zeroclaw/src/channels/imessage.rs
Chummy ae37e59423
fix(channels): resolve telegram reply target and media delivery (#525)
Co-authored-by: Will Sarg <12886992+willsarg@users.noreply.github.com>
2026-02-17 08:07:23 -05:00

929 lines
30 KiB
Rust

use crate::channels::traits::{Channel, ChannelMessage};
use async_trait::async_trait;
use directories::UserDirs;
use rusqlite::{Connection, OpenFlags};
use std::path::Path;
use tokio::sync::mpsc;
/// iMessage channel using macOS `AppleScript` bridge.
/// Polls the Messages database for new messages and sends replies via `osascript`.
#[derive(Clone)]
pub struct IMessageChannel {
allowed_contacts: Vec<String>,
poll_interval_secs: u64,
}
impl IMessageChannel {
pub fn new(allowed_contacts: Vec<String>) -> Self {
Self {
allowed_contacts,
poll_interval_secs: 3,
}
}
fn is_contact_allowed(&self, sender: &str) -> bool {
if self.allowed_contacts.iter().any(|u| u == "*") {
return true;
}
self.allowed_contacts
.iter()
.any(|u| u.eq_ignore_ascii_case(sender))
}
}
/// Escape a string for safe interpolation into `AppleScript`.
///
/// This prevents injection attacks by escaping:
/// - Backslashes (`\` → `\\`)
/// - Double quotes (`"` → `\"`)
/// - Newlines (`\n` → `\\n`, `\r` → `\\r`) to prevent code injection via line breaks
fn escape_applescript(s: &str) -> String {
s.replace('\\', "\\\\")
.replace('"', "\\\"")
.replace('\n', "\\n")
.replace('\r', "\\r")
}
/// Validate that a target looks like a valid phone number or email address.
///
/// This is a defense-in-depth measure to reject obviously malicious targets
/// before they reach `AppleScript` interpolation.
///
/// Valid patterns:
/// - Phone: starts with `+` followed by digits (with optional spaces/dashes)
/// - Email: contains `@` with alphanumeric chars on both sides
fn is_valid_imessage_target(target: &str) -> bool {
let target = target.trim();
if target.is_empty() {
return false;
}
// Phone number: +1234567890 or +1 234-567-8900
if target.starts_with('+') {
let digits_only: String = target.chars().filter(char::is_ascii_digit).collect();
// Must have at least 7 digits (shortest valid phone numbers)
return digits_only.len() >= 7 && digits_only.len() <= 15;
}
// Email: simple validation (contains @ with chars on both sides)
if let Some(at_pos) = target.find('@') {
let local = &target[..at_pos];
let domain = &target[at_pos + 1..];
// Local part: non-empty, alphanumeric + common email chars
let local_valid = !local.is_empty()
&& local
.chars()
.all(|c| c.is_alphanumeric() || "._+-".contains(c));
// Domain: non-empty, contains a dot, alphanumeric + dots/hyphens
let domain_valid = !domain.is_empty()
&& domain.contains('.')
