mirror of https://github.com/rust-lang/cargo
103 lines
3.4 KiB
Rust
103 lines
3.4 KiB
Rust
use cargo_test_support::paths::CargoPathExt;
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use cargo_test_support::{basic_manifest, project};
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use std::env;
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#[cargo_test]
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fn rustc_info_cache() {
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let p = project()
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.file("src/main.rs", r#"fn main() { println!("hello"); }"#)
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.build();
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let miss = "[..] rustc info cache miss[..]";
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let hit = "[..]rustc info cache hit[..]";
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let update = "[..]updated rustc info cache[..]";
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.with_stderr_contains("[..]failed to read rustc info cache[..]")
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.with_stderr_contains(miss)
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.with_stderr_does_not_contain(hit)
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.with_stderr_contains(update)
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.run();
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.with_stderr_contains("[..]reusing existing rustc info cache[..]")
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.with_stderr_contains(hit)
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.with_stderr_does_not_contain(miss)
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.with_stderr_does_not_contain(update)
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.run();
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.env("CARGO_CACHE_RUSTC_INFO", "0")
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.with_stderr_contains("[..]rustc info cache disabled[..]")
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.with_stderr_does_not_contain(update)
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.run();
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let other_rustc = {
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let p = project()
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.at("compiler")
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.file("Cargo.toml", &basic_manifest("compiler", "0.1.0"))
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.file(
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"src/main.rs",
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r#"
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use std::process::Command;
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use std::env;
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fn main() {
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let mut cmd = Command::new("rustc");
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for arg in env::args_os().skip(1) {
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cmd.arg(arg);
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}
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std::process::exit(cmd.status().unwrap().code().unwrap());
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}
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"#,
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)
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.build();
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p.cargo("build").run();
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p.root()
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.join("target/debug/compiler")
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.with_extension(env::consts::EXE_EXTENSION)
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};
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.env("RUSTC", other_rustc.display().to_string())
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.with_stderr_contains("[..]different compiler, creating new rustc info cache[..]")
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.with_stderr_contains(miss)
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.with_stderr_does_not_contain(hit)
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.with_stderr_contains(update)
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.run();
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.env("RUSTC", other_rustc.display().to_string())
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.with_stderr_contains("[..]reusing existing rustc info cache[..]")
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.with_stderr_contains(hit)
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.with_stderr_does_not_contain(miss)
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.with_stderr_does_not_contain(update)
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.run();
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other_rustc.move_into_the_future();
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.env("RUSTC", other_rustc.display().to_string())
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.with_stderr_contains("[..]different compiler, creating new rustc info cache[..]")
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.with_stderr_contains(miss)
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.with_stderr_does_not_contain(hit)
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.with_stderr_contains(update)
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.run();
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p.cargo("build")
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.env("CARGO_LOG", "cargo::util::rustc=debug")
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.env("RUSTC", other_rustc.display().to_string())
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.with_stderr_contains("[..]reusing existing rustc info cache[..]")
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.with_stderr_contains(hit)
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.with_stderr_does_not_contain(miss)
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.with_stderr_does_not_contain(update)
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.run();
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}
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