58 lines
2.0 KiB
C++
58 lines
2.0 KiB
C++
//===-- FSTests.cpp - File system related tests -----------------*- C++ -*-===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "FS.h"
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#include "TestFS.h"
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#include "gmock/gmock.h"
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#include "gtest/gtest.h"
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namespace clang {
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namespace clangd {
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namespace {
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TEST(FSTests, PreambleStatusCache) {
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llvm::StringMap<std::string> Files;
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Files["x"] = "";
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Files["y"] = "";
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Files["main"] = "";
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auto FS = buildTestFS(Files);
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PreambleFileStatusCache StatCache(testPath("main"));
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auto ProduceFS = StatCache.getProducingFS(FS);
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EXPECT_TRUE(ProduceFS->openFileForRead("x"));
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EXPECT_TRUE(ProduceFS->status("y"));
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EXPECT_TRUE(ProduceFS->status("main"));
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EXPECT_TRUE(StatCache.lookup(testPath("x")).hasValue());
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EXPECT_TRUE(StatCache.lookup(testPath("y")).hasValue());
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// Main file is not cached.
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EXPECT_FALSE(StatCache.lookup(testPath("main")).hasValue());
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llvm::vfs::Status S("fake", llvm::sys::fs::UniqueID(123, 456),
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std::chrono::system_clock::now(), 0, 0, 1024,
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llvm::sys::fs::file_type::regular_file,
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llvm::sys::fs::all_all);
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StatCache.update(*FS, S);
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auto ConsumeFS = StatCache.getConsumingFS(FS);
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auto Cached = ConsumeFS->status(testPath("fake"));
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EXPECT_TRUE(Cached);
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EXPECT_EQ(Cached->getName(), testPath("fake"));
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EXPECT_EQ(Cached->getUniqueID(), S.getUniqueID());
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// fake and temp/../fake should hit the same cache entry.
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// However, the Status returned reflects the actual path requested.
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auto CachedDotDot = ConsumeFS->status(testPath("temp/../fake"));
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EXPECT_TRUE(CachedDotDot);
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EXPECT_EQ(CachedDotDot->getName(), testPath("temp/../fake"));
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EXPECT_EQ(CachedDotDot->getUniqueID(), S.getUniqueID());
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}
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} // namespace
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} // namespace clangd
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} // namespace clang
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