Ignore tidy test in fxitures

Author: edwin0cheng

crates/mbe/src/benchmark.rs

@@ -1,3 +1,7 @@
+//! This module add real world mbe example for benchmark tests
+//! `test_data/fixture-invocations.rs` and `test_data/fixture-rules.rs` are
+//! single lines, with `__ra_macro_fixtureXXX` name macro.
+
 use std::fs;
 
 use profile::StopWatch;

xtask/tests/tidy.rs

@@ -260,6 +260,9 @@ fn check_todo(path: &Path, text: &str) {
         "ast/make.rs",
         // The documentation in string literals may contain anything for its own purposes
         "completion/src/generated_lint_completions.rs",
+        // mbe test
+        "mbe/test_data/fixture-rules.rs",
+        "mbe/test_data/fixture-invocations.rs",
     ];
     if need_todo.iter().any(|p| path.ends_with(p)) {
         return;
@@ -292,6 +295,9 @@ fn check_dbg(path: &Path, text: &str) {
         "completion/src/generated_lint_completions.rs",
         // test for doc test for remove_dbg
         "src/tests/generated.rs",
+        // mbe test
+        "mbe/test_data/fixture-rules.rs",
+        "mbe/test_data/fixture-invocations.rs",
     ];
     if need_dbg.iter().any(|p| path.ends_with(p)) {
         return;