Update tests for the Send - 'static change.

This commit is contained in:
Huon Wilson 2015-02-17 23:48:32 +11:00
parent adfcd93f0c
commit 7a14f4994e
25 changed files with 52 additions and 183 deletions

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@ -287,7 +287,7 @@ mod tests {
pub fn smalltest<F,G>(server: F, client: G)
where F : FnOnce(UnixStream), F : Send,
G : FnOnce(UnixStream), G : Send
G : FnOnce(UnixStream), G : Send + 'static
{
let path1 = next_test_unix();
let path2 = path1.clone();

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@ -458,7 +458,7 @@ impl Child {
/// the parent waits for the child to exit.
pub fn wait_with_output(mut self) -> io::Result<Output> {
drop(self.stdin.take());
fn read<T: Read + Send>(stream: Option<T>) -> Receiver<io::Result<Vec<u8>>> {
fn read<T: Read + Send + 'static>(stream: Option<T>) -> Receiver<io::Result<Vec<u8>>> {
let (tx, rx) = channel();
match stream {
Some(stream) => {

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@ -630,7 +630,7 @@ mod test {
rx.recv().unwrap();
}
fn avoid_copying_the_body<F>(spawnfn: F) where F: FnOnce(Thunk) {
fn avoid_copying_the_body<F>(spawnfn: F) where F: FnOnce(Thunk<'static>) {
let (tx, rx) = channel::<uint>();
let x = box 1;
@ -677,7 +677,7 @@ mod test {
// (well, it would if the constant were 8000+ - I lowered it to be more
// valgrind-friendly. try this at home, instead..!)
static GENERATIONS: uint = 16;
fn child_no(x: uint) -> Thunk {
fn child_no(x: uint) -> Thunk<'static> {
return Thunk::new(move|| {
if x < GENERATIONS {
Thread::spawn(move|| child_no(x+1).invoke(()));

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@ -11,7 +11,7 @@
use std::thread::Thread;
use std::sync::mpsc::{Receiver, channel};
pub fn foo<T:Send + Clone>(x: T) -> Receiver<T> {
pub fn foo<T:'static + Send + Clone>(x: T) -> Receiver<T> {
let (tx, rx) = channel();
Thread::spawn(move|| {
tx.send(x.clone());

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@ -229,21 +229,12 @@ unsafe impl<T: 'static> Send for Racy<T> {}
/// Executes a closure in parallel over the given iterator over mutable slice.
/// The closure `f` is run in parallel with an element of `iter`.
fn parallel<'a, I, T, F>(iter: I, f: F)
where T: 'a+Send + Sync,
I: Iterator<Item=&'a mut [T]>,
F: Fn(&mut [T]) + Sync {
use std::mem;
use std::raw::Repr;
iter.map(|chunk| {
// Need to convert `f` and `chunk` to something that can cross the task
// boundary.
let f = Racy(&f as *const F as *const uint);
let raw = Racy(chunk.repr());
fn parallel<'a, I: Iterator, F>(iter: I, ref f: F)
where I::Item: Send + 'a,
F: Fn(I::Item) + Sync + 'a {
iter.map(|x| {
Thread::scoped(move|| {
let f = f.0 as *const F;
unsafe { (*f)(mem::transmute(raw.0)) }
f(x)
})
}).collect::<Vec<_>>();
}

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@ -112,26 +112,16 @@ fn dot(v: &[f64], u: &[f64]) -> f64 {
}
struct Racy<T>(T);
unsafe impl<T: 'static> Send for Racy<T> {}
// Executes a closure in parallel over the given mutable slice. The closure `f`
// is run in parallel and yielded the starting index within `v` as well as a
// sub-slice of `v`.
fn parallel<T, F>(v: &mut [T], f: F)
where T: Send + Sync,
F: Fn(uint, &mut [T]) + Sync {
fn parallel<'a,T, F>(v: &mut [T], ref f: F)
where T: Send + Sync + 'a,
F: Fn(uint, &mut [T]) + Sync + 'a {
let size = v.len() / os::num_cpus() + 1;
v.chunks_mut(size).enumerate().map(|(i, chunk)| {
// Need to convert `f` and `chunk` to something that can cross the task
// boundary.
let f = Racy(&f as *const _ as *const uint);
let raw = Racy(chunk.repr());
Thread::scoped(move|| {
let f = f.0 as *const F;
unsafe { (*f)(i * size, mem::transmute(raw.0)) }
f(i * size, chunk)
})
}).collect::<Vec<_>>();
}