&& domain
.chars()
.all(|c| c.is_alphanumeric() || ".-".contains(c));
return local_valid && domain_valid;
}
false
}
#[async_trait]
impl Channel for IMessageChannel {
fn name(&self) -> &str {
"imessage"
}
async fn send(&self, message: &str, target: &str) -> anyhow::Result<()> {
// Defense-in-depth: validate target format before any interpolation
if !is_valid_imessage_target(target) {
anyhow::bail!(
"Invalid iMessage target: must be a phone number (+1234567890) or email (user@example.com)"
);
}
// SECURITY: Escape both message AND target to prevent AppleScript injection
// See: CWE-78 (OS Command Injection)
let escaped_msg = escape_applescript(message);
let escaped_target = escape_applescript(target);
let script = format!(
r#"tell application "Messages"
set targetService to 1st account whose service type = iMessage
set targetBuddy to participant "{escaped_target}" of targetService
send "{escaped_msg}" to targetBuddy
end tell"#
);
let output = tokio::process::Command::new("osascript")
.arg("-e")
.arg(&script)
.output()
.await?;
if !output.status.success() {
let stderr = String::from_utf8_lossy(&output.stderr);
anyhow::bail!("iMessage send failed: {stderr}");
}
Ok(())
}
async fn listen(&self, tx: mpsc::Sender<ChannelMessage>) -> anyhow::Result<()> {
tracing::info!("iMessage channel listening (AppleScript bridge)...");
// Query the Messages SQLite database for new messages
// The database is at ~/Library/Messages/chat.db
let db_path = UserDirs::new()
.map(|u| u.home_dir().join("Library/Messages/chat.db"))
.ok_or_else(|| anyhow::anyhow!("Cannot find home directory"))?;
if !db_path.exists() {
anyhow::bail!(
"Messages database not found at {}. Ensure Messages.app is set up and Full Disk Access is granted.",
db_path.display()
);
}
// Track the last ROWID we've seen
let mut last_rowid = get_max_rowid(&db_path).await.unwrap_or(0);
loop {
tokio::time::sleep(tokio::time::Duration::from_secs(self.poll_interval_secs)).await;
let new_messages = fetch_new_messages(&db_path, last_rowid).await;
match new_messages {
Ok(messages) => {
for (rowid, sender, text) in messages {
if rowid > last_rowid {
last_rowid = rowid;
}
if !self.is_contact_allowed(&sender) {
continue;
}
if text.trim().is_empty() {
continue;
}
let msg = ChannelMessage {
id: rowid.to_string(),
sender: sender.clone(),
reply_target: sender.clone(),
content: text,
channel: "imessage".to_string(),
timestamp: std::time::SystemTime::now()
.duration_since(std::time::UNIX_EPOCH)
.unwrap_or_default()
.as_secs(),
};
if tx.send(msg).await.is_err() {
return Ok(());
}
}
}
Err(e) => {
tracing::warn!("iMessage poll error: {e}");
}
}
}
}
async fn health_check(&self) -> bool {
if !cfg!(target_os = "macos") {
return false;
}
let db_path = UserDirs::new()
.map(|u| u.home_dir().join("Library/Messages/chat.db"))
.unwrap_or_default();
db_path.exists()
}
}
/// Get the current max ROWID from the messages table.
/// Uses rusqlite with parameterized queries for security (CWE-89 prevention).
async fn get_max_rowid(db_path: &Path) -> anyhow::Result<i64> {
let path = db_path.to_path_buf();
let result = tokio::task::spawn_blocking(move || -> anyhow::Result<i64> {
let conn = Connection::open_with_flags(
&path,
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_NO_MUTEX,
)?;
let mut stmt = conn.prepare("SELECT MAX(ROWID) FROM message WHERE is_from_me = 0")?;
let rowid: Option<i64> = stmt.query_row([], |row| row.get(0))?;
Ok(rowid.unwrap_or(0))
})
.await??;
Ok(result)
}
/// Fetch messages newer than `since_rowid`.
/// Uses rusqlite with parameterized queries for security (CWE-89 prevention).
/// The `since_rowid` parameter is bound safely, preventing SQL injection.
