Serena

""" Integration tests for Elixir language server with test repository. These tests verify that the language server works correctly with a real Elixir project and can perform advanced operations like cross-file symbol resolution. """ import os from pathlib import Path import pytest from serena.project import Project from solidlsp import SolidLanguageServer from solidlsp.ls_config import Language from . import NEXTLS_UNAVAILABLE, NEXTLS_UNAVAILABLE_REASON # These marks will be applied to all tests in this module pytestmark = [pytest.mark.elixir, pytest.mark.skipif(NEXTLS_UNAVAILABLE, reason=f"Next LS not available: {NEXTLS_UNAVAILABLE_REASON}")] class TestElixirIntegration: """Integration tests for Elixir language server with test repository.""" @pytest.fixture def elixir_test_repo_path(self): """Get the path to the Elixir test repository.""" test_dir = Path(__file__).parent.parent.parent return str(test_dir / "resources" / "repos" / "elixir" / "test_repo") def test_elixir_repo_structure(self, elixir_test_repo_path): """Test that the Elixir test repository has the expected structure.""" repo_path = Path(elixir_test_repo_path) # Check that key files exist assert (repo_path / "mix.exs").exists(), "mix.exs should exist" assert (repo_path / "lib" / "test_repo.ex").exists(), "main module should exist" assert (repo_path / "lib" / "utils.ex").exists(), "utils module should exist" assert (repo_path / "lib" / "models.ex").exists(), "models module should exist" assert (repo_path / "lib" / "services.ex").exists(), "services module should exist" assert (repo_path / "lib" / "examples.ex").exists(), "examples module should exist" assert (repo_path / "test" / "test_repo_test.exs").exists(), "test file should exist" assert (repo_path / "test" / "models_test.exs").exists(), "models test should exist" @pytest.mark.parametrize("language_server", [Language.ELIXIR], indirect=True) def test_cross_file_symbol_resolution(self, language_server: SolidLanguageServer): """Test that symbols can be resolved across different files.""" # Test that User struct from models.ex can be found when referenced in services.ex services_file = os.path.join("lib", "services.ex") # Find where User is referenced in services.ex content = language_server.retrieve_full_file_content(services_file) lines = content.split("\n") user_reference_line = None for i, line in enumerate(lines): if "alias TestRepo.Models.{User" in line: user_reference_line = i break if user_reference_line is None: pytest.skip("Could not find User reference in services.ex") # Try to find the definition defining_symbol = language_server.request_defining_symbol(services_file, user_reference_line, 30) if defining_symbol and "location" in defining_symbol: # Should point to models.ex assert "models.ex" in defining_symbol["location"]["uri"] @pytest.mark.parametrize("language_server", [Language.ELIXIR], indirect=True) def test_module_hierarchy_understanding(self, language_server: SolidLanguageServer): """Test that the language server understands Elixir module hierarchy.""" models_file = os.path.join("lib", "models.ex") symbols = language_server.request_document_symbols(models_file).get_all_symbols_and_roots() if symbols: # Flatten symbol structure all_symbols = [] for symbol_group in symbols: if isinstance(symbol_group, list): all_symbols.extend(symbol_group) else: all_symbols.append(symbol_group) symbol_names = [s.get("name", "") for s in all_symbols] # Should understand nested module structure expected_modules = ["TestRepo.Models", "User", "Item", "Order"] found_modules = [name for name in expected_modules if any(name in symbol_name for symbol_name in symbol_names)] assert len(found_modules) > 0, f"Expected modules {expected_modules}, found symbols {symbol_names}" def test_file_extension_matching(self): """Test that the Elixir language recognizes the correct file extensions.""" language = Language.ELIXIR matcher = language.get_source_fn_matcher() # Test Elixir file extensions assert matcher.is_relevant_filename("lib/test_repo.ex") assert matcher.is_relevant_filename("test/test_repo_test.exs") assert matcher.is_relevant_filename("config/config.exs") assert matcher.is_relevant_filename("mix.exs") assert matcher.is_relevant_filename("lib/models.ex") assert matcher.is_relevant_filename("lib/services.ex") # Test non-Elixir files assert not matcher.is_relevant_filename("README.md") assert not matcher.is_relevant_filename("lib/test_repo.py") assert not matcher.is_relevant_filename("package.json") assert not matcher.is_relevant_filename("Cargo.toml") class TestElixirProject: @pytest.mark.parametrize("project", [Language.ELIXIR], indirect=True) def test_comprehensive_symbol_search(self, project: Project): """Test comprehensive symbol search across the entire project.""" # Search for all function definitions function_pattern = r"def\s+\w+\s*[\(\s]" function_matches = project.search_source_files_for_pattern(function_pattern) # Should find functions across multiple files if function_matches: files_with_functions = set() for match in function_matches: if match.source_file_path: files_with_functions.add(os.path.basename(match.source_file_path)) # Should find functions in multiple files expected_files = {"models.ex", "services.ex", "examples.ex", "utils.ex", "test_repo.ex"} found_files = expected_files.intersection(files_with_functions) assert len(found_files) > 0, f"Expected functions in {expected_files}, found in {files_with_functions}" # Search for struct definitions struct_pattern = r"defstruct\s+\[" struct_matches = project.search_source_files_for_pattern(struct_pattern) if struct_matches: # Should find structs primarily in models.ex models_structs = [m for m in struct_matches if m.source_file_path and "models.ex" in m.source_file_path] assert len(models_structs) > 0, "Should find struct definitions in models.ex" @pytest.mark.parametrize("project", [Language.ELIXIR], indirect=True) def test_protocol_and_implementation_understanding(self, project: Project): """Test that the language server understands Elixir protocols and implementations.""" # Search for protocol definitions protocol_pattern = r"defprotocol\s+\w+" protocol_matches = project.search_source_files_for_pattern(protocol_pattern, paths_include_glob="**/models.ex") if protocol_matches: # Should find the Serializable protocol serializable_matches = [m for m in protocol_matches if "Serializable" in str(m)] assert len(serializable_matches) > 0, "Should find Serializable protocol definition" # Search for protocol implementations impl_pattern = r"defimpl\s+\w+" impl_matches = project.search_source_files_for_pattern(impl_pattern, paths_include_glob="**/models.ex") if impl_matches: # Should find multiple implementations assert len(impl_matches) >= 3, f"Should find at least 3 protocol implementations, found {len(impl_matches)}"