Add LSP unit tests

src/frontend/CMakeLists.txt

@@ -21,22 +21,20 @@ aux_source_directory(cxx SOURCES)
 
 add_executable(cxx ${SOURCES})
 
-target_link_libraries(cxx cxx-parser cxx-lsp)
+target_link_libraries(cxx PRIVATE cxx-parser cxx-lsp)
 
 target_compile_definitions(cxx PRIVATE
     CXX_VERSION="${CMAKE_PROJECT_VERSION}"
 )
 
 # if cmake founds the Threads package, link with it
 if(Threads_FOUND)
-    target_link_libraries(cxx Threads::Threads)
-    target_compile_options(cxx PRIVATE -pthread)
+    target_link_libraries(cxx PRIVATE Threads::Threads)
 else()
-target_compile_definitions(cxx PRIVATE CXX_NO_THREADS)
+    target_compile_definitions(cxx PRIVATE CXX_NO_THREADS)
 endif()
 
 if(EMSCRIPTEN)
-    target_link_options(cxx PRIVATE -pthread)
     target_link_options(cxx PRIVATE
         "SHELL:-s EXIT_RUNTIME=1"
         "SHELL:-s WASM_BIGINT=1"

tests/unit_tests/CMakeLists.txt

@@ -56,3 +56,4 @@ add_subdirectory(preprocessor)
 add_subdirectory(parser)
 add_subdirectory(ast)
 add_subdirectory(sema)
+add_subdirectory(lsp)

tests/unit_tests/lit.cfg.py

@@ -26,7 +26,7 @@
 
 config.test_format = lit.formats.ShTest()
 
-config.suffixes = [".cc"]
+config.suffixes = [".cc", ".yml"]
 
 config.test_source_root = os.path.dirname(__file__)
 

tests/unit_tests/lsp/CMakeLists.txt

@@ -0,0 +1,21 @@
+# Copyright (c) 2024 Roberto Raggi <roberto.raggi@gmail.com>
+#
+# Permission is hereby granted, free of charge, to any person obtaining a copy of
+# this software and associated documentation files (the "Software"), to deal in
+# the Software without restriction, including without limitation the rights to
+# use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of
+# the Software, and to permit persons to whom the Software is furnished to do so,
+# subject to the following conditions:
+#
+# The above copyright notice and this permission notice shall be included in all
+# copies or substantial portions of the Software.
+#
+# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS
+# FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR
+# COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER
+# IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
+# CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+add_test(NAME lsp
+    COMMAND lit::tool --config-prefix $<CONFIG>.lit -v ${CMAKE_CURRENT_BINARY_DIR})

tests/unit_tests/lsp/document_01.yml

@@ -0,0 +1,18 @@
+# RUN: %cxx -lsp-test < %s | %filecheck %s
+
+{ "method": "initialize" }
+
+{ "method": "textDocument/didOpen", "params": { "textDocument": { "uri": "test:///source.cc", "version": 0, "text": "auto main() -> int;" } } }
+
+# CHECK:  "method": "textDocument/publishDiagnostics"
+# CHECK:  "params":
+# CHECK:    "diagnostics": []
+# CHECK:    "uri": "test:///source.cc"
+# CHECK:    "version": 0
+
+{ "method": "shutdown" }
+
+{ "method": "exit" }
+
+
+

tests/unit_tests/lsp/lifecycle_01.yml

@@ -0,0 +1,18 @@
+# RUN: %cxx -lsp-test < %s | %filecheck %s
+
+{ "method": "initialize" }
+
+# CHECK: "result":
+# CHECK: "capabilities":
+# CHECK: "textDocumentSync":
+
+# CHECK: "serverInfo":
+# CHECK: "name":
+# CHECK: "version":
+
+{ "method": "shutdown" }
+
+{ "method": "exit" }
+
+
+