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@ -13,7 +13,7 @@
trait Foo : Send { }
impl <'a> Foo for &'a mut () { }
//~^ ERROR the type `&'a mut ()` does not fulfill the required lifetime
impl Foo for std::rc::Rc<i8> { }
//~^ ERROR the trait `core::marker::Send` is not implemented
fn main() { }

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@ -8,6 +8,8 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
#![feature(optin_builtin_traits)]
use std::marker::Send;
enum TestE {
@ -16,18 +18,21 @@ enum TestE {
struct MyType;
struct NotSync;
impl !Sync for NotSync {}
unsafe impl Send for TestE {}
unsafe impl Send for MyType {}
unsafe impl Send for (MyType, MyType) {}
//~^ ERROR builtin traits can only be implemented on structs or enums
unsafe impl Send for &'static MyType {}
unsafe impl Send for &'static NotSync {}
//~^ ERROR builtin traits can only be implemented on structs or enums
unsafe impl Send for [MyType] {}
//~^ ERROR builtin traits can only be implemented on structs or enums
unsafe impl Send for &'static [MyType] {}
unsafe impl Send for &'static [NotSync] {}
//~^ ERROR builtin traits can only be implemented on structs or enums
fn is_send<T: Send>() {}

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@ -17,7 +17,7 @@ struct S<T>;
trait Gettable<T> {}
impl<T: Send + Copy> Gettable<T> for S<T> {}
impl<T: Send + Copy + 'static> Gettable<T> for S<T> {}
fn f<T>(val: T) {
let t: S<T> = S;

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@ -20,7 +20,7 @@ trait Message : Send { }
fn object_ref_with_static_bound_not_ok() {
assert_send::<&'static (Dummy+'static)>();
//~^ ERROR the trait `core::marker::Send` is not implemented
//~^ ERROR the trait `core::marker::Sync` is not implemented
}
fn box_object_with_no_bound_not_ok<'a>() {
@ -28,7 +28,7 @@ fn box_object_with_no_bound_not_ok<'a>() {
}
fn object_with_send_bound_ok() {
assert_send::<&'static (Dummy+Send)>();
assert_send::<&'static (Dummy+Sync)>();
assert_send::<Box<Dummy+Send>>();
}

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@ -12,22 +12,22 @@
// is broken into two parts because some errors occur in distinct
// phases in the compiler. See kindck-send-object2.rs as well!
fn assert_send<T:Send>() { }
fn assert_send<T:Send+'static>() { }
trait Dummy { }
// careful with object types, who knows what they close over...
fn test51<'a>() {
assert_send::<&'a Dummy>();
//~^ ERROR the trait `core::marker::Send` is not implemented
//~^ ERROR the trait `core::marker::Sync` is not implemented
}
fn test52<'a>() {
assert_send::<&'a (Dummy+Send)>();
assert_send::<&'a (Dummy+Sync)>();
//~^ ERROR does not fulfill the required lifetime
}
// ...unless they are properly bounded
fn test60() {
assert_send::<&'static (Dummy+Send)>();
assert_send::<&'static (Dummy+Sync)>();
}
fn test61() {
assert_send::<Box<Dummy+Send>>();

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@ -14,7 +14,7 @@ fn assert_send<T:Send>() { }
trait Dummy { }
fn test50() {
assert_send::<&'static Dummy>(); //~ ERROR the trait `core::marker::Send` is not implemented
assert_send::<&'static Dummy>(); //~ ERROR the trait `core::marker::Sync` is not implemented
}
fn test53() {
@ -23,7 +23,7 @@ fn test53() {
// ...unless they are properly bounded
fn test60() {
assert_send::<&'static (Dummy+Send)>();
assert_send::<&'static (Dummy+Sync)>();
}
fn test61() {
assert_send::<Box<Dummy+Send>>();

