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Diffstat (limited to 'src/test/ui/issues/issue-13027.rs')
-rw-r--r-- | src/test/ui/issues/issue-13027.rs | 178 |
1 files changed, 0 insertions, 178 deletions
diff --git a/src/test/ui/issues/issue-13027.rs b/src/test/ui/issues/issue-13027.rs deleted file mode 100644 index 64bf2a11d..000000000 --- a/src/test/ui/issues/issue-13027.rs +++ /dev/null @@ -1,178 +0,0 @@ -// run-pass - -// Tests that match expression handles overlapped literal and range -// properly in the presence of guard function. - -fn val() -> usize { 1 } - -static CONST: usize = 1; - -pub fn main() { - lit_shadow_range(); - range_shadow_lit(); - range_shadow_range(); - multi_pats_shadow_lit(); - multi_pats_shadow_range(); - lit_shadow_multi_pats(); - range_shadow_multi_pats(); - misc(); -} - -fn lit_shadow_range() { - assert_eq!(2, match 1 { - 1 if false => 1, - 1..=2 => 2, - _ => 3 - }); - - let x = 0; - assert_eq!(2, match x+1 { - 0 => 0, - 1 if false => 1, - 1..=2 => 2, - _ => 3 - }); - - assert_eq!(2, match val() { - 1 if false => 1, - 1..=2 => 2, - _ => 3 - }); - - assert_eq!(2, match CONST { - 0 => 0, - 1 if false => 1, - 1..=2 => 2, - _ => 3 - }); - - // value is out of the range of second arm, should match wildcard pattern - assert_eq!(3, match 3 { - 1 if false => 1, - 1..=2 => 2, - _ => 3 - }); -} - -fn range_shadow_lit() { - assert_eq!(2, match 1 { - 1..=2 if false => 1, - 1 => 2, - _ => 3 - }); - - let x = 0; - assert_eq!(2, match x+1 { - 0 => 0, - 1..=2 if false => 1, - 1 => 2, - _ => 3 - }); - - assert_eq!(2, match val() { - 1..=2 if false => 1, - 1 => 2, - _ => 3 - }); - - assert_eq!(2, match CONST { - 0 => 0, - 1..=2 if false => 1, - 1 => 2, - _ => 3 - }); - - // ditto - assert_eq!(3, match 3 { - 1..=2 if false => 1, - 1 => 2, - _ => 3 - }); -} - -fn range_shadow_range() { - assert_eq!(2, match 1 { - 0..=2 if false => 1, - 1..=3 => 2, - _ => 3, - }); - - let x = 0; - assert_eq!(2, match x+1 { - 100 => 0, - 0..=2 if false => 1, - 1..=3 => 2, - _ => 3, - }); - - assert_eq!(2, match val() { - 0..=2 if false => 1, - 1..=3 => 2, - _ => 3, - }); - - assert_eq!(2, match CONST { - 100 => 0, - 0..=2 if false => 1, - 1..=3 => 2, - _ => 3, - }); - - // ditto - assert_eq!(3, match 5 { - 0..=2 if false => 1, - 1..=3 => 2, - _ => 3, - }); -} - -fn multi_pats_shadow_lit() { - assert_eq!(2, match 1 { - 100 => 0, - 0 | 1..=10 if false => 1, - 1 => 2, - _ => 3, - }); -} - -fn multi_pats_shadow_range() { - assert_eq!(2, match 1 { - 100 => 0, - 0 | 1..=10 if false => 1, - 1..=3 => 2, - _ => 3, - }); -} - -fn lit_shadow_multi_pats() { - assert_eq!(2, match 1 { - 100 => 0, - 1 if false => 1, - 0 | 1..=10 => 2, - _ => 3, - }); -} - -fn range_shadow_multi_pats() { - assert_eq!(2, match 1 { - 100 => 0, - 1..=3 if false => 1, - 0 | 1..=10 => 2, - _ => 3, - }); -} - -fn misc() { - enum Foo { - Bar(#[allow(unused_tuple_struct_fields)] usize, bool) - } - // This test basically mimics how trace_macros! macro is implemented, - // which is a rare combination of vector patterns, multiple wild-card - // patterns and guard functions. - let r = match [Foo::Bar(0, false)] { - [Foo::Bar(_, pred)] if pred => 1, - [Foo::Bar(_, pred)] if !pred => 2, - _ => 0, - }; - assert_eq!(2, r); -} |