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|
//! Completions tests for type position.
use expect_test::{expect, Expect};
use crate::tests::completion_list;
fn check_with(ra_fixture: &str, expect: Expect) {
let base = r#"
enum Enum { TupleV(u32), RecordV { field: u32 }, UnitV }
use self::Enum::TupleV;
mod module {}
trait Trait {}
static STATIC: Unit = Unit;
const CONST: Unit = Unit;
struct Record { field: u32 }
struct Tuple(u32);
struct Unit
macro_rules! makro {}
"#;
let actual = completion_list(&format!("{}\n{}", base, ra_fixture));
expect.assert_eq(&actual)
}
#[test]
fn record_field_ty() {
check_with(
r#"
struct Foo<'lt, T, const C: usize> {
f: $0
}
"#,
expect![[r#"
sp Self
tp T
tt Trait
en Enum
st Record
st Tuple
md module
st Foo<…>
st Unit
ma makro!(…) macro_rules! makro
bt u32
"#]],
)
}
#[test]
fn tuple_struct_field() {
check_with(
r#"
struct Foo<'lt, T, const C: usize>(f$0);
"#,
expect![[r#"
kw pub(crate)
kw pub
sp Self
tp T
tt Trait
en Enum
st Record
st Tuple
md module
st Foo<…>
st Unit
ma makro!(…) macro_rules! makro
bt u32
"#]],
)
}
#[test]
fn fn_return_type() {
check_with(
r#"
fn x<'lt, T, const C: usize>() -> $0
"#,
expect![[r#"
tp T
tt Trait
en Enum
st Record
st Tuple
md module
st Unit
ma makro!(…) macro_rules! makro
bt u32
"#]],
);
}
#[test]
fn body_type_pos() {
check_with(
r#"
fn foo<'lt, T, const C: usize>() {
let local = ();
let _: $0;
}
"#,
expect![[r#"
tp T
tt Trait
en Enum
st Record
st Tuple
md module
st Unit
ma makro!(…) macro_rules! makro
bt u32
"#]],
);
check_with(
r#"
fn foo<'lt, T, const C: usize>() {
let local = ();
let _: self::$0;
}
"#,
expect![[r#"
tt Trait
en Enum
st Record
st Tuple
md module
st Unit
"#]],
);
}
#[test]
fn completes_types_and_const_in_arg_list() {
// FIXME: we should complete the lifetime here for now
check_with(
r#"
trait Trait2 {
type Foo;
}
fn foo<'lt, T: Trait2<$0>, const CONST_PARAM: usize>(_: T) {}
"#,
expect![[r#"
ta Foo = type Foo;
tp T
cp CONST_PARAM
tt Trait
en Enum
st Record
st Tuple
tt Trait2
md module
st Unit
ct CONST
ma makro!(…) macro_rules! makro
bt u32
"#]],
);
check_with(
r#"
trait Trait2 {
type Foo;
}
fn foo<'lt, T: Trait2<self::$0>, const CONST_PARAM: usize>(_: T) {}
"#,
expect![[r#"
tt Trait
en Enum
st Record
st Tuple
tt Trait2
md module
st Unit
ct CONST
"#]],
);
}
|