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@ -18,8 +18,8 @@ fn test31() { assert_send::<String>(); }
fn test32() { assert_send::<Vec<isize> >(); }
// but not if they own a bad thing
fn test40<'a>(_: &'a isize) {
assert_send::<Box<&'a isize>>(); //~ ERROR does not fulfill the required lifetime
fn test40() {
assert_send::<Box<*mut u8>>(); //~ ERROR `core::marker::Send` is not implemented
}
fn main() { }

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@ -1,34 +0,0 @@
// Copyright 2014 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Test that borrowed pointers are not sendable unless 'static.
fn assert_send<T:Send>() { }
// lifetime pointers with 'static lifetime are ok
fn test01() { assert_send::<&'static isize>(); }
fn test02() { assert_send::<&'static str>(); }
fn test03() { assert_send::<&'static [isize]>(); }
// whether or not they are mutable
fn test10() { assert_send::<&'static mut isize>(); }
// otherwise lifetime pointers are not ok
fn test20<'a>(_: &'a isize) {
assert_send::<&'a isize>(); //~ ERROR does not fulfill the required lifetime
}
fn test21<'a>(_: &'a isize) {
assert_send::<&'a str>(); //~ ERROR does not fulfill the required lifetime
}
fn test22<'a>(_: &'a isize) {
assert_send::<&'a [isize]>(); //~ ERROR does not fulfill the required lifetime
}
fn main() { }

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@ -1,83 +0,0 @@
// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// Test which of the builtin types are considered sendable. The tests
// in this file all test region bound and lifetime violations that are
// detected during type check.
extern crate core;
use core::ptr::Unique;
fn assert_send<T:Send>() { }
trait Dummy:Send { }
// lifetime pointers with 'static lifetime are ok
fn static_lifime_ok<'a,T,U:Send>(_: &'a isize) {
assert_send::<&'static isize>();
assert_send::<&'static str>();
assert_send::<&'static [isize]>();
// whether or not they are mutable
assert_send::<&'static mut isize>();
}
// otherwise lifetime pointers are not ok
fn param_not_ok<'a>(x: &'a isize) {
assert_send::<&'a isize>(); //~ ERROR does not fulfill the required lifetime
}
fn param_not_ok1<'a>(_: &'a isize) {
assert_send::<&'a str>(); //~ ERROR does not fulfill the required lifetime
}
fn param_not_ok2<'a>(_: &'a isize) {
assert_send::<&'a [isize]>(); //~ ERROR does not fulfill the required lifetime
}
// boxes are ok
fn box_ok() {
assert_send::<Box<isize>>();
assert_send::<String>();
assert_send::<Vec<isize>>();
}
// but not if they own a bad thing
fn box_with_region_not_ok<'a>() {
assert_send::<Box<&'a isize>>(); //~ ERROR does not fulfill the required lifetime
}
// objects with insufficient bounds no ok
fn object_with_random_bound_not_ok<'a>() {
assert_send::<&'a (Dummy+'a)>();
//~^ ERROR reference has a longer lifetime
}
fn object_with_send_bound_not_ok<'a>() {
assert_send::<&'a (Dummy+Send)>();
//~^ ERROR does not fulfill the required lifetime
}
// unsafe pointers are ok unless they point at unsendable things
struct UniqueUnsafePtr(Unique<*const isize>);
unsafe impl Send for UniqueUnsafePtr {}
fn unsafe_ok1<'a>(_: &'a isize) {
assert_send::<UniqueUnsafePtr>();
}
fn main() {
}

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@ -8,11 +8,11 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
fn assert_send<T: Send>(_t: T) {}
fn assert_static<T: 'static>(_t: T) {}
fn main() {
let line = String::new();
match [&*line] { //~ ERROR `line` does not live long enough
[ word ] => { assert_send(word); }
[ word ] => { assert_static(word); }
}
}

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@ -22,7 +22,7 @@ fn c(x: Box<Foo+Sync+Send>) {
fn d(x: Box<Foo>) {
a(x); //~ ERROR mismatched types
//~| expected `Box<Foo + Send>`
//~| found `Box<Foo + 'static>`
//~| found `Box<Foo>`
//~| expected bounds `Send`
//~| found no bounds
}

