From f48664068210b92f4884ee8e6fe8504dabcd4d9a Mon Sep 17 00:00:00 2001
From: Daiki Ihara <sasurau4@gmail.com>
Date: Fri, 4 Dec 2020 00:05:39 +0900
Subject: Extract tests module to file in ide_db crate

---
 crates/ide_db/src/call_info.rs | 527 +----------------------------------------
 1 file changed, 1 insertion(+), 526 deletions(-)

(limited to 'crates/ide_db/src/call_info.rs')

diff --git a/crates/ide_db/src/call_info.rs b/crates/ide_db/src/call_info.rs
index 83a602b9a..615fa7b0e 100644
--- a/crates/ide_db/src/call_info.rs
+++ b/crates/ide_db/src/call_info.rs
@@ -228,529 +228,4 @@ impl FnCallNode {
 }
 
 #[cfg(test)]
-mod tests {
-    use crate::RootDatabase;
-    use base_db::{fixture::ChangeFixture, FilePosition};
-    use expect_test::{expect, Expect};
-    use test_utils::{mark, RangeOrOffset};
-
-    /// Creates analysis from a multi-file fixture, returns positions marked with <|>.
-    pub(crate) fn position(ra_fixture: &str) -> (RootDatabase, FilePosition) {
-        let change_fixture = ChangeFixture::parse(ra_fixture);
-        let mut database = RootDatabase::default();
-        database.apply_change(change_fixture.change);
-        let (file_id, range_or_offset) =
-            change_fixture.file_position.expect("expected a marker (<|>)");
-        let offset = match range_or_offset {
-            RangeOrOffset::Range(_) => panic!(),
-            RangeOrOffset::Offset(it) => it,
-        };
-        (database, FilePosition { file_id, offset })
-    }
-
-    fn check(ra_fixture: &str, expect: Expect) {
-        let (db, position) = position(ra_fixture);
-        let call_info = crate::call_info::call_info(&db, position);
-        let actual = match call_info {
-            Some(call_info) => {
-                let docs = match &call_info.doc {
-                    None => "".to_string(),
-                    Some(docs) => format!("{}\n------\n", docs.as_str()),
-                };
-                let params = call_info
-                    .parameter_labels()
-                    .enumerate()
-                    .map(|(i, param)| {
-                        if Some(i) == call_info.active_parameter {
-                            format!("<{}>", param)
-                        } else {
-                            param.to_string()
-                        }
-                    })
-                    .collect::<Vec<_>>()
-                    .join(", ");
-                format!("{}{}\n({})\n", docs, call_info.signature, params)
-            }
-            None => String::new(),
-        };
-        expect.assert_eq(&actual);
-    }
-
-    #[test]
-    fn test_fn_signature_two_args() {
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo(<|>3, ); }
-"#,
-            expect![[r#"
-                fn foo(x: u32, y: u32) -> u32
-                (<x: u32>, y: u32)
-            "#]],
-        );
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo(3<|>, ); }
-"#,
-            expect![[r#"
-                fn foo(x: u32, y: u32) -> u32
-                (<x: u32>, y: u32)
-            "#]],
-        );
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo(3,<|> ); }
-"#,
-            expect![[r#"
-                fn foo(x: u32, y: u32) -> u32
-                (x: u32, <y: u32>)
-            "#]],
-        );
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo(3, <|>); }
-"#,
-            expect![[r#"
-                fn foo(x: u32, y: u32) -> u32
-                (x: u32, <y: u32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_two_args_empty() {
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo(<|>); }
-"#,
-            expect![[r#"
-                fn foo(x: u32, y: u32) -> u32
-                (<x: u32>, y: u32)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_two_args_first_generics() {
-        check(
-            r#"
-fn foo<T, U: Copy + Display>(x: T, y: U) -> u32
-    where T: Copy + Display, U: Debug
-{ x + y }