async fn fetch_new_messages(
db_path: &Path,
since_rowid: i64,
) -> anyhow::Result<Vec<(i64, String, String)>> {
let path = db_path.to_path_buf();
let results =
tokio::task::spawn_blocking(move || -> anyhow::Result<Vec<(i64, String, String)>> {
let conn = Connection::open_with_flags(
&path,
OpenFlags::SQLITE_OPEN_READ_ONLY | OpenFlags::SQLITE_OPEN_NO_MUTEX,
)?;
let mut stmt = conn.prepare(
"SELECT m.ROWID, h.id, m.text \
FROM message m \
JOIN handle h ON m.handle_id = h.ROWID \
WHERE m.ROWID > ?1 \
AND m.is_from_me = 0 \
AND m.text IS NOT NULL \
ORDER BY m.ROWID ASC \
LIMIT 20",
)?;
let rows = stmt.query_map([since_rowid], |row| {
Ok((
row.get::<_, i64>(0)?,
row.get::<_, String>(1)?,
row.get::<_, String>(2)?,
))
})?;
rows.collect::<Result<Vec<_>, _>>().map_err(Into::into)
})
.await??;
Ok(results)
}
#[cfg(test)]
mod tests {
use super::*;
#[test]
fn creates_with_contacts() {
let ch = IMessageChannel::new(vec!["+1234567890".into()]);
assert_eq!(ch.allowed_contacts.len(), 1);
assert_eq!(ch.poll_interval_secs, 3);
}
#[test]
fn creates_with_empty_contacts() {
let ch = IMessageChannel::new(vec![]);
assert!(ch.allowed_contacts.is_empty());
}
#[test]
fn wildcard_allows_anyone() {
let ch = IMessageChannel::new(vec!["*".into()]);
assert!(ch.is_contact_allowed("+1234567890"));
assert!(ch.is_contact_allowed("random@icloud.com"));
assert!(ch.is_contact_allowed(""));
}
#[test]
fn specific_contact_allowed() {
let ch = IMessageChannel::new(vec!["+1234567890".into(), "user@icloud.com".into()]);
assert!(ch.is_contact_allowed("+1234567890"));
assert!(ch.is_contact_allowed("user@icloud.com"));
}
#[test]
fn unknown_contact_denied() {
let ch = IMessageChannel::new(vec!["+1234567890".into()]);
assert!(!ch.is_contact_allowed("+9999999999"));
assert!(!ch.is_contact_allowed("hacker@evil.com"));
}
#[test]
fn contact_case_insensitive() {
let ch = IMessageChannel::new(vec!["User@iCloud.com".into()]);
assert!(ch.is_contact_allowed("user@icloud.com"));
assert!(ch.is_contact_allowed("USER@ICLOUD.COM"));
}
#[test]
fn empty_allowlist_denies_all() {
let ch = IMessageChannel::new(vec![]);
assert!(!ch.is_contact_allowed("+1234567890"));
assert!(!ch.is_contact_allowed("anyone"));
}
#[test]
fn name_returns_imessage() {
let ch = IMessageChannel::new(vec![]);
assert_eq!(ch.name(), "imessage");
}
#[test]
fn wildcard_among_others_still_allows_all() {
let ch = IMessageChannel::new(vec!["+111".into(), "*".into(), "+222".into()]);
assert!(ch.is_contact_allowed("totally-unknown"));
}
#[test]
fn contact_with_spaces_exact_match() {
let ch = IMessageChannel::new(vec![" spaced ".into()]);
assert!(ch.is_contact_allowed(" spaced "));
assert!(!ch.is_contact_allowed("spaced"));
}
// ══════════════════════════════════════════════════════════
// AppleScript Escaping Tests (CWE-78 Prevention)
// ══════════════════════════════════════════════════════════
#[test]
fn escape_applescript_double_quotes() {
assert_eq!(escape_applescript(r#"hello "world""#), r#"hello \"world\""#);
}
#[test]
fn escape_applescript_backslashes() {
assert_eq!(escape_applescript(r"path\to\file"), r"path\\to\\file");
}
#[test]
fn escape_applescript_mixed() {
assert_eq!(
escape_applescript(r#"say "hello\" world"#),
r#"say \"hello\\\" world"#
);
}
#[test]
fn escape_applescript_injection_attempt() {
// This is the exact attack vector from the security report
let malicious = r#"" & do shell script "id" & ""#;
let escaped = escape_applescript(malicious);
// After escaping, the quotes should be escaped and not break out
assert_eq!(escaped, r#"\" & do shell script \"id\" & \""#);
// Verify all quotes are now escaped (preceded by backslash)
// The escaped string should not have any unescaped quotes (quote not preceded by backslash)
