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Revert "Conditionally mark the test cfg as a well known cfg (#15007)"
This reverts commit 26ce027, reversing changes made to 730d997.
1 parent 776129a commit e79dae5

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4 files changed

+8
-222
lines changed

4 files changed

+8
-222
lines changed

‎src/cargo/core/compiler/mod.rs‎

Lines changed: 5 additions & 14 deletions
Original file line numberDiff line numberDiff line change
@@ -1391,26 +1391,17 @@ fn check_cfg_args(unit: &Unit) -> Vec<OsString> {
13911391
}
13921392
arg_feature.push("))");
13931393

1394-
// In addition to the package features, we also conditionaly include the `test` cfg
1395-
// based on the unit target "test" field (ie `lib.test = false`, `[[bin]] test = false` and
1396-
// others).
1394+
// In addition to the package features, we also include the `test` cfg (since
1395+
// compiler-team#785, as to be able to someday apply yt conditionaly), as well
1396+
// the `docsrs` cfg from the docs.rs service.
13971397
//
1398-
// We also include `docsrs` here (in Cargo) instead of rustc, since there is a much closer
1398+
// We include `docsrs` here (in Cargo) instead of rustc, since there is a much closer
13991399
// relationship between Cargo and docs.rs than rustc and docs.rs. In particular, all
14001400
// users of docs.rs use Cargo, but not all users of rustc (like Rust-for-Linux) use docs.rs.
1401-
let arg_extra = if unit.target.tested()
1402-
// Benchmarks default to `test = false` but most of them still use the test crate
1403-
// and the `#[test]` attribute, so for now always mark `test` as well known for them.
1404-
|| unit.target.is_bench()
1405-
{
1406-
OsString::from("cfg(docsrs,test)")
1407-
} else {
1408-
OsString::from("cfg(docsrs)")
1409-
};
14101401

14111402
vec![
14121403
OsString::from("--check-cfg"),
1413-
arg_extra,
1404+
OsString::from("cfg(docsrs,test)"),
14141405
OsString::from("--check-cfg"),
14151406
arg_feature,
14161407
]

‎src/doc/src/reference/cargo-targets.md‎

Lines changed: 1 addition & 4 deletions
Original file line numberDiff line numberDiff line change
@@ -216,10 +216,7 @@ the target name.
216216
### The `test` field
217217

218218
The `test` field indicates whether or not the target is tested by default by
219-
[`cargo test`], and whenever the target is expected to have tests. Warnings
220-
may be reported when tests are unexpected (i.e., `test = false`).
221-
222-
The default is `true` for lib, bins, and tests.
219+
[`cargo test`]. The default is `true` for lib, bins, and tests.
223220

224221
> **Note**: Examples are built by [`cargo test`] by default to ensure they
225222
> continue to compile, but they are not *tested* by default. Setting `test =

‎tests/testsuite/check_cfg.rs‎

Lines changed: 0 additions & 187 deletions
Original file line numberDiff line numberDiff line change
@@ -317,193 +317,6 @@ fn well_known_names_values_doctest() {
317317
.run();
318318
}
319319

