From 81e48ae2b4a55cb79a0f104d5562bbf3a22ec4ff Mon Sep 17 00:00:00 2001 From: Kadir Cetinkaya Date: Sun, 3 May 2020 21:06:51 +0200 Subject: [PATCH] [clangd] Reland LSP latency test --- clang-tools-extra/clangd/unittests/ClangdLSPServerTests.cpp | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/clang-tools-extra/clangd/unittests/ClangdLSPServerTests.cpp b/clang-tools-extra/clangd/unittests/ClangdLSPServerTests.cpp index d8d7e7a..c60b264 100644 --- a/clang-tools-extra/clangd/unittests/ClangdLSPServerTests.cpp +++ b/clang-tools-extra/clangd/unittests/ClangdLSPServerTests.cpp @@ -149,6 +149,16 @@ TEST_F(LSPTest, DiagnosticsHeaderSaved) { llvm::ValueIs(testing::ElementsAre( DiagMessage("Use of undeclared identifier 'changed'")))); } + +TEST_F(LSPTest, RecordsLatencies) { + trace::TestTracer Tracer; + auto &Client = start(); + llvm::StringLiteral MethodName = "method_name"; + EXPECT_THAT(Tracer.takeMetric("lsp_latency", MethodName), testing::SizeIs(0)); + llvm::consumeError(Client.call(MethodName, {}).take().takeError()); + Client.sync(); + EXPECT_THAT(Tracer.takeMetric("lsp_latency", MethodName), testing::SizeIs(1)); +} } // namespace } // namespace clangd } // namespace clang -- 2.7.4