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Add tests with usize::MIN

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This commit is contained in:
bluthej 2023-03-26 18:59:20 +02:00
parent 2493be2196
commit 3966580c9d
3 changed files with 41 additions and 5 deletions
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12
tests/ui/clear_with_drain.fixed
View file

@ -9,6 +9,12 @@ fn range() {
let mut v = vec![1, 2, 3];
let n = v.drain(0..v.len()).count(); // Yay
let mut v = vec![1, 2, 3];
let n = v.drain(usize::MIN..v.len()).count(); // Yay
let mut v = vec![1, 2, 3];
v.clear(); // Nay
let mut v = vec![1, 2, 3];
v.clear(); // Nay
}
@ -20,6 +26,12 @@ fn range_from() {
let mut v = vec![1, 2, 3];
let next = v.drain(0..).next(); // Yay
let mut v = vec![1, 2, 3];
let next = v.drain(usize::MIN..).next(); // Yay
let mut v = vec![1, 2, 3];
v.clear(); // Nay
let mut v = vec![1, 2, 3];
v.clear(); // Nay
}

12
tests/ui/clear_with_drain.rs
View file

@ -9,8 +9,14 @@ fn range() {
let mut v = vec![1, 2, 3];
let n = v.drain(0..v.len()).count(); // Yay
let mut v = vec![1, 2, 3];
let n = v.drain(usize::MIN..v.len()).count(); // Yay
let mut v = vec![1, 2, 3];
v.drain(0..v.len()); // Nay
let mut v = vec![1, 2, 3];
v.drain(usize::MIN..v.len()); // Nay
}
fn range_from() {
@ -20,8 +26,14 @@ fn range_from() {
let mut v = vec![1, 2, 3];
let next = v.drain(0..).next(); // Yay
let mut v = vec![1, 2, 3];
let next = v.drain(usize::MIN..).next(); // Yay
let mut v = vec![1, 2, 3];
v.drain(0..); // Nay
let mut v = vec![1, 2, 3];
v.drain(usize::MIN..); // Nay
}
fn range_full() {

22
tests/ui/clear_with_drain.stderr
View file

@ -1,5 +1,5 @@
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:13:7
--> $DIR/clear_with_drain.rs:16:7
|
LL | v.drain(0..v.len()); // Nay
| ^^^^^^^^^^^^^^^^^ help: try: `clear()`
@ -7,22 +7,34 @@ LL | v.drain(0..v.len()); // Nay
= note: `-D clippy::clear-with-drain` implied by `-D warnings`
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:24:7
--> $DIR/clear_with_drain.rs:19:7
|
LL | v.drain(usize::MIN..v.len()); // Nay
| ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: try: `clear()`
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:33:7
|
LL | v.drain(0..); // Nay
| ^^^^^^^^^^ help: try: `clear()`
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:38:7
--> $DIR/clear_with_drain.rs:36:7
|
LL | v.drain(usize::MIN..); // Nay
| ^^^^^^^^^^^^^^^^^^^ help: try: `clear()`
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:50:7
|
LL | v.drain(..); // Nay
| ^^^^^^^^^ help: try: `clear()`
error: `drain` used to clear a `Vec`
--> $DIR/clear_with_drain.rs:52:7
--> $DIR/clear_with_drain.rs:64:7
|
LL | v.drain(..v.len()); // Nay
| ^^^^^^^^^^^^^^^^ help: try: `clear()`
error: aborting due to 4 previous errors
error: aborting due to 6 previous errors