llvm-project/clang-tools-extra/clangd/unittests/URITests.cpp

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7.1 KiB
C++

//===-- URITests.cpp ---------------------------------*- C++ -*-----------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "Matchers.h"
#include "TestFS.h"
#include "URI.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace clang {
namespace clangd {
// Force the unittest URI scheme to be linked,
static int LLVM_ATTRIBUTE_UNUSED UnittestSchemeAnchorDest =
UnittestSchemeAnchorSource;
namespace {
using ::testing::AllOf;
MATCHER_P(Scheme, S, "") { return arg.scheme() == S; }
MATCHER_P(Authority, A, "") { return arg.authority() == A; }
MATCHER_P(Body, B, "") { return arg.body() == B; }
std::string createOrDie(llvm::StringRef AbsolutePath,
llvm::StringRef Scheme = "file") {
auto Uri = URI::create(AbsolutePath, Scheme);
if (!Uri)
llvm_unreachable(toString(Uri.takeError()).c_str());
return Uri->toString();
}
URI parseOrDie(llvm::StringRef Uri) {
auto U = URI::parse(Uri);
if (!U)
llvm_unreachable(toString(U.takeError()).c_str());
return *U;
}
TEST(PercentEncodingTest, Encode) {
EXPECT_EQ(URI("x", /*Authority=*/"", "a/b/c").toString(), "x:a/b/c");
EXPECT_EQ(URI("x", /*Authority=*/"", "a!b;c~").toString(), "x:a%21b%3Bc~");
EXPECT_EQ(URI("x", /*Authority=*/"", "a123b").toString(), "x:a123b");
EXPECT_EQ(URI("x", /*Authority=*/"", "a:b;c").toString(), "x:a:b%3Bc");
}
TEST(PercentEncodingTest, Decode) {
EXPECT_EQ(parseOrDie("x:a/b/c").body(), "a/b/c");
EXPECT_EQ(parseOrDie("s%2b://%3a/%3").scheme(), "s+");
EXPECT_EQ(parseOrDie("s%2b://%3a/%3").authority(), ":");
EXPECT_EQ(parseOrDie("s%2b://%3a/%3").body(), "/%3");
EXPECT_EQ(parseOrDie("x:a%21b%3ac~").body(), "a!b:c~");
EXPECT_EQ(parseOrDie("x:a:b%3bc").body(), "a:b;c");
}
std::string resolveOrDie(const URI &U, llvm::StringRef HintPath = "") {
auto Path = URI::resolve(U, HintPath);
if (!Path)
llvm_unreachable(toString(Path.takeError()).c_str());
return *Path;
}
TEST(URITest, Create) {
#ifdef _WIN32
EXPECT_THAT(createOrDie("c:\\x\\y\\z"), "file:///c:/x/y/z");
#else
EXPECT_THAT(createOrDie("/x/y/z"), "file:///x/y/z");
EXPECT_THAT(createOrDie("/(x)/y/\\ z"), "file:///%28x%29/y/%5C%20z");
#endif
}
TEST(URITest, CreateUNC) {
#ifdef _WIN32
EXPECT_THAT(createOrDie("\\\\test.org\\x\\y\\z"), "file://test.org/x/y/z");
EXPECT_THAT(createOrDie("\\\\10.0.0.1\\x\\y\\z"), "file://10.0.0.1/x/y/z");
#else
EXPECT_THAT(createOrDie("//test.org/x/y/z"), "file://test.org/x/y/z");
EXPECT_THAT(createOrDie("//10.0.0.1/x/y/z"), "file://10.0.0.1/x/y/z");
#endif
}
TEST(URITest, FailedCreate) {
EXPECT_ERROR(URI::create("/x/y/z", "no"));
// Path has to be absolute.
EXPECT_ERROR(URI::create("x/y/z", "file"));
}
TEST(URITest, Parse) {
EXPECT_THAT(parseOrDie("file://auth/x/y/z"),
AllOf(Scheme("file"), Authority("auth"), Body("/x/y/z")));
EXPECT_THAT(parseOrDie("file://au%3dth/%28x%29/y/%5c%20z"),
AllOf(Scheme("file"), Authority("au=th"), Body("/(x)/y/\\ z")));
EXPECT_THAT(parseOrDie("file:///%28x%29/y/%5c%20z"),
AllOf(Scheme("file"), Authority(""), Body("/(x)/y/\\ z")));
EXPECT_THAT(parseOrDie("file:///x/y/z"),
AllOf(Scheme("file"), Authority(""), Body("/x/y/z")));
EXPECT_THAT(parseOrDie("file:"),
AllOf(Scheme("file"), Authority(""), Body("")));
EXPECT_THAT(parseOrDie("file:///x/y/z%2"),
AllOf(Scheme("file"), Authority(""), Body("/x/y/z%2")));
EXPECT_THAT(parseOrDie("http://llvm.org"),
AllOf(Scheme("http"), Authority("llvm.org"), Body("")));
EXPECT_THAT(parseOrDie("http://llvm.org/"),
AllOf(Scheme("http"), Authority("llvm.org"), Body("/")));
EXPECT_THAT(parseOrDie("http://llvm.org/D"),
AllOf(Scheme("http"), Authority("llvm.org"), Body("/D")));
EXPECT_THAT(parseOrDie("http:/"),
AllOf(Scheme("http"), Authority(""), Body("/")));
EXPECT_THAT(parseOrDie("urn:isbn:0451450523"),
AllOf(Scheme("urn"), Authority(""), Body("isbn:0451450523")));
EXPECT_THAT(
parseOrDie("file:///c:/windows/system32/"),
AllOf(Scheme("file"), Authority(""), Body("/c:/windows/system32/")));
}
TEST(URITest, ParseFailed) {
// Expect ':' in URI.
