cargo-crap4rust 0.6.2

Cargo subcommand for computing CRAP scores across Rust crates
Documentation 
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// Copyright 2025 Umberto Gotti <umberto.gotti@umbertogotti.dev>
// Licensed under the MIT License or Apache License, Version 2.0
// SPDX-License-Identifier: MIT OR Apache-2.0

use std::path::Path;

use crap4rust::file_walker::{
    is_excluded_relative_file, is_selected_relative_file, normalize_path, relative_file,
};

#[test]
fn relative_file_within_base_dir_strips_prefix() {
    // Arrange
    let base = Path::new("/project/src");
    let file = Path::new("/project/src/lib.rs");

    // Act
    let result = relative_file(base, file);

    // Assert
    assert_eq!(result, "lib.rs");
}

#[test]
fn relative_file_outside_base_dir_returns_full_path() {
    // Arrange
    let base = Path::new("/project/src");
    let file = Path::new("/other/lib.rs");

    // Act
    let result = relative_file(base, file);

    // Assert
    assert_eq!(result, "/other/lib.rs");
}

#[test]
fn is_selected_relative_file_without_test_targets_excludes_tests() {
    // Arrange & Act
    let result = is_selected_relative_file("tests/test.rs", false);

    // Assert
    assert!(!result);
}

#[test]
fn is_selected_relative_file_with_test_targets_includes_tests() {
    // Arrange & Act
    let result = is_selected_relative_file("tests/test.rs", true);

    // Assert
    assert!(result);
}

#[test]
fn is_selected_relative_file_excludes_examples() {
    // Arrange & Act
    let result = is_selected_relative_file("examples/example.rs", false);

    // Assert
    assert!(!result);
}

#[test]
fn is_selected_relative_file_excludes_benches() {
    // Arrange & Act
    let result = is_selected_relative_file("benches/bench.rs", false);

    // Assert
    assert!(!result);
}

#[test]
fn is_selected_relative_file_excludes_build_rs() {
    // Arrange & Act
    let result = is_selected_relative_file("build.rs", false);

    // Assert
    assert!(!result);
}

#[test]
fn is_selected_relative_file_includes_src_files() {
    // Arrange & Act
    let result = is_selected_relative_file("src/lib.rs", false);

    // Assert
    assert!(result);
}

#[test]
fn is_excluded_relative_file_matches_prefix() {
    // Arrange
    let excludes = vec![String::from("tests/fixtures")];

    // Act
    let result = is_excluded_relative_file("tests/fixtures/data.rs", &excludes);

    // Assert
    assert!(result);
}

#[test]
fn is_excluded_relative_file_exact_match() {
    // Arrange
    let excludes = vec![String::from("build.rs")];

    // Act
    let result = is_excluded_relative_file("build.rs", &excludes);

    // Assert
    assert!(result);
}

#[test]
fn is_excluded_relative_file_non_matching_not_excluded() {
    // Arrange
    let excludes = vec![String::from("tests/fixtures")];

    // Act
    let result = is_excluded_relative_file("src/lib.rs", &excludes);

    // Assert
    assert!(!result);
}

#[test]
fn normalize_path_replaces_backslashes() {
    // Arrange & Act
    let result = normalize_path(Path::new("C:\\project\\src\\lib.rs"));

    // Assert
    assert!(!result.contains('\\'));
}