Test: measure run time duration (#426)

src/Runner/Job.php

@@ -55,6 +55,9 @@ class Job
 	/** @var string[]  output headers */
 	private $headers = [];
 
+	/** @var float|null */
+	private $duration;
+
 
 	public function __construct(Test $test, PhpInterpreter $interpreter, array $envVars = null)
 	{
@@ -100,6 +103,7 @@ public function run(int $flags = 0): void
 				: Helpers::escapeArg($value);
 		}
 
+		$this->duration = -microtime(true);
 		$this->proc = proc_open(
 			$this->interpreter->getCommandLine()
 			. ' -d register_argc_argv=on ' . Helpers::escapeArg($this->test->getFile()) . ' ' . implode(' ', $args),
@@ -156,6 +160,7 @@ public function isRunning(): bool
 		if ($status['running']) {
 			return true;
 		}
+		$this->duration += microtime(true);
 
 		fclose($this->stdout);
 		if ($this->stderr) {
@@ -202,4 +207,15 @@ public function getHeaders(): array
 	{
 		return $this->headers;
 	}
+
+
+	/**
+	 * Returns process duration in seconds.
+	 */
+	public function getDuration(): ?float
+	{
+		return $this->duration > 0
+			? $this->duration
+			: null;
+	}
 }

src/Runner/Test.php

@@ -39,6 +39,9 @@ class Test
 	/** @var int */
 	private $result = self::PREPARED;
 
+	/** @var float|null */
+	private $duration;
+
 	/** @var string[]|string[][] */
 	private $args = [];
 
@@ -87,6 +90,15 @@ public function hasResult(): bool
 	}
 
 
+	/**
+	 * Duration in seconds.
+	 */
+	public function getDuration(): ?float
+	{
+		return $this->duration;
+	}
+
+
 	/**
 	 * @return static
 	 */
@@ -111,7 +123,7 @@ public function withArguments(array $args): self
 	/**
 	 * @return static
 	 */
-	public function withResult(int $result, ?string $message): self
+	public function withResult(int $result, ?string $message, float $duration = null): self
 	{
 		if ($this->hasResult()) {
 			throw new \LogicException("Result of test is already set to $this->result with message '$this->message'.");
@@ -120,6 +132,7 @@ public function withResult(int $result, ?string $message): self
 		$me = clone $this;
 		$me->result = $result;
 		$me->message = $message;
+		$me->duration = $duration;
 		return $me;
 	}
 }

src/Runner/TestHandler.php

@@ -94,7 +94,7 @@ public function assess(Job $job): void
 				}
 			}
 		}
-		$this->runner->finishTest($test->withResult(Test::PASSED, $test->message));
+		$this->runner->finishTest($test->withResult(Test::PASSED, $test->message, $job->getDuration()));
 	}
 
 

tests/Runner/Job.phpt

@@ -21,6 +21,7 @@ test(function () {
 
 	Assert::same('Args: one, --two=1, three, --two=2+stdout', $job->getTest()->stdout);
 	Assert::same('+stderr1+stderr2', $job->getTest()->stderr);
+	Assert::type('float', $job->getDuration());
 
 	if (PHP_SAPI !== 'cli') {
 		Assert::contains('Nette Tester', $job->getHeaders());

tests/Runner/Runner.misc.phpt

@@ -3,6 +3,7 @@
 declare(strict_types=1);
 
 use Tester\Assert;
+use Tester\Expect;
 use Tester\Runner\Test;
 
 require __DIR__ . '/../bootstrap.php';
@@ -24,7 +25,7 @@ class Logger implements Tester\Runner\OutputHandler
 
 	public function finish(Test $test): void
 	{
-		$this->results[basename($test->getFile())] = $test->getResult();
+		$this->results[basename($test->getFile())] = [$test->getResult(), $test->getDuration()];
 	}
 
 
@@ -50,7 +51,7 @@ $runner->run();
 Assert::false(getenv('TesterEnvVar'));
 
 ksort($logger->results);
-Assert::same([
-	'addPhpIniOption.phptx' => Test::PASSED,
-	'env-vars.phptx' => Test::PASSED,
+Assert::equal([
+	'addPhpIniOption.phptx' => [Test::PASSED, Expect::type('float')],
+	'env-vars.phptx' => [Test::PASSED, Expect::type('float')],
 ], $logger->results);

tests/Runner/Test.phpt

@@ -25,6 +25,7 @@ test(function () {
 	Assert::same('some/Test.phpt', $test->getSignature());
 	Assert::false($test->hasResult());
 	Assert::same(Test::PREPARED, $test->getResult());
+	Assert::null($test->getDuration());
 });