Author: sammccall
Date: Wed Aug 28 14:05:49 2019
New Revision: 370262
URL: http://llvm.org/viewvc/llvm-project?rev=370262&view=rev
Log:
Revert "[clangd] Migrate last tweak tests to TweakTesting.h and remove old
helpers. NFC"
This reverts commit 8f85685b5cf57eddea11fa444503ade220c724e4, which
breaks on old gcc that have the macro + raw strings bug.
Modified:
clang-tools-extra/trunk/clangd/unittests/TweakTests.cpp
Modified: clang-tools-extra/trunk/clangd/unittests/TweakTests.cpp
URL:
http://llvm.org/viewvc/llvm-project/clang-tools-extra/trunk/clangd/unittests/TweakTests.cpp?rev=370262&r1=370261&r2=370262&view=diff
==============================================================================
--- clang-tools-extra/trunk/clangd/unittests/TweakTests.cpp (original)
+++ clang-tools-extra/trunk/clangd/unittests/TweakTests.cpp Wed Aug 28 14:05:49
2019
@@ -23,6 +23,8 @@
#include "gtest/gtest.h"
#include <cassert>
+using llvm::Failed;
+using llvm::Succeeded;
using ::testing::AllOf;
using ::testing::HasSubstr;
using ::testing::StartsWith;
@@ -31,6 +33,100 @@ namespace clang {
namespace clangd {
namespace {
+// FIXME(sammccall): migrate the rest of the tests to use TweakTesting.h and
+// remove these helpers.
+std::string markRange(llvm::StringRef Code, Range R) {
+ size_t Begin = llvm::cantFail(positionToOffset(Code, R.start));
+ size_t End = llvm::cantFail(positionToOffset(Code, R.end));
+ assert(Begin <= End);
+ if (Begin == End) // Mark a single point.
+ return (Code.substr(0, Begin) + "^" + Code.substr(Begin)).str();
+ // Mark a range.
+ return (Code.substr(0, Begin) + "[[" + Code.substr(Begin, End - Begin) +
+ "]]" + Code.substr(End))
+ .str();
+}
+
+void checkAvailable(StringRef ID, llvm::StringRef Input, bool Available) {
+ Annotations Code(Input);
+ ASSERT_TRUE(0 < Code.points().size() || 0 < Code.ranges().size())
+ << "no points of interest specified";
+ TestTU TU;
+ TU.Filename = "foo.cpp";
+ TU.Code = Code.code();
+
+ ParsedAST AST = TU.build();
+
+ auto CheckOver = [&](Range Selection) {
+ unsigned Begin = cantFail(positionToOffset(Code.code(), Selection.start));
+ unsigned End = cantFail(positionToOffset(Code.code(), Selection.end));
+ auto T = prepareTweak(ID, Tweak::Selection(AST, Begin, End));
+ if (Available)
+ EXPECT_THAT_EXPECTED(T, Succeeded())
+ << "code is " << markRange(Code.code(), Selection);
+ else
+ EXPECT_THAT_EXPECTED(T, Failed())
+ << "code is " << markRange(Code.code(), Selection);
+ };
+ for (auto P : Code.points())
+ CheckOver(Range{P, P});
+ for (auto R : Code.ranges())
+ CheckOver(R);
+}
+
+/// Checks action is available at every point and range marked in \p Input.
+void checkAvailable(StringRef ID, llvm::StringRef Input) {
+ return checkAvailable(ID, Input, /*Available=*/true);
+}
+
+/// Same as checkAvailable, but checks the action is not available.