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@ -22,7 +22,7 @@ trait Foo : Bar { }
impl <T: Send> Foo for T { }
impl <T: Send> Bar for T { }
fn foo<T: Foo>(val: T, chan: Sender<T>) {
fn foo<T: Foo + 'static>(val: T, chan: Sender<T>) {
chan.send(val).unwrap();
}

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@ -25,7 +25,7 @@ struct X<T>(T);
impl <T: Sync> RequiresShare for X<T> { }
impl <T: Sync+Send> RequiresRequiresShareAndSend for X<T> { }
fn foo<T: RequiresRequiresShareAndSend>(val: T, chan: Sender<T>) {
fn foo<T: RequiresRequiresShareAndSend + 'static>(val: T, chan: Sender<T>) {
chan.send(val).unwrap();
}

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@ -18,7 +18,7 @@ trait Foo : Send { }
impl <T: Send> Foo for T { }
fn foo<T: Foo>(val: T, chan: Sender<T>) {
fn foo<T: Foo + 'static>(val: T, chan: Sender<T>) {
chan.send(val).unwrap();
}

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@ -13,13 +13,13 @@
use std::sync::mpsc::{Sender, channel};
trait Foo : Send + Sized {
trait Foo : Send + Sized + 'static {
fn foo(self, tx: Sender<Self>) {
tx.send(self).unwrap();
}
}
impl <T: Send> Foo for T { }
impl <T: Send + 'static> Foo for T { }
pub fn main() {
let (tx, rx) = channel();

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@ -14,12 +14,12 @@ use std::thunk::Thunk;
pub trait Promisable: Send + Sync {}
impl<T: Send + Sync> Promisable for T {}
pub fn propagate<T, E, F, G>(action: F) -> Thunk<Result<T, E>, Result<T, E>>
pub fn propagate<'a, T, E, F, G>(action: F) -> Thunk<'a,Result<T, E>, Result<T, E>>
where
T: Promisable + Clone,
E: Promisable + Clone,
F: FnOnce(&T) -> Result<T, E> + Send,
G: FnOnce(Result<T, E>) -> Result<T, E> {
T: Promisable + Clone + 'a,
E: Promisable + Clone + 'a,
F: FnOnce(&T) -> Result<T, E> + Send + 'a,
G: FnOnce(Result<T, E>) -> Result<T, E> + 'a {
Thunk::with_arg(move |result: Result<T, E>| {
match result {
Ok(ref t) => action(t),

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@ -14,7 +14,7 @@ struct DST { a: u32, b: str }
fn main() {
// get_tydesc should support unsized types
assert!(unsafe {(
assert_eq!(unsafe {(
// Slice
(*std::intrinsics::get_tydesc::<[u8]>()).name,
// str
@ -25,5 +25,5 @@ fn main() {
(*std::intrinsics::get_tydesc::<NT>()).name,
// DST
(*std::intrinsics::get_tydesc::<DST>()).name
)} == ("[u8]", "str", "core::marker::Copy + 'static", "NT", "DST"));
)}, ("[u8]", "str", "core::marker::Copy", "NT", "DST"));
}

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@ -13,11 +13,11 @@ use std::thunk::Thunk;
static generations: uint = 1024+256+128+49;
fn spawn(f: Thunk) {
fn spawn(f: Thunk<'static>) {
Builder::new().stack_size(32 * 1024).spawn(move|| f.invoke(()));
}
fn child_no(x: uint) -> Thunk {
fn child_no(x: uint) -> Thunk<'static> {
Thunk::new(move|| {
if x < generations {
spawn(child_no(x+1));

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@ -16,7 +16,7 @@ struct Command<K, V> {
val: V
}
fn cache_server<K:Send,V:Send>(mut tx: Sender<Sender<Command<K, V>>>) {
fn cache_server<K:Send+'static,V:Send+'static>(mut tx: Sender<Sender<Command<K, V>>>) {
let (tx1, _rx) = channel();
tx.send(tx1);
}