ruff/crates/red_knot/tests/cli.rs

61 lines
1.5 KiB
Rust

use anyhow::Context;
use insta_cmd::{assert_cmd_snapshot, get_cargo_bin};
use std::process::Command;
use tempfile::TempDir;
/// Specifying an option on the CLI should take precedence over the same setting in the
/// project's configuration.
#[test]
fn test_config_override() -> anyhow::Result<()> {
let tempdir = TempDir::new()?;
std::fs::write(
tempdir.path().join("pyproject.toml"),
r#"
[tool.knot.environment]
python-version = "3.11"
"#,
)
.context("Failed to write settings")?;
std::fs::write(
tempdir.path().join("test.py"),
r#"
import sys
# Access `sys.last_exc` that was only added in Python 3.12
print(sys.last_exc)
"#,
)
.context("Failed to write test.py")?;
insta::with_settings!({filters => vec![(&*tempdir_filter(&tempdir), "<temp_dir>/")]}, {
assert_cmd_snapshot!(knot().arg("--project").arg(tempdir.path()), @r"
success: false
exit_code: 1
----- stdout -----
error[lint:unresolved-attribute] <temp_dir>/test.py:5:7 Type `<module 'sys'>` has no attribute `last_exc`
----- stderr -----
");
});
assert_cmd_snapshot!(knot().arg("--project").arg(tempdir.path()).arg("--python-version").arg("3.12"), @r"
success: true
exit_code: 0
----- stdout -----
----- stderr -----
");
Ok(())
}
fn knot() -> Command {
Command::new(get_cargo_bin("red_knot"))
}
fn tempdir_filter(tempdir: &TempDir) -> String {
format!(r"{}\\?/?", regex::escape(tempdir.path().to_str().unwrap()))
}