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Add more tests

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This commit is contained in:
Pavan Kumar Sunkara 2023-02-16 23:14:20 +00:00
parent 6e4dc93e24
commit 6cf138e9b6
5 changed files with 268 additions and 16 deletions
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4
tests/ui/unnecessary_literal_unwrap.fixed
View File

@ -1,7 +1,7 @@
//run-rustfix
//@run-rustfix
#![warn(clippy::unnecessary_literal_unwrap)]
#![allow(clippy::unnecessary_lazy_evaluations)]
#![allow(unreachable_code)]
#![allow(clippy::unnecessary_lazy_evaluations)]
fn unwrap_option_some() {
let _val = 1;

8
tests/ui/unnecessary_literal_unwrap.rs
View File

@ -1,7 +1,7 @@
//run-rustfix
//@run-rustfix
#![warn(clippy::unnecessary_literal_unwrap)]
#![allow(clippy::unnecessary_lazy_evaluations)]
#![allow(unreachable_code)]
#![allow(clippy::unnecessary_lazy_evaluations)]
fn unwrap_option_some() {
let _val = Some(1).unwrap();
@ -30,13 +30,13 @@ fn unwrap_result_err() {
fn unwrap_methods_option() {
let _val = Some(1).unwrap_or(2);
let _val = Some(1).unwrap_or_default();
let _val = Some(1).unwrap_or_else(|| _val);
let _val = Some(1).unwrap_or_else(|| 2);
}
fn unwrap_methods_result() {
let _val = Ok::<usize, ()>(1).unwrap_or(2);
let _val = Ok::<usize, ()>(1).unwrap_or_default();
let _val = Ok::<usize, ()>(1).unwrap_or_else(|()| _val);
let _val = Ok::<usize, ()>(1).unwrap_or_else(|_| 2);
}
fn main() {

12
tests/ui/unnecessary_literal_unwrap.stderr
View File

@ -159,12 +159,12 @@ LL + let _val = 1;
error: used `unwrap_or_else()` on `Some` value
--> $DIR/unnecessary_literal_unwrap.rs:33:16
|
LL | let _val = Some(1).unwrap_or_else(|| _val);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let _val = Some(1).unwrap_or_else(|| 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Some` and `unwrap_or_else()`
|
LL - let _val = Some(1).unwrap_or_else(|| _val);
LL - let _val = Some(1).unwrap_or_else(|| 2);
LL + let _val = 1;
|
@ -195,12 +195,12 @@ LL + let _val = 1;
error: used `unwrap_or_else()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap.rs:39:16
|
LL | let _val = Ok::<usize, ()>(1).unwrap_or_else(|()| _val);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
LL | let _val = Ok::<usize, ()>(1).unwrap_or_else(|_| 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap_or_else()`
|
LL - let _val = Ok::<usize, ()>(1).unwrap_or_else(|()| _val);
LL - let _val = Ok::<usize, ()>(1).unwrap_or_else(|_| 2);
LL + let _val = 1;
|

50
tests/ui/unnecessary_literal_unwrap_unfixable.rs
View File

@ -1,6 +1,54 @@
#![warn(clippy::unnecessary_literal_unwrap)]
#![allow(clippy::unnecessary_lazy_evaluations)]
#![allow(unreachable_code)]
fn main() {
fn unwrap_option_some() {
let val = Some(1);
let _val2 = val.unwrap();
let _val2 = val.expect("this never happens");
}
fn unwrap_option_none() {
let val = None::<usize>;
val.unwrap();
val.expect("this always happens");
}
fn unwrap_result_ok() {
let val = Ok::<usize, ()>(1);
let _val2 = val.unwrap();
let _val2 = val.expect("this never happens");
val.unwrap_err();
val.expect_err("this always happens");
}
fn unwrap_result_err() {
let val = Err::<(), usize>(1);
let _val2 = val.unwrap_err();
let _val2 = val.expect_err("this never happens");
val.unwrap();
val.expect("this always happens");
}
fn unwrap_methods_option() {
let val = Some(1);
let _val2 = val.unwrap_or(2);
let _val2 = val.unwrap_or_default();
let _val2 = val.unwrap_or_else(|| 2);
}
fn unwrap_methods_result() {
let val = Ok::<usize, ()>(1);
let _val2 = val.unwrap_or(2);
let _val2 = val.unwrap_or_default();
let _val2 = val.unwrap_or_else(|_| 2);
}
fn main() {
unwrap_option_some();
unwrap_option_none();
unwrap_result_ok();
unwrap_result_err();
unwrap_methods_option();
unwrap_methods_result();
}

