bashrs 6.66.0

Rust-to-Shell transpiler for deterministic bootstrap scripts
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use super::*;
use crate::linter::Span;

fn sample_lint_result() -> LintResult {
    LintResult {
        diagnostics: vec![
            Diagnostic {
                code: "SC2086".to_string(),
                severity: Severity::Warning,
                message: "Double quote to prevent globbing".to_string(),
                span: Span::new(10, 1, 10, 20),
                fix: Some(crate::linter::Fix::new("\"$var\"")),
            },
            Diagnostic {
                code: "SC2086".to_string(),
                severity: Severity::Warning,
                message: "Double quote to prevent globbing".to_string(),
                span: Span::new(15, 1, 15, 20),
                fix: Some(crate::linter::Fix::new("\"$other\"")),
            },
            Diagnostic {
                code: "DET001".to_string(),
                severity: Severity::Warning,
                message: "Non-deterministic $RANDOM".to_string(),
                span: Span::new(20, 5, 20, 15),
                fix: None,
            },
            Diagnostic {
                code: "SEC010".to_string(),
                severity: Severity::Error,
                message: "Hardcoded path /tmp".to_string(),
                span: Span::new(25, 1, 25, 10),
                fix: Some(crate::linter::Fix::new("${TMPDIR:-/tmp}")),
            },
        ],
    }
}

#[test]
fn test_ml_013_histogram_bar() {
    let bar = histogram_bar(50.0, 100.0, 10);
    assert_eq!(bar.chars().count(), 10);
    assert!(bar.contains('█'));
    assert!(bar.contains('░'));

    let full_bar = histogram_bar(100.0, 100.0, 10);
    assert!(!full_bar.contains('░'));

    let empty_bar = histogram_bar(0.0, 100.0, 10);
    assert!(!empty_bar.contains('█'));
}

#[test]
fn test_ml_014_rich_report_creation() {
    let result = sample_lint_result();
    let report = RichLintReport::from_lint_result("test.sh", &result, "echo $var");

    assert_eq!(report.total_issues, 4);
    assert_eq!(report.errors, 1);
    assert_eq!(report.warnings, 3);
    assert!(!report.clusters.is_empty());
}

#[test]
fn test_ml_014_rich_report_clustering() {
    let result = sample_lint_result();
    let report = RichLintReport::from_lint_result("test.sh", &result, "echo $var");

    // SC2086 appears twice, should be biggest cluster
    let sc2086 = report.clusters.iter().find(|c| c.error_code == "SC2086");
    assert!(sc2086.is_some());
    assert_eq!(sc2086.expect("found").count, 2);
}

#[test]
fn test_ml_014_rich_report_render() {
    let result = sample_lint_result();
    let report = RichLintReport::from_lint_result("test.sh", &result, "echo $var");

    let rendered = report.render(80);

    assert!(rendered.contains("BASHRS LINT REPORT"));
    assert!(rendered.contains("test.sh"));
    assert!(rendered.contains("SUMMARY"));
    assert!(rendered.contains("ERROR CLUSTERS"));
    assert!(rendered.contains("SC2086"));
}

#[test]
fn test_ml_006_sbfl_report() {
    use crate::quality::sbfl::CoverageData;

    let rankings = vec![
        SuspiciousnessRanking {
            location: "SC2086".to_string(),
            score: 0.94,
            coverage: CoverageData::new(2, 31, 8, 0),
            rank: 1,
        },
        SuspiciousnessRanking {
            location: "DET001".to_string(),
            score: 0.72,
            coverage: CoverageData::new(8, 12, 2, 0),
            rank: 2,
        },
    ];

    let report = sbfl_report(&rankings, SbflFormula::Ochiai, 80);

    assert!(report.contains("FAULT LOCALIZATION"));
    assert!(report.contains("Ochiai"));
    assert!(report.contains("SC2086"));
    assert!(report.contains("DET001"));
}

#[test]
fn test_error_cluster_percentage() {
    let cluster = ErrorCluster {
        error_code: "SC2086".to_string(),
        count: 25,
        category: ShellErrorCategory::MissingQuotes,
        diagnostics: vec![],
        fix_confidence: 0.94,
        auto_fixable: true,
    };

    assert!((cluster.percentage(100) - 25.0).abs() < 0.01);
    assert!((cluster.percentage(50) - 50.0).abs() < 0.01);
    assert!((cluster.percentage(0) - 0.0).abs() < 0.01);
}

#[test]
fn test_ml_014_auto_fixable_counting() {
    let result = sample_lint_result();
    let report = RichLintReport::from_lint_result("test.sh", &result, "echo $var");

    // 3 diagnostics have fixes, 1 doesn't
    assert_eq!(report.auto_fixable_count, 3);
    assert_eq!(report.manual_count, 1);
}

#[test]
fn test_ml_014_confidence_calculation() {
    let result = sample_lint_result();
    let report = RichLintReport::from_lint_result("test.sh", &result, "echo $var");

    // Confidence should be between 0 and 1
    assert!(report.overall_confidence >= 0.0);
    assert!(report.overall_confidence <= 1.0);
}