320-
#[cargo_test(nightly, reason = "warning currently only on nightly")]
321-
fn test_false_lib() {
322-
let p = project()
323-
.file(
324-
"Cargo.toml",
325-
r#"
326-
[package]
327-
name = "foo"
328-
version = "0.1.0"
329-
edition = "2018"
330-
331-
[lib]
332-
test = false
333-
"#,
334-
)
335-
.file("src/lib.rs", "#[cfg(test)] mod tests {}")
336-
.build();
337-
338-
p.cargo("check -v")
339-
.with_stderr_does_not_contain(x!("rustc" => "cfg" of "docsrs,test"))
340-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs"))
341-
.with_stderr_data(str![[r#"
342-
...
343-
[WARNING] unexpected `cfg` condition name: `test`
344-
...
345-
346-
[WARNING] `foo` (lib) generated 1 warning
347-
[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
348-
349-
"#]])
350-
.run();
351-
352-
p.cargo("clean").run();
353-
p.cargo("test -v")
354-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs"))
355-
.with_stderr_data(str![[r#"
356-
...
357-
[WARNING] unexpected `cfg` condition name: `test`
358-
...
359-
360-
[WARNING] `foo` (lib) generated 1 warning
361-
[FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
362-
[DOCTEST] foo
363-
[RUNNING] [..]
364-
365-
"#]])
366-
.run();
367-
368-
p.cargo("clean").run();
369-
p.cargo("test --lib -v")
370-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs"))
371-
.with_stderr_data(str![[r#"
372-
...
373-
[WARNING] unexpected `cfg` condition name: `test`
374-
--> src/lib.rs:1:7
375-
...
376-
377-
[WARNING] `foo` (lib test) generated 1 warning
378-
[FINISHED] `test` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
379-
[RUNNING] `[ROOT]/foo/target/debug/deps/foo-[HASH][EXE]`
380-
381-
"#]])
382-
.run();
383-
}
384-
385-
#[cargo_test(nightly, reason = "warning currently only on nightly")]
386-
fn test_false_bins() {
387-
let p = project()
388-
.file(
389-
"Cargo.toml",
390-
r#"
391-
[package]
392-
name = "foo"
393-
version = "0.1.0"
394-
edition = "2018"
395-
396-
[[bin]]
397-
name = "daemon"
398-
test = false
399-
path = "src/deamon.rs"
400-
"#,
401-
)
402-
.file("src/main.rs", "fn main() {}\n#[cfg(test)] mod tests {}")
403-
.file("src/deamon.rs", "fn main() {}\n#[cfg(test)] mod tests {}")
404-
.build();
405-
406-
p.cargo("check -v")
407-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs,test")) // for foo
408-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs")) // for deamon
409-
.with_stderr_data(str![[r#"
410-
...
411-
[WARNING] unexpected `cfg` condition name: `test`
412-
...
413-
414-
[WARNING] `foo` (bin "daemon") generated 1 warning
415-
[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
416-
417-
"#]])
418-
.run();
419-
}
420-
421-
#[cargo_test(nightly, reason = "warning currently only on nightly")]
422-
fn test_false_examples() {
423-
let p = project()
424-
.file(
425-
"Cargo.toml",
426-
r#"
427-
[package]
428-
name = "foo"
429-
version = "0.1.0"
430-
edition = "2018"
431-
432-
[lib]
433-
test = false
434-
435-
[[example]]
436-
name = "daemon"
437-
test = false
438-
path = "src/deamon.rs"
439-
"#,
440-
)
441-
.file("src/lib.rs", "#[cfg(test)] mod tests {}")
442-
.file("src/deamon.rs", "fn main() {}\n#[cfg(test)] mod tests {}")
443-
.build();
444-
445-
p.cargo("check --examples -v")
446-
.with_stderr_does_not_contain(x!("rustc" => "cfg" of "docsrs,test"))
447-
.with_stderr_contains(x!("rustc" => "cfg" of "docsrs"))
448-
.with_stderr_data(str![[r#"
449-
...
450-
[WARNING] unexpected `cfg` condition name: `test`
451-
...
452-
453-
[WARNING] `foo` (lib) generated 1 warning
454-
...
455-
[WARNING] unexpected `cfg` condition name: `test`
456-
...
457-
458-
[WARNING] `foo` (example "daemon") generated 1 warning
459-
[FINISHED] `dev` profile [unoptimized + debuginfo] target(s) in [ELAPSED]s
460-
461-
"#]])
462-
.run();
463-
}
464-
465-
#[cargo_test(
466-
nightly,
467-
reason = "bench is nightly & warning currently only on nightly"
468-
)]
469-
fn test_false_benches() {
470-
let p = project()
471-
.file(
472-
"Cargo.toml",
473-
r#"
474-
[package]
475-
name = "foo"
476-
version = "0.0.0"
477-
edition = "2018"
478-
479-
[[bench]]
480-
name = "ben1"
481-
test = false
482-
path = "benches/ben1.rs"
483-
"#,
484-
)
485-
.file("src/lib.rs", "")
486-
.file(
487-
"benches/ben1.rs",
488-
r#"
489-
#![feature(test)]
490-
extern crate test;
491-
#[bench] fn run1(_ben: &mut test::Bencher) { }
492-
"#,
493-
)
494-
.build();
495-
496-
// Benches always require the `test` cfg, there should be no warning.
497-
p.cargo("bench --bench ben1")
498-
.with_stderr_data(str![[r#"
499-
[COMPILING] foo v0.0.0 ([ROOT]/foo)
500-
[FINISHED] `bench` profile [optimized] target(s) in [ELAPSED]s
501-
[RUNNING] benches/ben1.rs (target/release/deps/ben1-[HASH][EXE])
502-
503-
"#]])
504-
.run();
505-
}
506-
507320
#[cargo_test]
508321
fn features_doc() {
509322
let p = project()

‎tests/testsuite/test.rs‎

Lines changed: 2 additions & 17 deletions
Original file line numberDiff line numberDiff line change
@@ -4191,19 +4191,7 @@ fn test_hint_workspace_virtual() {
41914191
.file("a/src/lib.rs", "#[test] fn t1() {}")
41924192
.file("b/Cargo.toml", &basic_manifest("b", "0.1.0"))
41934193
.file("b/src/lib.rs", "#[test] fn t1() {assert!(false)}")
4194-
.file(
4195-
"c/Cargo.toml",
4196-
r#"
4197-
[package]
4198-
name = "c"
4199-
version = "0.1.0"
4200-
edition = "2015"
4201-
4202-
[[example]]
4203-
name = "ex1"
4204-
test = true
4205-
"#,
4206-
)
4194+
.file("c/Cargo.toml", &basic_manifest("c", "0.1.0"))
42074195
.file(
42084196
"c/src/lib.rs",
42094197
r#"
@@ -4287,17 +4275,14 @@ fn test_hint_workspace_virtual() {
42874275
[ERROR] test failed, to rerun pass `-p c --bin c`
42884276
[RUNNING] tests/t1.rs (target/debug/deps/t1-[HASH][EXE])
42894277
[ERROR] test failed, to rerun pass `-p c --test t1`
4290-
[RUNNING] unittests examples/ex1.rs (target/debug/examples/ex1-[HASH][EXE])
4291-
[ERROR] test failed, to rerun pass `-p c --example ex1`
42924278
[DOCTEST] a
42934279
[DOCTEST] b
42944280
[DOCTEST] c
42954281
[ERROR] doctest failed, to rerun pass `-p c --doc`
4296-
[ERROR] 5 targets failed:
4282+
[ERROR] 4 targets failed:
42974283
`-p b --lib`
42984284
`-p c --bin c`
42994285
`-p c --test t1`
4300-
`-p c --example ex1`
43014286
`-p c --doc`
43024287
43034288
"#]])

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