testsuite: Add test cases that pass

This commit is contained in:
Tim Chevalier 2013-05-22 19:51:21 -07:00
parent b8cf2f8056
commit aac1298122
4 changed files with 132 additions and 8 deletions

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// Copyright 2013 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.
trait MyTrait { }
pub enum TraitWrapper {
A(~MyTrait),
}
fn get_tw_map<'lt>(tw: &'lt TraitWrapper) -> &'lt MyTrait {
match *tw {
A(~ref map) => map, //~ ERROR mismatched types: expected `~MyTrait` but found a ~-box pattern
}
}
pub fn main() {}

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// Copyright 2013 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.
use std::io;
struct Vec2 {
x: float,
y: float
}
// methods we want to export as methods as well as operators
impl Vec2 {
#[inline(always)]
fn vmul(self, other: float) -> Vec2 {
Vec2 { x: self.x * other, y: self.y * other }
}
}
// Right-hand-side operator visitor pattern
trait RhsOfVec2Mul<Result> { fn mul_vec2_by(&self, lhs: &Vec2) -> Result; }
// Vec2's implementation of Mul "from the other side" using the above trait
impl<Res, Rhs: RhsOfVec2Mul<Res>> Mul<Rhs,Res> for Vec2 {
fn mul(&self, rhs: &Rhs) -> Res { rhs.mul_vec2_by(self) }
}
// Implementation of 'float as right-hand-side of Vec2::Mul'
impl RhsOfVec2Mul<Vec2> for float {
fn mul_vec2_by(&self, lhs: &Vec2) -> Vec2 { lhs.vmul(*self) }
}
// Usage with failing inference
pub fn main() {
let a = Vec2 { x: 3f, y: 4f };
// the following compiles and works properly
let v1: Vec2 = a * 3f;
io::println(fmt!("%f %f", v1.x, v1.y));
// the following compiles but v2 will not be Vec2 yet and
// using it later will cause an error that the type of v2
// must be known
let v2 = a * 3f;
io::println(fmt!("%f %f", v2.x, v2.y)); // error regarding v2's type
}

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// Copyright 2012 The Rust Project Developers. See the COPYRIGHT
// xfail-fast
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
@ -8,19 +9,18 @@
// option. This file may not be copied, modified, or distributed
// except according to those terms.
// xfail-test
extern mod extra;
use hashmap;
use std::result;
use extra::json;
use extra::serialization::{Deserializable, deserialize};
use extra::serialize::Decodable;
trait JD : Deserializable<json::Deserializer> { }
//type JD = Deserializable<json::Deserializer>;
trait JD : Decodable<json::Decoder> { }
fn exec<T:JD>() {
fn exec<T: JD>() {
let doc = result::unwrap(json::from_str(""));
let _v: T = deserialize(&json::Deserializer(doc));
let mut decoder = json::Decoder(doc);
let _v: T = Decodable::decode(&mut decoder);
fail!()
}

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// Copyright 2013 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.
// xfail-test
enum Enum {
Foo { foo: uint },
Bar { bar: uint }
}
fn fun1(e1: &Enum, e2: &Enum) -> uint {
match (e1, e2) {
(&Foo { foo: _ }, &Foo { foo: _ }) => 0,
(&Foo { foo: _ }, &Bar { bar: _ }) => 1,
(&Bar { bar: _ }, &Bar { bar: _ }) => 2,
(&Bar { bar: _ }, &Foo { foo: _ }) => 3,
}
}
fn fun2(e1: &Enum, e2: &Enum) -> uint {
match (e1, e2) {
(&Foo { foo: _ }, &Foo { foo: _ }) => 0,
(&Foo { foo: _ }, _ ) => 1,
(&Bar { bar: _ }, &Bar { bar: _ }) => 2,
(&Bar { bar: _ }, _ ) => 3,
}
}
pub fn main() {
let foo = Foo { foo: 1 };
let bar = Bar { bar: 1 };
assert_eq!(fun1(&foo, &foo), 0);
assert_eq!(fun1(&foo, &bar), 1);
assert_eq!(fun1(&bar, &bar), 2);
assert_eq!(fun1(&bar, &foo), 3);
assert_eq!(fun2(&foo, &foo), 0);
assert_eq!(fun2(&foo, &bar), 1); // fun2 returns 0
assert_eq!(fun2(&bar, &bar), 2);
assert_eq!(fun2(&bar, &foo), 3); // fun2 returns 2
}