Enable pedantic lints on test suite in CI

Author: dtolnay

Diff for: .github/workflows/ci.yml

@@ -159,5 +159,5 @@ jobs:
       - run: cd serde_derive && cargo clippy -- -Dclippy::all -Dclippy::pedantic
       - run: cd serde_derive_internals && cargo clippy -- -Dclippy::all -Dclippy::pedantic
       - run: cd serde_test && cargo clippy -- -Dclippy::all -Dclippy::pedantic -Aclippy::redundant_field_names
-      - run: cd test_suite && cargo clippy --tests --features unstable -- -Dclippy::all -Aclippy::redundant_field_names
-      - run: cd test_suite/no_std && cargo clippy -- -Dclippy::all -Aclippy::redundant_field_names
+      - run: cd test_suite && cargo clippy --tests --features unstable -- -Dclippy::all -Dclippy::pedantic -Aclippy::redundant_field_names
+      - run: cd test_suite/no_std && cargo clippy -- -Dclippy::all -Dclippy::pedantic -Aclippy::redundant_field_names

Diff for: test_suite/tests/test_annotations.rs

@@ -3,6 +3,7 @@
     clippy::from_over_into,
     // Clippy bug: https://github.com/rust-lang/rust-clippy/issues/7422
     clippy::nonstandard_macro_braces,
+    clippy::too_many_lines,
     clippy::trivially_copy_pass_by_ref
 )]
 

Diff for: test_suite/tests/test_borrow.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::items_after_statements, clippy::used_underscore_binding)]
+
 use serde::{Deserialize, Deserializer};
 use serde_test::{assert_de_tokens, assert_de_tokens_error, Token};
 

Diff for: test_suite/tests/test_de.rs

@@ -1,6 +1,8 @@
 #![allow(
     clippy::decimal_literal_representation,
+    clippy::empty_enum,
     clippy::manual_assert,
+    clippy::needless_pass_by_value,
     clippy::unreadable_literal
 )]
 #![cfg_attr(feature = "unstable", feature(never_type))]

Diff for: test_suite/tests/test_gen.rs

@@ -6,9 +6,14 @@
 #![allow(
     unknown_lints,
     mixed_script_confusables,
+    clippy::items_after_statements,
+    clippy::missing_errors_doc,
+    clippy::missing_panics_doc,
+    clippy::must_use_candidate,
     // Clippy bug: https://github.com/rust-lang/rust-clippy/issues/7422
     clippy::nonstandard_macro_braces,
     clippy::ptr_arg,
+    clippy::too_many_lines,
     clippy::trivially_copy_pass_by_ref
 )]
 

Diff for: test_suite/tests/test_macros.rs

@@ -1,5 +1,9 @@
 #![deny(trivial_numeric_casts)]
-#![allow(clippy::enum_variant_names, clippy::redundant_field_names)]
+#![allow(
+    clippy::enum_variant_names,
+    clippy::redundant_field_names,
+    clippy::too_many_lines
+)]
 
 mod bytes;
 

Diff for: test_suite/tests/test_self.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::used_underscore_binding)]
+
 use serde::{Deserialize, Serialize};
 
 #[test]

Diff for: test_suite/tests/test_serde_path.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::type_repetition_in_bounds)]
+
 #[test]
 fn test_gen_custom_serde() {
     #[derive(serde::Serialize, serde::Deserialize)]

Diff for: test_suite/tests/test_value.rs

@@ -1,3 +1,5 @@
+#![allow(clippy::similar_names)]
+
 use serde::de::value::{self, MapAccessDeserializer};
 use serde::de::{IntoDeserializer, MapAccess, Visitor};
 use serde::{Deserialize, Deserializer};