39 lines
1.3 KiB
Rust
39 lines
1.3 KiB
Rust
use std::path::PathBuf;
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use std::process::Command;
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#[test]
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fn fmt() {
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if option_env!("RUSTC_TEST_SUITE").is_some() || option_env!("NO_FMT_TEST").is_some() {
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return;
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}
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// Skip this test if rustup nightly is unavailable
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let rustup_output = Command::new("rustup")
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.args(&["component", "list", "--toolchain", "nightly"])
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.output()
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.unwrap();
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assert!(rustup_output.status.success());
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let component_output = String::from_utf8_lossy(&rustup_output.stdout);
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if !component_output.contains("rustfmt") {
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return;
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}
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let root_dir = PathBuf::from(env!("CARGO_MANIFEST_DIR"));
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let dev_dir = root_dir.join("clippy_dev");
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let target_dir = root_dir.join("target");
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let target_dir = target_dir.to_str().unwrap();
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let output = Command::new("cargo")
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.current_dir(dev_dir)
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.args(&["+nightly", "run", "--target-dir", target_dir, "--", "fmt", "--check"])
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.output()
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.unwrap();
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println!("status: {}", output.status);
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println!("stdout: {}", String::from_utf8_lossy(&output.stdout));
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println!("stderr: {}", String::from_utf8_lossy(&output.stderr));
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assert!(
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output.status.success(),
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"Formatting check failed. Run `cargo dev fmt` to update formatting."
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);
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}
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