let chars: Vec<char> = escaped.chars().collect();
for (i, &c) in chars.iter().enumerate() {
if c == '"' {
// Every quote must be preceded by a backslash
assert!(
i > 0 && chars[i - 1] == '\\',
"Found unescaped quote at position {i}"
);
}
}
}
#[test]
fn escape_applescript_empty_string() {
assert_eq!(escape_applescript(""), "");
}
#[test]
fn escape_applescript_no_special_chars() {
assert_eq!(escape_applescript("hello world"), "hello world");
}
#[test]
fn escape_applescript_unicode() {
assert_eq!(escape_applescript("hello 🦀 world"), "hello 🦀 world");
}
#[test]
fn escape_applescript_newlines_escaped() {
assert_eq!(escape_applescript("line1\nline2"), "line1\\nline2");
assert_eq!(escape_applescript("line1\rline2"), "line1\\rline2");
assert_eq!(escape_applescript("line1\r\nline2"), "line1\\r\\nline2");
}
// ══════════════════════════════════════════════════════════
// Target Validation Tests
// ══════════════════════════════════════════════════════════
#[test]
fn valid_phone_number_simple() {
assert!(is_valid_imessage_target("+1234567890"));
}
#[test]
fn valid_phone_number_with_country_code() {
assert!(is_valid_imessage_target("+14155551234"));
}
#[test]
fn valid_phone_number_with_spaces() {
assert!(is_valid_imessage_target("+1 415 555 1234"));
}
#[test]
fn valid_phone_number_with_dashes() {
assert!(is_valid_imessage_target("+1-415-555-1234"));
}
#[test]
fn valid_phone_number_international() {
assert!(is_valid_imessage_target("+447911123456")); // UK
assert!(is_valid_imessage_target("+81312345678")); // Japan
}
#[test]
fn valid_email_simple() {
assert!(is_valid_imessage_target("user@example.com"));
}
#[test]
fn valid_email_with_subdomain() {
assert!(is_valid_imessage_target("user@mail.example.com"));
}
#[test]
fn valid_email_with_plus() {
assert!(is_valid_imessage_target("user+tag@example.com"));
}
#[test]
fn valid_email_with_dots() {
assert!(is_valid_imessage_target("first.last@example.com"));
}
#[test]
fn valid_email_icloud() {
assert!(is_valid_imessage_target("user@icloud.com"));
assert!(is_valid_imessage_target("user@me.com"));
}
#[test]
fn invalid_target_empty() {
assert!(!is_valid_imessage_target(""));
assert!(!is_valid_imessage_target(" "));
}
#[test]
fn invalid_target_no_plus_prefix() {
// Phone numbers must start with +
assert!(!is_valid_imessage_target("1234567890"));
}
#[test]
fn invalid_target_too_short_phone() {
// Less than 7 digits
assert!(!is_valid_imessage_target("+123456"));
}
#[test]
fn invalid_target_too_long_phone() {
// More than 15 digits
assert!(!is_valid_imessage_target("+1234567890123456"));
}
#[test]
fn invalid_target_email_no_at() {
assert!(!is_valid_imessage_target("userexample.com"));
}
#[test]
fn invalid_target_email_no_domain() {
assert!(!is_valid_imessage_target("user@"));
}
#[test]
fn invalid_target_email_no_local() {
assert!(!is_valid_imessage_target("@example.com"));
}
#[test]
fn invalid_target_email_no_dot_in_domain() {
assert!(!is_valid_imessage_target("user@localhost"));
}
#[test]
fn invalid_target_injection_attempt() {
// The exact attack vector from the security report
assert!(!is_valid_imessage_target(r#"" & do shell script "id" & ""#));
}
#[test]
fn invalid_target_applescript_injection() {
// Various injection attempts
assert!(!is_valid_imessage_target(r#"test" & quit"#));
assert!(!is_valid_imessage_target(r"test\ndo shell script"));
assert!(!is_valid_imessage_target("test\"; malicious code; \""));
}
#[test]
fn invalid_target_special_chars() {
assert!(!is_valid_imessage_target("user<script>@example.com"));
assert!(!is_valid_imessage_target("user@example.com; rm -rf /"));
}
#[test]
fn invalid_target_null_byte() {
assert!(!is_valid_imessage_target("user\0@example.com"));
}
#[test]
