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pub fn compress(output: &str) -> Option<String> {
if let Some(r) = try_pytest(output) {
return Some(r);
}
if let Some(r) = try_vitest(output) {
return Some(r);
}
if let Some(r) = try_jest(output) {
return Some(r);
}
if let Some(r) = try_go_test(output) {
return Some(r);
}
if let Some(r) = try_rspec(output) {
return Some(r);
}
if let Some(r) = try_mocha(output) {
return Some(r);
}
None
}
fn try_pytest(output: &str) -> Option<String> {
if !output.contains("test session starts") && !output.contains("pytest") {
return None;
}
let mut passed = 0u32;
let mut failed = 0u32;
let mut skipped = 0u32;
let mut time = String::new();
let mut failures = Vec::new();
for line in output.lines() {
let trimmed = line.trim();
if (trimmed.contains("passed") || trimmed.contains("failed") || trimmed.contains("error"))
&& (trimmed.starts_with('=') || trimmed.starts_with('-'))
{
for word in trimmed.split_whitespace() {
if let Some(n) = word.strip_suffix("passed").or_else(|| {
if trimmed.contains(" passed") {
word.parse::<u32>().ok().map(|_| word)
} else {
None
}
}) {
if let Ok(v) = n.trim().parse::<u32>() {
passed = v;
}
}
}
if let Some(pos) = trimmed.find(" passed") {
let before = &trimmed[..pos];
if let Some(num_str) = before.split_whitespace().last() {
if let Ok(v) = num_str.parse::<u32>() {
passed = v;
}
}
}
if let Some(pos) = trimmed.find(" failed") {
let before = &trimmed[..pos];
if let Some(num_str) = before.split_whitespace().last() {
if let Ok(v) = num_str.parse::<u32>() {
failed = v;
}
}
}
if let Some(pos) = trimmed.find(" skipped") {
let before = &trimmed[..pos];
if let Some(num_str) = before.split_whitespace().last() {
if let Ok(v) = num_str.parse::<u32>() {
skipped = v;
}
}
}
if let Some(pos) = trimmed.find(" in ") {
time = trimmed[pos + 4..].trim_end_matches('=').trim().to_string();
}
}
if trimmed.starts_with("FAILED ") {
failures.push(
trimmed
.strip_prefix("FAILED ")
.unwrap_or(trimmed)
.to_string(),
);
}
}
if passed == 0 && failed == 0 {
return None;
}
let mut result = format!("pytest: {passed} passed");
if failed > 0 {
result.push_str(&format!(", {failed} failed"));
}
if skipped > 0 {
result.push_str(&format!(", {skipped} skipped"));
}
if !time.is_empty() {
result.push_str(&format!(" ({time})"));
}
for f in failures.iter().take(5) {
result.push_str(&format!("\n FAIL: {f}"));
}
Some(result)
}
fn try_jest(output: &str) -> Option<String> {
if !output.contains("Tests:") && !output.contains("Test Suites:") {
return None;
}
let mut suites_line = String::new();
let mut tests_line = String::new();
let mut time_line = String::new();
for line in output.lines() {
let trimmed = line.trim();
if trimmed.starts_with("Test Suites:") {
suites_line = trimmed.to_string();
} else if trimmed.starts_with("Tests:") {
tests_line = trimmed.to_string();
} else if trimmed.starts_with("Time:") {
time_line = trimmed.to_string();
}
}
if tests_line.is_empty() {
return None;
}
let mut result = String::new();
if !suites_line.is_empty() {
result.push_str(&suites_line);
result.push('\n');
}
result.push_str(&tests_line);
if !time_line.is_empty() {
result.push('\n');
result.push_str(&time_line);
}
Some(result)
}
fn try_go_test(output: &str) -> Option<String> {
if !output.contains("--- PASS") && !output.contains("--- FAIL") && !output.contains("PASS\n") {
return None;
}
let mut passed = 0u32;
let mut failed = 0u32;
let mut failures = Vec::new();
let mut packages = Vec::new();
for line in output.lines() {
let trimmed = line.trim();
if trimmed.starts_with("--- PASS:") {
passed += 1;
} else if trimmed.starts_with("--- FAIL:") {
failed += 1;
failures.push(
trimmed
.strip_prefix("--- FAIL: ")
.unwrap_or(trimmed)
.to_string(),
);
} else if trimmed.starts_with("ok ") || trimmed.starts_with("FAIL\t") {
packages.push(trimmed.to_string());
}
}
if passed == 0 && failed == 0 {
return None;
}
let mut result = format!("go test: {passed} passed");
if failed > 0 {
result.push_str(&format!(", {failed} failed"));
}
for pkg in &packages {
result.push_str(&format!("\n {pkg}"));
}
for f in failures.iter().take(5) {
result.push_str(&format!("\n FAIL: {f}"));
}
Some(result)
}
fn try_vitest(output: &str) -> Option<String> {
if !output.contains("PASS") && !output.contains("FAIL") {
return None;
}
if !output.contains(" Tests ") && !output.contains("Test Files") {
return None;
}
let mut test_files_line = String::new();
let mut tests_line = String::new();
let mut duration_line = String::new();
let mut failures = Vec::new();
for line in output.lines() {
let trimmed = line.trim();
let plain = strip_ansi(trimmed);
if plain.contains("Test Files") {
test_files_line = plain.clone();
} else if plain.starts_with("Tests") && plain.contains("passed") {
tests_line = plain.clone();
} else if plain.contains("Duration") || plain.contains("Time") {
if plain.contains("ms") || plain.contains("s") {
duration_line = plain.clone();
}
} else if plain.contains("FAIL")
&& (plain.contains(".test.") || plain.contains(".spec.") || plain.contains("_test."))