EXPECT_ERROR(URI::parse("file//x/y/z"));
// Empty.
EXPECT_ERROR(URI::parse(""));
EXPECT_ERROR(URI::parse(":/a/b/c"));
EXPECT_ERROR(URI::parse("\"/a/b/c\" IWYU pragma: abc"));
}
TEST(URITest, Resolve) {
#ifdef _WIN32
EXPECT_THAT(resolveOrDie(parseOrDie("file:///c%3a/x/y/z")), "c:\\x\\y\\z");
EXPECT_THAT(resolveOrDie(parseOrDie("file:///c:/x/y/z")), "c:\\x\\y\\z");
#else
EXPECT_EQ(resolveOrDie(parseOrDie("file:/a/b/c")), "/a/b/c");
EXPECT_EQ(resolveOrDie(parseOrDie("file://auth/a/b/c")), "//auth/a/b/c");
EXPECT_THAT(resolveOrDie(parseOrDie("file://au%3dth/%28x%29/y/%20z")),
"//au=th/(x)/y/ z");
EXPECT_THAT(resolveOrDie(parseOrDie("file:///c:/x/y/z")), "c:/x/y/z");
#endif
EXPECT_EQ(resolveOrDie(parseOrDie("unittest:///a"), testPath("x")),
testPath("a"));
}
TEST(URITest, ResolveUNC) {
#ifdef _WIN32
EXPECT_THAT(resolveOrDie(parseOrDie("file://example.com/x/y/z")),
"\\\\example.com\\x\\y\\z");
EXPECT_THAT(resolveOrDie(parseOrDie("file://127.0.0.1/x/y/z")),
"\\\\127.0.0.1\\x\\y\\z");
// Ensure non-traditional file URI still resolves to correct UNC path.
EXPECT_THAT(resolveOrDie(parseOrDie("file:////127.0.0.1/x/y/z")),
"\\\\127.0.0.1\\x\\y\\z");
#else
EXPECT_THAT(resolveOrDie(parseOrDie("file://example.com/x/y/z")),
"//example.com/x/y/z");
EXPECT_THAT(resolveOrDie(parseOrDie("file://127.0.0.1/x/y/z")),
"//127.0.0.1/x/y/z");
#endif
}
std::string resolvePathOrDie(llvm::StringRef AbsPath,
llvm::StringRef HintPath = "") {
auto Path = URI::resolvePath(AbsPath, HintPath);
if (!Path)
llvm_unreachable(toString(Path.takeError()).c_str());
return *Path;
}
TEST(URITest, ResolvePath) {
StringRef FilePath =
#ifdef _WIN32
"c:\\x\\y\\z";
#else
"/a/b/c";
#endif
EXPECT_EQ(resolvePathOrDie(FilePath), FilePath);
EXPECT_EQ(resolvePathOrDie(testPath("x"), testPath("hint")), testPath("x"));
// HintPath is not in testRoot(); resolution fails.
auto Resolve = URI::resolvePath(testPath("x"), FilePath);
EXPECT_FALSE(Resolve);
llvm::consumeError(Resolve.takeError());
}
TEST(URITest, Platform) {
auto Path = testPath("x");
auto U = URI::create(Path, "file");
EXPECT_TRUE(static_cast<bool>(U));
EXPECT_THAT(resolveOrDie(*U), Path);
}
TEST(URITest, ResolveFailed) {
auto FailedResolve = [](StringRef Uri) {
auto Path = URI::resolve(parseOrDie(Uri));
if (!Path) {
consumeError(Path.takeError());
return true;
}
return false;
};
// Invalid scheme.
EXPECT_TRUE(FailedResolve("no:/a/b/c"));
// File path needs to be absolute.
EXPECT_TRUE(FailedResolve("file:a/b/c"));
}
} // namespace
} // namespace clangd
} // namespace clang