Add test

Signed-off-by: Bob Weinand <bob.weinand@datadoghq.com>

tests/xdebug/3.0.0/line-breakpoint.inc

@@ -0,0 +1,17 @@
+<?php
+
+namespace Psr\Log;
+
+interface LoggerInterface {
+    function log();
+}
+
+class Logger implements LoggerInterface {
+    function log() {
+        echo "hey\n";
+    }
+}
+
+echo "pre-hook\n";
+(new Logger)->log();
+echo "post-hook\n";

tests/xdebug/3.0.0/line-breakpoint.phpt

@@ -0,0 +1,60 @@
+--TEST--
+Line breakpoint on interface-hook
+--FILE--
+<?php
+
+require __DIR__ . '/../dbgpclient.php';
+
+$commands = [
+	'feature_set -n breakpoint_details -v 1',
+	'feature_set -n resolved_breakpoint -v 1',
+	'step_into',
+	'breakpoint_set -t line -f ' . __DIR__ . '/line-breakpoint.inc -n 15',
+	'breakpoint_set -t line -f ' . __DIR__ . '/line-breakpoint.inc -n 17',
+	'run',
+	'run',
+	'detach',
+];
+
+dbgpRunFile(__DIR__ . "/line-breakpoint.inc", $commands, ["zend_extension" => "xdebug-" . phpversion('xdebug'), "datadog.trace.sources_path" => __DIR__ . "/..", "datadog.logs_injection" => 0], ["show-stdout" => true]);
+
+?>
+--EXPECTF--
+<?xml version="1.0" encoding="iso-8859-1"?>
+<init xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" fileuri="file://line-breakpoint.inc" language="PHP" xdebug:language_version="" protocol_version="1.0" appid=""><engine version=""><![CDATA[Xdebug]]></engine><author><![CDATA[Derick Rethans]]></author><url><![CDATA[https://xdebug.org]]></url><copyright><![CDATA[Copyright (c) 2002-2099 by Derick Rethans]]></copyright></init>
+
+-> feature_set -i 1 -n breakpoint_details -v 1
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="feature_set" transaction_id="1" feature="breakpoint_details" success="1"></response>
+
+-> feature_set -i 2 -n resolved_breakpoint -v 1
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="feature_set" transaction_id="2" status="starting" reason="ok"><error code="3"><message><![CDATA[invalid or missing options]]></message></error></response>
+
+-> step_into -i 3
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="step_into" transaction_id="3" status="break" reason="ok"><xdebug:message filename="file://line-breakpoint.inc" lineno="9"></xdebug:message></response>
+
+-> breakpoint_set -i 4 -t line -f %s/line-breakpoint.inc -n 15
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="breakpoint_set" transaction_id="4" id="{{PID}}0001"></response>
+
+-> breakpoint_set -i 5 -t line -f %s/line-breakpoint.inc -n 17
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="breakpoint_set" transaction_id="5" id="{{PID}}0002"></response>
+
+-> run -i 6
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="run" transaction_id="6" status="break" reason="ok"><xdebug:message filename="file://line-breakpoint.inc" lineno="15"></xdebug:message>%S</response>
+
+-> run -i 7
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="run" transaction_id="7" status="break" reason="ok"><xdebug:message filename="file://line-breakpoint.inc" lineno="17"></xdebug:message>%S</response>
+
+-> detach -i 8
+<?xml version="1.0" encoding="iso-8859-1"?>
+<response xmlns="urn:debugger_protocol_v1" xmlns:xdebug="https://xdebug.org/dbgp/xdebug" command="detach" transaction_id="8" status="stopping" reason="ok"></response>
+
+pre-hook
+hey
+post-hook

tests/xdebug/DDTrace/Integrations/Logs/LogsIntegration.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace DDTrace\Integrations\Logs;
+
+class LogsIntegration implements \DDTrace\Integration {
+    public function init(): int {
+        \DDTrace\install_hook("Psr\Log\LoggerInterface::log", function () { echo "hooked LoggerInterface::log()\n"; });
+        return self::LOADED;
+    }
+}