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//===-- ConfigYAMLTests.cpp -----------------------------------------------===//
//
// 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 "Annotations.h"
#include "ConfigFragment.h"
#include "ConfigTesting.h"
#include "Protocol.h"
#include "llvm/Support/SMLoc.h"
#include "llvm/Support/ScopedPrinter.h"
#include "llvm/Support/SourceMgr.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
namespace clang {
namespace clangd {
namespace config {
template <typename T> void PrintTo(const Located<T> &V, std::ostream *OS) {
*OS << ::testing::PrintToString(*V);
}
namespace {
using ::testing::AllOf;
using ::testing::ElementsAre;
using ::testing::IsEmpty;
MATCHER_P(Val, Value, "") {
if (*arg == Value)
return true;
*result_listener << "value is " << *arg;
return false;
}
TEST(ParseYAML, SyntacticForms) {
CapturedDiags Diags;
const char *YAML = R"yaml(
If:
PathMatch:
- 'abc'
CompileFlags: { Add: [foo, bar] }
---
CompileFlags:
Add: |
b
az
---
Index:
Background: Skip
)yaml";
auto Results = Fragment::parseYAML(YAML, "config.yaml", Diags.callback());
EXPECT_THAT(Diags.Diagnostics, IsEmpty());
ASSERT_EQ(Results.size(), 3u);
EXPECT_FALSE(Results[0].If.HasUnrecognizedCondition);
EXPECT_THAT(Results[0].If.PathMatch, ElementsAre(Val("abc")));
EXPECT_THAT(Results[0].CompileFlags.Add, ElementsAre(Val("foo"), Val("bar")));
EXPECT_THAT(Results[1].CompileFlags.Add, ElementsAre(Val("b\naz\n")));
ASSERT_TRUE(Results[2].Index.Background);
EXPECT_EQ("Skip", *Results[2].Index.Background.getValue());
}
TEST(ParseYAML, Locations) {
CapturedDiags Diags;
Annotations YAML(R"yaml(
If:
PathMatch: [['???bad***regex(((']]
)yaml");
auto Results =
Fragment::parseYAML(YAML.code(), "config.yaml", Diags.callback());
EXPECT_THAT(Diags.Diagnostics, IsEmpty());
ASSERT_EQ(Results.size(), 1u);
ASSERT_NE(Results.front().Source.Manager, nullptr);
EXPECT_EQ(toRange(Results.front().If.PathMatch.front().Range,
*Results.front().Source.Manager),
YAML.range());
}
TEST(ParseYAML, Diagnostics) {
CapturedDiags Diags;
Annotations YAML(R"yaml(
If:
[[UnknownCondition]]: "foo"
CompileFlags:
Add: 'first'
---
CompileFlags: {^
)yaml");
auto Results =
Fragment::parseYAML(YAML.code(), "config.yaml", Diags.callback());
ASSERT_THAT(
Diags.Diagnostics,
ElementsAre(AllOf(DiagMessage("Unknown If key UnknownCondition"),
DiagKind(llvm::SourceMgr::DK_Warning),
DiagPos(YAML.range().start), DiagRange(YAML.range())),
AllOf(DiagMessage("Unexpected token. Expected Key, Flow "
"Entry, or Flow Mapping End."),
DiagKind(llvm::SourceMgr::DK_Error),
DiagPos(YAML.point()), DiagRange(llvm::None))));
ASSERT_EQ(Results.size(), 1u); // invalid fragment discarded.
EXPECT_THAT(Results.front().CompileFlags.Add, ElementsAre(Val("first")));
EXPECT_TRUE(Results.front().If.HasUnrecognizedCondition);
}
TEST(ParseYAML, Invalid) {
CapturedDiags Diags;
const char *YAML = R"yaml(
If:
horrible
---
- 1
)yaml";
auto Results = Fragment::parseYAML(YAML, "config.yaml", Diags.callback());
EXPECT_THAT(Diags.Diagnostics,
ElementsAre(DiagMessage("If should be a dictionary"),
DiagMessage("Config should be a dictionary")));
ASSERT_THAT(Results, IsEmpty());
}
} // namespace
} // namespace config
} // namespace clangd
} // namespace clang
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