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//! Completion tests for item specifics overall.
//!
//! Except for use items which are tested in [super::use_tree] and mod declarations with are tested
//! in [crate::completions::mod_].
use expect_test::{expect, Expect};

use crate::tests::{completion_list, BASE_ITEMS_FIXTURE};

fn check(ra_fixture: &str, expect: Expect) {
    let actual = completion_list(&format!("{}{}", BASE_ITEMS_FIXTURE, ra_fixture));
    expect.assert_eq(&actual)
}

#[test]
fn target_type_or_trait_in_impl_block() {
    check(
        r#"
impl Tra$0
"#,
        expect![[r#"
            en Enum
            ma makro!(…) macro_rules! makro
            md module
            st Record
            st Tuple
            st Unit
            tt Trait
            un Union
            bt u32
            kw crate::
            kw self::
            kw super::
        "#]],
    )
}

#[test]
fn target_type_in_trait_impl_block() {
    check(
        r#"
impl Trait for Str$0
"#,
        expect![[r#"
            en Enum
            ma makro!(…) macro_rules! makro
            md module
            st Record
            st Tuple
            st Unit
            tt Trait
            un Union
            bt u32
            kw crate::
            kw self::
            kw super::
        "#]],
    )
}

#[test]
fn after_trait_name_in_trait_def() {
    check(
        r"trait A $0",
        expect![[r#"
            kw where
        "#]],
    );
}

#[test]
fn after_target_name_in_impl() {
    check(
        r"impl Trait $0",
        expect![[r#"
            kw for
            kw where
        "#]],
    );
    // FIXME: This should not emit `kw for`
    check(
        r"impl Trait for Type $0",
        expect![[r#"
            kw for
            kw where
        "#]],
    );
}

#[test]
fn after_struct_name() {
    // FIXME: This should emit `kw where` only
    check(
        r"struct Struct $0",
        expect![[r#"
            kw const
            kw enum
            kw extern
            kw fn
            kw impl
            kw mod
            kw pub
            kw pub(crate)
            kw pub(super)
            kw static
            kw struct
            kw trait
            kw type
            kw union
            kw unsafe
            kw use
        "#]],
    );
}

#[test]
fn after_fn_name() {
    // FIXME: This should emit `kw where` only
    check(
        r"fn func() $0",
        expect![[r#"
            kw const
            kw enum
            kw extern
            kw fn
            kw impl
            kw mod
            kw pub
            kw pub(crate)
            kw pub(super)
            kw static
            kw struct
            kw trait
            kw type
            kw union
            kw unsafe
            kw use
        "#]],
    );
}

#[test]
fn before_record_field() {
    check(
        r#"
struct Foo {
    $0
    pub f: i32,
}
"#,
        expect![[r#"
            kw pub
            kw pub(crate)
            kw pub(super)
        "#]],
    )
}