{
failures.push(plain.clone());
}
}
if tests_line.is_empty() && test_files_line.is_empty() {
return None;
}
let mut result = String::new();
if !test_files_line.is_empty() {
result.push_str(&test_files_line);
}
if !tests_line.is_empty() {
if !result.is_empty() {
result.push('\n');
}
result.push_str(&tests_line);
}
if !duration_line.is_empty() {
result.push('\n');
result.push_str(&duration_line);
}
for f in failures.iter().take(10) {
result.push_str(&format!("\n FAIL: {f}"));
}
Some(result)
}
fn strip_ansi(s: &str) -> String {
crate::core::compressor::strip_ansi(s)
}
fn try_rspec(output: &str) -> Option<String> {
if !output.contains("examples") || !output.contains("failures") {
return None;
}
for line in output.lines().rev() {
let trimmed = line.trim();
if trimmed.contains("example") && trimmed.contains("failure") {
return Some(format!("rspec: {trimmed}"));
}
}
None
}
fn try_mocha(output: &str) -> Option<String> {
let has_passing = output.contains(" passing");
let has_failing = output.contains(" failing");
if !has_passing && !has_failing {
return None;
}
let mut passing = 0u32;
let mut failing = 0u32;
let mut duration = String::new();
let mut failures = Vec::new();
let mut in_failure = false;
for line in output.lines() {
let trimmed = line.trim();
if trimmed.contains(" passing") {
let before_passing = trimmed.split(" passing").next().unwrap_or("");
if let Ok(n) = before_passing.trim().parse::<u32>() {
passing = n;
}
if let Some(start) = trimmed.rfind('(') {
if let Some(end) = trimmed.rfind(')') {
if start < end {
duration = trimmed[start + 1..end].to_string();
}
}
}
}
if trimmed.contains(" failing") {
let before_failing = trimmed.split(" failing").next().unwrap_or("");
if let Ok(n) = before_failing.trim().parse::<u32>() {
failing = n;
in_failure = true;
}
}
if in_failure && trimmed.starts_with(|c: char| c.is_ascii_digit()) && trimmed.contains(')')
{
if let Some((_, desc)) = trimmed.split_once(')') {
failures.push(desc.trim().to_string());
}
}
}
let mut result = format!("mocha: {passing} passed");
if failing > 0 {
result.push_str(&format!(", {failing} failed"));
}
if !duration.is_empty() {
result.push_str(&format!(" ({duration})"));
}
for f in failures.iter().take(10) {
result.push_str(&format!("\n FAIL: {f}"));
}
Some(result)
}
#[cfg(test)]
mod mocha_tests {
use super::*;
#[test]
fn mocha_passing_only() {
let output = " 3 passing (50ms)";
let result = try_mocha(output).expect("should match");
assert!(result.contains("3 passed"));
assert!(result.contains("50ms"));
}
#[test]
fn mocha_with_failures() {
let output =
" 2 passing (100ms)\n 1 failing\n\n 1) Array #indexOf():\n Error: expected -1";
let result = try_mocha(output).expect("should match");
assert!(result.contains("2 passed"));
assert!(result.contains("1 failed"));
assert!(result.contains("FAIL:"));
}
}