+void checkNotAvailable(StringRef ID, llvm::StringRef Input) {
+ return checkAvailable(ID, Input, /*Available=*/false);
+}
+
+llvm::Expected<Tweak::Effect> apply(StringRef ID, llvm::StringRef Input) {
+ Annotations Code(Input);
+ Range SelectionRng;
+ if (Code.points().size() != 0) {
+ assert(Code.ranges().size() == 0 &&
+ "both a cursor point and a selection range were specified");
+ SelectionRng = Range{Code.point(), Code.point()};
+ } else {
+ SelectionRng = Code.range();
+ }
+ TestTU TU;
+ TU.Filename = "foo.cpp";
+ TU.Code = Code.code();
+
+ ParsedAST AST = TU.build();
+ unsigned Begin = cantFail(positionToOffset(Code.code(), SelectionRng.start));
+ unsigned End = cantFail(positionToOffset(Code.code(), SelectionRng.end));
+ Tweak::Selection S(AST, Begin, End);
+
+ auto T = prepareTweak(ID, S);
+ if (!T)
+ return T.takeError();
+ return (*T)->apply(S);
+}
+
+llvm::Expected<std::string> applyEdit(StringRef ID, llvm::StringRef Input) {
+ auto Effect = apply(ID, Input);
+ if (!Effect)
+ return Effect.takeError();
+ if (!Effect->ApplyEdit)
+ return llvm::createStringError(llvm::inconvertibleErrorCode(),
+ "No replacements");
+ Annotations Code(Input);
+ return applyAllReplacements(Code.code(), *Effect->ApplyEdit);
+}
+
+void checkTransform(llvm::StringRef ID, llvm::StringRef Input,
+ std::string Output) {
+ auto Result = applyEdit(ID, Input);
+ ASSERT_TRUE(bool(Result)) << llvm::toString(Result.takeError()) << Input;
+ EXPECT_EQ(Output, std::string(*Result)) << Input;
+}
+
TWEAK_TEST(SwapIfBranches);
TEST_F(SwapIfBranchesTest, Test) {
Context = Function;
@@ -119,9 +215,9 @@ TEST_F(DumpRecordLayoutTest, Test) {
AllOf(StartsWith("message:"), HasSubstr("0 | int x")));
}
-TWEAK_TEST(ExtractVariable);
-TEST_F(ExtractVariableTest, Test) {
- EXPECT_AVAILABLE(R"cpp(
+TEST(TweaksTest, ExtractVariable) {
+ llvm::StringLiteral ID = "ExtractVariable";
+ checkAvailable(ID, R"cpp(
int xyz(int a = 1) {
struct T {
int bar(int a = 1);
@@ -161,14 +257,14 @@ TEST_F(ExtractVariableTest, Test) {
}
)cpp");
// Should not crash.
- EXPECT_UNAVAILABLE(R"cpp(
+ checkNotAvailable(ID, R"cpp(
template<typename T, typename ...Args>
struct Test<T, Args...> {
Test(const T &v) :val[[(^]]) {}
T val;
};
)cpp");
- EXPECT_UNAVAILABLE(R"cpp(
+ checkNotAvailable(ID, R"cpp(
int xyz(int a = [[1]]) {
struct T {
int bar(int a = [[1]]);
@@ -386,35 +482,38 @@ TEST_F(ExtractVariableTest, Test) {
})cpp"},
};
for (const auto &IO : InputOutputs) {
- EXPECT_EQ(IO.second, apply(IO.first)) << IO.first;
+ checkTransform(ID, IO.first, IO.second);
}
}
-TWEAK_TEST(AnnotateHighlightings);
-TEST_F(AnnotateHighlightingsTest, Test) {
- EXPECT_AVAILABLE("^vo^id^ ^f(^) {^}^"); // available everywhere.
- EXPECT_AVAILABLE("[[int a; int b;]]");
- EXPECT_EQ("/* storage.type.primitive.cpp */void "
- "/* entity.name.function.cpp */f() {}",
- apply("void ^f() {}"));
-
- EXPECT_EQ(apply(R"cpp(
- [[void f1();
- void f2();]]
- )cpp"),
- R"cpp(
- /* storage.type.primitive.cpp */void /* entity.name.function.cpp */f1();
- /* storage.type.primitive.cpp */void /* entity.name.function.cpp */f2();
- )cpp");
-
- EXPECT_EQ(apply(R"cpp(
- void f1();
- void f2() {^};
- )cpp"),
- R"cpp(
- void f1();
- /* storage.type.primitive.cpp */void /* entity.name.function.cpp */f2()
{};
- )cpp");
+TEST(TweaksTest, AnnotateHighlightings) {
+ llvm::StringLiteral ID = "AnnotateHighlightings";
+ checkAvailable(ID, "^vo^id^ ^f(^) {^}^"); // available everywhere.
+ checkAvailable(ID, "[[int a; int b;]]");
+ const char *Input = "void ^f() {}";
+ const char *Output = "/* storage.type.primitive.cpp */void /*
entity.name.function.cpp */f() {}";
+ checkTransform(ID, Input, Output);
+
+ checkTransform(ID,
+ R"cpp(
+[[void f1();
+void f2();]]
+)cpp",
+ R"cpp(
+/* storage.type.primitive.cpp */void /* entity.name.function.cpp */f1();
+/* storage.type.primitive.cpp */void /* entity.name.function.cpp */f2();
+)cpp");
+
+ checkTransform(ID,
+ R"cpp(
+void f1();
+void f2() {^};
+)cpp",
+
+ R"cpp(
+void f1();
+/* storage.type.primitive.cpp */void /* entity.name.function.cpp */f2() {};
+)cpp");
}
TWEAK_TEST(ExpandMacro);
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