus path is correctly set.
EXPECT_EQ(FileSpec("/bogus/path"), reproducer.GetLoader()->GetRoot());
EXPECT_EQ(FileSpec("/bogus/path"), reproducer.GetReproducerPath());
// Ensure that we cannot enable replay.
EXPECT_THAT_ERROR(reproducer.SetCapture(FileSpec("/bogus/path")), Failed());
EXPECT_EQ(nullptr, reproducer.GetGenerator());
}
TEST(GeneratorTest, Create) {
DummyReproducer reproducer;
EXPECT_THAT_ERROR(reproducer.SetCapture(FileSpec("/bogus/path")),
Succeeded());
auto &generator = *reproducer.GetGenerator();
auto *provider = generator.Create<DummyProvider>();
EXPECT_NE(nullptr, provider);
EXPECT_EQ(FileSpec("/bogus/path"), provider->GetRoot());
EXPECT_EQ(std::string("dummy"), provider->GetInfo().name);
EXPECT_EQ((size_t)1, provider->GetInfo().files.size());
EXPECT_EQ(std::string("dummy.yaml"), provider->GetInfo().files.front());
}
TEST(GeneratorTest, Get) {
DummyReproducer reproducer;
EXPECT_THAT_ERROR(reproducer.SetCapture(FileSpec("/bogus/path")),
Succeeded());
auto &generator = *reproducer.GetGenerator();
auto *provider = generator.Create<DummyProvider>();
EXPECT_NE(nullptr, provider);
auto *provider_alt = generator.Get<DummyProvider>();
EXPECT_EQ(provider, provider_alt);
}
TEST(GeneratorTest, GetOrCreate) {
DummyReproducer reproducer;
EXPECT_THAT_ERROR(reproducer.SetCapture(FileSpec("/bogus/path")),
Succeeded());
auto &generator = *reproducer.GetGenerator();
auto &provider = generator.GetOrCreate<DummyProvider>();
EXPECT_EQ(FileSpec("/bogus/path"), provider.GetRoot());
EXPECT_EQ(std::string("dummy"), provider.GetInfo().name);
EXPECT_EQ((size_t)1, provider.GetInfo().files.size());
EXPECT_EQ(std::string("dummy.yaml"), provider.GetInfo().files.front());
auto &provider_alt = generator.GetOrCreate<DummyProvider>();
EXPECT_EQ(&provider, &provider_alt);
}
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