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-rw-r--r--clang-tools-extra/unittests/clangd/Annotations.cpp6
-rw-r--r--clang-tools-extra/unittests/clangd/CMakeLists.txt1
-rw-r--r--clang-tools-extra/unittests/clangd/SourceCodeTests.cpp72
3 files changed, 58 insertions, 21 deletions
diff --git a/clang-tools-extra/unittests/clangd/Annotations.cpp b/clang-tools-extra/unittests/clangd/Annotations.cpp
index 92d1cb1d1a2..fc9c4cb05f0 100644
--- a/clang-tools-extra/unittests/clangd/Annotations.cpp
+++ b/clang-tools-extra/unittests/clangd/Annotations.cpp
@@ -86,7 +86,11 @@ std::vector<Range> Annotations::ranges(llvm::StringRef Name) const {
std::pair<std::size_t, std::size_t>
Annotations::offsetRange(llvm::StringRef Name) const {
auto R = range(Name);
- return {positionToOffset(Code, R.start), positionToOffset(Code, R.end)};
+ llvm::Expected<size_t> Start = positionToOffset(Code, R.start);
+ llvm::Expected<size_t> End = positionToOffset(Code, R.end);
+ assert(Start);
+ assert(End);
+ return {*Start, *End};
}
} // namespace clangd
diff --git a/clang-tools-extra/unittests/clangd/CMakeLists.txt b/clang-tools-extra/unittests/clangd/CMakeLists.txt
index 6017868f2b3..214866ab364 100644
--- a/clang-tools-extra/unittests/clangd/CMakeLists.txt
+++ b/clang-tools-extra/unittests/clangd/CMakeLists.txt
@@ -43,4 +43,5 @@ target_link_libraries(ClangdTests
clangTooling
clangToolingCore
LLVMSupport
+ LLVMTestingSupport
)
diff --git a/clang-tools-extra/unittests/clangd/SourceCodeTests.cpp b/clang-tools-extra/unittests/clangd/SourceCodeTests.cpp
index 86c8a0984b4..d7876414f2f 100644
--- a/clang-tools-extra/unittests/clangd/SourceCodeTests.cpp
+++ b/clang-tools-extra/unittests/clangd/SourceCodeTests.cpp
@@ -7,7 +7,9 @@
//
//===----------------------------------------------------------------------===//
#include "SourceCode.h"
+#include "llvm/Support/Error.h"
#include "llvm/Support/raw_os_ostream.h"
+#include "llvm/Testing/Support/Error.h"
#include "gmock/gmock.h"
#include "gtest/gtest.h"
@@ -15,6 +17,9 @@ namespace clang{
namespace clangd {
namespace {
+using llvm::Failed;
+using llvm::HasValue;
+
MATCHER_P2(Pos, Line, Col, "") {
return arg.line == Line && arg.character == Col;
}
@@ -33,30 +38,57 @@ Position position(int line, int character) {
TEST(SourceCodeTests, PositionToOffset) {
// line out of bounds
- EXPECT_EQ(0u, positionToOffset(File, position(-1, 2)));
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(-1, 2)), Failed());
// first line
- EXPECT_EQ(0u, positionToOffset(File, position(0, -1))); // out of range
- EXPECT_EQ(0u, positionToOffset(File, position(0, 0))); // first character
- EXPECT_EQ(3u, positionToOffset(File, position(0, 3))); // middle character
- EXPECT_EQ(6u, positionToOffset(File, position(0, 6))); // last character
- EXPECT_EQ(7u, positionToOffset(File, position(0, 7))); // the newline itself
- EXPECT_EQ(8u, positionToOffset(File, position(0, 8))); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, -1)),
+ Failed()); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 0)),
+ HasValue(0)); // first character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 3)),
+ HasValue(3)); // middle character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 6)),
+ HasValue(6)); // last character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 7)),
+ HasValue(7)); // the newline itself
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 7), false),
+ HasValue(7));
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 8)),
+ HasValue(7)); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(0, 8), false),
+ Failed()); // out of range
// middle line
- EXPECT_EQ(8u, positionToOffset(File, position(1, -1))); // out of range
- EXPECT_EQ(8u, positionToOffset(File, position(1, 0))); // first character
- EXPECT_EQ(11u, positionToOffset(File, position(1, 3))); // middle character
- EXPECT_EQ(14u, positionToOffset(File, position(1, 6))); // last character
- EXPECT_EQ(15u, positionToOffset(File, position(1, 7))); // the newline itself
- EXPECT_EQ(16u, positionToOffset(File, position(1, 8))); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, -1)),
+ Failed()); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 0)),
+ HasValue(8)); // first character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 3)),
+ HasValue(11)); // middle character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 3), false),
+ HasValue(11));
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 6)),
+ HasValue(14)); // last character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 7)),
+ HasValue(15)); // the newline itself
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 8)),
+ HasValue(15)); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(1, 8), false),
+ Failed()); // out of range
// last line
- EXPECT_EQ(16u, positionToOffset(File, position(2, -1))); // out of range
- EXPECT_EQ(16u, positionToOffset(File, position(2, 0))); // first character
- EXPECT_EQ(19u, positionToOffset(File, position(2, 3))); // middle character
- EXPECT_EQ(23u, positionToOffset(File, position(2, 7))); // last character
- EXPECT_EQ(24u, positionToOffset(File, position(2, 8))); // EOF
- EXPECT_EQ(24u, positionToOffset(File, position(2, 9))); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, -1)),
+ Failed()); // out of range
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, 0)),
+ HasValue(16)); // first character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, 3)),
+ HasValue(19)); // middle character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, 7)),
+ HasValue(23)); // last character
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, 8)),
+ HasValue(24)); // EOF
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(2, 9), false),
+ Failed()); // out of range
// line out of bounds
- EXPECT_EQ(24u, positionToOffset(File, position(3, 1)));
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(3, 0)), Failed());
+ EXPECT_THAT_EXPECTED(positionToOffset(File, position(3, 1)), Failed());
}
TEST(SourceCodeTests, OffsetToPosition) {
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