Callable mock for more priceise mocking

Author: WyriHaximus

src/CallableMock.php

@@ -0,0 +1,31 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Middleware\Mock;
+
+use Psr\Http\Message\RequestInterface;
+use Psr\Http\Message\ResponseInterface;
+
+final class CallableMock implements MockInterface
+{
+    /** @var callable */
+    private $matcher;
+
+    /** @var ResponseInterface */
+    private $response;
+
+    public function __construct(callable $matcher, ResponseInterface $response)
+    {
+        $this->matcher = $matcher;
+        $this->response = $response;
+    }
+
+    public function match(RequestInterface $request): bool
+    {
+        return ($this->matcher)($request);
+    }
+
+    public function response(RequestInterface $request): ResponseInterface
+    {
+        return $this->response;
+    }
+}

tests/CallableMockTest.php

@@ -0,0 +1,42 @@
+<?php declare(strict_types=1);
+
+namespace ApiClients\Tests\Middleware\Mock;
+
+use ApiClients\Middleware\Mock\CallableMock;
+use ApiClients\Tools\TestUtilities\TestCase;
+use Psr\Http\Message\RequestInterface;
+use RingCentral\Psr7\Request;
+use RingCentral\Psr7\Response;
+
+/**
+ * @internal
+ */
+class CallableMockTest extends TestCase
+{
+    public function testMatch(): void
+    {
+        $response = new Response();
+        $mock = new CallableMock(function (RequestInterface $request) {
+            return $request->getUri()->getPath() === '/path';
+        }, $response);
+        self::assertTrue($mock->match(new Request('GET', '/path')));
+    }
+
+    public function testNoMatch(): void
+    {
+        $response = new Response();
+        $mock = new CallableMock(function (RequestInterface $request) {
+            return $request->getUri()->getPath() === '/';
+        }, $response);
+        self::assertFalse($mock->match(new Request('GET', '/path')));
+    }
+
+    public function testResponse(): void
+    {
+        $response = new Response();
+        $mock = new CallableMock(function (RequestInterface $request) {
+            return $request->getUri()->getPath() === '/path';
+        }, $response);
+        self::assertSame($response, $mock->response(new Request('GET', '/path')));
+    }
+}