70 lines
3.0 KiB
C++
70 lines
3.0 KiB
C++
//===-- llvm/unittest/Support/DebuginfodTests.cpp - unit tests ------------===//
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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 "llvm/Debuginfod/Debuginfod.h"
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#include "llvm/Debuginfod/HTTPClient.h"
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#include "llvm/Support/FileSystem.h"
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#include "llvm/Support/Path.h"
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#include "llvm/Testing/Support/Error.h"
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#include "gtest/gtest.h"
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#ifdef _WIN32
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#define setenv(name, var, ignore) _putenv_s(name, var)
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#endif
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#define ASSERT_NO_ERROR(x) \
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if (std::error_code ASSERT_NO_ERROR_ec = x) { \
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SmallString<128> MessageStorage; \
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raw_svector_ostream Message(MessageStorage); \
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Message << #x ": did not return errc::success.\n" \
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<< "error number: " << ASSERT_NO_ERROR_ec.value() << "\n" \
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<< "error message: " << ASSERT_NO_ERROR_ec.message() << "\n"; \
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GTEST_FATAL_FAILURE_(MessageStorage.c_str()); \
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} else { \
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}
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using namespace llvm;
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// Check that the Debuginfod client can find locally cached artifacts.
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TEST(DebuginfodClient, CacheHit) {
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int FD;
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SmallString<64> CachedFilePath;
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sys::fs::createTemporaryFile("llvmcache-key", "temp", FD, CachedFilePath);
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StringRef CacheDir = sys::path::parent_path(CachedFilePath);
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StringRef UniqueKey = sys::path::filename(CachedFilePath);
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EXPECT_TRUE(UniqueKey.consume_front("llvmcache-"));
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raw_fd_ostream OF(FD, true, /*unbuffered=*/true);
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OF << "contents\n";
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OF << CacheDir << "\n";
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OF.close();
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Expected<std::string> PathOrErr = getCachedOrDownloadArtifact(
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UniqueKey, /*UrlPath=*/"/null", CacheDir,
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/*DebuginfodUrls=*/{}, /*Timeout=*/std::chrono::milliseconds(1));
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EXPECT_THAT_EXPECTED(PathOrErr, HasValue(CachedFilePath));
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}
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// Check that the Debuginfod client returns an Error when it fails to find an
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// artifact.
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TEST(DebuginfodClient, CacheMiss) {
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SmallString<32> CacheDir;
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ASSERT_NO_ERROR(
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sys::fs::createUniqueDirectory("debuginfod-unittest", CacheDir));
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sys::path::append(CacheDir, "cachedir");
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ASSERT_FALSE(sys::fs::exists(CacheDir));
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setenv("DEBUGINFOD_CACHE_PATH", CacheDir.c_str(),
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/*replace=*/1);
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// Ensure there are no urls to guarantee a cache miss.
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setenv("DEBUGINFOD_URLS", "", /*replace=*/1);
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HTTPClient::initialize();
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Expected<std::string> PathOrErr = getCachedOrDownloadArtifact(
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/*UniqueKey=*/"nonexistent-key", /*UrlPath=*/"/null");
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EXPECT_THAT_EXPECTED(PathOrErr, Failed<StringError>());
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// A cache miss with no possible URLs should not create the cache directory.
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EXPECT_FALSE(sys::fs::exists(CacheDir));
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}
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