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Add tests for printing of NonZero-optimized enums in Rust

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gdb/testsuite/ChangeLog:
2016-06-25  Manish Goregaokar  <manish@mozilla.com>

    PR gdb/20239
    * gdb.rust/simple.rs: Add more tests for printing NonZero enums.
    * gdb.rust/simple.exp: Add test expectations for new NonZero tests.
This commit is contained in:
Manish Goregaokar 2016-06-25 11:10:38 +05:30
parent b5a4b3c5e7
commit fccb08f8cd
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6
gdb/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2016-06-25 Manish Goregaokar <manish@mozilla.com>
PR gdb/20239
* gdb.rust/simple.rs: Add more tests for printing NonZero enums.
* gdb.rust/simple.exp: Add test expectations for new NonZero tests.
2016-06-24 David Taylor <dtaylor@emc.com>
* gdb.base/offsets.exp: New file.

11
gdb/testsuite/gdb.rust/simple.exp
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@ -169,6 +169,17 @@ gdb_test "print ..5" " = .*::ops::RangeTo.* \\{end: 5\\}"
gdb_test "print 5.." " = .*::ops::RangeFrom.* \\{start: 5\\}"
gdb_test "print .." " = .*::ops::RangeFull"
gdb_test "print str_some" \
" = core::option::Option<collections::string::String>::Some\\(collections::string::String .*"
gdb_test "print str_none" " = core::option::Option<collections::string::String>::None"
gdb_test "print int_some" " = core::option::Option::Some\\(1\\)"
gdb_test "print int_none" " = core::option::Option::None"
gdb_test "print box_some" " = core::option::Option<Box<u8>>::Some\\(.*\\)"
gdb_test "print box_none" " = core::option::Option<Box<u8>>::None"
gdb_test "print custom_some" \
" = simple::NonZeroOptimized::Value\\(collections::string::String .*"
gdb_test "print custom_none" " = simple::NonZeroOptimized::Empty"
proc test_one_slice {svar length base range} {
global hex

17
gdb/testsuite/gdb.rust/simple.rs
View file

@ -38,6 +38,12 @@ enum MoreComplicated {
Four{this: bool, is: u8, a: char, struct_: u64, variant: u32},
}
// tests the nonzero optimization, but fields are reversed
enum NonZeroOptimized {
Empty,
Value(String),
}
fn diff2(x: i32, y: i32) -> i32 {
x - y
}
@ -92,6 +98,17 @@ fn main () {
let to1 = &w[..3];
let to2 = &slice[..1];
// tests for enum optimizations
let str_some = Some("hi".to_string());
let str_none = None::<String>;
let box_some = Some(Box::new(1u8));
let box_none = None::<Box<u8>>;
let int_some = Some(1u8);
let int_none = None::<u8>;
let custom_some = NonZeroOptimized::Value("hi".into());
let custom_none = NonZeroOptimized::Empty;
println!("{}, {}", x.0, x.1); // set breakpoint here
println!("{}", diff2(92, 45));
}