Fixed diagnostics files uri handling, added low-level tests

test/solidlsp/rust/test_rust_basic.py

@@ -90,7 +90,7 @@ class TestRustLanguageServer:
         all_symbols = request_all_symbols(language_server)
         malformed_symbols = []
         for s in all_symbols:
-            if has_malformed_name(s):
+            if has_malformed_name(s, whitespace_allowed=True):
                 malformed_symbols.append(s)
         if malformed_symbols:
             pytest.fail(

test/solidlsp/rust/test_rust_diagnostics.py

@@ -0,0 +1,17 @@
+import pytest
+
+from solidlsp import SolidLanguageServer
+from solidlsp.ls_config import Language
+from test.solidlsp.util.diagnostics import assert_file_diagnostics
+
+
+@pytest.mark.rust
+class TestRustDiagnostics:
+    @pytest.mark.parametrize("language_server", [Language.RUST], indirect=True)
+    def test_file_diagnostics(self, language_server: SolidLanguageServer) -> None:
+        assert_file_diagnostics(
+            language_server,
+            "src/diagnostics_sample.rs",
+            (),
+            min_count=1,
+        )