bjoernager/rust
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Add RustcEncodable test

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This commit is contained in:
Devon Hollowood 2015-12-21 01:40:19 -08:00
parent b190aa7deb
commit b6766a0dcf
3 changed files with 17 additions and 9 deletions
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1
Cargo.toml
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@ -24,6 +24,7 @@ compiletest_rs = "0.0.11"
regex = "*" regex = "*"
regex_macros = "*" regex_macros = "*"
lazy_static = "*" lazy_static = "*"
rustc-serialize = "0.3"
[features] [features]

9
tests/compile-fail/used_underscore_binding.rs
View file

@ -12,14 +12,6 @@ fn in_macro(_foo: u32) {
println!("{}", _foo); //~ ERROR used binding which is prefixed with an underscore println!("{}", _foo); //~ ERROR used binding which is prefixed with an underscore
} }
// TODO: This doesn't actually correctly test this. Need to find a #[derive(...)] which sets off
// the lint if the `in_attributes_expansion` test isn't there
/// Test that we do not lint for unused underscores in a MacroAttribute expansion
#[derive(Clone)]
struct MacroAttributesTest {
_foo: u32,
}
// Struct for testing use of fields prefixed with an underscore // Struct for testing use of fields prefixed with an underscore
struct StructFieldTest { struct StructFieldTest {
_underscore_field: u32, _underscore_field: u32,
@ -76,7 +68,6 @@ fn non_variables() {
fn main() { fn main() {
let foo = 0u32; let foo = 0u32;
let _ = MacroAttributesTest{_foo: 0};
// tests of unused_underscore lint // tests of unused_underscore lint
let _ = prefix_underscore(foo); let _ = prefix_underscore(foo);
in_macro(foo); in_macro(foo);

16
tests/used_underscore_binding_macro.rs Normal file
View file

@ -0,0 +1,16 @@
#![feature(plugin)]
#![plugin(clippy)]
extern crate rustc_serialize;
/// Test that we do not lint for unused underscores in a MacroAttribute expansion
#[deny(used_underscore_binding)]
#[derive(RustcEncodable)]
struct MacroAttributesTest {
_foo: u32,
}
#[test]
fn macro_attributes_test() {
let _ = MacroAttributesTest{_foo: 0};
}