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use std::{env, error, path, process};
use termcolor::WriteColor;
pub struct TestRunner {
command: process::Command,
crate_name: String,
feature_set: Vec<String>,
working_dir: path::PathBuf,
cargo_command: CargoCommand,
}
impl TestRunner {
pub fn new(
cargo_command: CargoCommand,
crate_name: String,
feature_set: Vec<String>,
working_dir: path::PathBuf,
) -> Self {
let mut command = process::Command::new(&crate::cargo_cmd());
command.arg(match cargo_command {
CargoCommand::Build => "build",
CargoCommand::Check => "check",
CargoCommand::Test => "test",
});
command.arg("--no-default-features");
if !feature_set.is_empty() {
command.arg("--features");
command.arg(&feature_set.join(","));
}
for arg in env::args().skip(2) {
command.arg(&arg);
}
TestRunner {
crate_name,
command,
feature_set,
working_dir,
cargo_command,
}
}
pub fn run(&mut self) -> Result<crate::TestOutcome, Box<dyn error::Error>> {
let mut stdout = termcolor::StandardStream::stdout(termcolor::ColorChoice::Auto);
stdout
.set_color(
termcolor::ColorSpec::new()
.set_fg(Some(termcolor::Color::Cyan))
.set_bold(true),
)
.unwrap();
match self.cargo_command {
CargoCommand::Build => print!(" Building "),
CargoCommand::Check => print!(" Checking "),
CargoCommand::Test => print!(" Testing "),
}
stdout.reset().unwrap();
println!(
"crate={} features=[{}]",
self.crate_name,
self.feature_set.join(", ")
);
let output = self
.command
.stdout(process::Stdio::inherit())
.stderr(process::Stdio::inherit())
.current_dir(&self.working_dir)
.output()?;
Ok(if output.status.success() {
crate::TestOutcome::Pass
} else {
crate::TestOutcome::Fail(output.status)
})
}
}
#[derive(Copy, Clone)]
pub enum CargoCommand {
Build,
Check,
Test,
}