fn invalid_target_newline() {
assert!(!is_valid_imessage_target("user\n@example.com"));
}
#[test]
fn target_with_leading_trailing_whitespace_trimmed() {
// Should trim and validate
assert!(is_valid_imessage_target(" +1234567890 "));
assert!(is_valid_imessage_target(" user@example.com "));
}
// ══════════════════════════════════════════════════════════
// SQLite/rusqlite Database Tests (CWE-89 Prevention)
// ══════════════════════════════════════════════════════════
/// Helper to create a temporary test database with Messages schema
fn create_test_db() -> (tempfile::TempDir, std::path::PathBuf) {
let dir = tempfile::tempdir().unwrap();
let db_path = dir.path().join("chat.db");
let conn = Connection::open(&db_path).unwrap();
// Create minimal schema matching macOS Messages.app
conn.execute_batch(
"CREATE TABLE handle (
ROWID INTEGER PRIMARY KEY,
id TEXT NOT NULL
);
CREATE TABLE message (
ROWID INTEGER PRIMARY KEY,
handle_id INTEGER,
text TEXT,
is_from_me INTEGER DEFAULT 0,
FOREIGN KEY (handle_id) REFERENCES handle(ROWID)
);",
)
.unwrap();
(dir, db_path)
}
#[tokio::test]
async fn get_max_rowid_empty_database() {
let (_dir, db_path) = create_test_db();
let result = get_max_rowid(&db_path).await;
assert!(result.is_ok());
// Empty table returns 0 (NULL coalesced)
assert_eq!(result.unwrap(), 0);
}
#[tokio::test]
async fn get_max_rowid_with_messages() {
let (_dir, db_path) = create_test_db();
// Insert test data
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (100, 1, 'Hello', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (200, 1, 'World', 0)",
[]
).unwrap();
// This one is from_me=1, should be ignored
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (300, 1, 'Sent', 1)",
[]
).unwrap();
}
let result = get_max_rowid(&db_path).await.unwrap();
// Should return 200, not 300 (ignores is_from_me=1)
assert_eq!(result, 200);
}
#[tokio::test]
async fn get_max_rowid_nonexistent_database() {
let path = std::path::Path::new("/nonexistent/path/chat.db");
let result = get_max_rowid(path).await;
assert!(result.is_err());
}
#[tokio::test]
async fn fetch_new_messages_empty_database() {
let (_dir, db_path) = create_test_db();
let result = fetch_new_messages(&db_path, 0).await;
assert!(result.is_ok());
assert!(result.unwrap().is_empty());
}
#[tokio::test]
async fn fetch_new_messages_returns_correct_data() {
let (_dir, db_path) = create_test_db();
// Insert test data
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (2, 'user@example.com')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'First message', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (20, 2, 'Second message', 0)",
[]
).unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 2);
assert_eq!(
result[0],
(10, "+1234567890".to_string(), "First message".to_string())
);
assert_eq!(
result[1],
(
20,
"user@example.com".to_string(),
"Second message".to_string()
)
);
}
#[tokio::test]
async fn fetch_new_messages_filters_by_rowid() {
let (_dir, db_path) = create_test_db();
// Insert test data
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Old message', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (20, 1, 'New message', 0)",
[]
).unwrap();
}
// Fetch only messages after ROWID 15
let result = fetch_new_messages(&db_path, 15).await.unwrap();
assert_eq!(result.len(), 1);
assert_eq!(result[0].0, 20);
assert_eq!(result[0].2, "New message");
}
#[tokio::test]
async fn fetch_new_messages_excludes_sent_messages() {
let (_dir, db_path) = create_test_db();
// Insert test data
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Received', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (20, 1, 'Sent by me', 1)",
[]
).unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 1);
