Added generic stopwatch collector and tests.

tests/Record/HttpTest.php

@@ -0,0 +1,28 @@
+<?php
+
+namespace Rarst\Laps\Tests\Record;
+
+use Rarst\Laps\Record\Http_Record_Collector;
+use Rarst\Laps\Tests\LapsTestCase;
+use Symfony\Component\Stopwatch\Stopwatch;
+
+class HttpTest extends LapsTestCase {
+
+	public function testCollector() {
+
+		$stopwatch = new Stopwatch();
+		$url       = 'https://example.com/';
+		$collector = new Http_Record_Collector( $stopwatch );
+
+		$this->assertTrue( has_action( 'pre_http_request', [ $collector, 'pre_http_request' ] ) );
+		$this->assertTrue( has_action( 'http_api_debug', [ $collector, 'http_api_debug' ] ) );
+
+		$collector->pre_http_request( false, [], $url );
+
+		$this->assertTrue( $stopwatch->isStarted( $url ) );
+
+		$collector->http_api_debug( [], '', new \stdClass(), [], $url );
+
+		$this->assertFalse( $stopwatch->isStarted( $url ) );
+	}
+}