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#[cfg( test )]
mod test {
use tilde::tilde;
macro_rules! inc {
($e:expr) => { $e + 1 }
}
tilde! { mod unary_macro {
pub fn basic( i: i32 ) -> i32 { i.~inc!() }
pub fn method( i: i32 ) -> i32 { i.clone().~inc!() }
pub fn func( i: i32 ) -> i32 { Clone::clone( &i ).~inc!() }
pub fn misc( i: i32 ) -> i32 {
( i
+ i.clone().~inc!()
+ i.~inc!().clone().~inc!()
+ i.~inc!().clone().~inc!().clone().~inc!()
).~inc!()
}
}}
#[test]
fn test_unary_macro() {
use self::unary_macro::*;
assert_eq!( basic( 0 ), 1 );
assert_eq!( method( 1 ), 2 );
assert_eq!( func( 2 ), 3 );
assert_eq!( misc( 3 ), 19 );
}
macro_rules! add {
( $lhs:expr, $rhs:expr ) => { $lhs + $rhs }
}
tilde! { mod binary_macro {
pub fn basic( i: i32 ) -> i32 { i.~add!(i) }
pub fn method( i: i32 ) -> i32 { i.clone().~add!(i) }
pub fn func( i: i32 ) -> i32 { Clone::clone( &i ).~add!(i) }
pub fn misc( i: i32 ) -> i32 {
( i
+ i.clone().~add!(i)
+ i.~add!(i).clone().~add!(i)
+ i.~add!(i).clone().~add!(i).clone().~add!(i)
).~add!(i)
}
}}
#[test]
fn test_binary_macro() {
use self::binary_macro::*;
assert_eq!( basic( 0 ), 0 );
assert_eq!( method( 1 ), 2 );
assert_eq!( func( 2 ), 4 );
assert_eq!( misc( 3 ), 33 );
}
macro_rules! log_value {
( $self:expr, $msg:expr ) => ({
$self.1.push_str( &format!( "{}:{}: {}: {:?}", file!(), line!(), $msg, $self.0 ));
$self
})
}
fn value<T: std::fmt::Debug>( x: T, log: &mut String ) -> (T,&mut String) {
log.push_str( &format!( "evaluated {:?}\n", x ));
( x, log )
}
tilde! {
#[test]
fn rfc_pr_2442() {
let mut log1 = String::new();
let mut log2 = String::new();
( value( "hello", &mut log1 ).~log_value!( "value" ).0.len(), &mut log2 ).~log_value!( "len" );
let log = format!( "{}\n{}", log1, log2 );
assert_eq!( log, r#"evaluated "hello"
tilde_derive/src/lib.rs:72: value: "hello"
tilde_derive/src/lib.rs:72: len: 5"#
);
}
}
tilde! { mod unary_fn {
fn inc( i: i32 ) -> i32 { i + 1 }
pub fn basic( i: i32 ) -> i32 { i.~inc() }
pub fn method( i: i32 ) -> i32 { i.clone().~inc() }
pub fn func( i: i32 ) -> i32 { Clone::clone( &i ).~inc() }
pub fn misc( i: i32 ) -> i32 {
( i
+ i.clone().~inc()
+ i.~inc().clone().~inc()
+ i.~inc().clone().~inc().clone().~inc()
).~inc()
}
}}
#[test]
fn test_unary_fn() {
use self::unary_fn::*;
assert_eq!( basic( 0 ), 1 );
assert_eq!( method( 1 ), 2 );
assert_eq!( func( 2 ), 3 );
assert_eq!( misc( 3 ), 19 );
}
pub fn add( i: i32, j: i32 ) -> i32 { i+j }
tilde! { mod binary_fn {
use super::add;
pub fn basic( i: i32 ) -> i32 { i.~add(i) }
pub fn method( i: i32 ) -> i32 { i.clone().~add(i) }
pub fn func( i: i32 ) -> i32 { Clone::clone( &i ).~add(i) }
pub fn misc( i: i32 ) -> i32 {
( i
+ i.clone().~add(i)
+ i.~add(i).clone().~add(i)
+ i.~add(i).clone().~add(i).clone().~add(i)
).~add(i)
}
}}
#[test]
fn test_binary_fn() {
use self::binary_fn::*;
assert_eq!( basic( 0 ), 0 );
assert_eq!( method( 1 ), 2 );
assert_eq!( func( 2 ), 4 );
assert_eq!( misc( 3 ), 33 );
}
tilde! { mod binary_macro_and_fn {
use super::add;
pub fn basic( i: i32 ) -> i32 { i.~add!(i).~add(i) }
pub fn method( i: i32 ) -> i32 { i.clone().~add!(i).~add(i) }
pub fn func( i: i32 ) -> i32 { Clone::clone( &i ).~add!(i).~add(i) }
pub fn misc( i: i32 ) -> i32 {
( i
+ i.~add!(i).clone().~add!(i).~add(i)
+ i.~add!(i).~add(i).~add!(i).clone().~add!(i).~add(i)
+ i.~add!(i).~add(i).~add!(i).clone().~add!(i).~add(i).~add!(i).clone().~add(i)
).~add(i)
}
}}
#[test]
fn test_binary_macro_and_fn() {
use self::binary_macro_and_fn::*;
assert_eq!( basic( 0 ), 0 );
assert_eq!( method( 1 ), 3 );
assert_eq!( func( 2 ), 6 );
assert_eq!( misc( 3 ), 60 );
}
}