csift 0.7.8

ripgrep for Claude Code session transcripts: fast regex list/search over ~/.claude/projects/**/*.jsonl
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//! search basics: round-trip exchanges, envelopes, empty patterns, totals.

use crate::harness::*;

#[test]
fn search_text_returns_round_trip_exchange() {
    let h = populated_home();
    let out = h.run(&["search", "carry"]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        out.stdout.contains(&format!("{}·t", &SESS[..8])),
        "the id-prefix header token:\n{}",
        out.stdout
    );
    assert!(out.stdout.contains("matched"));
    assert!(out.stdout.contains("malformed line(s) skipped"));
}

#[test]
fn search_json_emits_hits_and_summary() {
    let h = populated_home();
    let out = h.run(&["search", "carry", "--format", "json"]);
    assert!(out.success, "stderr: {}", out.stderr);
    let lines: Vec<&str> = out
        .stdout
        .lines()
        .filter(|l| !l.trim().is_empty())
        .collect();
    assert!(!lines.is_empty());
    // Last line is the trailing summary object with matched/dropped/skipped.
    let summary: serde_json::Value = serde_json::from_str(lines.last().unwrap()).unwrap();
    assert!(
        summary.get("matched").is_some(),
        "no summary: {:?}",
        lines.last()
    );
    assert!(summary.get("skipped_lines").is_some());
}

#[test]
fn search_no_match_reports_zero() {
    let h = populated_home();
    let out = h.run(&["search", "zzz-no-such-token-zzz"]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        out.stdout.contains("no matching exchanges"),
        "got: {}",
        out.stdout
    );
    // Even with no matches, the skipped-line note still surfaces.
    assert!(out.stdout.contains("malformed line(s) skipped"));
}

#[test]
fn search_empty_pattern_warns_then_emits() {
    let h = populated_home();
    let out = h.run(&["search", ""]);
    assert!(out.success, "stderr: {}", out.stderr);
    // The unbounded empty-pattern warning goes to stderr.
    assert!(
        out.stderr.contains("empty pattern with no category"),
        "stderr: {}",
        out.stderr
    );
}

#[test]
fn search_empty_pattern_with_session_target_only_does_not_warn() {
    // Empty pattern + ONLY an `@<uuid>` session target (no category/time/turn filter) → the
    // warning's `has_session_filter` operand (a `pins_single_session` target) is TRUE → warning
    // suppressed.
    let h = populated_home();
    let out = h.run(&["search", "", at(SESS).as_str(), "--no-subagents"]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        !out.stderr.contains("empty pattern with no category"),
        "an @<uuid> session scope must suppress the warning; stderr: {}",
        out.stderr
    );
}

#[test]
fn search_empty_pattern_with_category_does_not_warn() {
    // An empty pattern but WITH a `-t` category → the warning's
    // `args.categories.is_empty()` operand is FALSE, so the warning is suppressed.
    let h = populated_home();
    let out = h.run(&[
        "search",
        "",
        "-t",
        "user",
        "--no-subagents",
        at(SESS).as_str(),
    ]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        !out.stderr.contains("empty pattern with no category"),
        "category filter must suppress the warning; stderr: {}",
        out.stderr
    );
}

#[test]
fn search_empty_pattern_with_uuid_positional_does_not_warn() {
    // A bare-uuid POSITIONAL routes to the SAME session filter as `--session` (via
    // resolve_session_files), so the empty-pattern warning - which claims "no session
    // filter" - must be SUPPRESSED. Previously the gate only inspected `--session` and
    // printed the misleading warning here.
    let h = populated_home();
    let out = h.run(&["search", "", at(SESS).as_str(), "--no-subagents"]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        !out.stderr.contains("empty pattern with no category"),
        "a bare-uuid positional scopes to one session and must suppress the warning; \
         stderr: {}",
        out.stderr
    );
}

#[test]
fn search_footer_always_reports_match_and_session_totals() {
    let h = populated_home();
    let out = h.run(&["search", "carry", "--no-subagents"]);
    assert!(out.success, "stderr: {}", out.stderr);
    assert!(
        out.stdout.contains("· 1 session ·"),
        "the footer carries the distinct-session total: {}",
        out.stdout
    );
    // JSON footer gains `sessions` alongside `matched`.
    let j = h.run(&["search", "carry", "--no-subagents", "--format", "json"]);
    let footer: serde_json::Value = serde_json::from_str(
        j.stdout
            .lines()
            .filter(|l| !l.is_empty())
            .next_back()
            .unwrap(),
    )
    .unwrap();
    assert_eq!(footer["sessions"], 1);
    assert!(footer["matched"].as_u64().unwrap() >= 1);
}

#[test]
fn search_text_output_is_token_lean() {
    let h = populated_home();
    let out = h.run(&["search", "carry", at(SESS).as_str(), "--no-subagents"]);
    assert!(out.success, "stderr: {}", out.stderr);
    // Every exchange header opens with the STABLE id-prefix token (`<first-8>·t<n>`) - no
    // per-invocation `sN` ordinal, no `sN = <uuid>` legend block anywhere in the output.
    assert!(
        out.stdout.contains(&format!("{}·t", &SESS[..8])),
        "id-prefix header token: {}",
        out.stdout
    );
    assert!(
        !out.stdout.lines().any(|l| l.starts_with("s1 = ")),
        "no legend line: {}",
        out.stdout
    );
    assert!(
        !out.stdout.contains("s1·t"),
        "no ordinal header: {}",
        out.stdout
    );
    // The old heavyweight header is gone: no `═══` rule, no uppercase `SESSION `/`TURN `.
    assert!(
        !out.stdout.contains("═══"),
        "no rule glyphs: {}",
        out.stdout
    );
    assert!(
        !out.stdout.contains("TURN "),
        "no uppercase TURN: {}",
        out.stdout
    );
    // The FULL uuid never repeats per exchange - the 8-char prefix token carries each header.
    assert_eq!(
        out.stdout.matches(SESS).count(),
        0,
        "the full uuid is never printed; the prefix token references it: {}",
        out.stdout
    );
    // Timestamps are single local+offset (no `(<UTC>)` second copy on the turn header).
    assert!(
        !out.stdout.contains(" (2026-"),
        "no parenthesised UTC copy: {}",
        out.stdout
    );
}

#[test]
fn search_invalid_regex_errors() {
    let h = populated_home();
    let out = h.run(&["search", "(unclosed"]);
    assert!(!out.success);
    assert!(
        out.stderr.contains("invalid regex"),
        "stderr: {}",
        out.stderr
    );
}

#[test]
fn search_help_mentions_regex_dialect_boundaries() {
    let h = Home::new();
    let out = h.run(&["search", "--help"]);
    assert!(out.success);
    assert!(
        out.stdout.contains("linear-time"),
        "dialect block: {}",
        out.stdout
    );
    assert!(out.stdout.contains("backreference"));
    assert!(out.stdout.contains("lookahead") || out.stdout.contains("lookbehind"));
}