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libstd: make Serializer a trait-level typaram

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This commit is contained in:
Erick Tryzelaar 2012-10-13 09:11:33 -07:00 • committed by Niko Matsakis
parent 07edf90367
commit ab89b5c294
5 changed files with 692 additions and 77 deletions
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62
src/test/run-pass/auto_serialize.rs
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@ -9,18 +9,22 @@ use io::Writer;
use std::serialization::{Serializable, Deserializable, deserialize};
use std::prettyprint;
fn test_ser_and_deser<A:Eq Serializable Deserializable>(
a1: &A,
+expected: ~str
fn test_prettyprint<A: Serializable<prettyprint::Serializer>>(
a: &A,
expected: &~str
) {
// check the pretty printer:
let s = do io::with_str_writer |w| {
a1.serialize(&prettyprint::Serializer(w))
a.serialize(&prettyprint::Serializer(w))
};
debug!("s == %?", s);
assert s == expected;
assert s == *expected;
}
// check the EBML serializer:
fn test_ebml<A:
Eq
Serializable<ebml::Serializer>
Deserializable<ebml::Deserializer>
>(a1: &A) {
let bytes = do io::with_bytes_writer |wr| {
let ebml_w = &ebml::Serializer(wr);
a1.serialize(ebml_w)
@ -140,24 +144,40 @@ enum Quark<T> {
enum CLike { A, B, C }
fn main() {
test_ser_and_deser(&Plus(@Minus(@Val(3u), @Val(10u)),
@Plus(@Val(22u), @Val(5u))),
~"Plus(@Minus(@Val(3u), @Val(10u)), \
@Plus(@Val(22u), @Val(5u)))");
let a = &Plus(@Minus(@Val(3u), @Val(10u)), @Plus(@Val(22u), @Val(5u)));
test_prettyprint(a, &~"Plus(@Minus(@Val(3u), @Val(10u)), \
@Plus(@Val(22u), @Val(5u)))");
test_ebml(a);
test_ser_and_deser(&{lo: 0u, hi: 5u, node: 22u},
~"{lo: 0u, hi: 5u, node: 22u}");
let a = &{lo: 0u, hi: 5u, node: 22u};
test_prettyprint(a, &~"{lo: 0u, hi: 5u, node: 22u}");
test_ebml(a);
test_ser_and_deser(&AnEnum({v: ~[1u, 2u, 3u]}),
~"AnEnum({v: ~[1u, 2u, 3u]})");
let a = &AnEnum({v: ~[1u, 2u, 3u]});
test_prettyprint(a, &~"AnEnum({v: ~[1u, 2u, 3u]})");
test_ebml(a);
test_ser_and_deser(&Point {x: 3u, y: 5u}, ~"Point {x: 3u, y: 5u}");
let a = &Point {x: 3u, y: 5u};
test_prettyprint(a, &~"Point {x: 3u, y: 5u}");
test_ebml(a);
test_ser_and_deser(&@[1u, 2u, 3u], ~"@[1u, 2u, 3u]");
let a = &@[1u, 2u, 3u];
test_prettyprint(a, &~"@[1u, 2u, 3u]");
test_ebml(a);
test_ser_and_deser(&Top(22u), ~"Top(22u)");
test_ser_and_deser(&Bottom(222u), ~"Bottom(222u)");
let a = &Top(22u);
test_prettyprint(a, &~"Top(22u)");
test_ebml(a);
test_ser_and_deser(&A, ~"A");
test_ser_and_deser(&B, ~"B");
let a = &Bottom(222u);
test_prettyprint(a, &~"Bottom(222u)");
test_ebml(a);
let a = &A;
test_prettyprint(a, &~"A");
test_ebml(a);
let a = &B;
test_prettyprint(a, &~"B");
test_ebml(a);
}