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Add test for x.py build cross-compilation

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This commit is contained in:
Mark Rousskov 2020-09-17 16:03:42 -04:00
parent bd4e0af0b5
commit 363aff0a9d
1 changed files with 48 additions and 0 deletions
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48
src/bootstrap/builder/tests.rs
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@ -90,6 +90,54 @@ mod defaults {
assert!(builder.cache.all::<compile::Rustc>().is_empty());
}
#[test]
fn build_cross_compile() {
let config = Config { stage: 1, ..configure("build", &["B"], &["B"]) };
let build = Build::new(config);
let mut builder = Builder::new(&build);
builder.run_step_descriptions(&Builder::get_step_descriptions(Kind::Build), &[]);
let a = TargetSelection::from_user("A");
let b = TargetSelection::from_user("B");
// Ideally, this build wouldn't actually have `target: a`
// rustdoc/rustcc/std here (the user only requested a host=B build, so
// there's not really a need for us to build for target A in this case
// (since we're producing stage 1 libraries/binaries). But currently
// rustbuild is just a bit buggy here; this should be fixed though.
assert_eq!(
first(builder.cache.all::<compile::Std>()),
&[
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: a },
compile::Std { compiler: Compiler { host: a, stage: 0 }, target: b },
compile::Std { compiler: Compiler { host: a, stage: 1 }, target: b },
]
);
assert_eq!(
first(builder.cache.all::<compile::Assemble>()),
&[
compile::Assemble { target_compiler: Compiler { host: a, stage: 0 } },
compile::Assemble { target_compiler: Compiler { host: a, stage: 1 } },
compile::Assemble { target_compiler: Compiler { host: b, stage: 1 } },
]
);
assert_eq!(
first(builder.cache.all::<tool::Rustdoc>()),
&[
tool::Rustdoc { compiler: Compiler { host: a, stage: 1 } },
tool::Rustdoc { compiler: Compiler { host: b, stage: 1 } },
],
);
assert_eq!(
first(builder.cache.all::<compile::Rustc>()),
&[
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: a },
compile::Rustc { compiler: Compiler { host: a, stage: 0 }, target: b },
]
);
}
#[test]
fn doc_default() {
let mut config = configure("doc", &[], &[]);