210
tests/ui/unnecessary_literal_unwrap_unfixable.stderr
View File

@ -1,15 +1,219 @@
error: used `unwrap()` on `Some` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:5:17
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:7:17
|
LL | let _val2 = val.unwrap();
| ^^^^^^^^^^^^
|
help: remove the `Some` and `unwrap()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:4:15
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:6:15
|
LL | let val = Some(1);
| ^^^^^^^
= note: `-D clippy::unnecessary-literal-unwrap` implied by `-D warnings`
error: aborting due to previous error
error: used `expect()` on `Some` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:8:17
|
LL | let _val2 = val.expect("this never happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Some` and `expect()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:6:15
|
LL | let val = Some(1);
| ^^^^^^^
error: used `unwrap()` on `None` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:13:5
|
LL | val.unwrap();
| ^^^^^^^^^^^^
|
help: remove the `None` and `unwrap()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:12:15
|
LL | let val = None::<usize>;
| ^^^^^^^^^^^^^
error: used `expect()` on `None` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:14:5
|
LL | val.expect("this always happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `None` and `expect()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:12:15
|
LL | let val = None::<usize>;
| ^^^^^^^^^^^^^
error: used `unwrap()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:19:17
|
LL | let _val2 = val.unwrap();
| ^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:18:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `expect()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:20:17
|
LL | let _val2 = val.expect("this never happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `expect()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:18:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `unwrap_err()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:21:5
|
LL | val.unwrap_err();
| ^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap_err()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:18:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `expect_err()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:22:5
|
LL | val.expect_err("this always happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `expect_err()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:18:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `unwrap_err()` on `Err` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:27:17
|
LL | let _val2 = val.unwrap_err();
| ^^^^^^^^^^^^^^^^
|
help: remove the `Err` and `unwrap_err()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:26:15
|
LL | let val = Err::<(), usize>(1);
| ^^^^^^^^^^^^^^^^^^^
error: used `expect_err()` on `Err` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:28:17
|
LL | let _val2 = val.expect_err("this never happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Err` and `expect_err()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:26:15
|
LL | let val = Err::<(), usize>(1);
| ^^^^^^^^^^^^^^^^^^^
error: used `unwrap()` on `Err` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:29:5
|
LL | val.unwrap();
| ^^^^^^^^^^^^
|
help: remove the `Err` and `unwrap()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:26:15
|
LL | let val = Err::<(), usize>(1);
| ^^^^^^^^^^^^^^^^^^^
error: used `expect()` on `Err` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:30:5
|
LL | val.expect("this always happens");
| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Err` and `expect()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:26:15
|
LL | let val = Err::<(), usize>(1);
| ^^^^^^^^^^^^^^^^^^^
error: used `unwrap_or()` on `Some` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:35:17
|
LL | let _val2 = val.unwrap_or(2);
| ^^^^^^^^^^^^^^^^
|
help: remove the `Some` and `unwrap_or()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:34:15
|
LL | let val = Some(1);
| ^^^^^^^
error: used `unwrap_or_default()` on `Some` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:36:17
|
LL | let _val2 = val.unwrap_or_default();
| ^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Some` and `unwrap_or_default()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:34:15
|
LL | let val = Some(1);
| ^^^^^^^
error: used `unwrap_or_else()` on `Some` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:37:17
|
LL | let _val2 = val.unwrap_or_else(|| 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Some` and `unwrap_or_else()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:34:15
|
LL | let val = Some(1);
| ^^^^^^^
error: used `unwrap_or()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:42:17
|
LL | let _val2 = val.unwrap_or(2);
| ^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap_or()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:41:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `unwrap_or_default()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:43:17
|
LL | let _val2 = val.unwrap_or_default();
| ^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap_or_default()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:41:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: used `unwrap_or_else()` on `Ok` value
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:44:17
|
LL | let _val2 = val.unwrap_or_else(|_| 2);
| ^^^^^^^^^^^^^^^^^^^^^^^^^
|
help: remove the `Ok` and `unwrap_or_else()`
--> $DIR/unnecessary_literal_unwrap_unfixable.rs:41:15
|
LL | let val = Ok::<usize, ()>(1);
| ^^^^^^^^^^^^^^^^^^
error: aborting due to 18 previous errors