cargo/tests/build-script-env.rs
NODA, Kai d43ee1dd22
cargotest/support: remove internal mutability in favor of switching types
Remove is_build: Cell<bool> from ProjectBuilder and introduce a new type Project.

is_build==false <-> ProjectBuilder
is_build==true <-> Project

Also add #[must_use] to ProjectBuilder to confirm its instances are surely consumed by its build() method to produce Project.

The same goes for RepoBuilder.

ProjectBuilder::cargo_process() was removed as its design heavily depended on the internal mutability.

Signed-off-by: NODA, Kai <nodakai@gmail.com>
2017-10-10 16:47:12 +08:00

107 lines
2.7 KiB
Rust

extern crate cargotest;
extern crate hamcrest;
use std::fs::File;
use cargotest::sleep_ms;
use cargotest::support::{project, execs};
use hamcrest::assert_that;
#[test]
fn rerun_if_env_changes() {
let p = project("foo")
.file("Cargo.toml", r#"
[package]
name = "foo"
version = "0.5.0"
authors = []
"#)
.file("src/main.rs", r#"
fn main() {}
"#)
.file("build.rs", r#"
fn main() {
println!("cargo:rerun-if-env-changed=FOO");
}
"#)
.build();
assert_that(p.cargo("build"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
assert_that(p.cargo("build").env("FOO", "bar"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
assert_that(p.cargo("build").env("FOO", "baz"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
assert_that(p.cargo("build").env("FOO", "baz"),
execs().with_status(0)
.with_stderr("\
[FINISHED] [..]
"));
assert_that(p.cargo("build"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
}
#[test]
fn rerun_if_env_or_file_changes() {
let p = project("foo")
.file("Cargo.toml", r#"
[package]
name = "foo"
version = "0.5.0"
authors = []
"#)
.file("src/main.rs", r#"
fn main() {}
"#)
.file("build.rs", r#"
fn main() {
println!("cargo:rerun-if-env-changed=FOO");
println!("cargo:rerun-if-changed=foo");
}
"#)
.file("foo", "")
.build();
assert_that(p.cargo("build"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
assert_that(p.cargo("build").env("FOO", "bar"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
assert_that(p.cargo("build").env("FOO", "bar"),
execs().with_status(0)
.with_stderr("\
[FINISHED] [..]
"));
sleep_ms(1000);
File::create(p.root().join("foo")).unwrap();
assert_that(p.cargo("build").env("FOO", "bar"),
execs().with_status(0)
.with_stderr("\
[COMPILING] foo v0.5.0 ([..])
[FINISHED] [..]
"));
}