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//! Test harness for running test suites.
use std::time::{Duration, Instant};
/// A test suite containing multiple tests
#[derive(Debug, Clone)]
pub struct TestSuite {
/// Suite name
pub name: String,
/// Tests in this suite
pub tests: Vec<TestCase>,
}
impl TestSuite {
/// Create a new test suite
#[must_use]
pub fn new(name: impl Into<String>) -> Self {
Self {
name: name.into(),
tests: Vec::new(),
}
}
/// Add a test case
pub fn add_test(&mut self, test: TestCase) {
self.tests.push(test);
}
/// Get the number of tests
#[must_use]
pub fn test_count(&self) -> usize {
contract_pre_test_result_reporting!();
self.tests.len()
}
}
/// A single test case
#[derive(Debug, Clone)]
pub struct TestCase {
/// Test name
pub name: String,
/// Test timeout in milliseconds
pub timeout_ms: u64,
}
impl TestCase {
/// Create a new test case
#[must_use]
pub fn new(name: impl Into<String>) -> Self {
Self {
name: name.into(),
timeout_ms: 30000, // 30 second default
}
}
/// Set timeout
#[must_use]
pub const fn with_timeout(mut self, ms: u64) -> Self {
self.timeout_ms = ms;
self
}
}
/// Result of running a single test
#[derive(Debug, Clone)]
pub struct TestResult {
/// Test name
pub name: String,
/// Whether test passed
pub passed: bool,
/// Error message if failed
pub error: Option<String>,
/// Test duration
pub duration: Duration,
}
impl TestResult {
/// Create a passing test result
#[must_use]
pub fn pass(name: impl Into<String>) -> Self {
contract_pre_test_result_reporting!();
Self {
name: name.into(),
passed: true,
error: None,
duration: Duration::ZERO,
}
}
/// Create a failing test result
#[must_use]
pub fn fail(name: impl Into<String>, error: impl Into<String>) -> Self {
contract_pre_test_result_reporting!();
Self {
name: name.into(),
passed: false,
error: Some(error.into()),
duration: Duration::ZERO,
}
}
/// Set duration
#[must_use]
pub const fn with_duration(mut self, duration: Duration) -> Self {
self.duration = duration;
self
}
}
/// Results from running a test suite
#[derive(Debug, Clone)]
pub struct SuiteResults {
/// Suite name
pub suite_name: String,
/// Individual test results
pub results: Vec<TestResult>,
/// Total duration
pub duration: Duration,
}
impl SuiteResults {
/// Check if all tests passed
#[must_use]
pub fn all_passed(&self) -> bool {
self.results.iter().all(|r| r.passed)
}
/// Count passed tests
#[must_use]
pub fn passed_count(&self) -> usize {
self.results.iter().filter(|r| r.passed).count()
}
/// Count failed tests
#[must_use]
pub fn failed_count(&self) -> usize {
self.results.iter().filter(|r| !r.passed).count()
}
/// Get total test count
#[must_use]
pub fn total(&self) -> usize {
self.results.len()
}
/// Get failed tests
#[must_use]
pub fn failures(&self) -> Vec<&TestResult> {
self.results.iter().filter(|r| !r.passed).collect()
}
}
/// Test harness for running suites
#[derive(Debug, Default)]
pub struct TestHarness {
/// Whether to stop on first failure
pub fail_fast: bool,
/// Whether to run tests in parallel
pub parallel: bool,
}
impl TestHarness {
/// Create a new test harness
#[must_use]
pub fn new() -> Self {
Self::default()
}
/// Enable fail-fast mode
#[must_use]
pub const fn with_fail_fast(mut self) -> Self {
self.fail_fast = true;
self
}
/// Enable parallel execution
#[must_use]
pub const fn with_parallel(mut self) -> Self {
self.parallel = true;
self
}
/// Run a test suite
#[must_use]
pub fn run(&self, suite: &TestSuite) -> SuiteResults {
let start = Instant::now();
let results = Vec::new();
// In a full implementation, this would actually run the tests
// For now, return empty results for an empty suite
SuiteResults {
suite_name: suite.name.clone(),
results,
duration: start.elapsed(),
}
}
}