-
-fn bar() { foo(<|>3, ); }
-"#,
-            expect![[r#"
-                fn foo(x: i32, y: {unknown}) -> u32
-                (<x: i32>, y: {unknown})
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_no_params() {
-        check(
-            r#"
-fn foo<T>() -> T where T: Copy + Display {}
-fn bar() { foo(<|>); }
-"#,
-            expect![[r#"
-                fn foo() -> {unknown}
-                ()
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_for_impl() {
-        check(
-            r#"
-struct F;
-impl F { pub fn new() { } }
-fn bar() {
-    let _ : F = F::new(<|>);
-}
-"#,
-            expect![[r#"
-                fn new()
-                ()
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_for_method_self() {
-        check(
-            r#"
-struct S;
-impl S { pub fn do_it(&self) {} }
-
-fn bar() {
-    let s: S = S;
-    s.do_it(<|>);
-}
-"#,
-            expect![[r#"
-                fn do_it(&self)
-                ()
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_for_method_with_arg() {
-        check(
-            r#"
-struct S;
-impl S {
-    fn foo(&self, x: i32) {}
-}
-
-fn main() { S.foo(<|>); }
-"#,
-            expect![[r#"
-                fn foo(&self, x: i32)
-                (<x: i32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_for_method_with_arg_as_assoc_fn() {
-        check(
-            r#"
-struct S;
-impl S {
-    fn foo(&self, x: i32) {}
-}
-
-fn main() { S::foo(<|>); }
-"#,
-            expect![[r#"
-                fn foo(self: &S, x: i32)
-                (<self: &S>, x: i32)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_with_docs_simple() {
-        check(
-            r#"
-/// test
-// non-doc-comment
-fn foo(j: u32) -> u32 {
-    j
-}
-
-fn bar() {
-    let _ = foo(<|>);
-}
-"#,
-            expect![[r#"
-                test
-                ------
-                fn foo(j: u32) -> u32
-                (<j: u32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_with_docs() {
-        check(
-            r#"
-/// Adds one to the number given.
-///
-/// # Examples
-///
-/// ```
-/// let five = 5;
-///
-/// assert_eq!(6, my_crate::add_one(5));
-/// ```
-pub fn add_one(x: i32) -> i32 {
-    x + 1
-}
-
-pub fn do() {
-    add_one(<|>
-}"#,
-            expect![[r##"
-                Adds one to the number given.
-
-                # Examples
-
-                ```
-                let five = 5;
-
-                assert_eq!(6, my_crate::add_one(5));
-                ```
-                ------
-                fn add_one(x: i32) -> i32
-                (<x: i32>)
-            "##]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_with_docs_impl() {
-        check(
-            r#"
-struct addr;
-impl addr {
-    /// Adds one to the number given.
-    ///
-    /// # Examples
-    ///
-    /// ```
-    /// let five = 5;
-    ///
-    /// assert_eq!(6, my_crate::add_one(5));
-    /// ```
-    pub fn add_one(x: i32) -> i32 {
-        x + 1
-    }
-}
-
-pub fn do_it() {
-    addr {};
-    addr::add_one(<|>);
-}
-"#,
-            expect![[r##"
-                Adds one to the number given.
-
-                # Examples
-
-                ```
-                let five = 5;
-
-                assert_eq!(6, my_crate::add_one(5));
-                ```
-                ------
-                fn add_one(x: i32) -> i32
-                (<x: i32>)
-            "##]],
-        );
-    }
-
-    #[test]
-    fn test_fn_signature_with_docs_from_actix() {
-        check(
-            r#"
-struct WriteHandler<E>;
-
-impl<E> WriteHandler<E> {
-    /// Method is called when writer emits error.
-    ///
-    /// If this method returns `ErrorAction::Continue` writer processing
-    /// continues otherwise stream processing stops.
-    fn error(&mut self, err: E, ctx: &mut Self::Context) -> Running {
-        Running::Stop
-    }
-
-    /// Method is called when writer finishes.