assert_eq!(result[0].2, "Received");
}
#[tokio::test]
async fn fetch_new_messages_excludes_null_text() {
let (_dir, db_path) = create_test_db();
// Insert test data
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Has text', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (20, 1, NULL, 0)",
[],
)
.unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 1);
assert_eq!(result[0].2, "Has text");
}
#[tokio::test]
async fn fetch_new_messages_respects_limit() {
let (_dir, db_path) = create_test_db();
// Insert 25 messages (limit is 20)
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
for i in 1..=25 {
conn.execute(
&format!("INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES ({i}, 1, 'Message {i}', 0)"),
[]
).unwrap();
}
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 20); // Limited to 20
assert_eq!(result[0].0, 1); // First message
assert_eq!(result[19].0, 20); // 20th message
}
#[tokio::test]
async fn fetch_new_messages_ordered_by_rowid_asc() {
let (_dir, db_path) = create_test_db();
// Insert messages out of order
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (30, 1, 'Third', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'First', 0)",
[]
).unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (20, 1, 'Second', 0)",
[]
).unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 3);
assert_eq!(result[0].0, 10);
assert_eq!(result[1].0, 20);
assert_eq!(result[2].0, 30);
}
#[tokio::test]
async fn fetch_new_messages_nonexistent_database() {
let path = std::path::Path::new("/nonexistent/path/chat.db");
let result = fetch_new_messages(path, 0).await;
assert!(result.is_err());
}
#[tokio::test]
async fn fetch_new_messages_handles_special_characters() {
let (_dir, db_path) = create_test_db();
// Insert message with special characters (potential SQL injection patterns)
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Hello \"world'' OR 1=1; DROP TABLE message;--', 0)",
[]
).unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 1);
// The special characters should be preserved, not interpreted as SQL
assert!(result[0].2.contains("DROP TABLE"));
}
#[tokio::test]
async fn fetch_new_messages_handles_unicode() {
let (_dir, db_path) = create_test_db();
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Hello 🦀 世界 مرحبا', 0)",
[]
).unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
assert_eq!(result.len(), 1);
assert_eq!(result[0].2, "Hello 🦀 世界 مرحبا");
}
#[tokio::test]
async fn fetch_new_messages_handles_empty_text() {
let (_dir, db_path) = create_test_db();
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, '', 0)",
[],
)
.unwrap();
}
let result = fetch_new_messages(&db_path, 0).await.unwrap();
// Empty string is NOT NULL, so it's included
assert_eq!(result.len(), 1);
assert_eq!(result[0].2, "");
}
#[tokio::test]
async fn fetch_new_messages_negative_rowid_edge_case() {
let (_dir, db_path) = create_test_db();
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Test', 0)",
[]
).unwrap();
}
// Negative rowid should still work (fetch all messages with ROWID > -1)
let result = fetch_new_messages(&db_path, -1).await.unwrap();
assert_eq!(result.len(), 1);
}
#[tokio::test]
async fn fetch_new_messages_large_rowid_edge_case() {
let (_dir, db_path) = create_test_db();
{
let conn = Connection::open(&db_path).unwrap();
conn.execute(
"INSERT INTO handle (ROWID, id) VALUES (1, '+1234567890')",
[],
)
.unwrap();
conn.execute(
"INSERT INTO message (ROWID, handle_id, text, is_from_me) VALUES (10, 1, 'Test', 0)",
[]
).unwrap();
}
// Very large rowid should return empty (no messages after this)
let result = fetch_new_messages(&db_path, i64::MAX - 1).await.unwrap();
assert!(result.is_empty());
}
}