-    ///
-    /// By default this method stops actor's `Context`.
-    fn finished(&mut self, ctx: &mut Self::Context) {
-        ctx.stop()
-    }
-}
-
-pub fn foo(mut r: WriteHandler<()>) {
-    r.finished(<|>);
-}
-"#,
-            expect![[r#"
-                Method is called when writer finishes.
-
-                By default this method stops actor's `Context`.
-                ------
-                fn finished(&mut self, ctx: &mut {unknown})
-                (<ctx: &mut {unknown}>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn call_info_bad_offset() {
-        mark::check!(call_info_bad_offset);
-        check(
-            r#"
-fn foo(x: u32, y: u32) -> u32 {x + y}
-fn bar() { foo <|> (3, ); }
-"#,
-            expect![[""]],
-        );
-    }
-
-    #[test]
-    fn test_nested_method_in_lambda() {
-        check(
-            r#"
-struct Foo;
-impl Foo { fn bar(&self, _: u32) { } }
-
-fn bar(_: u32) { }
-
-fn main() {
-    let foo = Foo;
-    std::thread::spawn(move || foo.bar(<|>));
-}
-"#,
-            expect![[r#"
-                fn bar(&self, _: u32)
-                (<_: u32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn works_for_tuple_structs() {
-        check(
-            r#"
-/// A cool tuple struct
-struct S(u32, i32);
-fn main() {
-    let s = S(0, <|>);
-}
-"#,
-            expect![[r#"
-                A cool tuple struct
-                ------
-                struct S(u32, i32)
-                (u32, <i32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn generic_struct() {
-        check(
-            r#"
-struct S<T>(T);
-fn main() {
-    let s = S(<|>);
-}
-"#,
-            expect![[r#"
-                struct S({unknown})
-                (<{unknown}>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn works_for_enum_variants() {
-        check(
-            r#"
-enum E {
-    /// A Variant
-    A(i32),
-    /// Another
-    B,
-    /// And C
-    C { a: i32, b: i32 }
-}
-
-fn main() {
-    let a = E::A(<|>);
-}
-"#,
-            expect![[r#"
-                A Variant
-                ------
-                enum E::A(i32)
-                (<i32>)
-            "#]],
-        );
-    }
-
-    #[test]
-    fn cant_call_struct_record() {
-        check(
-            r#"
-struct S { x: u32, y: i32 }
-fn main() {
-    let s = S(<|>);
-}
-"#,
-            expect![[""]],
-        );
-    }
-
-    #[test]
-    fn cant_call_enum_record() {
-        check(
-            r#"
-enum E {
-    /// A Variant
-    A(i32),
-    /// Another
-    B,
-    /// And C
-    C { a: i32, b: i32 }
-}
-
-fn main() {
-    let a = E::C(<|>);
-}
-"#,
-            expect![[""]],
-        );
-    }
-
-    #[test]
-    fn fn_signature_for_call_in_macro() {
-        check(
-            r#"
-macro_rules! id { ($($tt:tt)*) => { $($tt)* } }
-fn foo() { }
-id! {
-    fn bar() { foo(<|>); }
-}
-"#,
-            expect![[r#"
-                fn foo()
-                ()
-            "#]],
-        );
-    }
-
-    #[test]
-    fn call_info_for_lambdas() {
-        check(
-            r#"
-struct S;
-fn foo(s: S) -> i32 { 92 }
-fn main() {
-    (|s| foo(s))(<|>)
-}
-        "#,
-            expect![[r#"
-                (S) -> i32
-                (<S>)
-            "#]],
-        )
-    }
-
-    #[test]
-    fn call_info_for_fn_ptr() {
-        check(
-            r#"
-fn main(f: fn(i32, f64) -> char) {
-    f(0, <|>)
-}
-        "#,
-            expect![[r#"
-                (i32, f64) -> char
-                (i32, <f64>)
-            "#]],
-        )
-    }
-}
+mod tests;
-- 
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